The Tor Browser: comparison gfx/angle/src/libGLESv2/libGLESv2.cpp

--1:000000000000
+:7cdbe53df7fa
+#include "precompiled.h"
+//
+// Copyright (c) 2002-2012 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// libGLESv2.cpp: Implements the exported OpenGL ES 2.0 functions.
+#include "common/version.h"
+#include <algorithm>
+#include "libGLESv2/main.h"
+#include "libGLESv2/utilities.h"
+#include "libGLESv2/Buffer.h"
+#include "libGLESv2/Fence.h"
+#include "libGLESv2/Framebuffer.h"
+#include "libGLESv2/Renderbuffer.h"
+#include "libGLESv2/Program.h"
+#include "libGLESv2/ProgramBinary.h"
+#include "libGLESv2/Texture.h"
+#include "libGLESv2/Query.h"
+#include "libGLESv2/Context.h"
+bool validImageSize(GLint level, GLsizei width, GLsizei height)
+{
+if (level < 0 || width < 0 || height < 0)
+{
+return false;
+}
+if (gl::getContext() && gl::getContext()->supportsNonPower2Texture())
+{
+return true;
+}
+if (level == 0)
+{
+return true;
+}
+if (gl::isPow2(width) && gl::isPow2(height))
+{
+return true;
+}
+return false;
+}
+// Verify that format/type are one of the combinations from table 3.4.
+bool checkTextureFormatType(GLenum format, GLenum type)
+{
+// validate <format> by itself (used as secondary key below)
+switch (format)
+{
+case GL_RGBA:
+case GL_BGRA_EXT:
+case GL_RGB:
+case GL_ALPHA:
+case GL_LUMINANCE:
+case GL_LUMINANCE_ALPHA:
+case GL_DEPTH_COMPONENT:
+case GL_DEPTH_STENCIL_OES:
+break;
+default:
+return gl::error(GL_INVALID_ENUM, false);
+}
+// invalid <type> -> sets INVALID_ENUM
+// invalid <format>+<type> combination -> sets INVALID_OPERATION
+switch (type)
+{
+case GL_UNSIGNED_BYTE:
+switch (format)
+{
+case GL_RGBA:
+case GL_BGRA_EXT:
+case GL_RGB:
+case GL_ALPHA:
+case GL_LUMINANCE:
+case GL_LUMINANCE_ALPHA:
+return true;
+default:
+return gl::error(GL_INVALID_OPERATION, false);
+}
+case GL_FLOAT:
+case GL_HALF_FLOAT_OES:
+switch (format)
+{
+case GL_RGBA:
+case GL_RGB:
+case GL_ALPHA:
+case GL_LUMINANCE:
+case GL_LUMINANCE_ALPHA:
+return true;
+default:
+return gl::error(GL_INVALID_OPERATION, false);
+}
+case GL_UNSIGNED_SHORT_4_4_4_4:
+case GL_UNSIGNED_SHORT_5_5_5_1:
+switch (format)
+{
+case GL_RGBA:
+return true;
+default:
+return gl::error(GL_INVALID_OPERATION, false);
+}
+case GL_UNSIGNED_SHORT_5_6_5:
+switch (format)
+{
+case GL_RGB:
+return true;
+default:
+return gl::error(GL_INVALID_OPERATION, false);
+}
+case GL_UNSIGNED_SHORT:
+case GL_UNSIGNED_INT:
+switch (format)
+{
+case GL_DEPTH_COMPONENT:
+return true;
+default:
+return gl::error(GL_INVALID_OPERATION, false);
+}
+case GL_UNSIGNED_INT_24_8_OES:
+switch (format)
+{
+case GL_DEPTH_STENCIL_OES:
+return true;
+default:
+return gl::error(GL_INVALID_OPERATION, false);
+}
+default:
+return gl::error(GL_INVALID_ENUM, false);
+}
+}
+bool validateSubImageParams2D(bool compressed, GLsizei width, GLsizei height,
+GLint xoffset, GLint yoffset, GLint level, GLenum format, GLenum type,
+gl::Texture2D *texture)
+{
+if (!texture)
+{
+return gl::error(GL_INVALID_OPERATION, false);
+}
+if (compressed != texture->isCompressed(level))
+{
+return gl::error(GL_INVALID_OPERATION, false);
+}
+if (format != GL_NONE)
+{
+GLenum internalformat = gl::ConvertSizedInternalFormat(format, type);
+if (internalformat != texture->getInternalFormat(level))
+{
+return gl::error(GL_INVALID_OPERATION, false);
+}
+}
+if (compressed)
+{
+if ((width % 4 != 0 && width != texture->getWidth(0)) ||
+(height % 4 != 0 && height != texture->getHeight(0)))
+{
+return gl::error(GL_INVALID_OPERATION, false);
+}
+}
+if (xoffset + width > texture->getWidth(level) ||
+yoffset + height > texture->getHeight(level))
+{
+return gl::error(GL_INVALID_VALUE, false);
+}
+return true;
+}
+bool validateSubImageParamsCube(bool compressed, GLsizei width, GLsizei height,
+GLint xoffset, GLint yoffset, GLenum target, GLint level, GLenum format, GLenum type,
+gl::TextureCubeMap *texture)
+{
+if (!texture)
+{
+return gl::error(GL_INVALID_OPERATION, false);
+}
+if (compressed != texture->isCompressed(target, level))
+{
+return gl::error(GL_INVALID_OPERATION, false);
+}
+if (format != GL_NONE)
+{
+GLenum internalformat = gl::ConvertSizedInternalFormat(format, type);
+if (internalformat != texture->getInternalFormat(target, level))
+{
+return gl::error(GL_INVALID_OPERATION, false);
+}
+}
+if (compressed)
+{
+if ((width % 4 != 0 && width != texture->getWidth(target, 0)) ||
+(height % 4 != 0 && height != texture->getHeight(target, 0)))
+{
+return gl::error(GL_INVALID_OPERATION, false);
+}
+}
+if (xoffset + width > texture->getWidth(target, level) ||
+yoffset + height > texture->getHeight(target, level))
+{
+return gl::error(GL_INVALID_VALUE, false);
+}
+return true;
+}
+// check for combinations of format and type that are valid for ReadPixels
+bool validReadFormatType(GLenum format, GLenum type)
+{
+switch (format)
+{
+case GL_RGBA:
+switch (type)
+{
+case GL_UNSIGNED_BYTE:
+break;
+default:
+return false;
+}
+break;
+case GL_BGRA_EXT:
+switch (type)
+{
+case GL_UNSIGNED_BYTE:
+case GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT:
+case GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT:
+break;
+default:
+return false;
+}
+break;
+default:
+return false;
+}
+return true;
+}
+extern "C"
+{
+void __stdcall glActiveTexture(GLenum texture)
+{
+EVENT("(GLenum texture = 0x%X)", texture);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (texture < GL_TEXTURE0 || texture > GL_TEXTURE0 + context->getMaximumCombinedTextureImageUnits() - 1)
+{
+return gl::error(GL_INVALID_ENUM);
+}
+context->setActiveSampler(texture - GL_TEXTURE0);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glAttachShader(GLuint program, GLuint shader)
+{
+EVENT("(GLuint program = %d, GLuint shader = %d)", program, shader);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+gl::Shader *shaderObject = context->getShader(shader);
+if (!programObject)
+{
+if (context->getShader(program))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+if (!shaderObject)
+{
+if (context->getProgram(shader))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+if (!programObject->attachShader(shaderObject))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBeginQueryEXT(GLenum target, GLuint id)
+{
+EVENT("(GLenum target = 0x%X, GLuint %d)", target, id);
+try
+{
+switch (target)
+{
+case GL_ANY_SAMPLES_PASSED_EXT:
+case GL_ANY_SAMPLES_PASSED_CONSERVATIVE_EXT:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if (id == 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->beginQuery(target, id);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBindAttribLocation(GLuint program, GLuint index, const GLchar* name)
+{
+EVENT("(GLuint program = %d, GLuint index = %d, const GLchar* name = 0x%0.8p)", program, index, name);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject)
+{
+if (context->getShader(program))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+if (strncmp(name, "gl_", 3) == 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+programObject->bindAttributeLocation(index, name);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBindBuffer(GLenum target, GLuint buffer)
+{
+EVENT("(GLenum target = 0x%X, GLuint buffer = %d)", target, buffer);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+switch (target)
+{
+case GL_ARRAY_BUFFER:
+context->bindArrayBuffer(buffer);
+return;
+case GL_ELEMENT_ARRAY_BUFFER:
+context->bindElementArrayBuffer(buffer);
+return;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBindFramebuffer(GLenum target, GLuint framebuffer)
+{
+EVENT("(GLenum target = 0x%X, GLuint framebuffer = %d)", target, framebuffer);
+try
+{
+if (target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER_ANGLE && target != GL_READ_FRAMEBUFFER_ANGLE)
+{
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (target == GL_READ_FRAMEBUFFER_ANGLE || target == GL_FRAMEBUFFER)
+{
+context->bindReadFramebuffer(framebuffer);
+}
+if (target == GL_DRAW_FRAMEBUFFER_ANGLE || target == GL_FRAMEBUFFER)
+{
+context->bindDrawFramebuffer(framebuffer);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBindRenderbuffer(GLenum target, GLuint renderbuffer)
+{
+EVENT("(GLenum target = 0x%X, GLuint renderbuffer = %d)", target, renderbuffer);
+try
+{
+if (target != GL_RENDERBUFFER)
+{
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->bindRenderbuffer(renderbuffer);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBindTexture(GLenum target, GLuint texture)
+{
+EVENT("(GLenum target = 0x%X, GLuint texture = %d)", target, texture);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Texture *textureObject = context->getTexture(texture);
+if (textureObject && textureObject->getTarget() != target && texture != 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+switch (target)
+{
+case GL_TEXTURE_2D:
+context->bindTexture2D(texture);
+return;
+case GL_TEXTURE_CUBE_MAP:
+context->bindTextureCubeMap(texture);
+return;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBlendColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
+{
+EVENT("(GLclampf red = %f, GLclampf green = %f, GLclampf blue = %f, GLclampf alpha = %f)",
+red, green, blue, alpha);
+try
+{
+gl::Context* context = gl::getNonLostContext();
+if (context)
+{
+context->setBlendColor(gl::clamp01(red), gl::clamp01(green), gl::clamp01(blue), gl::clamp01(alpha));
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBlendEquation(GLenum mode)
+{
+glBlendEquationSeparate(mode, mode);
+}
+void __stdcall glBlendEquationSeparate(GLenum modeRGB, GLenum modeAlpha)
+{
+EVENT("(GLenum modeRGB = 0x%X, GLenum modeAlpha = 0x%X)", modeRGB, modeAlpha);
+try
+{
+switch (modeRGB)
+{
+case GL_FUNC_ADD:
+case GL_FUNC_SUBTRACT:
+case GL_FUNC_REVERSE_SUBTRACT:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (modeAlpha)
+{
+case GL_FUNC_ADD:
+case GL_FUNC_SUBTRACT:
+case GL_FUNC_REVERSE_SUBTRACT:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setBlendEquation(modeRGB, modeAlpha);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBlendFunc(GLenum sfactor, GLenum dfactor)
+{
+glBlendFuncSeparate(sfactor, dfactor, sfactor, dfactor);
+}
+void __stdcall glBlendFuncSeparate(GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha)
+{
+EVENT("(GLenum srcRGB = 0x%X, GLenum dstRGB = 0x%X, GLenum srcAlpha = 0x%X, GLenum dstAlpha = 0x%X)",
+srcRGB, dstRGB, srcAlpha, dstAlpha);
+try
+{
+switch (srcRGB)
+{
+case GL_ZERO:
+case GL_ONE:
+case GL_SRC_COLOR:
+case GL_ONE_MINUS_SRC_COLOR:
+case GL_DST_COLOR:
+case GL_ONE_MINUS_DST_COLOR:
+case GL_SRC_ALPHA:
+case GL_ONE_MINUS_SRC_ALPHA:
+case GL_DST_ALPHA:
+case GL_ONE_MINUS_DST_ALPHA:
+case GL_CONSTANT_COLOR:
+case GL_ONE_MINUS_CONSTANT_COLOR:
+case GL_CONSTANT_ALPHA:
+case GL_ONE_MINUS_CONSTANT_ALPHA:
+case GL_SRC_ALPHA_SATURATE:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (dstRGB)
+{
+case GL_ZERO:
+case GL_ONE:
+case GL_SRC_COLOR:
+case GL_ONE_MINUS_SRC_COLOR:
+case GL_DST_COLOR:
+case GL_ONE_MINUS_DST_COLOR:
+case GL_SRC_ALPHA:
+case GL_ONE_MINUS_SRC_ALPHA:
+case GL_DST_ALPHA:
+case GL_ONE_MINUS_DST_ALPHA:
+case GL_CONSTANT_COLOR:
+case GL_ONE_MINUS_CONSTANT_COLOR:
+case GL_CONSTANT_ALPHA:
+case GL_ONE_MINUS_CONSTANT_ALPHA:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (srcAlpha)
+{
+case GL_ZERO:
+case GL_ONE:
+case GL_SRC_COLOR:
+case GL_ONE_MINUS_SRC_COLOR:
+case GL_DST_COLOR:
+case GL_ONE_MINUS_DST_COLOR:
+case GL_SRC_ALPHA:
+case GL_ONE_MINUS_SRC_ALPHA:
+case GL_DST_ALPHA:
+case GL_ONE_MINUS_DST_ALPHA:
+case GL_CONSTANT_COLOR:
+case GL_ONE_MINUS_CONSTANT_COLOR:
+case GL_CONSTANT_ALPHA:
+case GL_ONE_MINUS_CONSTANT_ALPHA:
+case GL_SRC_ALPHA_SATURATE:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (dstAlpha)
+{
+case GL_ZERO:
+case GL_ONE:
+case GL_SRC_COLOR:
+case GL_ONE_MINUS_SRC_COLOR:
+case GL_DST_COLOR:
+case GL_ONE_MINUS_DST_COLOR:
+case GL_SRC_ALPHA:
+case GL_ONE_MINUS_SRC_ALPHA:
+case GL_DST_ALPHA:
+case GL_ONE_MINUS_DST_ALPHA:
+case GL_CONSTANT_COLOR:
+case GL_ONE_MINUS_CONSTANT_COLOR:
+case GL_CONSTANT_ALPHA:
+case GL_ONE_MINUS_CONSTANT_ALPHA:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+bool constantColorUsed = (srcRGB == GL_CONSTANT_COLOR || srcRGB == GL_ONE_MINUS_CONSTANT_COLOR ||
+dstRGB == GL_CONSTANT_COLOR || dstRGB == GL_ONE_MINUS_CONSTANT_COLOR);
+bool constantAlphaUsed = (srcRGB == GL_CONSTANT_ALPHA || srcRGB == GL_ONE_MINUS_CONSTANT_ALPHA ||
+dstRGB == GL_CONSTANT_ALPHA || dstRGB == GL_ONE_MINUS_CONSTANT_ALPHA);
+if (constantColorUsed && constantAlphaUsed)
+{
+ERR("Simultaneous use of GL_CONSTANT_ALPHA/GL_ONE_MINUS_CONSTANT_ALPHA and GL_CONSTANT_COLOR/GL_ONE_MINUS_CONSTANT_COLOR invalid under WebGL");
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setBlendFactors(srcRGB, dstRGB, srcAlpha, dstAlpha);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBufferData(GLenum target, GLsizeiptr size, const GLvoid* data, GLenum usage)
+{
+EVENT("(GLenum target = 0x%X, GLsizeiptr size = %d, const GLvoid* data = 0x%0.8p, GLenum usage = %d)",
+target, size, data, usage);
+try
+{
+if (size < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+switch (usage)
+{
+case GL_STREAM_DRAW:
+case GL_STATIC_DRAW:
+case GL_DYNAMIC_DRAW:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Buffer *buffer;
+switch (target)
+{
+case GL_ARRAY_BUFFER:
+buffer = context->getArrayBuffer();
+break;
+case GL_ELEMENT_ARRAY_BUFFER:
+buffer = context->getElementArrayBuffer();
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if (!buffer)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+buffer->bufferData(data, size, usage);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBufferSubData(GLenum target, GLintptr offset, GLsizeiptr size, const GLvoid* data)
+{
+EVENT("(GLenum target = 0x%X, GLintptr offset = %d, GLsizeiptr size = %d, const GLvoid* data = 0x%0.8p)",
+target, offset, size, data);
+try
+{
+if (size < 0 || offset < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (data == NULL)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Buffer *buffer;
+switch (target)
+{
+case GL_ARRAY_BUFFER:
+buffer = context->getArrayBuffer();
+break;
+case GL_ELEMENT_ARRAY_BUFFER:
+buffer = context->getElementArrayBuffer();
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if (!buffer)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if ((size_t)size + offset > buffer->size())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+buffer->bufferSubData(data, size, offset);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+GLenum __stdcall glCheckFramebufferStatus(GLenum target)
+{
+EVENT("(GLenum target = 0x%X)", target);
+try
+{
+if (target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER_ANGLE && target != GL_READ_FRAMEBUFFER_ANGLE)
+{
+return gl::error(GL_INVALID_ENUM, 0);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Framebuffer *framebuffer = NULL;
+if (target == GL_READ_FRAMEBUFFER_ANGLE)
+{
+framebuffer = context->getReadFramebuffer();
+}
+else
+{
+framebuffer = context->getDrawFramebuffer();
+}
+return framebuffer->completeness();
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, 0);
+}
+return 0;
+}
+void __stdcall glClear(GLbitfield mask)
+{
+EVENT("(GLbitfield mask = %X)", mask);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->clear(mask);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glClearColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
+{
+EVENT("(GLclampf red = %f, GLclampf green = %f, GLclampf blue = %f, GLclampf alpha = %f)",
