| // |
| // Copyright (c) 2014 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. |
| // |
| |
| // State.cpp: Implements the State class, encapsulating raw GL state. |
| |
| #include "libANGLE/State.h" |
| |
| #include <limits> |
| #include <string.h> |
| |
| #include "common/bitset_utils.h" |
| #include "common/mathutil.h" |
| #include "common/matrix_utils.h" |
| #include "libANGLE/Caps.h" |
| #include "libANGLE/Context.h" |
| #include "libANGLE/Debug.h" |
| #include "libANGLE/Framebuffer.h" |
| #include "libANGLE/FramebufferAttachment.h" |
| #include "libANGLE/Query.h" |
| #include "libANGLE/VertexArray.h" |
| #include "libANGLE/formatutils.h" |
| #include "libANGLE/queryconversions.h" |
| #include "libANGLE/renderer/ContextImpl.h" |
| |
| namespace |
| { |
| |
| GLenum ActiveQueryType(const GLenum type) |
| { |
| return (type == GL_ANY_SAMPLES_PASSED_CONSERVATIVE) ? GL_ANY_SAMPLES_PASSED : type; |
| } |
| |
| } // anonymous namepace |
| |
| namespace gl |
| { |
| |
| State::State() |
| : mMaxDrawBuffers(0), |
| mMaxCombinedTextureImageUnits(0), |
| mDepthClearValue(0), |
| mStencilClearValue(0), |
| mScissorTest(false), |
| mSampleCoverage(false), |
| mSampleCoverageValue(0), |
| mSampleCoverageInvert(false), |
| mSampleMask(false), |
| mMaxSampleMaskWords(0), |
| mStencilRef(0), |
| mStencilBackRef(0), |
| mLineWidth(0), |
| mGenerateMipmapHint(GL_NONE), |
| mFragmentShaderDerivativeHint(GL_NONE), |
| mBindGeneratesResource(true), |
| mClientArraysEnabled(true), |
| mNearZ(0), |
| mFarZ(0), |
| mReadFramebuffer(nullptr), |
| mDrawFramebuffer(nullptr), |
| mProgram(nullptr), |
| mVertexArray(nullptr), |
| mActiveSampler(0), |
| mPrimitiveRestart(false), |
| mMultiSampling(false), |
| mSampleAlphaToOne(false), |
| mFramebufferSRGB(true), |
| mRobustResourceInit(false), |
| mProgramBinaryCacheEnabled(false) |
| { |
| } |
| |
| State::~State() |
| { |
| } |
| |
| void State::initialize(const Context *context, |
| bool debug, |
| bool bindGeneratesResource, |
| bool clientArraysEnabled, |
| bool robustResourceInit, |
| bool programBinaryCacheEnabled) |
| { |
| const Caps &caps = context->getCaps(); |
| const Extensions &extensions = context->getExtensions(); |
| const Extensions &nativeExtensions = context->getImplementation()->getNativeExtensions(); |
| const Version &clientVersion = context->getClientVersion(); |
| |
| mMaxDrawBuffers = caps.maxDrawBuffers; |
| mMaxCombinedTextureImageUnits = caps.maxCombinedTextureImageUnits; |
| |
| setColorClearValue(0.0f, 0.0f, 0.0f, 0.0f); |
| |
| mDepthClearValue = 1.0f; |
| mStencilClearValue = 0; |
| |
| mScissorTest = false; |
| mScissor.x = 0; |
| mScissor.y = 0; |
| mScissor.width = 0; |
| mScissor.height = 0; |
| |
| mBlendColor.red = 0; |
| mBlendColor.green = 0; |
| mBlendColor.blue = 0; |
| mBlendColor.alpha = 0; |
| |
| mStencilRef = 0; |
| mStencilBackRef = 0; |
| |
| mSampleCoverage = false; |
| mSampleCoverageValue = 1.0f; |
| mSampleCoverageInvert = false; |
| |
| mMaxSampleMaskWords = caps.maxSampleMaskWords; |
| mSampleMask = false; |
| mSampleMaskValues.fill(~GLbitfield(0)); |
| |
| mGenerateMipmapHint = GL_DONT_CARE; |
| mFragmentShaderDerivativeHint = GL_DONT_CARE; |
| |
| mBindGeneratesResource = bindGeneratesResource; |
| mClientArraysEnabled = clientArraysEnabled; |
| |
| mLineWidth = 1.0f; |
| |
| mViewport.x = 0; |
| mViewport.y = 0; |
| mViewport.width = 0; |
| mViewport.height = 0; |
| mNearZ = 0.0f; |
| mFarZ = 1.0f; |
| |
| mBlend.colorMaskRed = true; |
| mBlend.colorMaskGreen = true; |
| mBlend.colorMaskBlue = true; |
| mBlend.colorMaskAlpha = true; |
| |
| mActiveSampler = 0; |
| |
| mVertexAttribCurrentValues.resize(caps.maxVertexAttributes); |
| |
| // Set all indexes in state attributes type mask to float (default) |
| for (int i = 0; i < MAX_VERTEX_ATTRIBS; i++) |
| { |
| mCurrentValuesTypeMask.setIndex(GL_FLOAT, i); |
| } |
| |
| mUniformBuffers.resize(caps.maxUniformBufferBindings); |
| |
| mSamplerTextures[GL_TEXTURE_2D].resize(caps.maxCombinedTextureImageUnits); |
| mSamplerTextures[GL_TEXTURE_CUBE_MAP].resize(caps.maxCombinedTextureImageUnits); |
| if (clientVersion >= Version(3, 0)) |
| { |
| // TODO: These could also be enabled via extension |
| mSamplerTextures[GL_TEXTURE_2D_ARRAY].resize(caps.maxCombinedTextureImageUnits); |
| mSamplerTextures[GL_TEXTURE_3D].resize(caps.maxCombinedTextureImageUnits); |
| } |
| if (clientVersion >= Version(3, 1)) |
| { |
| mSamplerTextures[GL_TEXTURE_2D_MULTISAMPLE].resize(caps.maxCombinedTextureImageUnits); |
| |
| mAtomicCounterBuffers.resize(caps.maxAtomicCounterBufferBindings); |
| mShaderStorageBuffers.resize(caps.maxShaderStorageBufferBindings); |
| mImageUnits.resize(caps.maxImageUnits); |
| } |
| if (nativeExtensions.textureRectangle) |
| { |
| mSamplerTextures[GL_TEXTURE_RECTANGLE_ANGLE].resize(caps.maxCombinedTextureImageUnits); |
| } |
| if (nativeExtensions.eglImageExternal || nativeExtensions.eglStreamConsumerExternal) |
| { |
| mSamplerTextures[GL_TEXTURE_EXTERNAL_OES].resize(caps.maxCombinedTextureImageUnits); |
| } |
| mCompleteTextureCache.resize(caps.maxCombinedTextureImageUnits, nullptr); |
| mCompleteTextureBindings.reserve(caps.maxCombinedTextureImageUnits); |
| mCachedTexturesInitState = InitState::MayNeedInit; |
| for (uint32_t textureIndex = 0; textureIndex < caps.maxCombinedTextureImageUnits; |
| ++textureIndex) |
| { |
| mCompleteTextureBindings.emplace_back(this, textureIndex); |
| } |
| |
| mSamplers.resize(caps.maxCombinedTextureImageUnits); |
| |
| mActiveQueries[GL_ANY_SAMPLES_PASSED].set(context, nullptr); |
| mActiveQueries[GL_ANY_SAMPLES_PASSED_CONSERVATIVE].set(context, nullptr); |
| mActiveQueries[GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN].set(context, nullptr); |
| mActiveQueries[GL_TIME_ELAPSED_EXT].set(context, nullptr); |
| mActiveQueries[GL_COMMANDS_COMPLETED_CHROMIUM].set(context, nullptr); |
| |
| mProgram = nullptr; |
| |
| mReadFramebuffer = nullptr; |
| mDrawFramebuffer = nullptr; |
| |
| mPrimitiveRestart = false; |
| |
| mDebug.setOutputEnabled(debug); |
| mDebug.setMaxLoggedMessages(extensions.maxDebugLoggedMessages); |
| |
| mMultiSampling = true; |
| mSampleAlphaToOne = false; |
| |
| mCoverageModulation = GL_NONE; |
| |
| angle::Matrix<GLfloat>::setToIdentity(mPathMatrixProj); |
| angle::Matrix<GLfloat>::setToIdentity(mPathMatrixMV); |
| mPathStencilFunc = GL_ALWAYS; |
| mPathStencilRef = 0; |
| mPathStencilMask = std::numeric_limits<GLuint>::max(); |
| |
| mRobustResourceInit = robustResourceInit; |
| mProgramBinaryCacheEnabled = programBinaryCacheEnabled; |
| } |
| |
| void State::reset(const Context *context) |
| { |
| for (auto &bindingVec : mSamplerTextures) |
| { |
| TextureBindingVector &textureVector = bindingVec.second; |
| for (size_t textureIdx = 0; textureIdx < textureVector.size(); textureIdx++) |
| { |
| textureVector[textureIdx].set(context, nullptr); |
| } |
| } |
| for (size_t samplerIdx = 0; samplerIdx < mSamplers.size(); samplerIdx++) |
| { |
| mSamplers[samplerIdx].set(context, nullptr); |
| } |
| |
| for (auto &imageUnit : mImageUnits) |
| { |
