1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/angle/src/libGLESv2/utilities.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,67 @@
1.4 +//
1.5 +// Copyright (c) 2002-2013 The ANGLE Project Authors. All rights reserved.
1.6 +// Use of this source code is governed by a BSD-style license that can be
1.7 +// found in the LICENSE file.
1.8 +//
1.9 +
1.10 +// utilities.h: Conversion functions and other utility routines.
1.11 +
1.12 +#ifndef LIBGLESV2_UTILITIES_H
1.13 +#define LIBGLESV2_UTILITIES_H
1.14 +
1.15 +#define GL_APICALL
1.16 +#include <GLES2/gl2.h>
1.17 +#include <GLES2/gl2ext.h>
1.18 +
1.19 +#include <string>
1.20 +
1.21 +namespace gl
1.22 +{
1.23 +
1.24 +struct Color;
1.25 +
1.26 +int UniformComponentCount(GLenum type);
1.27 +GLenum UniformComponentType(GLenum type);
1.28 +size_t UniformInternalSize(GLenum type);
1.29 +size_t UniformExternalSize(GLenum type);
1.30 +int VariableRowCount(GLenum type);
1.31 +int VariableColumnCount(GLenum type);
1.32 +
1.33 +int AllocateFirstFreeBits(unsigned int *bits, unsigned int allocationSize, unsigned int bitsSize);
1.34 +
1.35 +void MakeValidSize(bool isImage, bool isCompressed, GLsizei *requestWidth, GLsizei *requestHeight, int *levelOffset);
1.36 +int ComputePixelSize(GLint internalformat);
1.37 +GLsizei ComputePitch(GLsizei width, GLint internalformat, GLint alignment);
1.38 +GLsizei ComputeCompressedPitch(GLsizei width, GLenum format);
1.39 +GLsizei ComputeCompressedSize(GLsizei width, GLsizei height, GLenum format);
1.40 +GLsizei ComputeTypeSize(GLenum type);
1.41 +bool IsCompressed(GLenum format);
1.42 +bool IsDepthTexture(GLenum format);
1.43 +bool IsStencilTexture(GLenum format);
1.44 +bool IsCubemapTextureTarget(GLenum target);
1.45 +bool IsInternalTextureTarget(GLenum target);
1.46 +GLint ConvertSizedInternalFormat(GLenum format, GLenum type);
1.47 +GLenum ExtractFormat(GLenum internalformat);
1.48 +GLenum ExtractType(GLenum internalformat);
1.49 +
1.50 +bool IsColorRenderable(GLenum internalformat);
1.51 +bool IsDepthRenderable(GLenum internalformat);
1.52 +bool IsStencilRenderable(GLenum internalformat);
1.53 +
1.54 +bool IsFloat32Format(GLint internalformat);
1.55 +bool IsFloat16Format(GLint internalformat);
1.56 +
1.57 +GLuint GetAlphaSize(GLenum colorFormat);
1.58 +GLuint GetRedSize(GLenum colorFormat);
1.59 +GLuint GetGreenSize(GLenum colorFormat);
1.60 +GLuint GetBlueSize(GLenum colorFormat);
1.61 +GLuint GetDepthSize(GLenum depthFormat);
1.62 +GLuint GetStencilSize(GLenum stencilFormat);
1.63 +bool IsTriangleMode(GLenum drawMode);
1.64 +
1.65 +}
1.66 +
1.67 +std::string getTempPath();
1.68 +void writeFile(const char* path, const void* data, size_t size);
1.69 +
1.70 +#endif // LIBGLESV2_UTILITIES_H