+red, green, blue, alpha);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setClearColor(red, green, blue, alpha);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glClearDepthf(GLclampf depth)
+{
+EVENT("(GLclampf depth = %f)", depth);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setClearDepth(depth);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glClearStencil(GLint s)
+{
+EVENT("(GLint s = %d)", s);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setClearStencil(s);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glColorMask(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha)
+{
+EVENT("(GLboolean red = %d, GLboolean green = %d, GLboolean blue = %d, GLboolean alpha = %d)",
+red, green, blue, alpha);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setColorMask(red == GL_TRUE, green == GL_TRUE, blue == GL_TRUE, alpha == GL_TRUE);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glCompileShader(GLuint shader)
+{
+EVENT("(GLuint shader = %d)", shader);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Shader *shaderObject = context->getShader(shader);
+if (!shaderObject)
+{
+if (context->getProgram(shader))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+shaderObject->compile();
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glCompressedTexImage2D(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height,
+GLint border, GLsizei imageSize, const GLvoid* data)
+{
+EVENT("(GLenum target = 0x%X, GLint level = %d, GLenum internalformat = 0x%X, GLsizei width = %d, "
+"GLsizei height = %d, GLint border = %d, GLsizei imageSize = %d, const GLvoid* data = 0x%0.8p)",
+target, level, internalformat, width, height, border, imageSize, data);
+try
+{
+if (!validImageSize(level, width, height) || border != 0 || imageSize < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+switch (internalformat)
+{
+case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
+case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if (border != 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (width != 1 && width != 2 && width % 4 != 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (height != 1 && height != 2 && height % 4 != 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (level > context->getMaximumTextureLevel())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+switch (target)
+{
+case GL_TEXTURE_2D:
+if (width > (context->getMaximumTextureDimension() >> level) ||
+height > (context->getMaximumTextureDimension() >> level))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+break;
+case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+if (width != height)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (width > (context->getMaximumCubeTextureDimension() >> level) ||
+height > (context->getMaximumCubeTextureDimension() >> level))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (internalformat) {
+case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+if (!context->supportsDXT1Textures())
+{
+return gl::error(GL_INVALID_ENUM); // in this case, it's as though the internal format switch failed
+}
+break;
+case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
+if (!context->supportsDXT3Textures())
+{
+return gl::error(GL_INVALID_ENUM); // in this case, it's as though the internal format switch failed
+}
+break;
+case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
+if (!context->supportsDXT5Textures())
+{
+return gl::error(GL_INVALID_ENUM); // in this case, it's as though the internal format switch failed
+}
+break;
+default: UNREACHABLE();
+}
+if (imageSize != gl::ComputeCompressedSize(width, height, internalformat))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (target == GL_TEXTURE_2D)
+{
+gl::Texture2D *texture = context->getTexture2D();
+if (!texture)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (texture->isImmutable())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+texture->setCompressedImage(level, internalformat, width, height, imageSize, data);
+}
+else
+{
+gl::TextureCubeMap *texture = context->getTextureCubeMap();
+if (!texture)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (texture->isImmutable())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+switch (target)
+{
+case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+texture->setCompressedImage(target, level, internalformat, width, height, imageSize, data);
+break;
+default: UNREACHABLE();
+}
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glCompressedTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height,
+GLenum format, GLsizei imageSize, const GLvoid* data)
+{
+EVENT("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, "
+"GLsizei width = %d, GLsizei height = %d, GLenum format = 0x%X, "
+"GLsizei imageSize = %d, const GLvoid* data = 0x%0.8p)",
+target, level, xoffset, yoffset, width, height, format, imageSize, data);
+try
+{
+if (!gl::IsInternalTextureTarget(target))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+if (xoffset < 0 || yoffset < 0 || !validImageSize(level, width, height) || imageSize < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+switch (format)
+{
+case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
+case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if (width == 0 || height == 0 || data == NULL)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (level > context->getMaximumTextureLevel())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+switch (format) {
+case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+if (!context->supportsDXT1Textures())
+{
+return gl::error(GL_INVALID_ENUM); // in this case, it's as though the internal format switch failed
+}
+break;
+case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
+if (!context->supportsDXT3Textures())
+{
+return gl::error(GL_INVALID_ENUM); // in this case, it's as though the internal format switch failed
+}
+break;
+case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
+if (!context->supportsDXT5Textures())
+{
+return gl::error(GL_INVALID_ENUM); // in this case, it's as though the internal format switch failed
+}
+break;
+default: UNREACHABLE();
+}
+if (imageSize != gl::ComputeCompressedSize(width, height, format))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (xoffset % 4 != 0 || yoffset % 4 != 0)
+{
+return gl::error(GL_INVALID_OPERATION); // we wait to check the offsets until this point, because the multiple-of-four restriction
+// does not exist unless DXT textures are supported.
+}
+if (target == GL_TEXTURE_2D)
+{
+gl::Texture2D *texture = context->getTexture2D();
+if (validateSubImageParams2D(true, width, height, xoffset, yoffset, level, format, GL_NONE, texture))
+{
+texture->subImageCompressed(level, xoffset, yoffset, width, height, format, imageSize, data);
+}
+}
+else if (gl::IsCubemapTextureTarget(target))
+{
+gl::TextureCubeMap *texture = context->getTextureCubeMap();
+if (validateSubImageParamsCube(true, width, height, xoffset, yoffset, target, level, format, GL_NONE, texture))
+{
+texture->subImageCompressed(target, level, xoffset, yoffset, width, height, format, imageSize, data);
+}
+}
+else
+{
+UNREACHABLE();
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glCopyTexImage2D(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border)
+{
+EVENT("(GLenum target = 0x%X, GLint level = %d, GLenum internalformat = 0x%X, "
+"GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d, GLint border = %d)",
+target, level, internalformat, x, y, width, height, border);
+try
+{
+if (!validImageSize(level, width, height))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (border != 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (level > context->getMaximumTextureLevel())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+switch (target)
+{
+case GL_TEXTURE_2D:
+if (width > (context->getMaximumTextureDimension() >> level) ||
+height > (context->getMaximumTextureDimension() >> level))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+break;
+case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+if (width != height)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (width > (context->getMaximumCubeTextureDimension() >> level) ||
+height > (context->getMaximumCubeTextureDimension() >> level))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Framebuffer *framebuffer = context->getReadFramebuffer();
+if (framebuffer->completeness() != GL_FRAMEBUFFER_COMPLETE)
+{
+return gl::error(GL_INVALID_FRAMEBUFFER_OPERATION);
+}
+if (context->getReadFramebufferHandle() != 0 && framebuffer->getSamples() != 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::Renderbuffer *source = framebuffer->getReadColorbuffer();
+GLenum colorbufferFormat = source->getInternalFormat();
+// [OpenGL ES 2.0.24] table 3.9
+switch (internalformat)
+{
+case GL_ALPHA:
+if (colorbufferFormat != GL_ALPHA8_EXT &&
+colorbufferFormat != GL_RGBA4 &&
+colorbufferFormat != GL_RGB5_A1 &&
+colorbufferFormat != GL_BGRA8_EXT &&
+colorbufferFormat != GL_RGBA8_OES)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+case GL_LUMINANCE:
+case GL_RGB:
+if (colorbufferFormat != GL_RGB565 &&
+colorbufferFormat != GL_RGB8_OES &&
+colorbufferFormat != GL_RGBA4 &&
+colorbufferFormat != GL_RGB5_A1 &&
+colorbufferFormat != GL_BGRA8_EXT &&
+colorbufferFormat != GL_RGBA8_OES)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+case GL_LUMINANCE_ALPHA:
+case GL_RGBA:
+if (colorbufferFormat != GL_RGBA4 &&
+colorbufferFormat != GL_RGB5_A1 &&
+colorbufferFormat != GL_BGRA8_EXT &&
+colorbufferFormat != GL_RGBA8_OES)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+if (context->supportsDXT1Textures())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
+if (context->supportsDXT3Textures())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
+if (context->supportsDXT5Textures())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_DEPTH_COMPONENT:
+case GL_DEPTH_COMPONENT16:
+case GL_DEPTH_COMPONENT32_OES:
+case GL_DEPTH_STENCIL_OES:
+case GL_DEPTH24_STENCIL8_OES:
+if (context->supportsDepthTextures())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_ENUM);
+}
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if (target == GL_TEXTURE_2D)
+{
+gl::Texture2D *texture = context->getTexture2D();
+if (!texture)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (texture->isImmutable())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+texture->copyImage(level, internalformat, x, y, width, height, framebuffer);
+}
+else if (gl::IsCubemapTextureTarget(target))
+{
+gl::TextureCubeMap *texture = context->getTextureCubeMap();
+if (!texture)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (texture->isImmutable())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+texture->copyImage(target, level, internalformat, x, y, width, height, framebuffer);
+}
+else UNREACHABLE();
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glCopyTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height)
+{
+EVENT("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, "
+"GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)",
+target, level, xoffset, yoffset, x, y, width, height);
+try
+{
+if (!gl::IsInternalTextureTarget(target))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+if (level < 0 || xoffset < 0 || yoffset < 0 || width < 0 || height < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (std::numeric_limits<GLsizei>::max() - xoffset < width || std::numeric_limits<GLsizei>::max() - yoffset < height)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (width == 0 || height == 0)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (level > context->getMaximumTextureLevel())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Framebuffer *framebuffer = context->getReadFramebuffer();
+if (framebuffer->completeness() != GL_FRAMEBUFFER_COMPLETE)
+{
+return gl::error(GL_INVALID_FRAMEBUFFER_OPERATION);
+}
+if (context->getReadFramebufferHandle() != 0 && framebuffer->getSamples() != 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::Renderbuffer *source = framebuffer->getReadColorbuffer();
+GLenum colorbufferFormat = source->getInternalFormat();
+gl::Texture *texture = NULL;
+GLenum textureFormat = GL_RGBA;
+if (target == GL_TEXTURE_2D)
+{
+gl::Texture2D *tex2d = context->getTexture2D();
+if (!validateSubImageParams2D(false, width, height, xoffset, yoffset, level, GL_NONE, GL_NONE, tex2d))
+{
+return; // error already registered by validateSubImageParams
+}
+textureFormat = gl::ExtractFormat(tex2d->getInternalFormat(level));
+texture = tex2d;
+}
+else if (gl::IsCubemapTextureTarget(target))
+{
+gl::TextureCubeMap *texcube = context->getTextureCubeMap();
+if (!validateSubImageParamsCube(false, width, height, xoffset, yoffset, target, level, GL_NONE, GL_NONE, texcube))
+{
+return; // error already registered by validateSubImageParams
+}
+textureFormat = gl::ExtractFormat(texcube->getInternalFormat(target, level));
+texture = texcube;
+}
+else UNREACHABLE();
+// [OpenGL ES 2.0.24] table 3.9
+switch (textureFormat)
+{
+case GL_ALPHA:
+if (colorbufferFormat != GL_ALPHA8_EXT &&
+colorbufferFormat != GL_RGBA4 &&
+colorbufferFormat != GL_RGB5_A1 &&
+colorbufferFormat != GL_RGBA8_OES)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+case GL_LUMINANCE:
+case GL_RGB:
+if (colorbufferFormat != GL_RGB565 &&
+colorbufferFormat != GL_RGB8_OES &&
+colorbufferFormat != GL_RGBA4 &&
+colorbufferFormat != GL_RGB5_A1 &&
+colorbufferFormat != GL_RGBA8_OES)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+case GL_LUMINANCE_ALPHA:
+case GL_RGBA:
+if (colorbufferFormat != GL_RGBA4 &&
+colorbufferFormat != GL_RGB5_A1 &&
+colorbufferFormat != GL_RGBA8_OES)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
+case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
+return gl::error(GL_INVALID_OPERATION);
+case GL_DEPTH_COMPONENT:
+case GL_DEPTH_STENCIL_OES:
+return gl::error(GL_INVALID_OPERATION);
+default:
+return gl::error(GL_INVALID_OPERATION);
+}
+texture->copySubImage(target, level, xoffset, yoffset, x, y, width, height, framebuffer);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+GLuint __stdcall glCreateProgram(void)
+{
+EVENT("()");
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+return context->createProgram();
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, 0);
+}
+return 0;
+}
+GLuint __stdcall glCreateShader(GLenum type)
+{
+EVENT("(GLenum type = 0x%X)", type);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+switch (type)
+{
+case GL_FRAGMENT_SHADER:
+case GL_VERTEX_SHADER:
+return context->createShader(type);
+default:
+return gl::error(GL_INVALID_ENUM, 0);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, 0);
+}
+return 0;
+}
+void __stdcall glCullFace(GLenum mode)
+{
+EVENT("(GLenum mode = 0x%X)", mode);
+try
+{
+switch (mode)
+{
+case GL_FRONT:
+case GL_BACK:
+case GL_FRONT_AND_BACK:
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setCullMode(mode);
+}
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDeleteBuffers(GLsizei n, const GLuint* buffers)
+{
+EVENT("(GLsizei n = %d, const GLuint* buffers = 0x%0.8p)", n, buffers);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+context->deleteBuffer(buffers[i]);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDeleteFencesNV(GLsizei n, const GLuint* fences)
+{