| imageUnit.texture.set(context, nullptr); |
| imageUnit.level = 0; |
| imageUnit.layered = false; |
| imageUnit.layer = 0; |
| imageUnit.access = GL_READ_ONLY; |
| imageUnit.format = GL_R32UI; |
| } |
| |
| mRenderbuffer.set(context, nullptr); |
| |
| for (auto type : angle::AllEnums<BufferBinding>()) |
| { |
| mBoundBuffers[type].set(context, nullptr); |
| } |
| |
| if (mProgram) |
| { |
| mProgram->release(context); |
| } |
| mProgram = nullptr; |
| |
| mProgramPipeline.set(context, nullptr); |
| |
| mTransformFeedback.set(context, nullptr); |
| |
| for (State::ActiveQueryMap::iterator i = mActiveQueries.begin(); i != mActiveQueries.end(); i++) |
| { |
| i->second.set(context, nullptr); |
| } |
| |
| for (auto &buf : mUniformBuffers) |
| { |
| buf.set(context, nullptr); |
| } |
| |
| for (auto &buf : mAtomicCounterBuffers) |
| { |
| buf.set(context, nullptr); |
| } |
| |
| for (auto &buf : mShaderStorageBuffers) |
| { |
| buf.set(context, nullptr); |
| } |
| |
| angle::Matrix<GLfloat>::setToIdentity(mPathMatrixProj); |
| angle::Matrix<GLfloat>::setToIdentity(mPathMatrixMV); |
| mPathStencilFunc = GL_ALWAYS; |
| mPathStencilRef = 0; |
| mPathStencilMask = std::numeric_limits<GLuint>::max(); |
| |
| // TODO(jmadill): Is this necessary? |
| setAllDirtyBits(); |
| } |
| |
| const RasterizerState &State::getRasterizerState() const |
| { |
| return mRasterizer; |
| } |
| |
| const BlendState &State::getBlendState() const |
| { |
| return mBlend; |
| } |
| |
| const DepthStencilState &State::getDepthStencilState() const |
| { |
| return mDepthStencil; |
| } |
| |
| void State::setColorClearValue(float red, float green, float blue, float alpha) |
| { |
| mColorClearValue.red = red; |
| mColorClearValue.green = green; |
| mColorClearValue.blue = blue; |
| mColorClearValue.alpha = alpha; |
| mDirtyBits.set(DIRTY_BIT_CLEAR_COLOR); |
| } |
| |
| void State::setDepthClearValue(float depth) |
| { |
| mDepthClearValue = depth; |
| mDirtyBits.set(DIRTY_BIT_CLEAR_DEPTH); |
| } |
| |
| void State::setStencilClearValue(int stencil) |
| { |
| mStencilClearValue = stencil; |
| mDirtyBits.set(DIRTY_BIT_CLEAR_STENCIL); |
| } |
| |
| void State::setColorMask(bool red, bool green, bool blue, bool alpha) |
| { |
| mBlend.colorMaskRed = red; |
| mBlend.colorMaskGreen = green; |
| mBlend.colorMaskBlue = blue; |
| mBlend.colorMaskAlpha = alpha; |
| mDirtyBits.set(DIRTY_BIT_COLOR_MASK); |
| } |
| |
| void State::setDepthMask(bool mask) |
| { |
| mDepthStencil.depthMask = mask; |
| mDirtyBits.set(DIRTY_BIT_DEPTH_MASK); |
| } |
| |
| bool State::isRasterizerDiscardEnabled() const |
| { |
| return mRasterizer.rasterizerDiscard; |
| } |
| |
| void State::setRasterizerDiscard(bool enabled) |
| { |
| mRasterizer.rasterizerDiscard = enabled; |
| mDirtyBits.set(DIRTY_BIT_RASTERIZER_DISCARD_ENABLED); |
| } |
| |
| bool State::isCullFaceEnabled() const |
| { |
| return mRasterizer.cullFace; |
| } |
| |
| void State::setCullFace(bool enabled) |
| { |
| mRasterizer.cullFace = enabled; |
| mDirtyBits.set(DIRTY_BIT_CULL_FACE_ENABLED); |
| } |
| |
| void State::setCullMode(CullFaceMode mode) |
| { |
| mRasterizer.cullMode = mode; |
| mDirtyBits.set(DIRTY_BIT_CULL_FACE); |
| } |
| |
| void State::setFrontFace(GLenum front) |
| { |
| mRasterizer.frontFace = front; |
| mDirtyBits.set(DIRTY_BIT_FRONT_FACE); |
| } |
| |
| bool State::isDepthTestEnabled() const |
| { |
| return mDepthStencil.depthTest; |
| } |
| |
| void State::setDepthTest(bool enabled) |
| { |
| mDepthStencil.depthTest = enabled; |
| mDirtyBits.set(DIRTY_BIT_DEPTH_TEST_ENABLED); |
| } |
| |
| void State::setDepthFunc(GLenum depthFunc) |
| { |
| mDepthStencil.depthFunc = depthFunc; |
| mDirtyBits.set(DIRTY_BIT_DEPTH_FUNC); |
| } |
| |
| void State::setDepthRange(float zNear, float zFar) |
| { |
| mNearZ = zNear; |
| mFarZ = zFar; |
| mDirtyBits.set(DIRTY_BIT_DEPTH_RANGE); |
| } |
| |
| float State::getNearPlane() const |
| { |
| return mNearZ; |
| } |
| |
| float State::getFarPlane() const |
| { |
| return mFarZ; |
| } |
| |
| bool State::isBlendEnabled() const |
| { |
| return mBlend.blend; |
| } |
| |
| void State::setBlend(bool enabled) |
| { |
| mBlend.blend = enabled; |
| mDirtyBits.set(DIRTY_BIT_BLEND_ENABLED); |
| } |
| |
| void State::setBlendFactors(GLenum sourceRGB, GLenum destRGB, GLenum sourceAlpha, GLenum destAlpha) |
| { |
| mBlend.sourceBlendRGB = sourceRGB; |
| mBlend.destBlendRGB = destRGB; |
| mBlend.sourceBlendAlpha = sourceAlpha; |
| mBlend.destBlendAlpha = destAlpha; |
| mDirtyBits.set(DIRTY_BIT_BLEND_FUNCS); |
| } |
| |
| void State::setBlendColor(float red, float green, float blue, float alpha) |
| { |
| mBlendColor.red = red; |
| mBlendColor.green = green; |
| mBlendColor.blue = blue; |
| mBlendColor.alpha = alpha; |
| mDirtyBits.set(DIRTY_BIT_BLEND_COLOR); |
| } |
| |
| void State::setBlendEquation(GLenum rgbEquation, GLenum alphaEquation) |
| { |
| mBlend.blendEquationRGB = rgbEquation; |
| mBlend.blendEquationAlpha = alphaEquation; |
| mDirtyBits.set(DIRTY_BIT_BLEND_EQUATIONS); |
| } |
| |
| const ColorF &State::getBlendColor() const |
| { |
| return mBlendColor; |
| } |
| |
| bool State::isStencilTestEnabled() const |
| { |
| return mDepthStencil.stencilTest; |
| } |
| |
| void State::setStencilTest(bool enabled) |
| { |
| mDepthStencil.stencilTest = enabled; |
| mDirtyBits.set(DIRTY_BIT_STENCIL_TEST_ENABLED); |
| } |
| |
| void State::setStencilParams(GLenum stencilFunc, GLint stencilRef, GLuint stencilMask) |
| { |
| mDepthStencil.stencilFunc = stencilFunc; |
| mStencilRef = (stencilRef > 0) ? stencilRef : 0; |
| mDepthStencil.stencilMask = stencilMask; |
| mDirtyBits.set(DIRTY_BIT_STENCIL_FUNCS_FRONT); |
| } |
| |
| void State::setStencilBackParams(GLenum stencilBackFunc, GLint stencilBackRef, GLuint stencilBackMask) |
| { |
| mDepthStencil.stencilBackFunc = stencilBackFunc; |
| mStencilBackRef = (stencilBackRef > 0) ? stencilBackRef : 0; |
| mDepthStencil.stencilBackMask = stencilBackMask; |
| mDirtyBits.set(DIRTY_BIT_STENCIL_FUNCS_BACK); |
| } |
| |
| void State::setStencilWritemask(GLuint stencilWritemask) |
| { |
| mDepthStencil.stencilWritemask = stencilWritemask; |
| mDirtyBits.set(DIRTY_BIT_STENCIL_WRITEMASK_FRONT); |
| } |
| |
| void State::setStencilBackWritemask(GLuint stencilBackWritemask) |
| { |
| mDepthStencil.stencilBackWritemask = stencilBackWritemask; |
| mDirtyBits.set(DIRTY_BIT_STENCIL_WRITEMASK_BACK); |
| } |
| |
| void State::setStencilOperations(GLenum stencilFail, GLenum stencilPassDepthFail, GLenum stencilPassDepthPass) |
| { |
| mDepthStencil.stencilFail = stencilFail; |
| mDepthStencil.stencilPassDepthFail = stencilPassDepthFail; |
| mDepthStencil.stencilPassDepthPass = stencilPassDepthPass; |
| mDirtyBits.set(DIRTY_BIT_STENCIL_OPS_FRONT); |
| } |
| |
| void State::setStencilBackOperations(GLenum stencilBackFail, GLenum stencilBackPassDepthFail, GLenum stencilBackPassDepthPass) |
| { |
| mDepthStencil.stencilBackFail = stencilBackFail; |
| mDepthStencil.stencilBackPassDepthFail = stencilBackPassDepthFail; |
| mDepthStencil.stencilBackPassDepthPass = stencilBackPassDepthPass; |
