1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/angle/src/libGLESv2/renderer/TextureStorage.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,122 @@
1.4 +#include "precompiled.h"
1.5 +//
1.6 +// Copyright (c) 2002-2012 The ANGLE Project Authors. All rights reserved.
1.7 +// Use of this source code is governed by a BSD-style license that can be
1.8 +// found in the LICENSE file.
1.9 +//
1.10 +
1.11 +// TextureStorage.cpp: Implements the abstract rx::TextureStorageInterface class and its concrete derived
1.12 +// classes TextureStorageInterface2D and TextureStorageInterfaceCube, which act as the interface to the
1.13 +// GPU-side texture.
1.14 +
1.15 +#include "libGLESv2/renderer/TextureStorage.h"
1.16 +#include "libGLESv2/renderer/Renderer.h"
1.17 +#include "libGLESv2/Renderbuffer.h"
1.18 +#include "libGLESv2/Texture.h"
1.19 +
1.20 +#include "common/debug.h"
1.21 +
1.22 +namespace rx
1.23 +{
1.24 +unsigned int TextureStorageInterface::mCurrentTextureSerial = 1;
1.25 +
1.26 +TextureStorageInterface::TextureStorageInterface()
1.27 + : mTextureSerial(issueTextureSerial()),
1.28 + mInstance(NULL)
1.29 +{
1.30 +}
1.31 +
1.32 +TextureStorageInterface::~TextureStorageInterface()
1.33 +{
1.34 + delete mInstance;
1.35 +}
1.36 +
1.37 +bool TextureStorageInterface::isRenderTarget() const
1.38 +{
1.39 + return mInstance->isRenderTarget();
1.40 +}
1.41 +
1.42 +
1.43 +bool TextureStorageInterface::isManaged() const
1.44 +{
1.45 + return mInstance->isManaged();
1.46 +}
1.47 +
1.48 +unsigned int TextureStorageInterface::getTextureSerial() const
1.49 +{
1.50 + return mTextureSerial;
1.51 +}
1.52 +
1.53 +unsigned int TextureStorageInterface::issueTextureSerial()
1.54 +{
1.55 + return mCurrentTextureSerial++;
1.56 +}
1.57 +
1.58 +int TextureStorageInterface::getLodOffset() const
1.59 +{
1.60 + return mInstance->getLodOffset();
1.61 +}
1.62 +
1.63 +
1.64 +int TextureStorageInterface::levelCount()
1.65 +{
1.66 + return mInstance->levelCount();
1.67 +}
1.68 +
1.69 +TextureStorageInterface2D::TextureStorageInterface2D(Renderer *renderer, SwapChain *swapchain)
1.70 + : mRenderTargetSerial(gl::RenderbufferStorage::issueSerial())
1.71 +{
1.72 + mInstance = renderer->createTextureStorage2D(swapchain);
1.73 +}
1.74 +
1.75 +TextureStorageInterface2D::TextureStorageInterface2D(Renderer *renderer, int levels, GLenum internalformat, GLenum usage, bool forceRenderable, GLsizei width, GLsizei height)
1.76 + : mRenderTargetSerial(gl::RenderbufferStorage::issueSerial())
1.77 +{
1.78 + mInstance = renderer->createTextureStorage2D(levels, internalformat, usage, forceRenderable, width, height);
1.79 +}
1.80 +
1.81 +TextureStorageInterface2D::~TextureStorageInterface2D()
1.82 +{
1.83 +}
1.84 +
1.85 +RenderTarget *TextureStorageInterface2D::getRenderTarget() const
1.86 +{
1.87 + return mInstance->getRenderTarget();
1.88 +}
1.89 +
1.90 +void TextureStorageInterface2D::generateMipmap(int level)
1.91 +{
1.92 + mInstance->generateMipmap(level);
1.93 +}
1.94 +
1.95 +unsigned int TextureStorageInterface2D::getRenderTargetSerial(GLenum target) const
1.96 +{
1.97 + return mRenderTargetSerial;
1.98 +}
1.99 +
1.100 +TextureStorageInterfaceCube::TextureStorageInterfaceCube(Renderer *renderer, int levels, GLenum internalformat, GLenum usage, bool forceRenderable, int size)
1.101 + : mFirstRenderTargetSerial(gl::RenderbufferStorage::issueCubeSerials())
1.102 +{
1.103 + mInstance = renderer->createTextureStorageCube(levels, internalformat, usage, forceRenderable, size);
1.104 +}
1.105 +
1.106 +TextureStorageInterfaceCube::~TextureStorageInterfaceCube()
1.107 +{
1.108 +}
1.109 +
1.110 +RenderTarget *TextureStorageInterfaceCube::getRenderTarget(GLenum faceTarget) const
1.111 +{
1.112 + return mInstance->getRenderTarget(faceTarget);
1.113 +}
1.114 +
1.115 +void TextureStorageInterfaceCube::generateMipmap(int face, int level)
1.116 +{
1.117 + mInstance->generateMipmap(face, level);
1.118 +}
1.119 +
1.120 +unsigned int TextureStorageInterfaceCube::getRenderTargetSerial(GLenum target) const
1.121 +{
1.122 + return mFirstRenderTargetSerial + gl::TextureCubeMap::faceIndex(target);
1.123 +}
1.124 +
1.125 +}
1.126 \ No newline at end of file