+EVENT("(GLsizei n = %d, const GLuint* fences = 0x%0.8p)", n, fences);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+context->deleteFence(fences[i]);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDeleteFramebuffers(GLsizei n, const GLuint* framebuffers)
+{
+EVENT("(GLsizei n = %d, const GLuint* framebuffers = 0x%0.8p)", n, framebuffers);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+if (framebuffers[i] != 0)
+{
+context->deleteFramebuffer(framebuffers[i]);
+}
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDeleteProgram(GLuint program)
+{
+EVENT("(GLuint program = %d)", program);
+try
+{
+if (program == 0)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (!context->getProgram(program))
+{
+if(context->getShader(program))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+context->deleteProgram(program);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDeleteQueriesEXT(GLsizei n, const GLuint *ids)
+{
+EVENT("(GLsizei n = %d, const GLuint *ids = 0x%0.8p)", n, ids);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+context->deleteQuery(ids[i]);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDeleteRenderbuffers(GLsizei n, const GLuint* renderbuffers)
+{
+EVENT("(GLsizei n = %d, const GLuint* renderbuffers = 0x%0.8p)", n, renderbuffers);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+context->deleteRenderbuffer(renderbuffers[i]);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDeleteShader(GLuint shader)
+{
+EVENT("(GLuint shader = %d)", shader);
+try
+{
+if (shader == 0)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (!context->getShader(shader))
+{
+if(context->getProgram(shader))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+context->deleteShader(shader);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDeleteTextures(GLsizei n, const GLuint* textures)
+{
+EVENT("(GLsizei n = %d, const GLuint* textures = 0x%0.8p)", n, textures);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+if (textures[i] != 0)
+{
+context->deleteTexture(textures[i]);
+}
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDepthFunc(GLenum func)
+{
+EVENT("(GLenum func = 0x%X)", func);
+try
+{
+switch (func)
+{
+case GL_NEVER:
+case GL_ALWAYS:
+case GL_LESS:
+case GL_LEQUAL:
+case GL_EQUAL:
+case GL_GREATER:
+case GL_GEQUAL:
+case GL_NOTEQUAL:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setDepthFunc(func);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDepthMask(GLboolean flag)
+{
+EVENT("(GLboolean flag = %d)", flag);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setDepthMask(flag != GL_FALSE);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDepthRangef(GLclampf zNear, GLclampf zFar)
+{
+EVENT("(GLclampf zNear = %f, GLclampf zFar = %f)", zNear, zFar);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setDepthRange(zNear, zFar);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDetachShader(GLuint program, GLuint shader)
+{
+EVENT("(GLuint program = %d, GLuint shader = %d)", program, shader);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+gl::Shader *shaderObject = context->getShader(shader);
+if (!programObject)
+{
+gl::Shader *shaderByProgramHandle;
+shaderByProgramHandle = context->getShader(program);
+if (!shaderByProgramHandle)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+else
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+if (!shaderObject)
+{
+gl::Program *programByShaderHandle = context->getProgram(shader);
+if (!programByShaderHandle)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+else
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+if (!programObject->detachShader(shaderObject))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDisable(GLenum cap)
+{
+EVENT("(GLenum cap = 0x%X)", cap);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+switch (cap)
+{
+case GL_CULL_FACE:                context->setCullFace(false);              break;
+case GL_POLYGON_OFFSET_FILL:      context->setPolygonOffsetFill(false);     break;
+case GL_SAMPLE_ALPHA_TO_COVERAGE: context->setSampleAlphaToCoverage(false); break;
+case GL_SAMPLE_COVERAGE:          context->setSampleCoverage(false);        break;
+case GL_SCISSOR_TEST:             context->setScissorTest(false);           break;
+case GL_STENCIL_TEST:             context->setStencilTest(false);           break;
+case GL_DEPTH_TEST:               context->setDepthTest(false);             break;
+case GL_BLEND:                    context->setBlend(false);                 break;
+case GL_DITHER:                   context->setDither(false);                break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDisableVertexAttribArray(GLuint index)
+{
+EVENT("(GLuint index = %d)", index);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setEnableVertexAttribArray(index, false);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDrawArrays(GLenum mode, GLint first, GLsizei count)
+{
+EVENT("(GLenum mode = 0x%X, GLint first = %d, GLsizei count = %d)", mode, first, count);
+try
+{
+if (count < 0 || first < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->drawArrays(mode, first, count, 0);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDrawArraysInstancedANGLE(GLenum mode, GLint first, GLsizei count, GLsizei primcount)
+{
+EVENT("(GLenum mode = 0x%X, GLint first = %d, GLsizei count = %d, GLsizei primcount = %d)", mode, first, count, primcount);
+try
+{
+if (count < 0 || first < 0 || primcount < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (primcount > 0)
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->drawArrays(mode, first, count, primcount);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDrawElements(GLenum mode, GLsizei count, GLenum type, const GLvoid* indices)
+{
+EVENT("(GLenum mode = 0x%X, GLsizei count = %d, GLenum type = 0x%X, const GLvoid* indices = 0x%0.8p)",
+mode, count, type, indices);
+try
+{
+if (count < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+switch (type)
+{
+case GL_UNSIGNED_BYTE:
+case GL_UNSIGNED_SHORT:
+break;
+case GL_UNSIGNED_INT:
+if (!context->supports32bitIndices())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+context->drawElements(mode, count, type, indices, 0);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDrawElementsInstancedANGLE(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices, GLsizei primcount)
+{
+EVENT("(GLenum mode = 0x%X, GLsizei count = %d, GLenum type = 0x%X, const GLvoid* indices = 0x%0.8p, GLsizei primcount = %d)",
+mode, count, type, indices, primcount);
+try
+{
+if (count < 0 || primcount < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (primcount > 0)
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+switch (type)
+{
+case GL_UNSIGNED_BYTE:
+case GL_UNSIGNED_SHORT:
+break;
+case GL_UNSIGNED_INT:
+if (!context->supports32bitIndices())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+context->drawElements(mode, count, type, indices, primcount);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glEnable(GLenum cap)
+{
+EVENT("(GLenum cap = 0x%X)", cap);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+switch (cap)
+{
+case GL_CULL_FACE:                context->setCullFace(true);              break;
+case GL_POLYGON_OFFSET_FILL:      context->setPolygonOffsetFill(true);     break;
+case GL_SAMPLE_ALPHA_TO_COVERAGE: context->setSampleAlphaToCoverage(true); break;
+case GL_SAMPLE_COVERAGE:          context->setSampleCoverage(true);        break;
+case GL_SCISSOR_TEST:             context->setScissorTest(true);           break;
+case GL_STENCIL_TEST:             context->setStencilTest(true);           break;
+case GL_DEPTH_TEST:               context->setDepthTest(true);             break;
+case GL_BLEND:                    context->setBlend(true);                 break;
+case GL_DITHER:                   context->setDither(true);                break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glEnableVertexAttribArray(GLuint index)
+{
+EVENT("(GLuint index = %d)", index);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setEnableVertexAttribArray(index, true);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glEndQueryEXT(GLenum target)
+{
+EVENT("GLenum target = 0x%X)", target);
+try
+{
+switch (target)
+{
+case GL_ANY_SAMPLES_PASSED_EXT:
+case GL_ANY_SAMPLES_PASSED_CONSERVATIVE_EXT:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->endQuery(target);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glFinishFenceNV(GLuint fence)
+{
+EVENT("(GLuint fence = %d)", fence);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Fence* fenceObject = context->getFence(fence);
+if (fenceObject == NULL)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+fenceObject->finishFence();
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glFinish(void)
+{
+EVENT("()");
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->sync(true);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glFlush(void)
+{
+EVENT("()");
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->sync(false);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glFramebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer)
+{
+EVENT("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum renderbuffertarget = 0x%X, "
+"GLuint renderbuffer = %d)", target, attachment, renderbuffertarget, renderbuffer);
+try
+{
+if ((target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER_ANGLE && target != GL_READ_FRAMEBUFFER_ANGLE)
+|| (renderbuffertarget != GL_RENDERBUFFER && renderbuffer != 0))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Framebuffer *framebuffer = NULL;
+GLuint framebufferHandle = 0;
+if (target == GL_READ_FRAMEBUFFER_ANGLE)
+{
+framebuffer = context->getReadFramebuffer();
+framebufferHandle = context->getReadFramebufferHandle();
+}
+else
+{
+framebuffer = context->getDrawFramebuffer();
+framebufferHandle = context->getDrawFramebufferHandle();
+}
+if (!framebuffer || (framebufferHandle == 0 && renderbuffer != 0))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (attachment >= GL_COLOR_ATTACHMENT0_EXT && attachment <= GL_COLOR_ATTACHMENT15_EXT)
+{
+const unsigned int colorAttachment = (attachment - GL_COLOR_ATTACHMENT0_EXT);
+if (colorAttachment >= context->getMaximumRenderTargets())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+framebuffer->setColorbuffer(colorAttachment, GL_RENDERBUFFER, renderbuffer);
+}
+else
+{
+switch (attachment)
+{
+case GL_DEPTH_ATTACHMENT:
+framebuffer->setDepthbuffer(GL_RENDERBUFFER, renderbuffer);
+break;
+case GL_STENCIL_ATTACHMENT:
+framebuffer->setStencilbuffer(GL_RENDERBUFFER, renderbuffer);
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glFramebufferTexture2D(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level)
+{
+EVENT("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum textarget = 0x%X, "
+"GLuint texture = %d, GLint level = %d)", target, attachment, textarget, texture, level);
+try
+{
+if (target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER_ANGLE && target != GL_READ_FRAMEBUFFER_ANGLE)
+{
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (attachment >= GL_COLOR_ATTACHMENT0_EXT && attachment <= GL_COLOR_ATTACHMENT15_EXT)
+{
+const unsigned int colorAttachment = (attachment - GL_COLOR_ATTACHMENT0_EXT);
+if (colorAttachment >= context->getMaximumRenderTargets())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+else
+{
+switch (attachment)
+{
+case GL_DEPTH_ATTACHMENT:
+case GL_STENCIL_ATTACHMENT:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+if (texture == 0)
+{
+textarget = GL_NONE;
+}
+else
+{
+gl::Texture *tex = context->getTexture(texture);
+if (tex == NULL)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+switch (textarget)
+{
+case GL_TEXTURE_2D:
+{
+if (tex->getTarget() != GL_TEXTURE_2D)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::Texture2D *tex2d = static_cast<gl::Texture2D *>(tex);
+if (tex2d->isCompressed(0))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+}
+case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+{
+if (tex->getTarget() != GL_TEXTURE_CUBE_MAP)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::TextureCubeMap *texcube = static_cast<gl::TextureCubeMap *>(tex);
+if (texcube->isCompressed(textarget, level))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+}
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if (level != 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+gl::Framebuffer *framebuffer = NULL;
+GLuint framebufferHandle = 0;
+if (target == GL_READ_FRAMEBUFFER_ANGLE)
+{
+framebuffer = context->getReadFramebuffer();
+framebufferHandle = context->getReadFramebufferHandle();
+}
+else
+{
+framebuffer = context->getDrawFramebuffer();
+framebufferHandle = context->getDrawFramebufferHandle();
+}
+if (framebufferHandle == 0 || !framebuffer)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (attachment >= GL_COLOR_ATTACHMENT0_EXT && attachment <= GL_COLOR_ATTACHMENT15_EXT)
+{
+const unsigned int colorAttachment = (attachment - GL_COLOR_ATTACHMENT0_EXT);
+if (colorAttachment >= context->getMaximumRenderTargets())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+framebuffer->setColorbuffer(colorAttachment, textarget, texture);
+}
+else
+{
+switch (attachment)
+{
+case GL_DEPTH_ATTACHMENT:   framebuffer->setDepthbuffer(textarget, texture);   break;
+case GL_STENCIL_ATTACHMENT: framebuffer->setStencilbuffer(textarget, texture); break;
+}
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glFrontFace(GLenum mode)
+{
+EVENT("(GLenum mode = 0x%X)", mode);
+try
+{
+switch (mode)
+{
+case GL_CW:
+case GL_CCW:
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setFrontFace(mode);
+}
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGenBuffers(GLsizei n, GLuint* buffers)
+{
+EVENT("(GLsizei n = %d, GLuint* buffers = 0x%0.8p)", n, buffers);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+buffers[i] = context->createBuffer();
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGenerateMipmap(GLenum target)
+{
+EVENT("(GLenum target = 0x%X)", target);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+switch (target)
+{
+case GL_TEXTURE_2D:
+{
+gl::Texture2D *tex2d = context->getTexture2D();
+if (tex2d->isCompressed(0))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (tex2d->isDepth(0))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+tex2d->generateMipmaps();
+break;
+}
+case GL_TEXTURE_CUBE_MAP:
+{
+gl::TextureCubeMap *texcube = context->getTextureCubeMap();
+if (texcube->isCompressed(GL_TEXTURE_CUBE_MAP_POSITIVE_X, 0))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+texcube->generateMipmaps();
+break;
+}
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGenFencesNV(GLsizei n, GLuint* fences)
+{
+EVENT("(GLsizei n = %d, GLuint* fences = 0x%0.8p)", n, fences);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+fences[i] = context->createFence();
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGenFramebuffers(GLsizei n, GLuint* framebuffers)
+{
+EVENT("(GLsizei n = %d, GLuint* framebuffers = 0x%0.8p)", n, framebuffers);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+framebuffers[i] = context->createFramebuffer();
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGenQueriesEXT(GLsizei n, GLuint* ids)
+{
+EVENT("(GLsizei n = %d, GLuint* ids = 0x%0.8p)", n, ids);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+ids[i] = context->createQuery();