| mDirtyBits.set(DIRTY_BIT_STENCIL_OPS_BACK); |
| } |
| |
| GLint State::getStencilRef() const |
| { |
| return mStencilRef; |
| } |
| |
| GLint State::getStencilBackRef() const |
| { |
| return mStencilBackRef; |
| } |
| |
| bool State::isPolygonOffsetFillEnabled() const |
| { |
| return mRasterizer.polygonOffsetFill; |
| } |
| |
| void State::setPolygonOffsetFill(bool enabled) |
| { |
| mRasterizer.polygonOffsetFill = enabled; |
| mDirtyBits.set(DIRTY_BIT_POLYGON_OFFSET_FILL_ENABLED); |
| } |
| |
| void State::setPolygonOffsetParams(GLfloat factor, GLfloat units) |
| { |
| // An application can pass NaN values here, so handle this gracefully |
| mRasterizer.polygonOffsetFactor = factor != factor ? 0.0f : factor; |
| mRasterizer.polygonOffsetUnits = units != units ? 0.0f : units; |
| mDirtyBits.set(DIRTY_BIT_POLYGON_OFFSET); |
| } |
| |
| bool State::isSampleAlphaToCoverageEnabled() const |
| { |
| return mBlend.sampleAlphaToCoverage; |
| } |
| |
| void State::setSampleAlphaToCoverage(bool enabled) |
| { |
| mBlend.sampleAlphaToCoverage = enabled; |
| mDirtyBits.set(DIRTY_BIT_SAMPLE_ALPHA_TO_COVERAGE_ENABLED); |
| } |
| |
| bool State::isSampleCoverageEnabled() const |
| { |
| return mSampleCoverage; |
| } |
| |
| void State::setSampleCoverage(bool enabled) |
| { |
| mSampleCoverage = enabled; |
| mDirtyBits.set(DIRTY_BIT_SAMPLE_COVERAGE_ENABLED); |
| } |
| |
| void State::setSampleCoverageParams(GLclampf value, bool invert) |
| { |
| mSampleCoverageValue = value; |
| mSampleCoverageInvert = invert; |
| mDirtyBits.set(DIRTY_BIT_SAMPLE_COVERAGE); |
| } |
| |
| GLclampf State::getSampleCoverageValue() const |
| { |
| return mSampleCoverageValue; |
| } |
| |
| bool State::getSampleCoverageInvert() const |
| { |
| return mSampleCoverageInvert; |
| } |
| |
| bool State::isSampleMaskEnabled() const |
| { |
| return mSampleMask; |
| } |
| |
| void State::setSampleMaskEnabled(bool enabled) |
| { |
| mSampleMask = enabled; |
| mDirtyBits.set(DIRTY_BIT_SAMPLE_MASK_ENABLED); |
| } |
| |
| void State::setSampleMaskParams(GLuint maskNumber, GLbitfield mask) |
| { |
| ASSERT(maskNumber < mMaxSampleMaskWords); |
| mSampleMaskValues[maskNumber] = mask; |
| // TODO(jmadill): Use a child dirty bit if we ever use more than two words. |
| mDirtyBits.set(DIRTY_BIT_SAMPLE_MASK); |
| } |
| |
| GLbitfield State::getSampleMaskWord(GLuint maskNumber) const |
| { |
| ASSERT(maskNumber < mMaxSampleMaskWords); |
| return mSampleMaskValues[maskNumber]; |
| } |
| |
| GLuint State::getMaxSampleMaskWords() const |
| { |
| return mMaxSampleMaskWords; |
| } |
| |
| void State::setSampleAlphaToOne(bool enabled) |
| { |
| mSampleAlphaToOne = enabled; |
| mDirtyBits.set(DIRTY_BIT_SAMPLE_ALPHA_TO_ONE); |
| } |
| |
| bool State::isSampleAlphaToOneEnabled() const |
| { |
| return mSampleAlphaToOne; |
| } |
| |
| void State::setMultisampling(bool enabled) |
| { |
| mMultiSampling = enabled; |
| mDirtyBits.set(DIRTY_BIT_MULTISAMPLING); |
| } |
| |
| bool State::isMultisamplingEnabled() const |
| { |
| return mMultiSampling; |
| } |
| |
| bool State::isScissorTestEnabled() const |
| { |
| return mScissorTest; |
| } |
| |
| void State::setScissorTest(bool enabled) |
| { |
| mScissorTest = enabled; |
| mDirtyBits.set(DIRTY_BIT_SCISSOR_TEST_ENABLED); |
| } |
| |
| void State::setScissorParams(GLint x, GLint y, GLsizei width, GLsizei height) |
| { |
| mScissor.x = x; |
| mScissor.y = y; |
| mScissor.width = width; |
| mScissor.height = height; |
| mDirtyBits.set(DIRTY_BIT_SCISSOR); |
| } |
| |
| const Rectangle &State::getScissor() const |
| { |
| return mScissor; |
| } |
| |
| bool State::isDitherEnabled() const |
| { |
| return mBlend.dither; |
| } |
| |
| void State::setDither(bool enabled) |
| { |
| mBlend.dither = enabled; |
| mDirtyBits.set(DIRTY_BIT_DITHER_ENABLED); |
| } |
| |
| bool State::isPrimitiveRestartEnabled() const |
| { |
| return mPrimitiveRestart; |
| } |
| |
| void State::setPrimitiveRestart(bool enabled) |
| { |
| mPrimitiveRestart = enabled; |
| mDirtyBits.set(DIRTY_BIT_PRIMITIVE_RESTART_ENABLED); |
| } |
| |
| void State::setEnableFeature(GLenum feature, bool enabled) |
| { |
| switch (feature) |
| { |
| case GL_MULTISAMPLE_EXT: setMultisampling(enabled); break; |
| case GL_SAMPLE_ALPHA_TO_ONE_EXT: setSampleAlphaToOne(enabled); break; |
| case GL_CULL_FACE: setCullFace(enabled); break; |
| case GL_POLYGON_OFFSET_FILL: setPolygonOffsetFill(enabled); break; |
| case GL_SAMPLE_ALPHA_TO_COVERAGE: setSampleAlphaToCoverage(enabled); break; |
| case GL_SAMPLE_COVERAGE: setSampleCoverage(enabled); break; |
| case GL_SCISSOR_TEST: setScissorTest(enabled); break; |
| case GL_STENCIL_TEST: setStencilTest(enabled); break; |
| case GL_DEPTH_TEST: setDepthTest(enabled); break; |
| case GL_BLEND: setBlend(enabled); break; |
| case GL_DITHER: setDither(enabled); break; |
| case GL_PRIMITIVE_RESTART_FIXED_INDEX: setPrimitiveRestart(enabled); break; |
| case GL_RASTERIZER_DISCARD: setRasterizerDiscard(enabled); break; |
| case GL_SAMPLE_MASK: |
| setSampleMaskEnabled(enabled); |
| break; |
| case GL_DEBUG_OUTPUT_SYNCHRONOUS: |
| mDebug.setOutputSynchronous(enabled); |
| break; |
| case GL_DEBUG_OUTPUT: |
| mDebug.setOutputEnabled(enabled); |
| break; |
| case GL_FRAMEBUFFER_SRGB_EXT: |
| setFramebufferSRGB(enabled); |
| break; |
| default: UNREACHABLE(); |
| } |
| } |
| |
| bool State::getEnableFeature(GLenum feature) const |
| { |
| switch (feature) |
| { |
| case GL_MULTISAMPLE_EXT: return isMultisamplingEnabled(); |
| case GL_SAMPLE_ALPHA_TO_ONE_EXT: return isSampleAlphaToOneEnabled(); |
| case GL_CULL_FACE: return isCullFaceEnabled(); |
| case GL_POLYGON_OFFSET_FILL: return isPolygonOffsetFillEnabled(); |
| case GL_SAMPLE_ALPHA_TO_COVERAGE: return isSampleAlphaToCoverageEnabled(); |
| case GL_SAMPLE_COVERAGE: return isSampleCoverageEnabled(); |
| case GL_SCISSOR_TEST: return isScissorTestEnabled(); |
| case GL_STENCIL_TEST: return isStencilTestEnabled(); |
| case GL_DEPTH_TEST: return isDepthTestEnabled(); |
| case GL_BLEND: return isBlendEnabled(); |
| case GL_DITHER: return isDitherEnabled(); |
| case GL_PRIMITIVE_RESTART_FIXED_INDEX: return isPrimitiveRestartEnabled(); |
| case GL_RASTERIZER_DISCARD: return isRasterizerDiscardEnabled(); |
| case GL_SAMPLE_MASK: |
| return isSampleMaskEnabled(); |
| case GL_DEBUG_OUTPUT_SYNCHRONOUS: |
| return mDebug.isOutputSynchronous(); |
| case GL_DEBUG_OUTPUT: |
| return mDebug.isOutputEnabled(); |
| case GL_BIND_GENERATES_RESOURCE_CHROMIUM: |
| return isBindGeneratesResourceEnabled(); |
| case GL_CLIENT_ARRAYS_ANGLE: |
| return areClientArraysEnabled(); |
| case GL_FRAMEBUFFER_SRGB_EXT: |
| return getFramebufferSRGB(); |
| case GL_ROBUST_RESOURCE_INITIALIZATION_ANGLE: |
| return mRobustResourceInit; |
| case GL_PROGRAM_CACHE_ENABLED_ANGLE: |
| return mProgramBinaryCacheEnabled; |
| |
| default: |
| UNREACHABLE(); |
| return false; |
| } |
| } |
| |
| void State::setLineWidth(GLfloat width) |
| { |
| mLineWidth = width; |
| mDirtyBits.set(DIRTY_BIT_LINE_WIDTH); |
| } |
| |
| float State::getLineWidth() const |
| { |
| return mLineWidth; |
| } |
| |
| void State::setGenerateMipmapHint(GLenum hint) |