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGenRenderbuffers(GLsizei n, GLuint* renderbuffers)
+{
+EVENT("(GLsizei n = %d, GLuint* renderbuffers = 0x%0.8p)", n, renderbuffers);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+renderbuffers[i] = context->createRenderbuffer();
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGenTextures(GLsizei n, GLuint* textures)
+{
+EVENT("(GLsizei n = %d, GLuint* textures =  0x%0.8p)", n, textures);
+try
+{
+if (n < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+for (int i = 0; i < n; i++)
+{
+textures[i] = context->createTexture();
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetActiveAttrib(GLuint program, GLuint index, GLsizei bufsize, GLsizei *length, GLint *size, GLenum *type, GLchar *name)
+{
+EVENT("(GLuint program = %d, GLuint index = %d, GLsizei bufsize = %d, GLsizei *length = 0x%0.8p, "
+"GLint *size = 0x%0.8p, GLenum *type = %0.8p, GLchar *name = %0.8p)",
+program, index, bufsize, length, size, type, name);
+try
+{
+if (bufsize < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject)
+{
+if (context->getShader(program))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+if (index >= (GLuint)programObject->getActiveAttributeCount())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+programObject->getActiveAttribute(index, bufsize, length, size, type, name);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetActiveUniform(GLuint program, GLuint index, GLsizei bufsize, GLsizei* length, GLint* size, GLenum* type, GLchar* name)
+{
+EVENT("(GLuint program = %d, GLuint index = %d, GLsizei bufsize = %d, "
+"GLsizei* length = 0x%0.8p, GLint* size = 0x%0.8p, GLenum* type = 0x%0.8p, GLchar* name = 0x%0.8p)",
+program, index, bufsize, length, size, type, name);
+try
+{
+if (bufsize < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject)
+{
+if (context->getShader(program))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+if (index >= (GLuint)programObject->getActiveUniformCount())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+programObject->getActiveUniform(index, bufsize, length, size, type, name);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetAttachedShaders(GLuint program, GLsizei maxcount, GLsizei* count, GLuint* shaders)
+{
+EVENT("(GLuint program = %d, GLsizei maxcount = %d, GLsizei* count = 0x%0.8p, GLuint* shaders = 0x%0.8p)",
+program, maxcount, count, shaders);
+try
+{
+if (maxcount < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject)
+{
+if (context->getShader(program))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+return programObject->getAttachedShaders(maxcount, count, shaders);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+int __stdcall glGetAttribLocation(GLuint program, const GLchar* name)
+{
+EVENT("(GLuint program = %d, const GLchar* name = %s)", program, name);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject)
+{
+if (context->getShader(program))
+{
+return gl::error(GL_INVALID_OPERATION, -1);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE, -1);
+}
+}
+gl::ProgramBinary *programBinary = programObject->getProgramBinary();
+if (!programObject->isLinked() || !programBinary)
+{
+return gl::error(GL_INVALID_OPERATION, -1);
+}
+return programBinary->getAttributeLocation(name);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, -1);
+}
+return -1;
+}
+void __stdcall glGetBooleanv(GLenum pname, GLboolean* params)
+{
+EVENT("(GLenum pname = 0x%X, GLboolean* params = 0x%0.8p)",  pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (!(context->getBooleanv(pname, params)))
+{
+GLenum nativeType;
+unsigned int numParams = 0;
+if (!context->getQueryParameterInfo(pname, &nativeType, &numParams))
+return gl::error(GL_INVALID_ENUM);
+if (numParams == 0)
+return; // it is known that the pname is valid, but there are no parameters to return
+if (nativeType == GL_FLOAT)
+{
+GLfloat *floatParams = NULL;
+floatParams = new GLfloat[numParams];
+context->getFloatv(pname, floatParams);
+for (unsigned int i = 0; i < numParams; ++i)
+{
+if (floatParams[i] == 0.0f)
+params[i] = GL_FALSE;
+else
+params[i] = GL_TRUE;
+}
+delete [] floatParams;
+}
+else if (nativeType == GL_INT)
+{
+GLint *intParams = NULL;
+intParams = new GLint[numParams];
+context->getIntegerv(pname, intParams);
+for (unsigned int i = 0; i < numParams; ++i)
+{
+if (intParams[i] == 0)
+params[i] = GL_FALSE;
+else
+params[i] = GL_TRUE;
+}
+delete [] intParams;
+}
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetBufferParameteriv(GLenum target, GLenum pname, GLint* params)
+{
+EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Buffer *buffer;
+switch (target)
+{
+case GL_ARRAY_BUFFER:
+buffer = context->getArrayBuffer();
+break;
+case GL_ELEMENT_ARRAY_BUFFER:
+buffer = context->getElementArrayBuffer();
+break;
+default: return gl::error(GL_INVALID_ENUM);
+}
+if (!buffer)
+{
+// A null buffer means that "0" is bound to the requested buffer target
+return gl::error(GL_INVALID_OPERATION);
+}
+switch (pname)
+{
+case GL_BUFFER_USAGE:
+*params = buffer->usage();
+break;
+case GL_BUFFER_SIZE:
+*params = buffer->size();
+break;
+default: return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+GLenum __stdcall glGetError(void)
+{
+EVENT("()");
+gl::Context *context = gl::getContext();
+if (context)
+{
+return context->getError();
+}
+return GL_NO_ERROR;
+}
+void __stdcall glGetFenceivNV(GLuint fence, GLenum pname, GLint *params)
+{
+EVENT("(GLuint fence = %d, GLenum pname = 0x%X, GLint *params = 0x%0.8p)", fence, pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Fence *fenceObject = context->getFence(fence);
+if (fenceObject == NULL)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+fenceObject->getFenceiv(pname, params);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetFloatv(GLenum pname, GLfloat* params)
+{
+EVENT("(GLenum pname = 0x%X, GLfloat* params = 0x%0.8p)", pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (!(context->getFloatv(pname, params)))
+{
+GLenum nativeType;
+unsigned int numParams = 0;
+if (!context->getQueryParameterInfo(pname, &nativeType, &numParams))
+return gl::error(GL_INVALID_ENUM);
+if (numParams == 0)
+return; // it is known that the pname is valid, but that there are no parameters to return.
+if (nativeType == GL_BOOL)
+{
+GLboolean *boolParams = NULL;
+boolParams = new GLboolean[numParams];
+context->getBooleanv(pname, boolParams);
+for (unsigned int i = 0; i < numParams; ++i)
+{
+if (boolParams[i] == GL_FALSE)
+params[i] = 0.0f;
+else
+params[i] = 1.0f;
+}
+delete [] boolParams;
+}
+else if (nativeType == GL_INT)
+{
+GLint *intParams = NULL;
+intParams = new GLint[numParams];
+context->getIntegerv(pname, intParams);
+for (unsigned int i = 0; i < numParams; ++i)
+{
+params[i] = (GLfloat)intParams[i];
+}
+delete [] intParams;
+}
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetFramebufferAttachmentParameteriv(GLenum target, GLenum attachment, GLenum pname, GLint* params)
+{
+EVENT("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)",
+target, attachment, pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (target != GL_FRAMEBUFFER && target != GL_DRAW_FRAMEBUFFER_ANGLE && target != GL_READ_FRAMEBUFFER_ANGLE)
+{
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Framebuffer *framebuffer = NULL;
+if (target == GL_READ_FRAMEBUFFER_ANGLE)
+{
+if(context->getReadFramebufferHandle() == 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+framebuffer = context->getReadFramebuffer();
+}
+else
+{
+if (context->getDrawFramebufferHandle() == 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+framebuffer = context->getDrawFramebuffer();
+}
+GLenum attachmentType;
+GLuint attachmentHandle;
+if (attachment >= GL_COLOR_ATTACHMENT0_EXT && attachment <= GL_COLOR_ATTACHMENT15_EXT)
+{
+const unsigned int colorAttachment = (attachment - GL_COLOR_ATTACHMENT0_EXT);
+if (colorAttachment >= context->getMaximumRenderTargets())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+attachmentType = framebuffer->getColorbufferType(colorAttachment);
+attachmentHandle = framebuffer->getColorbufferHandle(colorAttachment);
+}
+else
+{
+switch (attachment)
+{
+case GL_DEPTH_ATTACHMENT:
+attachmentType = framebuffer->getDepthbufferType();
+attachmentHandle = framebuffer->getDepthbufferHandle();
+break;
+case GL_STENCIL_ATTACHMENT:
+attachmentType = framebuffer->getStencilbufferType();
+attachmentHandle = framebuffer->getStencilbufferHandle();
+break;
+default: return gl::error(GL_INVALID_ENUM);
+}
+}
+GLenum attachmentObjectType;   // Type category
+if (attachmentType == GL_NONE || attachmentType == GL_RENDERBUFFER)
+{
+attachmentObjectType = attachmentType;
+}
+else if (gl::IsInternalTextureTarget(attachmentType))
+{
+attachmentObjectType = GL_TEXTURE;
+}
+else
+{
+UNREACHABLE();
+return;
+}
+switch (pname)
+{
+case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE:
+*params = attachmentObjectType;
+break;
+case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME:
+if (attachmentObjectType == GL_RENDERBUFFER || attachmentObjectType == GL_TEXTURE)
+{
+*params = attachmentHandle;
+}
+else
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL:
+if (attachmentObjectType == GL_TEXTURE)
+{
+*params = 0; // FramebufferTexture2D will not allow level to be set to anything else in GL ES 2.0
+}
+else
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE:
+if (attachmentObjectType == GL_TEXTURE)
+{
+if (gl::IsCubemapTextureTarget(attachmentType))
+{
+*params = attachmentType;
+}
+else
+{
+*params = 0;
+}
+}
+else
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+GLenum __stdcall glGetGraphicsResetStatusEXT(void)
+{
+EVENT("()");
+try
+{
+gl::Context *context = gl::getContext();
+if (context)
+{
+return context->getResetStatus();
+}
+return GL_NO_ERROR;
+}
+catch(std::bad_alloc&)
+{
+return GL_OUT_OF_MEMORY;
+}
+}
+void __stdcall glGetIntegerv(GLenum pname, GLint* params)
+{
+EVENT("(GLenum pname = 0x%X, GLint* params = 0x%0.8p)", pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (!(context->getIntegerv(pname, params)))
+{
+GLenum nativeType;
+unsigned int numParams = 0;
+if (!context->getQueryParameterInfo(pname, &nativeType, &numParams))
+return gl::error(GL_INVALID_ENUM);
+if (numParams == 0)
+return; // it is known that pname is valid, but there are no parameters to return
+if (nativeType == GL_BOOL)
+{
+GLboolean *boolParams = NULL;
+boolParams = new GLboolean[numParams];
+context->getBooleanv(pname, boolParams);
+for (unsigned int i = 0; i < numParams; ++i)
+{
+if (boolParams[i] == GL_FALSE)
+params[i] = 0;
+else
+params[i] = 1;
+}
+delete [] boolParams;
+}
+else if (nativeType == GL_FLOAT)
+{
+GLfloat *floatParams = NULL;
+floatParams = new GLfloat[numParams];
+context->getFloatv(pname, floatParams);
+for (unsigned int i = 0; i < numParams; ++i)
+{
+if (pname == GL_DEPTH_RANGE || pname == GL_COLOR_CLEAR_VALUE || pname == GL_DEPTH_CLEAR_VALUE || pname == GL_BLEND_COLOR)
+{
+params[i] = (GLint)(((GLfloat)(0xFFFFFFFF) * floatParams[i] - 1.0f) / 2.0f);
+}
+else
+params[i] = (GLint)(floatParams[i] > 0.0f ? floor(floatParams[i] + 0.5) : ceil(floatParams[i] - 0.5));
+}
+delete [] floatParams;
+}
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetProgramiv(GLuint program, GLenum pname, GLint* params)
+{
+EVENT("(GLuint program = %d, GLenum pname = %d, GLint* params = 0x%0.8p)", program, pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+switch (pname)
+{
+case GL_DELETE_STATUS:
+*params = programObject->isFlaggedForDeletion();
+return;
+case GL_LINK_STATUS:
+*params = programObject->isLinked();
+return;
+case GL_VALIDATE_STATUS:
+*params = programObject->isValidated();
+return;
+case GL_INFO_LOG_LENGTH:
+*params = programObject->getInfoLogLength();
+return;
+case GL_ATTACHED_SHADERS:
+*params = programObject->getAttachedShadersCount();
+return;
+case GL_ACTIVE_ATTRIBUTES:
+*params = programObject->getActiveAttributeCount();
+return;
+case GL_ACTIVE_ATTRIBUTE_MAX_LENGTH:
+*params = programObject->getActiveAttributeMaxLength();
+return;
+case GL_ACTIVE_UNIFORMS:
+*params = programObject->getActiveUniformCount();
+return;
+case GL_ACTIVE_UNIFORM_MAX_LENGTH:
+*params = programObject->getActiveUniformMaxLength();
+return;
+case GL_PROGRAM_BINARY_LENGTH_OES:
+*params = programObject->getProgramBinaryLength();
+return;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetProgramInfoLog(GLuint program, GLsizei bufsize, GLsizei* length, GLchar* infolog)
+{
+EVENT("(GLuint program = %d, GLsizei bufsize = %d, GLsizei* length = 0x%0.8p, GLchar* infolog = 0x%0.8p)",
+program, bufsize, length, infolog);
+try
+{
+if (bufsize < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+programObject->getInfoLog(bufsize, length, infolog);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetQueryivEXT(GLenum target, GLenum pname, GLint *params)
+{
+EVENT("GLenum target = 0x%X, GLenum pname = 0x%X, GLint *params = 0x%0.8p)", target, pname, params);
+try
+{
+switch (pname)
+{
+case GL_CURRENT_QUERY_EXT:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+params[0] = context->getActiveQuery(target);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetQueryObjectuivEXT(GLuint id, GLenum pname, GLuint *params)
+{
+EVENT("(GLuint id = %d, GLenum pname = 0x%X, GLuint *params = 0x%0.8p)", id, pname, params);
+try
+{
+switch (pname)
+{
+case GL_QUERY_RESULT_EXT:
+case GL_QUERY_RESULT_AVAILABLE_EXT:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Query *queryObject = context->getQuery(id, false, GL_NONE);
+if (!queryObject)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (context->getActiveQuery(queryObject->getType()) == id)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+switch(pname)
+{
+case GL_QUERY_RESULT_EXT:
+params[0] = queryObject->getResult();
+break;
+case GL_QUERY_RESULT_AVAILABLE_EXT:
+params[0] = queryObject->isResultAvailable();
+break;
+default:
+ASSERT(false);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetRenderbufferParameteriv(GLenum target, GLenum pname, GLint* params)
+{
+EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (target != GL_RENDERBUFFER)
+{
+return gl::error(GL_INVALID_ENUM);
+}
+if (context->getRenderbufferHandle() == 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::Renderbuffer *renderbuffer = context->getRenderbuffer(context->getRenderbufferHandle());
+switch (pname)
+{
+case GL_RENDERBUFFER_WIDTH:           *params = renderbuffer->getWidth();          break;
+case GL_RENDERBUFFER_HEIGHT:          *params = renderbuffer->getHeight();         break;
+case GL_RENDERBUFFER_INTERNAL_FORMAT: *params = renderbuffer->getInternalFormat(); break;
+case GL_RENDERBUFFER_RED_SIZE:        *params = renderbuffer->getRedSize();        break;
+case GL_RENDERBUFFER_GREEN_SIZE:      *params = renderbuffer->getGreenSize();      break;
+case GL_RENDERBUFFER_BLUE_SIZE:       *params = renderbuffer->getBlueSize();       break;
+case GL_RENDERBUFFER_ALPHA_SIZE:      *params = renderbuffer->getAlphaSize();      break;
+case GL_RENDERBUFFER_DEPTH_SIZE:      *params = renderbuffer->getDepthSize();      break;
+case GL_RENDERBUFFER_STENCIL_SIZE:    *params = renderbuffer->getStencilSize();    break;
+case GL_RENDERBUFFER_SAMPLES_ANGLE:
+if (context->getMaxSupportedSamples() != 0)
+{
+*params = renderbuffer->getSamples();
+}
+else
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetShaderiv(GLuint shader, GLenum pname, GLint* params)
+{
+EVENT("(GLuint shader = %d, GLenum pname = %d, GLint* params = 0x%0.8p)", shader, pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Shader *shaderObject = context->getShader(shader);
+if (!shaderObject)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+switch (pname)
+{
+case GL_SHADER_TYPE:
+*params = shaderObject->getType();
+return;
+case GL_DELETE_STATUS:
+*params = shaderObject->isFlaggedForDeletion();
+return;
+case GL_COMPILE_STATUS:
+*params = shaderObject->isCompiled() ? GL_TRUE : GL_FALSE;
+return;
+case GL_INFO_LOG_LENGTH:
+*params = shaderObject->getInfoLogLength();
+return;
+case GL_SHADER_SOURCE_LENGTH:
+*params = shaderObject->getSourceLength();
+return;
+case GL_TRANSLATED_SHADER_SOURCE_LENGTH_ANGLE:
+*params = shaderObject->getTranslatedSourceLength();
+return;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetShaderInfoLog(GLuint shader, GLsizei bufsize, GLsizei* length, GLchar* infolog)
+{
+EVENT("(GLuint shader = %d, GLsizei bufsize = %d, GLsizei* length = 0x%0.8p, GLchar* infolog = 0x%0.8p)",
+shader, bufsize, length, infolog);
+try
+{
+if (bufsize < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Shader *shaderObject = context->getShader(shader);
+if (!shaderObject)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+shaderObject->getInfoLog(bufsize, length, infolog);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype, GLint* range, GLint* precision)
+{
+EVENT("(GLenum shadertype = 0x%X, GLenum precisiontype = 0x%X, GLint* range = 0x%0.8p, GLint* precision = 0x%0.8p)",
+shadertype, precisiontype, range, precision);
+try
+{
+switch (shadertype)
+{
+case GL_VERTEX_SHADER:
+case GL_FRAGMENT_SHADER:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (precisiontype)
+{
+case GL_LOW_FLOAT:
+case GL_MEDIUM_FLOAT:
+case GL_HIGH_FLOAT:
+// Assume IEEE 754 precision
+range[0] = 127;
+range[1] = 127;
+*precision = 23;
+break;
+case GL_LOW_INT:
+case GL_MEDIUM_INT:
+case GL_HIGH_INT:
+// Some (most) hardware only supports single-precision floating-point numbers,
+// which can accurately represent integers up to +/-16777216
+range[0] = 24;
+range[1] = 24;
+*precision = 0;
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetShaderSource(GLuint shader, GLsizei bufsize, GLsizei* length, GLchar* source)
+{
+EVENT("(GLuint shader = %d, GLsizei bufsize = %d, GLsizei* length = 0x%0.8p, GLchar* source = 0x%0.8p)",
+shader, bufsize, length, source);
+try
+{
+if (bufsize < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Shader *shaderObject = context->getShader(shader);
+if (!shaderObject)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+shaderObject->getSource(bufsize, length, source);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetTranslatedShaderSourceANGLE(GLuint shader, GLsizei bufsize, GLsizei* length, GLchar* source)
+{
+EVENT("(GLuint shader = %d, GLsizei bufsize = %d, GLsizei* length = 0x%0.8p, GLchar* source = 0x%0.8p)",
+shader, bufsize, length, source);
+try
+{
+if (bufsize < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Shader *shaderObject = context->getShader(shader);
+if (!shaderObject)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+shaderObject->getTranslatedSource(bufsize, length, source);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+const GLubyte* __stdcall glGetString(GLenum name)
+{
+EVENT("(GLenum name = 0x%X)", name);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+switch (name)
+{
+case GL_VENDOR:
+return (GLubyte*)"Google Inc.";
+case GL_RENDERER:
+return (GLubyte*)((context != NULL) ? context->getRendererString() : "ANGLE");
+case GL_VERSION:
+return (GLubyte*)"OpenGL ES 2.0 (ANGLE " VERSION_STRING ")";
+case GL_SHADING_LANGUAGE_VERSION:
+return (GLubyte*)"OpenGL ES GLSL ES 1.00 (ANGLE " VERSION_STRING ")";
+case GL_EXTENSIONS:
+return (GLubyte*)((context != NULL) ? context->getExtensionString() : "");
+default:
+return gl::error(GL_INVALID_ENUM, (GLubyte*)NULL);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, (GLubyte*)NULL);
+}
+}
+void __stdcall glGetTexParameterfv(GLenum target, GLenum pname, GLfloat* params)
+{
+EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLfloat* params = 0x%0.8p)", target, pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Texture *texture;
+switch (target)
+{
+case GL_TEXTURE_2D:
+texture = context->getTexture2D();
+break;
+case GL_TEXTURE_CUBE_MAP:
+texture = context->getTextureCubeMap();
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (pname)
+{
+case GL_TEXTURE_MAG_FILTER:
+*params = (GLfloat)texture->getMagFilter();
+break;
+case GL_TEXTURE_MIN_FILTER:
+*params = (GLfloat)texture->getMinFilter();
+break;
+case GL_TEXTURE_WRAP_S:
+*params = (GLfloat)texture->getWrapS();
+break;
+case GL_TEXTURE_WRAP_T:
+*params = (GLfloat)texture->getWrapT();
+break;
+case GL_TEXTURE_IMMUTABLE_FORMAT_EXT:
+*params = (GLfloat)(texture->isImmutable() ? GL_TRUE : GL_FALSE);
+break;
+case GL_TEXTURE_USAGE_ANGLE:
+*params = (GLfloat)texture->getUsage();
+break;
+case GL_TEXTURE_MAX_ANISOTROPY_EXT:
+if (!context->supportsTextureFilterAnisotropy())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+*params = (GLfloat)texture->getMaxAnisotropy();
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetTexParameteriv(GLenum target, GLenum pname, GLint* params)
+{
+EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Texture *texture;
+switch (target)
+{
+case GL_TEXTURE_2D:
+texture = context->getTexture2D();
+break;
+case GL_TEXTURE_CUBE_MAP:
+texture = context->getTextureCubeMap();
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (pname)
+{
+case GL_TEXTURE_MAG_FILTER:
+*params = texture->getMagFilter();
+break;
+case GL_TEXTURE_MIN_FILTER:
+*params = texture->getMinFilter();
+break;
+case GL_TEXTURE_WRAP_S:
+*params = texture->getWrapS();
+break;
+case GL_TEXTURE_WRAP_T:
+*params = texture->getWrapT();
+break;
+case GL_TEXTURE_IMMUTABLE_FORMAT_EXT:
+*params = texture->isImmutable() ? GL_TRUE : GL_FALSE;
+break;
+case GL_TEXTURE_USAGE_ANGLE:
+*params = texture->getUsage();
+break;
+case GL_TEXTURE_MAX_ANISOTROPY_EXT:
+if (!context->supportsTextureFilterAnisotropy())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+*params = (GLint)texture->getMaxAnisotropy();
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetnUniformfvEXT(GLuint program, GLint location, GLsizei bufSize, GLfloat* params)
+{
+EVENT("(GLuint program = %d, GLint location = %d, GLsizei bufSize = %d, GLfloat* params = 0x%0.8p)",
+program, location, bufSize, params);
+try
+{
+if (bufSize < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (program == 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Program *programObject = context->getProgram(program);
+if (!programObject || !programObject->isLinked())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::ProgramBinary *programBinary = programObject->getProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->getUniformfv(location, &bufSize, params))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetUniformfv(GLuint program, GLint location, GLfloat* params)
+{
+EVENT("(GLuint program = %d, GLint location = %d, GLfloat* params = 0x%0.8p)", program, location, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (program == 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Program *programObject = context->getProgram(program);
+if (!programObject || !programObject->isLinked())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::ProgramBinary *programBinary = programObject->getProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->getUniformfv(location, NULL, params))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetnUniformivEXT(GLuint program, GLint location, GLsizei bufSize, GLint* params)
+{
+EVENT("(GLuint program = %d, GLint location = %d, GLsizei bufSize = %d, GLint* params = 0x%0.8p)",
+program, location, bufSize, params);
+try
+{
+if (bufSize < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (program == 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Program *programObject = context->getProgram(program);
+if (!programObject || !programObject->isLinked())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::ProgramBinary *programBinary = programObject->getProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->getUniformiv(location, &bufSize, params))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetUniformiv(GLuint program, GLint location, GLint* params)
+{
+EVENT("(GLuint program = %d, GLint location = %d, GLint* params = 0x%0.8p)", program, location, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (program == 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Program *programObject = context->getProgram(program);
+if (!programObject || !programObject->isLinked())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::ProgramBinary *programBinary = programObject->getProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->getUniformiv(location, NULL, params))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+int __stdcall glGetUniformLocation(GLuint program, const GLchar* name)
+{
+EVENT("(GLuint program = %d, const GLchar* name = 0x%0.8p)", program, name);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (strstr(name, "gl_") == name)
+{
+return -1;
+}
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject)
+{
+if (context->getShader(program))
+{
+return gl::error(GL_INVALID_OPERATION, -1);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE, -1);
+}
+}
+gl::ProgramBinary *programBinary = programObject->getProgramBinary();
+if (!programObject->isLinked() || !programBinary)
+{
+return gl::error(GL_INVALID_OPERATION, -1);
+}
+return programBinary->getUniformLocation(name);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, -1);
+}
+return -1;
+}
+void __stdcall glGetVertexAttribfv(GLuint index, GLenum pname, GLfloat* params)
+{
+EVENT("(GLuint index = %d, GLenum pname = 0x%X, GLfloat* params = 0x%0.8p)", index, pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+const gl::VertexAttribute &attribState = context->getVertexAttribState(index);
+switch (pname)
+{
+case GL_VERTEX_ATTRIB_ARRAY_ENABLED:
+*params = (GLfloat)(attribState.mArrayEnabled ? GL_TRUE : GL_FALSE);
+break;
+case GL_VERTEX_ATTRIB_ARRAY_SIZE:
+*params = (GLfloat)attribState.mSize;
+break;
+case GL_VERTEX_ATTRIB_ARRAY_STRIDE:
+*params = (GLfloat)attribState.mStride;
+break;
+case GL_VERTEX_ATTRIB_ARRAY_TYPE:
+*params = (GLfloat)attribState.mType;
+break;
+case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED:
+*params = (GLfloat)(attribState.mNormalized ? GL_TRUE : GL_FALSE);
+break;
+case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING:
+*params = (GLfloat)attribState.mBoundBuffer.id();
+break;
+case GL_CURRENT_VERTEX_ATTRIB:
+for (int i = 0; i < 4; ++i)
+{
+params[i] = attribState.mCurrentValue[i];
+}
+break;
+case GL_VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE:
+*params = (GLfloat)attribState.mDivisor;
+break;
+default: return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetVertexAttribiv(GLuint index, GLenum pname, GLint* params)
+{
+EVENT("(GLuint index = %d, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", index, pname, params);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+const gl::VertexAttribute &attribState = context->getVertexAttribState(index);
+switch (pname)
+{
+case GL_VERTEX_ATTRIB_ARRAY_ENABLED:
+*params = (attribState.mArrayEnabled ? GL_TRUE : GL_FALSE);
+break;
+case GL_VERTEX_ATTRIB_ARRAY_SIZE:
+*params = attribState.mSize;
+break;
+case GL_VERTEX_ATTRIB_ARRAY_STRIDE:
+*params = attribState.mStride;
+break;
+case GL_VERTEX_ATTRIB_ARRAY_TYPE:
+*params = attribState.mType;
+break;
+case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED:
+*params = (attribState.mNormalized ? GL_TRUE : GL_FALSE);
+break;
+case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING:
+*params = attribState.mBoundBuffer.id();
+break;
+case GL_CURRENT_VERTEX_ATTRIB:
+for (int i = 0; i < 4; ++i)
+{
+float currentValue = attribState.mCurrentValue[i];
+params[i] = (GLint)(currentValue > 0.0f ? floor(currentValue + 0.5f) : ceil(currentValue - 0.5f));
+}
+break;
+case GL_VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE:
+*params = (GLint)attribState.mDivisor;
+break;
+default: return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid** pointer)
+{
+EVENT("(GLuint index = %d, GLenum pname = 0x%X, GLvoid** pointer = 0x%0.8p)", index, pname, pointer);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (pname != GL_VERTEX_ATTRIB_ARRAY_POINTER)
+{
+return gl::error(GL_INVALID_ENUM);
+}
+*pointer = const_cast<GLvoid*>(context->getVertexAttribPointer(index));
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glHint(GLenum target, GLenum mode)
+{
+EVENT("(GLenum target = 0x%X, GLenum mode = 0x%X)", target, mode);
+try
+{
+switch (mode)
+{
+case GL_FASTEST:
+case GL_NICEST:
+case GL_DONT_CARE:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+switch (target)
+{
+case GL_GENERATE_MIPMAP_HINT:
+if (context) context->setGenerateMipmapHint(mode);
+break;
+case GL_FRAGMENT_SHADER_DERIVATIVE_HINT_OES:
+if (context) context->setFragmentShaderDerivativeHint(mode);
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+GLboolean __stdcall glIsBuffer(GLuint buffer)
+{
+EVENT("(GLuint buffer = %d)", buffer);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context && buffer)
+{
+gl::Buffer *bufferObject = context->getBuffer(buffer);
+if (bufferObject)
+{
+return GL_TRUE;
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, GL_FALSE);
+}
+return GL_FALSE;
+}
+GLboolean __stdcall glIsEnabled(GLenum cap)
+{
+EVENT("(GLenum cap = 0x%X)", cap);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+switch (cap)
+{
+case GL_CULL_FACE:                return context->isCullFaceEnabled();
+case GL_POLYGON_OFFSET_FILL:      return context->isPolygonOffsetFillEnabled();
+case GL_SAMPLE_ALPHA_TO_COVERAGE: return context->isSampleAlphaToCoverageEnabled();
+case GL_SAMPLE_COVERAGE:          return context->isSampleCoverageEnabled();
+case GL_SCISSOR_TEST:             return context->isScissorTestEnabled();
+case GL_STENCIL_TEST:             return context->isStencilTestEnabled();
+case GL_DEPTH_TEST:               return context->isDepthTestEnabled();
+case GL_BLEND:                    return context->isBlendEnabled();
+case GL_DITHER:                   return context->isDitherEnabled();
+default:
+return gl::error(GL_INVALID_ENUM, false);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, false);
+}
+return false;
+}
+GLboolean __stdcall glIsFenceNV(GLuint fence)
+{
+EVENT("(GLuint fence = %d)", fence);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Fence *fenceObject = context->getFence(fence);
+if (fenceObject == NULL)
+{
+return GL_FALSE;
+}
+return fenceObject->isFence();
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, GL_FALSE);
+}
+return GL_FALSE;
+}
+GLboolean __stdcall glIsFramebuffer(GLuint framebuffer)
+{
+EVENT("(GLuint framebuffer = %d)", framebuffer);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context && framebuffer)
+{
+gl::Framebuffer *framebufferObject = context->getFramebuffer(framebuffer);
+if (framebufferObject)
+{
+return GL_TRUE;
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, GL_FALSE);
+}
+return GL_FALSE;
+}
+GLboolean __stdcall glIsProgram(GLuint program)
+{