| { |
| mGenerateMipmapHint = hint; |
| mDirtyBits.set(DIRTY_BIT_GENERATE_MIPMAP_HINT); |
| } |
| |
| void State::setFragmentShaderDerivativeHint(GLenum hint) |
| { |
| mFragmentShaderDerivativeHint = hint; |
| mDirtyBits.set(DIRTY_BIT_SHADER_DERIVATIVE_HINT); |
| // TODO: Propagate the hint to shader translator so we can write |
| // ddx, ddx_coarse, or ddx_fine depending on the hint. |
| // Ignore for now. It is valid for implementations to ignore hint. |
| } |
| |
| bool State::isBindGeneratesResourceEnabled() const |
| { |
| return mBindGeneratesResource; |
| } |
| |
| bool State::areClientArraysEnabled() const |
| { |
| return mClientArraysEnabled; |
| } |
| |
| void State::setViewportParams(GLint x, GLint y, GLsizei width, GLsizei height) |
| { |
| mViewport.x = x; |
| mViewport.y = y; |
| mViewport.width = width; |
| mViewport.height = height; |
| mDirtyBits.set(DIRTY_BIT_VIEWPORT); |
| } |
| |
| const Rectangle &State::getViewport() const |
| { |
| return mViewport; |
| } |
| |
| void State::setActiveSampler(unsigned int active) |
| { |
| mActiveSampler = active; |
| } |
| |
| unsigned int State::getActiveSampler() const |
| { |
| return static_cast<unsigned int>(mActiveSampler); |
| } |
| |
| void State::setSamplerTexture(const Context *context, GLenum type, Texture *texture) |
| { |
| mSamplerTextures[type][mActiveSampler].set(context, texture); |
| mDirtyBits.set(DIRTY_BIT_TEXTURE_BINDINGS); |
| mDirtyObjects.set(DIRTY_OBJECT_PROGRAM_TEXTURES); |
| } |
| |
| Texture *State::getTargetTexture(GLenum target) const |
| { |
| return getSamplerTexture(static_cast<unsigned int>(mActiveSampler), target); |
| } |
| |
| Texture *State::getSamplerTexture(unsigned int sampler, GLenum type) const |
| { |
| const auto it = mSamplerTextures.find(type); |
| ASSERT(it != mSamplerTextures.end()); |
| ASSERT(sampler < it->second.size()); |
| return it->second[sampler].get(); |
| } |
| |
| GLuint State::getSamplerTextureId(unsigned int sampler, GLenum type) const |
| { |
| const auto it = mSamplerTextures.find(type); |
| ASSERT(it != mSamplerTextures.end()); |
| ASSERT(sampler < it->second.size()); |
| return it->second[sampler].id(); |
| } |
| |
| void State::detachTexture(const Context *context, const TextureMap &zeroTextures, GLuint texture) |
| { |
| // Textures have a detach method on State rather than a simple |
| // removeBinding, because the zero/null texture objects are managed |
| // separately, and don't have to go through the Context's maps or |
| // the ResourceManager. |
| |
| // [OpenGL ES 2.0.24] section 3.8 page 84: |
| // If a texture object is deleted, it is as if all texture units which are bound to that texture object are |
| // rebound to texture object zero |
| |
| for (auto &bindingVec : mSamplerTextures) |
| { |
| GLenum textureType = bindingVec.first; |
| TextureBindingVector &textureVector = bindingVec.second; |
| for (BindingPointer<Texture> &binding : textureVector) |
| { |
| if (binding.id() == texture) |
| { |
| auto it = zeroTextures.find(textureType); |
| ASSERT(it != zeroTextures.end()); |
| // Zero textures are the "default" textures instead of NULL |
| binding.set(context, it->second.get()); |
| mDirtyBits.set(DIRTY_BIT_TEXTURE_BINDINGS); |
| } |
| } |
| } |
| |
| for (auto &bindingImageUnit : mImageUnits) |
| { |
| if (bindingImageUnit.texture.id() == texture) |
| { |
| bindingImageUnit.texture.set(context, nullptr); |
| bindingImageUnit.level = 0; |
| bindingImageUnit.layered = false; |
| bindingImageUnit.layer = 0; |
| bindingImageUnit.access = GL_READ_ONLY; |
| bindingImageUnit.format = GL_R32UI; |
| break; |
| } |
| } |
| |
| // [OpenGL ES 2.0.24] section 4.4 page 112: |
| // If a texture object is deleted while its image is attached to the currently bound framebuffer, then it is |
| // as if Texture2DAttachment had been called, with a texture of 0, for each attachment point to which this |
| // image was attached in the currently bound framebuffer. |
| |
| if (mReadFramebuffer && mReadFramebuffer->detachTexture(context, texture)) |
| { |
| mDirtyObjects.set(DIRTY_OBJECT_READ_FRAMEBUFFER); |
| } |
| |
| if (mDrawFramebuffer && mDrawFramebuffer->detachTexture(context, texture)) |
| { |
| mDirtyObjects.set(DIRTY_OBJECT_DRAW_FRAMEBUFFER); |
| } |
| } |
| |
| void State::initializeZeroTextures(const Context *context, const TextureMap &zeroTextures) |
| { |
| for (const auto &zeroTexture : zeroTextures) |
| { |
| auto &samplerTextureArray = mSamplerTextures[zeroTexture.first]; |
| |
| for (size_t textureUnit = 0; textureUnit < samplerTextureArray.size(); ++textureUnit) |
| { |
| samplerTextureArray[textureUnit].set(context, zeroTexture.second.get()); |
| } |
| } |
| } |
| |
| void State::setSamplerBinding(const Context *context, GLuint textureUnit, Sampler *sampler) |
| { |
| mSamplers[textureUnit].set(context, sampler); |
| mDirtyBits.set(DIRTY_BIT_SAMPLER_BINDINGS); |
| mDirtyObjects.set(DIRTY_OBJECT_PROGRAM_TEXTURES); |
| } |
| |
| GLuint State::getSamplerId(GLuint textureUnit) const |
| { |
| ASSERT(textureUnit < mSamplers.size()); |
| return mSamplers[textureUnit].id(); |
| } |
| |
| Sampler *State::getSampler(GLuint textureUnit) const |
| { |
| return mSamplers[textureUnit].get(); |
| } |
| |
| void State::detachSampler(const Context *context, GLuint sampler) |
| { |
| // [OpenGL ES 3.0.2] section 3.8.2 pages 123-124: |
| // If a sampler object that is currently bound to one or more texture units is |
| // deleted, it is as though BindSampler is called once for each texture unit to |
| // which the sampler is bound, with unit set to the texture unit and sampler set to zero. |
| for (BindingPointer<Sampler> &samplerBinding : mSamplers) |
| { |
| if (samplerBinding.id() == sampler) |
| { |
| samplerBinding.set(context, nullptr); |
| mDirtyBits.set(DIRTY_BIT_SAMPLER_BINDINGS); |
| } |
| } |
| } |
| |
| void State::setRenderbufferBinding(const Context *context, Renderbuffer *renderbuffer) |
| { |
| mRenderbuffer.set(context, renderbuffer); |
| mDirtyBits.set(DIRTY_BIT_RENDERBUFFER_BINDING); |
| } |
| |
| GLuint State::getRenderbufferId() const |
| { |
| return mRenderbuffer.id(); |
| } |
| |
| Renderbuffer *State::getCurrentRenderbuffer() const |
| { |
| return mRenderbuffer.get(); |
| } |
| |
| void State::detachRenderbuffer(const Context *context, GLuint renderbuffer) |
| { |
| // [OpenGL ES 2.0.24] section 4.4 page 109: |
| // If a renderbuffer that is currently bound to RENDERBUFFER is deleted, it is as though BindRenderbuffer |
| // had been executed with the target RENDERBUFFER and name of zero. |
| |
| if (mRenderbuffer.id() == renderbuffer) |
| { |
| setRenderbufferBinding(context, nullptr); |
| } |
| |
| // [OpenGL ES 2.0.24] section 4.4 page 111: |
| // If a renderbuffer object is deleted while its image is attached to the currently bound framebuffer, |
| // then it is as if FramebufferRenderbuffer had been called, with a renderbuffer of 0, for each attachment |
| // point to which this image was attached in the currently bound framebuffer. |
| |
| Framebuffer *readFramebuffer = mReadFramebuffer; |
| Framebuffer *drawFramebuffer = mDrawFramebuffer; |
| |
| if (readFramebuffer && readFramebuffer->detachRenderbuffer(context, renderbuffer)) |
| { |
| mDirtyObjects.set(DIRTY_OBJECT_READ_FRAMEBUFFER); |
| } |
| |
| if (drawFramebuffer && drawFramebuffer != readFramebuffer) |
| { |
| if (drawFramebuffer->detachRenderbuffer(context, renderbuffer)) |
| { |
| mDirtyObjects.set(DIRTY_OBJECT_DRAW_FRAMEBUFFER); |
| } |
| } |
| |
| } |
| |
| void State::setReadFramebufferBinding(Framebuffer *framebuffer) |
| { |
| if (mReadFramebuffer == framebuffer) |
| return; |
| |
| mReadFramebuffer = framebuffer; |
| mDirtyBits.set(DIRTY_BIT_READ_FRAMEBUFFER_BINDING); |
| |
| if (mReadFramebuffer && mReadFramebuffer->hasAnyDirtyBit()) |
| { |
| mDirtyObjects.set(DIRTY_OBJECT_READ_FRAMEBUFFER); |
| } |
| } |
| |
| void State::setDrawFramebufferBinding(Framebuffer *framebuffer) |
| { |
| if (mDrawFramebuffer == framebuffer) |
| return; |
| |
| mDrawFramebuffer = framebuffer; |
| mDirtyBits.set(DIRTY_BIT_DRAW_FRAMEBUFFER_BINDING); |
| |
| if (mDrawFramebuffer && mDrawFramebuffer->hasAnyDirtyBit()) |
| { |
| mDirtyObjects.set(DIRTY_OBJECT_DRAW_FRAMEBUFFER); |
| } |
| } |
| |
| Framebuffer *State::getTargetFramebuffer(GLenum target) const |
| { |
| switch (target) |
| { |
| case GL_READ_FRAMEBUFFER_ANGLE: |
| return mReadFramebuffer; |
| case GL_DRAW_FRAMEBUFFER_ANGLE: |
| case GL_FRAMEBUFFER: |
| return mDrawFramebuffer; |
| default: |
| UNREACHABLE(); |
| return nullptr; |
| } |
| } |
| |
| Framebuffer *State::getReadFramebuffer() const |
| { |
| return mReadFramebuffer; |
| } |
| |
| Framebuffer *State::getDrawFramebuffer() const |
| { |
| return mDrawFramebuffer; |
| } |
| |
| bool State::removeReadFramebufferBinding(GLuint framebuffer) |
| { |
| if (mReadFramebuffer != nullptr && |
| mReadFramebuffer->id() == framebuffer) |
| { |
| setReadFramebufferBinding(nullptr); |
| return true; |
| } |
| |
| return false; |
| } |
| |
| bool State::removeDrawFramebufferBinding(GLuint framebuffer) |
| { |
| if (mReadFramebuffer != nullptr && |
| mDrawFramebuffer->id() == framebuffer) |
| { |
| setDrawFramebufferBinding(nullptr); |
| return true; |
| } |
| |
| return false; |
| } |
| |
| void State::setVertexArrayBinding(VertexArray *vertexArray) |
| { |
| mVertexArray = vertexArray; |
| mDirtyBits.set(DIRTY_BIT_VERTEX_ARRAY_BINDING); |
| |
| if (mVertexArray && mVertexArray->hasAnyDirtyBit()) |
| { |
| mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| } |
| } |
| |
| GLuint State::getVertexArrayId() const |
| { |
| ASSERT(mVertexArray != nullptr); |
| return mVertexArray->id(); |
| } |
| |
| VertexArray *State::getVertexArray() const |
| { |
| ASSERT(mVertexArray != nullptr); |
| return mVertexArray; |
| } |
| |
| bool State::removeVertexArrayBinding(GLuint vertexArray) |
| { |
| if (mVertexArray->id() == vertexArray) |
| { |
| mVertexArray = nullptr; |
| mDirtyBits.set(DIRTY_BIT_VERTEX_ARRAY_BINDING); |
| mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| return true; |
| } |
| |
| return false; |
| } |
| |
| void State::bindVertexBuffer(const Context *context, |
| GLuint bindingIndex, |
| Buffer *boundBuffer, |
| GLintptr offset, |
| GLsizei stride) |
| { |
| getVertexArray()->bindVertexBuffer(context, bindingIndex, boundBuffer, offset, stride); |
| mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| } |
| |
| void State::setVertexAttribBinding(const Context *context, GLuint attribIndex, GLuint bindingIndex) |
| { |
| getVertexArray()->setVertexAttribBinding(context, attribIndex, bindingIndex); |
| mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| } |
| |
| void State::setVertexAttribFormat(GLuint attribIndex, |
| GLint size, |
| GLenum type, |
| bool normalized, |
| bool pureInteger, |
| GLuint relativeOffset) |
| { |
| getVertexArray()->setVertexAttribFormat(attribIndex, size, type, normalized, pureInteger, |
| relativeOffset); |
| mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| } |
| |
| void State::setVertexBindingDivisor(GLuint bindingIndex, GLuint divisor) |
| { |
| getVertexArray()->setVertexBindingDivisor(bindingIndex, divisor); |
| mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| } |
| |
| void State::setProgram(const Context *context, Program *newProgram) |
| { |
| if (mProgram != newProgram) |
| { |
| if (mProgram) |
| { |
| mProgram->release(context); |
| } |
| |
| mProgram = newProgram; |
| |
| if (mProgram) |
| { |
| newProgram->addRef(); |
| mDirtyObjects.set(DIRTY_OBJECT_PROGRAM_TEXTURES); |
| } |
| mDirtyBits.set(DIRTY_BIT_PROGRAM_EXECUTABLE); |
| mDirtyBits.set(DIRTY_BIT_PROGRAM_BINDING); |
| } |
| } |
| |
| Program *State::getProgram() const |
| { |
| return mProgram; |
| } |
| |
| void State::setTransformFeedbackBinding(const Context *context, |
| TransformFeedback *transformFeedback) |
| { |
| mTransformFeedback.set(context, transformFeedback); |
| mDirtyBits.set(DIRTY_BIT_TRANSFORM_FEEDBACK_BINDING); |
| } |
| |
| TransformFeedback *State::getCurrentTransformFeedback() const |
| { |
| return mTransformFeedback.get(); |
| } |
| |
| bool State::isTransformFeedbackActiveUnpaused() const |
| { |
| TransformFeedback *curTransformFeedback = getCurrentTransformFeedback(); |
| return curTransformFeedback && curTransformFeedback->isActive() && !curTransformFeedback->isPaused(); |
| } |
| |
| bool State::removeTransformFeedbackBinding(const Context *context, GLuint transformFeedback) |
| { |
| if (mTransformFeedback.id() == transformFeedback) |
| { |
| mTransformFeedback.set(context, nullptr); |
| return true; |
| } |
| |
| return false; |
| } |
| |
| void State::setProgramPipelineBinding(const Context *context, ProgramPipeline *pipeline) |
| { |
| mProgramPipeline.set(context, pipeline); |
| } |
| |
| void State::detachProgramPipeline(const Context *context, GLuint pipeline) |
| { |
| mProgramPipeline.set(context, nullptr); |
| } |
| |
| bool State::isQueryActive(const GLenum type) const |
| { |
| for (auto &iter : mActiveQueries) |
| { |
| const Query *query = iter.second.get(); |
| if (query != nullptr && ActiveQueryType(query->getType()) == ActiveQueryType(type)) |
| { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| bool State::isQueryActive(Query *query) const |
| { |
| for (auto &iter : mActiveQueries) |
| { |
| if (iter.second.get() == query) |
| { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| void State::setActiveQuery(const Context *context, GLenum target, Query *query) |
| { |
| mActiveQueries[target].set(context, query); |
| } |
| |
| GLuint State::getActiveQueryId(GLenum target) const |
| { |
| const Query *query = getActiveQuery(target); |
| return (query ? query->id() : 0u); |
| } |
| |
| Query *State::getActiveQuery(GLenum target) const |
| { |
| const auto it = mActiveQueries.find(target); |
| |
| // All query types should already exist in the activeQueries map |
| ASSERT(it != mActiveQueries.end()); |
| |
| return it->second.get(); |
| } |
| |
| void State::setBufferBinding(const Context *context, BufferBinding target, Buffer *buffer) |
| { |
| switch (target) |
| { |
| case BufferBinding::PixelPack: |