+EVENT("(GLuint program = %d)", program);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context && program)
+{
+gl::Program *programObject = context->getProgram(program);
+if (programObject)
+{
+return GL_TRUE;
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, GL_FALSE);
+}
+return GL_FALSE;
+}
+GLboolean __stdcall glIsQueryEXT(GLuint id)
+{
+EVENT("(GLuint id = %d)", id);
+try
+{
+if (id == 0)
+{
+return GL_FALSE;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Query *queryObject = context->getQuery(id, false, GL_NONE);
+if (queryObject)
+{
+return GL_TRUE;
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, GL_FALSE);
+}
+return GL_FALSE;
+}
+GLboolean __stdcall glIsRenderbuffer(GLuint renderbuffer)
+{
+EVENT("(GLuint renderbuffer = %d)", renderbuffer);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context && renderbuffer)
+{
+gl::Renderbuffer *renderbufferObject = context->getRenderbuffer(renderbuffer);
+if (renderbufferObject)
+{
+return GL_TRUE;
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, GL_FALSE);
+}
+return GL_FALSE;
+}
+GLboolean __stdcall glIsShader(GLuint shader)
+{
+EVENT("(GLuint shader = %d)", shader);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context && shader)
+{
+gl::Shader *shaderObject = context->getShader(shader);
+if (shaderObject)
+{
+return GL_TRUE;
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, GL_FALSE);
+}
+return GL_FALSE;
+}
+GLboolean __stdcall glIsTexture(GLuint texture)
+{
+EVENT("(GLuint texture = %d)", texture);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context && texture)
+{
+gl::Texture *textureObject = context->getTexture(texture);
+if (textureObject)
+{
+return GL_TRUE;
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, GL_FALSE);
+}
+return GL_FALSE;
+}
+void __stdcall glLineWidth(GLfloat width)
+{
+EVENT("(GLfloat width = %f)", width);
+try
+{
+if (width <= 0.0f)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setLineWidth(width);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glLinkProgram(GLuint program)
+{
+EVENT("(GLuint program = %d)", program);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject)
+{
+if (context->getShader(program))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+context->linkProgram(program);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glPixelStorei(GLenum pname, GLint param)
+{
+EVENT("(GLenum pname = 0x%X, GLint param = %d)", pname, param);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+switch (pname)
+{
+case GL_UNPACK_ALIGNMENT:
+if (param != 1 && param != 2 && param != 4 && param != 8)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+context->setUnpackAlignment(param);
+break;
+case GL_PACK_ALIGNMENT:
+if (param != 1 && param != 2 && param != 4 && param != 8)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+context->setPackAlignment(param);
+break;
+case GL_PACK_REVERSE_ROW_ORDER_ANGLE:
+context->setPackReverseRowOrder(param != 0);
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glPolygonOffset(GLfloat factor, GLfloat units)
+{
+EVENT("(GLfloat factor = %f, GLfloat units = %f)", factor, units);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setPolygonOffsetParams(factor, units);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glReadnPixelsEXT(GLint x, GLint y, GLsizei width, GLsizei height,
+GLenum format, GLenum type, GLsizei bufSize,
+GLvoid *data)
+{
+EVENT("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d, "
+"GLenum format = 0x%X, GLenum type = 0x%X, GLsizei bufSize = 0x%d, GLvoid *data = 0x%0.8p)",
+x, y, width, height, format, type, bufSize, data);
+try
+{
+if (width < 0 || height < 0 || bufSize < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+GLenum currentFormat, currentType;
+// Failure in getCurrentReadFormatType indicates that no color attachment is currently bound,
+// and attempting to read back if that's the case is an error. The error will be registered
+// by getCurrentReadFormat.
+if (!context->getCurrentReadFormatType(&currentFormat, &currentType))
+return;
+if (!(currentFormat == format && currentType == type) && !validReadFormatType(format, type))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+context->readPixels(x, y, width, height, format, type, &bufSize, data);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glReadPixels(GLint x, GLint y, GLsizei width, GLsizei height,
+GLenum format, GLenum type, GLvoid* pixels)
+{
+EVENT("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d, "
+"GLenum format = 0x%X, GLenum type = 0x%X, GLvoid* pixels = 0x%0.8p)",
+x, y, width, height, format, type,  pixels);
+try
+{
+if (width < 0 || height < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+GLenum currentFormat, currentType;
+// Failure in getCurrentReadFormatType indicates that no color attachment is currently bound,
+// and attempting to read back if that's the case is an error. The error will be registered
+// by getCurrentReadFormat.
+if (!context->getCurrentReadFormatType(&currentFormat, &currentType))
+return;
+if (!(currentFormat == format && currentType == type) && !validReadFormatType(format, type))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+context->readPixels(x, y, width, height, format, type, NULL, pixels);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glReleaseShaderCompiler(void)
+{
+EVENT("()");
+try
+{
+gl::Shader::releaseCompiler();
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glRenderbufferStorageMultisampleANGLE(GLenum target, GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height)
+{
+EVENT("(GLenum target = 0x%X, GLsizei samples = %d, GLenum internalformat = 0x%X, GLsizei width = %d, GLsizei height = %d)",
+target, samples, internalformat, width, height);
+try
+{
+switch (target)
+{
+case GL_RENDERBUFFER:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if (!gl::IsColorRenderable(internalformat) && !gl::IsDepthRenderable(internalformat) && !gl::IsStencilRenderable(internalformat))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+if (width < 0 || height < 0 || samples < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (width > context->getMaximumRenderbufferDimension() ||
+height > context->getMaximumRenderbufferDimension() ||
+samples > context->getMaxSupportedSamples())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+GLuint handle = context->getRenderbufferHandle();
+if (handle == 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+switch (internalformat)
+{
+case GL_DEPTH_COMPONENT16:
+case GL_RGBA4:
+case GL_RGB5_A1:
+case GL_RGB565:
+case GL_RGB8_OES:
+case GL_RGBA8_OES:
+case GL_STENCIL_INDEX8:
+case GL_DEPTH24_STENCIL8_OES:
+context->setRenderbufferStorage(width, height, internalformat, samples);
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glRenderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height)
+{
+glRenderbufferStorageMultisampleANGLE(target, 0, internalformat, width, height);
+}
+void __stdcall glSampleCoverage(GLclampf value, GLboolean invert)
+{
+EVENT("(GLclampf value = %f, GLboolean invert = %d)", value, invert);
+try
+{
+gl::Context* context = gl::getNonLostContext();
+if (context)
+{
+context->setSampleCoverageParams(gl::clamp01(value), invert == GL_TRUE);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glSetFenceNV(GLuint fence, GLenum condition)
+{
+EVENT("(GLuint fence = %d, GLenum condition = 0x%X)", fence, condition);
+try
+{
+if (condition != GL_ALL_COMPLETED_NV)
+{
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Fence *fenceObject = context->getFence(fence);
+if (fenceObject == NULL)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+fenceObject->setFence(condition);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glScissor(GLint x, GLint y, GLsizei width, GLsizei height)
+{
+EVENT("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)", x, y, width, height);
+try
+{
+if (width < 0 || height < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context* context = gl::getNonLostContext();
+if (context)
+{
+context->setScissorParams(x, y, width, height);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glShaderBinary(GLsizei n, const GLuint* shaders, GLenum binaryformat, const GLvoid* binary, GLsizei length)
+{
+EVENT("(GLsizei n = %d, const GLuint* shaders = 0x%0.8p, GLenum binaryformat = 0x%X, "
+"const GLvoid* binary = 0x%0.8p, GLsizei length = %d)",
+n, shaders, binaryformat, binary, length);
+try
+{
+// No binary shader formats are supported.
+return gl::error(GL_INVALID_ENUM);
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glShaderSource(GLuint shader, GLsizei count, const GLchar** string, const GLint* length)
+{
+EVENT("(GLuint shader = %d, GLsizei count = %d, const GLchar** string = 0x%0.8p, const GLint* length = 0x%0.8p)",
+shader, count, string, length);
+try
+{
+if (count < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Shader *shaderObject = context->getShader(shader);
+if (!shaderObject)
+{
+if (context->getProgram(shader))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+shaderObject->setSource(count, string, length);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glStencilFunc(GLenum func, GLint ref, GLuint mask)
+{
+glStencilFuncSeparate(GL_FRONT_AND_BACK, func, ref, mask);
+}
+void __stdcall glStencilFuncSeparate(GLenum face, GLenum func, GLint ref, GLuint mask)
+{
+EVENT("(GLenum face = 0x%X, GLenum func = 0x%X, GLint ref = %d, GLuint mask = %d)", face, func, ref, mask);
+try
+{
+switch (face)
+{
+case GL_FRONT:
+case GL_BACK:
+case GL_FRONT_AND_BACK:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (func)
+{
+case GL_NEVER:
+case GL_ALWAYS:
+case GL_LESS:
+case GL_LEQUAL:
+case GL_EQUAL:
+case GL_GEQUAL:
+case GL_GREATER:
+case GL_NOTEQUAL:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (face == GL_FRONT || face == GL_FRONT_AND_BACK)
+{
+context->setStencilParams(func, ref, mask);
+}
+if (face == GL_BACK || face == GL_FRONT_AND_BACK)
+{
+context->setStencilBackParams(func, ref, mask);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glStencilMask(GLuint mask)
+{
+glStencilMaskSeparate(GL_FRONT_AND_BACK, mask);
+}
+void __stdcall glStencilMaskSeparate(GLenum face, GLuint mask)
+{
+EVENT("(GLenum face = 0x%X, GLuint mask = %d)", face, mask);
+try
+{
+switch (face)
+{
+case GL_FRONT:
+case GL_BACK:
+case GL_FRONT_AND_BACK:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (face == GL_FRONT || face == GL_FRONT_AND_BACK)
+{
+context->setStencilWritemask(mask);
+}
+if (face == GL_BACK || face == GL_FRONT_AND_BACK)
+{
+context->setStencilBackWritemask(mask);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glStencilOp(GLenum fail, GLenum zfail, GLenum zpass)
+{
+glStencilOpSeparate(GL_FRONT_AND_BACK, fail, zfail, zpass);
+}
+void __stdcall glStencilOpSeparate(GLenum face, GLenum fail, GLenum zfail, GLenum zpass)
+{
+EVENT("(GLenum face = 0x%X, GLenum fail = 0x%X, GLenum zfail = 0x%X, GLenum zpas = 0x%Xs)",
+face, fail, zfail, zpass);
+try
+{
+switch (face)
+{
+case GL_FRONT:
+case GL_BACK:
+case GL_FRONT_AND_BACK:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (fail)
+{
+case GL_ZERO:
+case GL_KEEP:
+case GL_REPLACE:
+case GL_INCR:
+case GL_DECR:
+case GL_INVERT:
+case GL_INCR_WRAP:
+case GL_DECR_WRAP:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (zfail)
+{
+case GL_ZERO:
+case GL_KEEP:
+case GL_REPLACE:
+case GL_INCR:
+case GL_DECR:
+case GL_INVERT:
+case GL_INCR_WRAP:
+case GL_DECR_WRAP:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (zpass)
+{
+case GL_ZERO:
+case GL_KEEP:
+case GL_REPLACE:
+case GL_INCR:
+case GL_DECR:
+case GL_INVERT:
+case GL_INCR_WRAP:
+case GL_DECR_WRAP:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (face == GL_FRONT || face == GL_FRONT_AND_BACK)
+{
+context->setStencilOperations(fail, zfail, zpass);
+}
+if (face == GL_BACK || face == GL_FRONT_AND_BACK)
+{
+context->setStencilBackOperations(fail, zfail, zpass);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+GLboolean __stdcall glTestFenceNV(GLuint fence)
+{
+EVENT("(GLuint fence = %d)", fence);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Fence *fenceObject = context->getFence(fence);
+if (fenceObject == NULL)
+{
+return gl::error(GL_INVALID_OPERATION, GL_TRUE);
+}
+return fenceObject->testFence();
+}
+}
+catch(std::bad_alloc&)
+{
+gl::error(GL_OUT_OF_MEMORY);
+}
+return GL_TRUE;
+}
+void __stdcall glTexImage2D(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height,
+GLint border, GLenum format, GLenum type, const GLvoid* pixels)
+{
+EVENT("(GLenum target = 0x%X, GLint level = %d, GLint internalformat = %d, GLsizei width = %d, GLsizei height = %d, "
+"GLint border = %d, GLenum format = 0x%X, GLenum type = 0x%X, const GLvoid* pixels =  0x%0.8p)",
+target, level, internalformat, width, height, border, format, type, pixels);
+try
+{
+if (!validImageSize(level, width, height))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (internalformat != GLint(format))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+// validate <type> by itself (used as secondary key below)
+switch (type)
+{
+case GL_UNSIGNED_BYTE:
+case GL_UNSIGNED_SHORT_5_6_5:
+case GL_UNSIGNED_SHORT_4_4_4_4:
+case GL_UNSIGNED_SHORT_5_5_5_1:
+case GL_UNSIGNED_SHORT:
+case GL_UNSIGNED_INT:
+case GL_UNSIGNED_INT_24_8_OES:
+case GL_HALF_FLOAT_OES:
+case GL_FLOAT:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+// validate <format> + <type> combinations
+// - invalid <format> -> sets INVALID_ENUM
+// - invalid <format>+<type> combination -> sets INVALID_OPERATION
+switch (format)
+{
+case GL_ALPHA:
+case GL_LUMINANCE:
+case GL_LUMINANCE_ALPHA:
+switch (type)
+{
+case GL_UNSIGNED_BYTE:
+case GL_FLOAT:
+case GL_HALF_FLOAT_OES:
+break;
+default:
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+case GL_RGB:
+switch (type)
+{
+case GL_UNSIGNED_BYTE:
+case GL_UNSIGNED_SHORT_5_6_5:
+case GL_FLOAT:
+case GL_HALF_FLOAT_OES:
+break;
+default:
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+case GL_RGBA:
+switch (type)
+{
+case GL_UNSIGNED_BYTE:
+case GL_UNSIGNED_SHORT_4_4_4_4:
+case GL_UNSIGNED_SHORT_5_5_5_1:
+case GL_FLOAT:
+case GL_HALF_FLOAT_OES:
+break;
+default:
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+case GL_BGRA_EXT:
+switch (type)
+{
+case GL_UNSIGNED_BYTE:
+break;
+default:
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:  // error cases for compressed textures are handled below
+case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
+case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
+break;
+case GL_DEPTH_COMPONENT:
+switch (type)
+{
+case GL_UNSIGNED_SHORT:
+case GL_UNSIGNED_INT:
+break;
+default:
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+case GL_DEPTH_STENCIL_OES:
+switch (type)
+{
+case GL_UNSIGNED_INT_24_8_OES:
+break;
+default:
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if (border != 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (level > context->getMaximumTextureLevel())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+switch (target)
+{
+case GL_TEXTURE_2D:
+if (width > (context->getMaximumTextureDimension() >> level) ||
+height > (context->getMaximumTextureDimension() >> level))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+break;
+case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+if (width != height)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (width > (context->getMaximumCubeTextureDimension() >> level) ||