| mBoundBuffers[target].set(context, buffer); |
| mDirtyBits.set(DIRTY_BIT_PACK_BUFFER_BINDING); |
| break; |
| case BufferBinding::PixelUnpack: |
| mBoundBuffers[target].set(context, buffer); |
| mDirtyBits.set(DIRTY_BIT_UNPACK_BUFFER_BINDING); |
| break; |
| case BufferBinding::DrawIndirect: |
| mBoundBuffers[target].set(context, buffer); |
| mDirtyBits.set(DIRTY_BIT_DRAW_INDIRECT_BUFFER_BINDING); |
| break; |
| case BufferBinding::DispatchIndirect: |
| mBoundBuffers[target].set(context, buffer); |
| mDirtyBits.set(DIRTY_BIT_DISPATCH_INDIRECT_BUFFER_BINDING); |
| break; |
| case BufferBinding::TransformFeedback: |
| if (mTransformFeedback.get() != nullptr) |
| { |
| mTransformFeedback->bindGenericBuffer(context, buffer); |
| } |
| break; |
| case BufferBinding::ElementArray: |
| getVertexArray()->setElementArrayBuffer(context, buffer); |
| mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| break; |
| case BufferBinding::ShaderStorage: |
| mBoundBuffers[target].set(context, buffer); |
| mDirtyBits.set(DIRTY_BIT_SHADER_STORAGE_BUFFER_BINDING); |
| break; |
| default: |
| mBoundBuffers[target].set(context, buffer); |
| break; |
| } |
| } |
| void State::setIndexedBufferBinding(const Context *context, |
| BufferBinding target, |
| GLuint index, |
| Buffer *buffer, |
| GLintptr offset, |
| GLsizeiptr size) |
| { |
| setBufferBinding(context, target, buffer); |
| |
| switch (target) |
| { |
| case BufferBinding::TransformFeedback: |
| mTransformFeedback->bindIndexedBuffer(context, index, buffer, offset, size); |
| break; |
| case BufferBinding::Uniform: |
| mUniformBuffers[index].set(context, buffer, offset, size); |
| mDirtyBits.set(DIRTY_BIT_UNIFORM_BUFFER_BINDINGS); |
| break; |
| case BufferBinding::AtomicCounter: |
| mAtomicCounterBuffers[index].set(context, buffer, offset, size); |
| break; |
| case BufferBinding::ShaderStorage: |
| mShaderStorageBuffers[index].set(context, buffer, offset, size); |
| break; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| const OffsetBindingPointer<Buffer> &State::getIndexedUniformBuffer(size_t index) const |
| { |
| ASSERT(static_cast<size_t>(index) < mUniformBuffers.size()); |
| return mUniformBuffers[index]; |
| } |
| |
| const OffsetBindingPointer<Buffer> &State::getIndexedAtomicCounterBuffer(size_t index) const |
| { |
| ASSERT(static_cast<size_t>(index) < mAtomicCounterBuffers.size()); |
| return mAtomicCounterBuffers[index]; |
| } |
| |
| const OffsetBindingPointer<Buffer> &State::getIndexedShaderStorageBuffer(size_t index) const |
| { |
| ASSERT(static_cast<size_t>(index) < mShaderStorageBuffers.size()); |
| return mShaderStorageBuffers[index]; |
| } |
| |
| Buffer *State::getTargetBuffer(BufferBinding target) const |
| { |
| switch (target) |
| { |
| case BufferBinding::ElementArray: |
| return getVertexArray()->getElementArrayBuffer().get(); |
| case BufferBinding::TransformFeedback: |
| return mTransformFeedback->getGenericBuffer().get(); |
| default: |
| return mBoundBuffers[target].get(); |
| } |
| } |
| |
| void State::detachBuffer(const Context *context, GLuint bufferName) |
| { |
| for (auto &buffer : mBoundBuffers) |
| { |
| if (buffer.id() == bufferName) |
| { |
| buffer.set(context, nullptr); |
| } |
| } |
| |
| TransformFeedback *curTransformFeedback = getCurrentTransformFeedback(); |
| if (curTransformFeedback) |
| { |
| curTransformFeedback->detachBuffer(context, bufferName); |
| } |
| |
| getVertexArray()->detachBuffer(context, bufferName); |
| } |
| |
| void State::setEnableVertexAttribArray(unsigned int attribNum, bool enabled) |
| { |
| getVertexArray()->enableAttribute(attribNum, enabled); |
| mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| } |
| |
| void State::setVertexAttribf(GLuint index, const GLfloat values[4]) |
| { |
| ASSERT(static_cast<size_t>(index) < mVertexAttribCurrentValues.size()); |
| mVertexAttribCurrentValues[index].setFloatValues(values); |
| mDirtyBits.set(DIRTY_BIT_CURRENT_VALUES); |
| mDirtyCurrentValues.set(index); |
| mCurrentValuesTypeMask.setIndex(GL_FLOAT, index); |
| } |
| |
| void State::setVertexAttribu(GLuint index, const GLuint values[4]) |
| { |
| ASSERT(static_cast<size_t>(index) < mVertexAttribCurrentValues.size()); |
| mVertexAttribCurrentValues[index].setUnsignedIntValues(values); |
| mDirtyBits.set(DIRTY_BIT_CURRENT_VALUES); |
| mDirtyCurrentValues.set(index); |
| mCurrentValuesTypeMask.setIndex(GL_UNSIGNED_INT, index); |
| } |
| |
| void State::setVertexAttribi(GLuint index, const GLint values[4]) |
| { |
| ASSERT(static_cast<size_t>(index) < mVertexAttribCurrentValues.size()); |
| mVertexAttribCurrentValues[index].setIntValues(values); |
| mDirtyBits.set(DIRTY_BIT_CURRENT_VALUES); |
| mDirtyCurrentValues.set(index); |
| mCurrentValuesTypeMask.setIndex(GL_INT, index); |
| } |
| |
| void State::setVertexAttribPointer(const Context *context, |
| unsigned int attribNum, |
| Buffer *boundBuffer, |
| GLint size, |
| GLenum type, |
| bool normalized, |
| bool pureInteger, |
| GLsizei stride, |
| const void *pointer) |
| { |
| getVertexArray()->setVertexAttribPointer(context, attribNum, boundBuffer, size, type, |
| normalized, pureInteger, stride, pointer); |
| mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| } |
| |
| void State::setVertexAttribDivisor(const Context *context, GLuint index, GLuint divisor) |
| { |
| getVertexArray()->setVertexAttribDivisor(context, index, divisor); |
| mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| } |
| |
| const VertexAttribCurrentValueData &State::getVertexAttribCurrentValue(size_t attribNum) const |
| { |
| ASSERT(attribNum < mVertexAttribCurrentValues.size()); |
| return mVertexAttribCurrentValues[attribNum]; |
| } |
| |
| const std::vector<VertexAttribCurrentValueData> &State::getVertexAttribCurrentValues() const |
| { |
| return mVertexAttribCurrentValues; |
| } |
| |
| const void *State::getVertexAttribPointer(unsigned int attribNum) const |
| { |
| return getVertexArray()->getVertexAttribute(attribNum).pointer; |
| } |
| |
| void State::setPackAlignment(GLint alignment) |
| { |
| mPack.alignment = alignment; |
| mDirtyBits.set(DIRTY_BIT_PACK_STATE); |
| } |
| |
| GLint State::getPackAlignment() const |
| { |
| return mPack.alignment; |
| } |
| |
| void State::setPackReverseRowOrder(bool reverseRowOrder) |
| { |
| mPack.reverseRowOrder = reverseRowOrder; |
| mDirtyBits.set(DIRTY_BIT_PACK_STATE); |
| } |
| |
| bool State::getPackReverseRowOrder() const |
| { |
| return mPack.reverseRowOrder; |
| } |
| |
| void State::setPackRowLength(GLint rowLength) |
| { |
| mPack.rowLength = rowLength; |
| mDirtyBits.set(DIRTY_BIT_PACK_STATE); |
| } |
| |
| GLint State::getPackRowLength() const |
| { |
| return mPack.rowLength; |
| } |
| |
| void State::setPackSkipRows(GLint skipRows) |
| { |
| mPack.skipRows = skipRows; |
| mDirtyBits.set(DIRTY_BIT_PACK_STATE); |
| } |
| |
| GLint State::getPackSkipRows() const |
| { |
| return mPack.skipRows; |
| } |
| |
| void State::setPackSkipPixels(GLint skipPixels) |
| { |
| mPack.skipPixels = skipPixels; |
| mDirtyBits.set(DIRTY_BIT_PACK_STATE); |
| } |
| |
| GLint State::getPackSkipPixels() const |