+height > (context->getMaximumCubeTextureDimension() >> level))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (format) {
+case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+if (context->supportsDXT1Textures())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
+if (context->supportsDXT3Textures())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
+if (context->supportsDXT5Textures())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_DEPTH_COMPONENT:
+case GL_DEPTH_STENCIL_OES:
+if (!context->supportsDepthTextures())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (target != GL_TEXTURE_2D)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+// OES_depth_texture supports loading depth data and multiple levels,
+// but ANGLE_depth_texture does not
+if (pixels != NULL || level != 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+default:
+break;
+}
+if (type == GL_FLOAT)
+{
+if (!context->supportsFloat32Textures())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+}
+else if (type == GL_HALF_FLOAT_OES)
+{
+if (!context->supportsFloat16Textures())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+}
+if (target == GL_TEXTURE_2D)
+{
+gl::Texture2D *texture = context->getTexture2D();
+if (!texture)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (texture->isImmutable())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+texture->setImage(level, width, height, format, type, context->getUnpackAlignment(), pixels);
+}
+else
+{
+gl::TextureCubeMap *texture = context->getTextureCubeMap();
+if (!texture)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (texture->isImmutable())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+switch (target)
+{
+case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+texture->setImagePosX(level, width, height, format, type, context->getUnpackAlignment(), pixels);
+break;
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+texture->setImageNegX(level, width, height, format, type, context->getUnpackAlignment(), pixels);
+break;
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+texture->setImagePosY(level, width, height, format, type, context->getUnpackAlignment(), pixels);
+break;
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+texture->setImageNegY(level, width, height, format, type, context->getUnpackAlignment(), pixels);
+break;
+case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+texture->setImagePosZ(level, width, height, format, type, context->getUnpackAlignment(), pixels);
+break;
+case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+texture->setImageNegZ(level, width, height, format, type, context->getUnpackAlignment(), pixels);
+break;
+default: UNREACHABLE();
+}
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glTexParameterf(GLenum target, GLenum pname, GLfloat param)
+{
+EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint param = %f)", target, pname, param);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Texture *texture;
+switch (target)
+{
+case GL_TEXTURE_2D:
+texture = context->getTexture2D();
+break;
+case GL_TEXTURE_CUBE_MAP:
+texture = context->getTextureCubeMap();
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (pname)
+{
+case GL_TEXTURE_WRAP_S:
+if (!texture->setWrapS((GLenum)param))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_TEXTURE_WRAP_T:
+if (!texture->setWrapT((GLenum)param))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_TEXTURE_MIN_FILTER:
+if (!texture->setMinFilter((GLenum)param))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_TEXTURE_MAG_FILTER:
+if (!texture->setMagFilter((GLenum)param))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_TEXTURE_USAGE_ANGLE:
+if (!texture->setUsage((GLenum)param))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_TEXTURE_MAX_ANISOTROPY_EXT:
+if (!context->supportsTextureFilterAnisotropy())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+if (!texture->setMaxAnisotropy((float)param, context->getTextureMaxAnisotropy()))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glTexParameterfv(GLenum target, GLenum pname, const GLfloat* params)
+{
+glTexParameterf(target, pname, (GLfloat)*params);
+}
+void __stdcall glTexParameteri(GLenum target, GLenum pname, GLint param)
+{
+EVENT("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint param = %d)", target, pname, param);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Texture *texture;
+switch (target)
+{
+case GL_TEXTURE_2D:
+texture = context->getTexture2D();
+break;
+case GL_TEXTURE_CUBE_MAP:
+texture = context->getTextureCubeMap();
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+switch (pname)
+{
+case GL_TEXTURE_WRAP_S:
+if (!texture->setWrapS((GLenum)param))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_TEXTURE_WRAP_T:
+if (!texture->setWrapT((GLenum)param))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_TEXTURE_MIN_FILTER:
+if (!texture->setMinFilter((GLenum)param))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_TEXTURE_MAG_FILTER:
+if (!texture->setMagFilter((GLenum)param))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_TEXTURE_USAGE_ANGLE:
+if (!texture->setUsage((GLenum)param))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_TEXTURE_MAX_ANISOTROPY_EXT:
+if (!context->supportsTextureFilterAnisotropy())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+if (!texture->setMaxAnisotropy((float)param, context->getTextureMaxAnisotropy()))
+{
+return gl::error(GL_INVALID_VALUE);
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glTexParameteriv(GLenum target, GLenum pname, const GLint* params)
+{
+glTexParameteri(target, pname, *params);
+}
+void __stdcall glTexStorage2DEXT(GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height)
+{
+EVENT("(GLenum target = 0x%X, GLsizei levels = %d, GLenum internalformat = 0x%X, GLsizei width = %d, GLsizei height = %d)",
+target, levels, internalformat, width, height);
+try
+{
+if (target != GL_TEXTURE_2D && target != GL_TEXTURE_CUBE_MAP)
+{
+return gl::error(GL_INVALID_ENUM);
+}
+if (width < 1 || height < 1 || levels < 1)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (target == GL_TEXTURE_CUBE_MAP && width != height)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (levels != 1 && levels != gl::log2(std::max(width, height)) + 1)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+GLenum format = gl::ExtractFormat(internalformat);
+GLenum type = gl::ExtractType(internalformat);
+if (format == GL_NONE || type == GL_NONE)
+{
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+switch (target)
+{
+case GL_TEXTURE_2D:
+if (width > context->getMaximumTextureDimension() ||
+height > context->getMaximumTextureDimension())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+break;
+case GL_TEXTURE_CUBE_MAP:
+if (width > context->getMaximumCubeTextureDimension() ||
+height > context->getMaximumCubeTextureDimension())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if (levels != 1 && !context->supportsNonPower2Texture())
+{
+if (!gl::isPow2(width) || !gl::isPow2(height))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+switch (internalformat)
+{
+case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+if (!context->supportsDXT1Textures())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE:
+if (!context->supportsDXT3Textures())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE:
+if (!context->supportsDXT5Textures())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_RGBA32F_EXT:
+case GL_RGB32F_EXT:
+case GL_ALPHA32F_EXT:
+case GL_LUMINANCE32F_EXT:
+case GL_LUMINANCE_ALPHA32F_EXT:
+if (!context->supportsFloat32Textures())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_RGBA16F_EXT:
+case GL_RGB16F_EXT:
+case GL_ALPHA16F_EXT:
+case GL_LUMINANCE16F_EXT:
+case GL_LUMINANCE_ALPHA16F_EXT:
+if (!context->supportsFloat16Textures())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+break;
+case GL_DEPTH_COMPONENT16:
+case GL_DEPTH_COMPONENT32_OES:
+case GL_DEPTH24_STENCIL8_OES:
+if (!context->supportsDepthTextures())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+if (target != GL_TEXTURE_2D)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+// ANGLE_depth_texture only supports 1-level textures
+if (levels != 1)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+break;
+default:
+break;
+}
+if (target == GL_TEXTURE_2D)
+{
+gl::Texture2D *texture = context->getTexture2D();
+if (!texture || texture->id() == 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (texture->isImmutable())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+texture->storage(levels, internalformat, width, height);
+}
+else if (target == GL_TEXTURE_CUBE_MAP)
+{
+gl::TextureCubeMap *texture = context->getTextureCubeMap();
+if (!texture || texture->id() == 0)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (texture->isImmutable())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+texture->storage(levels, internalformat, width);
+}
+else UNREACHABLE();
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height,
+GLenum format, GLenum type, const GLvoid* pixels)
+{
+EVENT("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, "
+"GLsizei width = %d, GLsizei height = %d, GLenum format = 0x%X, GLenum type = 0x%X, "
+"const GLvoid* pixels = 0x%0.8p)",
+target, level, xoffset, yoffset, width, height, format, type, pixels);
+try
+{
+if (!gl::IsInternalTextureTarget(target))
+{
+return gl::error(GL_INVALID_ENUM);
+}
+if (level < 0 || xoffset < 0 || yoffset < 0 || width < 0 || height < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (std::numeric_limits<GLsizei>::max() - xoffset < width || std::numeric_limits<GLsizei>::max() - yoffset < height)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (!checkTextureFormatType(format, type))
+{
+return; // error is set by helper function
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (level > context->getMaximumTextureLevel())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (format == GL_FLOAT)
+{
+if (!context->supportsFloat32Textures())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+}
+else if (format == GL_HALF_FLOAT_OES)
+{
+if (!context->supportsFloat16Textures())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+}
+else if (gl::IsDepthTexture(format))
+{
+if (!context->supportsDepthTextures())
+{
+return gl::error(GL_INVALID_ENUM);
+}
+if (target != GL_TEXTURE_2D)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+// OES_depth_texture supports loading depth data, but ANGLE_depth_texture does not
+return gl::error(GL_INVALID_OPERATION);
+}
+if (width == 0 || height == 0 || pixels == NULL)
+{
+return;
+}
+if (target == GL_TEXTURE_2D)
+{
+gl::Texture2D *texture = context->getTexture2D();
+if (validateSubImageParams2D(false, width, height, xoffset, yoffset, level, format, type, texture))
+{
+texture->subImage(level, xoffset, yoffset, width, height, format, type, context->getUnpackAlignment(), pixels);
+}
+}
+else if (gl::IsCubemapTextureTarget(target))
+{
+gl::TextureCubeMap *texture = context->getTextureCubeMap();
+if (validateSubImageParamsCube(false, width, height, xoffset, yoffset, target, level, format, type, texture))
+{
+texture->subImage(target, level, xoffset, yoffset, width, height, format, type, context->getUnpackAlignment(), pixels);
+}
+}
+else
+{
+UNREACHABLE();
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUniform1f(GLint location, GLfloat x)
+{
+glUniform1fv(location, 1, &x);
+}
+void __stdcall glUniform1fv(GLint location, GLsizei count, const GLfloat* v)
+{
+EVENT("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
+try
+{
+if (count < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (location == -1)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::ProgramBinary *programBinary = context->getCurrentProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->setUniform1fv(location, count, v))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUniform1i(GLint location, GLint x)
+{
+glUniform1iv(location, 1, &x);
+}
+void __stdcall glUniform1iv(GLint location, GLsizei count, const GLint* v)
+{
+EVENT("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
+try
+{
+if (count < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (location == -1)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::ProgramBinary *programBinary = context->getCurrentProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->setUniform1iv(location, count, v))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUniform2f(GLint location, GLfloat x, GLfloat y)
+{
+GLfloat xy[2] = {x, y};
+glUniform2fv(location, 1, (GLfloat*)&xy);
+}
+void __stdcall glUniform2fv(GLint location, GLsizei count, const GLfloat* v)
+{
+EVENT("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
+try
+{
+if (count < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (location == -1)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::ProgramBinary *programBinary = context->getCurrentProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->setUniform2fv(location, count, v))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUniform2i(GLint location, GLint x, GLint y)
+{
+GLint xy[4] = {x, y};
+glUniform2iv(location, 1, (GLint*)&xy);
+}
+void __stdcall glUniform2iv(GLint location, GLsizei count, const GLint* v)
+{
+EVENT("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
+try
+{
+if (count < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (location == -1)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::ProgramBinary *programBinary = context->getCurrentProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->setUniform2iv(location, count, v))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUniform3f(GLint location, GLfloat x, GLfloat y, GLfloat z)
+{
+GLfloat xyz[3] = {x, y, z};
+glUniform3fv(location, 1, (GLfloat*)&xyz);
+}
+void __stdcall glUniform3fv(GLint location, GLsizei count, const GLfloat* v)
+{
+EVENT("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
+try
+{
+if (count < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (location == -1)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::ProgramBinary *programBinary = context->getCurrentProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->setUniform3fv(location, count, v))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUniform3i(GLint location, GLint x, GLint y, GLint z)
+{
+GLint xyz[3] = {x, y, z};
+glUniform3iv(location, 1, (GLint*)&xyz);
+}
+void __stdcall glUniform3iv(GLint location, GLsizei count, const GLint* v)
+{
+EVENT("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
+try
+{
+if (count < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (location == -1)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::ProgramBinary *programBinary = context->getCurrentProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->setUniform3iv(location, count, v))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUniform4f(GLint location, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
+{
+GLfloat xyzw[4] = {x, y, z, w};
+glUniform4fv(location, 1, (GLfloat*)&xyzw);
+}
+void __stdcall glUniform4fv(GLint location, GLsizei count, const GLfloat* v)
+{
+EVENT("(GLint location = %d, GLsizei count = %d, const GLfloat* v = 0x%0.8p)", location, count, v);
+try
+{
+if (count < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (location == -1)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::ProgramBinary *programBinary = context->getCurrentProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->setUniform4fv(location, count, v))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUniform4i(GLint location, GLint x, GLint y, GLint z, GLint w)
+{
+GLint xyzw[4] = {x, y, z, w};
+glUniform4iv(location, 1, (GLint*)&xyzw);
+}
+void __stdcall glUniform4iv(GLint location, GLsizei count, const GLint* v)
+{
+EVENT("(GLint location = %d, GLsizei count = %d, const GLint* v = 0x%0.8p)", location, count, v);
+try
+{
+if (count < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (location == -1)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::ProgramBinary *programBinary = context->getCurrentProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->setUniform4iv(location, count, v))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUniformMatrix2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value)
+{
+EVENT("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat* value = 0x%0.8p)",
+location, count, transpose, value);
+try
+{
+if (count < 0 || transpose != GL_FALSE)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (location == -1)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::ProgramBinary *programBinary = context->getCurrentProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->setUniformMatrix2fv(location, count, value))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUniformMatrix3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value)
+{
+EVENT("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat* value = 0x%0.8p)",
+location, count, transpose, value);
+try
+{
+if (count < 0 || transpose != GL_FALSE)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (location == -1)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::ProgramBinary *programBinary = context->getCurrentProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->setUniformMatrix3fv(location, count, value))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUniformMatrix4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value)
+{
+EVENT("(GLint location = %d, GLsizei count = %d, GLboolean transpose = %d, const GLfloat* value = 0x%0.8p)",
+location, count, transpose, value);
+try
+{
+if (count < 0 || transpose != GL_FALSE)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (location == -1)
+{
+return;
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::ProgramBinary *programBinary = context->getCurrentProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->setUniformMatrix4fv(location, count, value))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glUseProgram(GLuint program)
+{
+EVENT("(GLuint program = %d)", program);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject && program != 0)
+{
+if (context->getShader(program))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+if (program != 0 && !programObject->isLinked())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+context->useProgram(program);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glValidateProgram(GLuint program)
+{
+EVENT("(GLuint program = %d)", program);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject)
+{
+if (context->getShader(program))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+else
+{
+return gl::error(GL_INVALID_VALUE);
+}
+}
+programObject->validate();
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glVertexAttrib1f(GLuint index, GLfloat x)
+{
+EVENT("(GLuint index = %d, GLfloat x = %f)", index, x);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+GLfloat vals[4] = { x, 0, 0, 1 };
+context->setVertexAttrib(index, vals);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glVertexAttrib1fv(GLuint index, const GLfloat* values)
+{
+EVENT("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+GLfloat vals[4] = { values[0], 0, 0, 1 };
+context->setVertexAttrib(index, vals);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glVertexAttrib2f(GLuint index, GLfloat x, GLfloat y)
+{
+EVENT("(GLuint index = %d, GLfloat x = %f, GLfloat y = %f)", index, x, y);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+GLfloat vals[4] = { x, y, 0, 1 };
+context->setVertexAttrib(index, vals);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glVertexAttrib2fv(GLuint index, const GLfloat* values)
+{
+EVENT("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+GLfloat vals[4] = { values[0], values[1], 0, 1 };
+context->setVertexAttrib(index, vals);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glVertexAttrib3f(GLuint index, GLfloat x, GLfloat y, GLfloat z)
+{
+EVENT("(GLuint index = %d, GLfloat x = %f, GLfloat y = %f, GLfloat z = %f)", index, x, y, z);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+GLfloat vals[4] = { x, y, z, 1 };
+context->setVertexAttrib(index, vals);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glVertexAttrib3fv(GLuint index, const GLfloat* values)
+{
+EVENT("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+GLfloat vals[4] = { values[0], values[1], values[2], 1 };
+context->setVertexAttrib(index, vals);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glVertexAttrib4f(GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
+{
+EVENT("(GLuint index = %d, GLfloat x = %f, GLfloat y = %f, GLfloat z = %f, GLfloat w = %f)", index, x, y, z, w);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+GLfloat vals[4] = { x, y, z, w };
+context->setVertexAttrib(index, vals);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glVertexAttrib4fv(GLuint index, const GLfloat* values)
+{
+EVENT("(GLuint index = %d, const GLfloat* values = 0x%0.8p)", index, values);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setVertexAttrib(index, values);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glVertexAttribDivisorANGLE(GLuint index, GLuint divisor)
+{
+EVENT("(GLuint index = %d, GLuint divisor = %d)", index, divisor);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setVertexAttribDivisor(index, divisor);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glVertexAttribPointer(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid* ptr)
+{
+EVENT("(GLuint index = %d, GLint size = %d, GLenum type = 0x%X, "
+"GLboolean normalized = %d, GLsizei stride = %d, const GLvoid* ptr = 0x%0.8p)",
+index, size, type, normalized, stride, ptr);
+try
+{
+if (index >= gl::MAX_VERTEX_ATTRIBS)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (size < 1 || size > 4)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+switch (type)
+{
+case GL_BYTE:
+case GL_UNSIGNED_BYTE:
+case GL_SHORT:
+case GL_UNSIGNED_SHORT:
+case GL_FIXED:
+case GL_FLOAT:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if (stride < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setVertexAttribState(index, context->getArrayBuffer(), size, type, (normalized == GL_TRUE), stride, ptr);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glViewport(GLint x, GLint y, GLsizei width, GLsizei height)
+{
+EVENT("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)", x, y, width, height);
+try
+{
+if (width < 0 || height < 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+context->setViewportParams(x, y, width, height);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glBlitFramebufferANGLE(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
+GLbitfield mask, GLenum filter)
+{
+EVENT("(GLint srcX0 = %d, GLint srcY0 = %d, GLint srcX1 = %d, GLint srcY1 = %d, "
+"GLint dstX0 = %d, GLint dstY0 = %d, GLint dstX1 = %d, GLint dstY1 = %d, "
+"GLbitfield mask = 0x%X, GLenum filter = 0x%X)",
+srcX0, srcY0, srcX1, srcX1, dstX0, dstY0, dstX1, dstY1, mask, filter);
+try
+{
+switch (filter)
+{
+case GL_NEAREST:
+break;
+default:
+return gl::error(GL_INVALID_ENUM);
+}
+if ((mask & ~(GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)) != 0)
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (srcX1 - srcX0 != dstX1 - dstX0 || srcY1 - srcY0 != dstY1 - dstY0)
+{
+ERR("Scaling and flipping in BlitFramebufferANGLE not supported by this implementation");
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (context->getReadFramebufferHandle() == context->getDrawFramebufferHandle())
+{
+ERR("Blits with the same source and destination framebuffer are not supported by this implementation.");
+return gl::error(GL_INVALID_OPERATION);
+}
+context->blitFramebuffer(srcX0, srcY0, srcX1, srcY1, dstX0, dstY0, dstX1, dstY1, mask);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glTexImage3DOES(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth,
+GLint border, GLenum format, GLenum type, const GLvoid* pixels)
+{
+EVENT("(GLenum target = 0x%X, GLint level = %d, GLenum internalformat = 0x%X, "
+"GLsizei width = %d, GLsizei height = %d, GLsizei depth = %d, GLint border = %d, "
+"GLenum format = 0x%X, GLenum type = 0x%x, const GLvoid* pixels = 0x%0.8p)",
+target, level, internalformat, width, height, depth, border, format, type, pixels);
+try
+{
+UNIMPLEMENTED();   // FIXME
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glGetProgramBinaryOES(GLuint program, GLsizei bufSize, GLsizei *length,
+GLenum *binaryFormat, void *binary)
+{
+EVENT("(GLenum program = 0x%X, bufSize = %d, length = 0x%0.8p, binaryFormat = 0x%0.8p, binary = 0x%0.8p)",
+program, bufSize, length, binaryFormat, binary);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Program *programObject = context->getProgram(program);
+if (!programObject || !programObject->isLinked())
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+gl::ProgramBinary *programBinary = programObject->getProgramBinary();
+if (!programBinary)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (!programBinary->save(binary, bufSize, length))
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+*binaryFormat = GL_PROGRAM_BINARY_ANGLE;
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glProgramBinaryOES(GLuint program, GLenum binaryFormat,
+const void *binary, GLint length)
+{
+EVENT("(GLenum program = 0x%X, binaryFormat = 0x%x, binary = 0x%0.8p, length = %d)",
+program, binaryFormat, binary, length);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (binaryFormat != GL_PROGRAM_BINARY_ANGLE)
+{
+return gl::error(GL_INVALID_ENUM);
+}
+gl::Program *programObject = context->getProgram(program);
+if (!programObject)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+context->setProgramBinary(program, binary, length);
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+void __stdcall glDrawBuffersEXT(GLsizei n, const GLenum *bufs)
+{
+EVENT("(GLenum n = %d, bufs = 0x%0.8p)", n, bufs);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+if (n < 0 || (unsigned int)n > context->getMaximumRenderTargets())
+{
+return gl::error(GL_INVALID_VALUE);
+}
+if (context->getDrawFramebufferHandle() == 0)
+{
+if (n != 1)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+if (bufs[0] != GL_NONE && bufs[0] != GL_BACK)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+else
+{
+for (int colorAttachment = 0; colorAttachment < n; colorAttachment++)
+{
+const GLenum attachment = GL_COLOR_ATTACHMENT0_EXT + colorAttachment;
+if (bufs[colorAttachment] != GL_NONE && bufs[colorAttachment] != attachment)
+{
+return gl::error(GL_INVALID_OPERATION);
+}
+}
+}
+gl::Framebuffer *framebuffer = context->getDrawFramebuffer();
+for (int colorAttachment = 0; colorAttachment < n; colorAttachment++)
+{
+framebuffer->setDrawBufferState(colorAttachment, bufs[colorAttachment]);
+}
+for (int colorAttachment = n; colorAttachment < (int)context->getMaximumRenderTargets(); colorAttachment++)
+{
+framebuffer->setDrawBufferState(colorAttachment, GL_NONE);
+}
+}
+}
+catch (std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY);
+}
+}
+__eglMustCastToProperFunctionPointerType __stdcall glGetProcAddress(const char *procname)
+{
+struct Extension
+{
+const char *name;
+__eglMustCastToProperFunctionPointerType address;
+};
+static const Extension glExtensions[] =
+{
+{"glTexImage3DOES", (__eglMustCastToProperFunctionPointerType)glTexImage3DOES},
+{"glBlitFramebufferANGLE", (__eglMustCastToProperFunctionPointerType)glBlitFramebufferANGLE},
+{"glRenderbufferStorageMultisampleANGLE", (__eglMustCastToProperFunctionPointerType)glRenderbufferStorageMultisampleANGLE},
+{"glDeleteFencesNV", (__eglMustCastToProperFunctionPointerType)glDeleteFencesNV},
+{"glGenFencesNV", (__eglMustCastToProperFunctionPointerType)glGenFencesNV},
+{"glIsFenceNV", (__eglMustCastToProperFunctionPointerType)glIsFenceNV},
+{"glTestFenceNV", (__eglMustCastToProperFunctionPointerType)glTestFenceNV},
+{"glGetFenceivNV", (__eglMustCastToProperFunctionPointerType)glGetFenceivNV},
+{"glFinishFenceNV", (__eglMustCastToProperFunctionPointerType)glFinishFenceNV},
+{"glSetFenceNV", (__eglMustCastToProperFunctionPointerType)glSetFenceNV},
+{"glGetTranslatedShaderSourceANGLE", (__eglMustCastToProperFunctionPointerType)glGetTranslatedShaderSourceANGLE},
+{"glTexStorage2DEXT", (__eglMustCastToProperFunctionPointerType)glTexStorage2DEXT},
+{"glGetGraphicsResetStatusEXT", (__eglMustCastToProperFunctionPointerType)glGetGraphicsResetStatusEXT},
+{"glReadnPixelsEXT", (__eglMustCastToProperFunctionPointerType)glReadnPixelsEXT},
+{"glGetnUniformfvEXT", (__eglMustCastToProperFunctionPointerType)glGetnUniformfvEXT},
+{"glGetnUniformivEXT", (__eglMustCastToProperFunctionPointerType)glGetnUniformivEXT},
+{"glGenQueriesEXT", (__eglMustCastToProperFunctionPointerType)glGenQueriesEXT},
+{"glDeleteQueriesEXT", (__eglMustCastToProperFunctionPointerType)glDeleteQueriesEXT},
+{"glIsQueryEXT", (__eglMustCastToProperFunctionPointerType)glIsQueryEXT},
+{"glBeginQueryEXT", (__eglMustCastToProperFunctionPointerType)glBeginQueryEXT},
+{"glEndQueryEXT", (__eglMustCastToProperFunctionPointerType)glEndQueryEXT},
+{"glGetQueryivEXT", (__eglMustCastToProperFunctionPointerType)glGetQueryivEXT},
+{"glGetQueryObjectuivEXT", (__eglMustCastToProperFunctionPointerType)glGetQueryObjectuivEXT},
+{"glDrawBuffersEXT", (__eglMustCastToProperFunctionPointerType)glDrawBuffersEXT},
+{"glVertexAttribDivisorANGLE", (__eglMustCastToProperFunctionPointerType)glVertexAttribDivisorANGLE},
+{"glDrawArraysInstancedANGLE", (__eglMustCastToProperFunctionPointerType)glDrawArraysInstancedANGLE},
+{"glDrawElementsInstancedANGLE", (__eglMustCastToProperFunctionPointerType)glDrawElementsInstancedANGLE},
+{"glGetProgramBinaryOES", (__eglMustCastToProperFunctionPointerType)glGetProgramBinaryOES},
+{"glProgramBinaryOES", (__eglMustCastToProperFunctionPointerType)glProgramBinaryOES},    };
+for (unsigned int ext = 0; ext < ArraySize(glExtensions); ext++)
+{
+if (strcmp(procname, glExtensions[ext].name) == 0)
+{
+return (__eglMustCastToProperFunctionPointerType)glExtensions[ext].address;
+}
+}
+return NULL;
+}
+// Non-public functions used by EGL
+bool __stdcall glBindTexImage(egl::Surface *surface)
+{
+EVENT("(egl::Surface* surface = 0x%0.8p)",
+surface);
+try
+{
+gl::Context *context = gl::getNonLostContext();
+if (context)
+{
+gl::Texture2D *textureObject = context->getTexture2D();
+if (textureObject->isImmutable())
+{
+return false;
+}
+if (textureObject)
+{
+textureObject->bindTexImage(surface);
+}
+}
+}
+catch(std::bad_alloc&)
+{
+return gl::error(GL_OUT_OF_MEMORY, false);
+}
+return true;
+}
+}

The Tor Browser / file comparison

comparison: gfx/angle/src/libGLESv2/libGLESv2.cpp

gfx/angle/src/libGLESv2/libGLESv2.cpp