| { |
| return mPack.skipPixels; |
| } |
| |
| const PixelPackState &State::getPackState() const |
| { |
| return mPack; |
| } |
| |
| PixelPackState &State::getPackState() |
| { |
| return mPack; |
| } |
| |
| void State::setUnpackAlignment(GLint alignment) |
| { |
| mUnpack.alignment = alignment; |
| mDirtyBits.set(DIRTY_BIT_UNPACK_STATE); |
| } |
| |
| GLint State::getUnpackAlignment() const |
| { |
| return mUnpack.alignment; |
| } |
| |
| void State::setUnpackRowLength(GLint rowLength) |
| { |
| mUnpack.rowLength = rowLength; |
| mDirtyBits.set(DIRTY_BIT_UNPACK_STATE); |
| } |
| |
| GLint State::getUnpackRowLength() const |
| { |
| return mUnpack.rowLength; |
| } |
| |
| void State::setUnpackImageHeight(GLint imageHeight) |
| { |
| mUnpack.imageHeight = imageHeight; |
| mDirtyBits.set(DIRTY_BIT_UNPACK_STATE); |
| } |
| |
| GLint State::getUnpackImageHeight() const |
| { |
| return mUnpack.imageHeight; |
| } |
| |
| void State::setUnpackSkipImages(GLint skipImages) |
| { |
| mUnpack.skipImages = skipImages; |
| mDirtyBits.set(DIRTY_BIT_UNPACK_STATE); |
| } |
| |
| GLint State::getUnpackSkipImages() const |
| { |
| return mUnpack.skipImages; |
| } |
| |
| void State::setUnpackSkipRows(GLint skipRows) |
| { |
| mUnpack.skipRows = skipRows; |
| mDirtyBits.set(DIRTY_BIT_UNPACK_STATE); |
| } |
| |
| GLint State::getUnpackSkipRows() const |
| { |
| return mUnpack.skipRows; |
| } |
| |
| void State::setUnpackSkipPixels(GLint skipPixels) |
| { |
| mUnpack.skipPixels = skipPixels; |
| mDirtyBits.set(DIRTY_BIT_UNPACK_STATE); |
| } |
| |
| GLint State::getUnpackSkipPixels() const |
| { |
| return mUnpack.skipPixels; |
| } |
| |
| const PixelUnpackState &State::getUnpackState() const |
| { |
| return mUnpack; |
| } |
| |
| PixelUnpackState &State::getUnpackState() |
| { |
| return mUnpack; |
| } |
| |
| const Debug &State::getDebug() const |
| { |
| return mDebug; |
| } |
| |
| Debug &State::getDebug() |
| { |
| return mDebug; |
| } |
| |
| void State::setCoverageModulation(GLenum components) |
| { |
| mCoverageModulation = components; |
| mDirtyBits.set(DIRTY_BIT_COVERAGE_MODULATION); |
| } |
| |
| GLenum State::getCoverageModulation() const |
| { |
| return mCoverageModulation; |
| } |
| |
| void State::loadPathRenderingMatrix(GLenum matrixMode, const GLfloat *matrix) |
| { |
| if (matrixMode == GL_PATH_MODELVIEW_CHROMIUM) |
| { |
| memcpy(mPathMatrixMV, matrix, 16 * sizeof(GLfloat)); |
| mDirtyBits.set(DIRTY_BIT_PATH_RENDERING_MATRIX_MV); |
| } |
| else if (matrixMode == GL_PATH_PROJECTION_CHROMIUM) |
| { |
| memcpy(mPathMatrixProj, matrix, 16 * sizeof(GLfloat)); |
| mDirtyBits.set(DIRTY_BIT_PATH_RENDERING_MATRIX_PROJ); |
| } |
| else |
| { |
| UNREACHABLE(); |
| } |
| } |
| |
| const GLfloat *State::getPathRenderingMatrix(GLenum which) const |
| { |
| if (which == GL_PATH_MODELVIEW_MATRIX_CHROMIUM) |
| { |
| return mPathMatrixMV; |
| } |
| else if (which == GL_PATH_PROJECTION_MATRIX_CHROMIUM) |
| { |
| return mPathMatrixProj; |
| } |
| |
| UNREACHABLE(); |
| return nullptr; |
| } |
| |
| void State::setPathStencilFunc(GLenum func, GLint ref, GLuint mask) |
| { |
| mPathStencilFunc = func; |
| mPathStencilRef = ref; |
| mPathStencilMask = mask; |
| mDirtyBits.set(DIRTY_BIT_PATH_RENDERING_STENCIL_STATE); |
| } |
| |
| GLenum State::getPathStencilFunc() const |
| { |
| return mPathStencilFunc; |
| } |
| |
| GLint State::getPathStencilRef() const |
| { |
| return mPathStencilRef; |
| } |
| |
| GLuint State::getPathStencilMask() const |
| { |
| return mPathStencilMask; |
| } |
| |
| void State::setFramebufferSRGB(bool sRGB) |
| { |
| mFramebufferSRGB = sRGB; |
| mDirtyBits.set(DIRTY_BIT_FRAMEBUFFER_SRGB); |
| } |
| |
| bool State::getFramebufferSRGB() const |
| { |
| return mFramebufferSRGB; |
| } |
| |
| void State::getBooleanv(GLenum pname, GLboolean *params) |
| { |
| switch (pname) |
| { |
| case GL_SAMPLE_COVERAGE_INVERT: *params = mSampleCoverageInvert; break; |
| case GL_DEPTH_WRITEMASK: *params = mDepthStencil.depthMask; break; |
| case GL_COLOR_WRITEMASK: |
| params[0] = mBlend.colorMaskRed; |
| params[1] = mBlend.colorMaskGreen; |
| params[2] = mBlend.colorMaskBlue; |
| params[3] = mBlend.colorMaskAlpha; |
| break; |
| case GL_CULL_FACE: |
| *params = mRasterizer.cullFace; |
| break; |
| case GL_POLYGON_OFFSET_FILL: *params = mRasterizer.polygonOffsetFill; break; |
| case GL_SAMPLE_ALPHA_TO_COVERAGE: *params = mBlend.sampleAlphaToCoverage; break; |
| case GL_SAMPLE_COVERAGE: *params = mSampleCoverage; break; |
| case GL_SAMPLE_MASK: |
| *params = mSampleMask; |
| break; |
| case GL_SCISSOR_TEST: *params = mScissorTest; break; |
| case GL_STENCIL_TEST: *params = mDepthStencil.stencilTest; break; |
| case GL_DEPTH_TEST: *params = mDepthStencil.depthTest; break; |
| case GL_BLEND: *params = mBlend.blend; break; |
| case GL_DITHER: *params = mBlend.dither; break; |
| case GL_TRANSFORM_FEEDBACK_ACTIVE: *params = getCurrentTransformFeedback()->isActive() ? GL_TRUE : GL_FALSE; break; |
| case GL_TRANSFORM_FEEDBACK_PAUSED: *params = getCurrentTransformFeedback()->isPaused() ? GL_TRUE : GL_FALSE; break; |
| case GL_PRIMITIVE_RESTART_FIXED_INDEX: |
| *params = mPrimitiveRestart; |
| break; |
| case GL_RASTERIZER_DISCARD: |
| *params = isRasterizerDiscardEnabled() ? GL_TRUE : GL_FALSE; |
| break; |
| case GL_DEBUG_OUTPUT_SYNCHRONOUS: |
| *params = mDebug.isOutputSynchronous() ? GL_TRUE : GL_FALSE; |
| break; |
| case GL_DEBUG_OUTPUT: |
| *params = mDebug.isOutputEnabled() ? GL_TRUE : GL_FALSE; |
| break; |
| case GL_MULTISAMPLE_EXT: |
| *params = mMultiSampling; |
| break; |
| case GL_SAMPLE_ALPHA_TO_ONE_EXT: |
| *params = mSampleAlphaToOne; |
| break; |
| case GL_BIND_GENERATES_RESOURCE_CHROMIUM: |
| *params = isBindGeneratesResourceEnabled() ? GL_TRUE : GL_FALSE; |
| break; |
| case GL_CLIENT_ARRAYS_ANGLE: |
| *params = areClientArraysEnabled() ? GL_TRUE : GL_FALSE; |
| break; |
| case GL_FRAMEBUFFER_SRGB_EXT: |
| *params = getFramebufferSRGB() ? GL_TRUE : GL_FALSE; |
| break; |
| case GL_ROBUST_RESOURCE_INITIALIZATION_ANGLE: |
| *params = mRobustResourceInit ? GL_TRUE : GL_FALSE; |
| break; |
| case GL_PROGRAM_CACHE_ENABLED_ANGLE: |
| *params = mProgramBinaryCacheEnabled ? GL_TRUE : GL_FALSE; |
| break; |
| |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| void State::getFloatv(GLenum pname, GLfloat *params) |
| { |
| // Please note: DEPTH_CLEAR_VALUE is included in our internal getFloatv implementation |
| // because it is stored as a float, despite the fact that the GL ES 2.0 spec names |
| // GetIntegerv as its native query function. As it would require conversion in any |
| // case, this should make no difference to the calling application. |
| switch (pname) |
| { |
| case GL_LINE_WIDTH: *params = mLineWidth; break; |
| case GL_SAMPLE_COVERAGE_VALUE: *params = mSampleCoverageValue; break; |
| case GL_DEPTH_CLEAR_VALUE: *params = mDepthClearValue; break; |
| case GL_POLYGON_OFFSET_FACTOR: *params = mRasterizer.polygonOffsetFactor; break; |
| case GL_POLYGON_OFFSET_UNITS: *params = mRasterizer.polygonOffsetUnits; break; |
| case GL_DEPTH_RANGE: |
| params[0] = mNearZ; |
| params[1] = mFarZ; |
| break; |
| case GL_COLOR_CLEAR_VALUE: |
| params[0] = mColorClearValue.red; |
| params[1] = mColorClearValue.green; |
| params[2] = mColorClearValue.blue; |
| params[3] = mColorClearValue.alpha; |
| break; |
| case GL_BLEND_COLOR: |
| params[0] = mBlendColor.red; |
| params[1] = mBlendColor.green; |
| params[2] = mBlendColor.blue; |
| params[3] = mBlendColor.alpha; |
| break; |
| case GL_MULTISAMPLE_EXT: |
| *params = static_cast<GLfloat>(mMultiSampling); |
| break; |
| case GL_SAMPLE_ALPHA_TO_ONE_EXT: |
| *params = static_cast<GLfloat>(mSampleAlphaToOne); |
| break; |
| case GL_COVERAGE_MODULATION_CHROMIUM: |
| params[0] = static_cast<GLfloat>(mCoverageModulation); |
| break; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| void State::getIntegerv(const Context *context, GLenum pname, GLint *params) |
| { |
| if (pname >= GL_DRAW_BUFFER0_EXT && pname <= GL_DRAW_BUFFER15_EXT) |
| { |
| unsigned int colorAttachment = (pname - GL_DRAW_BUFFER0_EXT); |
| ASSERT(colorAttachment < mMaxDrawBuffers); |
| Framebuffer *framebuffer = mDrawFramebuffer; |
| *params = framebuffer->getDrawBufferState(colorAttachment); |
| return; |
| } |
| |
| // Please note: DEPTH_CLEAR_VALUE is not included in our internal getIntegerv implementation |
| // because it is stored as a float, despite the fact that the GL ES 2.0 spec names |
| // GetIntegerv as its native query function. As it would require conversion in any |
| // case, this should make no difference to the calling application. You may find it in |
| // State::getFloatv. |
| switch (pname) |
| { |
| case GL_ARRAY_BUFFER_BINDING: |
| *params = mBoundBuffers[BufferBinding::Array].id(); |
| break; |
| case GL_DRAW_INDIRECT_BUFFER_BINDING: |
| *params = mBoundBuffers[BufferBinding::DrawIndirect].id(); |
| break; |
| case GL_ELEMENT_ARRAY_BUFFER_BINDING: |
| *params = getVertexArray()->getElementArrayBuffer().id(); |
| break; |
| //case GL_FRAMEBUFFER_BINDING: // now equivalent to GL_DRAW_FRAMEBUFFER_BINDING_ANGLE |
| case GL_DRAW_FRAMEBUFFER_BINDING_ANGLE: *params = mDrawFramebuffer->id(); break; |
| case GL_READ_FRAMEBUFFER_BINDING_ANGLE: *params = mReadFramebuffer->id(); break; |
| case GL_RENDERBUFFER_BINDING: *params = mRenderbuffer.id(); break; |
| case GL_VERTEX_ARRAY_BINDING: *params = mVertexArray->id(); break; |
| case GL_CURRENT_PROGRAM: *params = mProgram ? mProgram->id() : 0; break; |
| case GL_PACK_ALIGNMENT: *params = mPack.alignment; break; |
| case GL_PACK_REVERSE_ROW_ORDER_ANGLE: *params = mPack.reverseRowOrder; break; |
| case GL_PACK_ROW_LENGTH: |
| *params = mPack.rowLength; |
| break; |
| case GL_PACK_SKIP_ROWS: |
| *params = mPack.skipRows; |
| break; |
| case GL_PACK_SKIP_PIXELS: |
| *params = mPack.skipPixels; |
| break; |
| case GL_UNPACK_ALIGNMENT: *params = mUnpack.alignment; break; |
| case GL_UNPACK_ROW_LENGTH: *params = mUnpack.rowLength; break; |
| case GL_UNPACK_IMAGE_HEIGHT: |
| *params = mUnpack.imageHeight; |
| break; |
| case GL_UNPACK_SKIP_IMAGES: |
| *params = mUnpack.skipImages; |
| break; |
| case GL_UNPACK_SKIP_ROWS: |
| *params = mUnpack.skipRows; |
| break; |
| case GL_UNPACK_SKIP_PIXELS: |
| *params = mUnpack.skipPixels; |
| break; |
| case GL_GENERATE_MIPMAP_HINT: *params = mGenerateMipmapHint; break; |
| case GL_FRAGMENT_SHADER_DERIVATIVE_HINT_OES: *params = mFragmentShaderDerivativeHint; break; |
| case GL_ACTIVE_TEXTURE: |
| *params = (static_cast<GLint>(mActiveSampler) + GL_TEXTURE0); |
| break; |
| case GL_STENCIL_FUNC: *params = mDepthStencil.stencilFunc; break; |
| case GL_STENCIL_REF: *params = mStencilRef; break; |
| case GL_STENCIL_VALUE_MASK: |
| *params = CastMaskValue(context, mDepthStencil.stencilMask); |
| break; |
| case GL_STENCIL_BACK_FUNC: *params = mDepthStencil.stencilBackFunc; break; |
| case GL_STENCIL_BACK_REF: *params = mStencilBackRef; break; |
| case GL_STENCIL_BACK_VALUE_MASK: |
| *params = CastMaskValue(context, mDepthStencil.stencilBackMask); |
| break; |
| case GL_STENCIL_FAIL: *params = mDepthStencil.stencilFail; break; |
| case GL_STENCIL_PASS_DEPTH_FAIL: *params = mDepthStencil.stencilPassDepthFail; break; |
| case GL_STENCIL_PASS_DEPTH_PASS: *params = mDepthStencil.stencilPassDepthPass; break; |
| case GL_STENCIL_BACK_FAIL: *params = mDepthStencil.stencilBackFail; break; |
| case GL_STENCIL_BACK_PASS_DEPTH_FAIL: *params = mDepthStencil.stencilBackPassDepthFail; break; |
| case GL_STENCIL_BACK_PASS_DEPTH_PASS: *params = mDepthStencil.stencilBackPassDepthPass; break; |
| case GL_DEPTH_FUNC: *params = mDepthStencil.depthFunc; break; |
| case GL_BLEND_SRC_RGB: *params = mBlend.sourceBlendRGB; break; |
| case GL_BLEND_SRC_ALPHA: *params = mBlend.sourceBlendAlpha; break; |
| case GL_BLEND_DST_RGB: *params = mBlend.destBlendRGB; break; |
| case GL_BLEND_DST_ALPHA: *params = mBlend.destBlendAlpha; break; |
| case GL_BLEND_EQUATION_RGB: *params = mBlend.blendEquationRGB; break; |
| case GL_BLEND_EQUATION_ALPHA: *params = mBlend.blendEquationAlpha; break; |
| case GL_STENCIL_WRITEMASK: |
| *params = CastMaskValue(context, mDepthStencil.stencilWritemask); |
| break; |
| case GL_STENCIL_BACK_WRITEMASK: |
| *params = CastMaskValue(context, mDepthStencil.stencilBackWritemask); |
| break; |
| case GL_STENCIL_CLEAR_VALUE: *params = mStencilClearValue; break; |
| case GL_IMPLEMENTATION_COLOR_READ_TYPE: |
| *params = mReadFramebuffer->getImplementationColorReadType(context); |
| break; |
| case GL_IMPLEMENTATION_COLOR_READ_FORMAT: |
| *params = mReadFramebuffer->getImplementationColorReadFormat(context); |
| break; |
| case GL_SAMPLE_BUFFERS: |
| case GL_SAMPLES: |
| { |
| Framebuffer *framebuffer = mDrawFramebuffer; |
| if (framebuffer->checkStatus(context) == GL_FRAMEBUFFER_COMPLETE) |
| { |
| switch (pname) |
| { |
| case GL_SAMPLE_BUFFERS: |
| if (framebuffer->getSamples(context) != 0) |
| { |
| *params = 1; |
| } |
| else |
| { |
| *params = 0; |
| } |
| break; |
| case GL_SAMPLES: |
| *params = framebuffer->getSamples(context); |
| break; |
| } |
| } |
| else |
| { |
| *params = 0; |
| } |
| } |
| break; |
| case GL_VIEWPORT: |
| params[0] = mViewport.x; |
| params[1] = mViewport.y; |
| params[2] = mViewport.width; |
| params[3] = mViewport.height; |
| break; |
| case GL_SCISSOR_BOX: |
| params[0] = mScissor.x; |
| params[1] = mScissor.y; |
| params[2] = mScissor.width; |
| params[3] = mScissor.height; |
| break; |
| case GL_CULL_FACE_MODE: |
| *params = ToGLenum(mRasterizer.cullMode); |
| break; |
| case GL_FRONT_FACE: |
| *params = mRasterizer.frontFace; |
| break; |
| case GL_RED_BITS: |
| case GL_GREEN_BITS: |
| case GL_BLUE_BITS: |
| case GL_ALPHA_BITS: |
| { |
| Framebuffer *framebuffer = getDrawFramebuffer(); |
| const FramebufferAttachment *colorbuffer = framebuffer->getFirstColorbuffer(); |
| |
| if (colorbuffer) |
| { |
| switch (pname) |
| { |
| case GL_RED_BITS: *params = colorbuffer->getRedSize(); break; |
| case GL_GREEN_BITS: *params = colorbuffer->getGreenSize(); break; |
| case GL_BLUE_BITS: *params = colorbuffer->getBlueSize(); break; |
| case GL_ALPHA_BITS: *params = colorbuffer->getAlphaSize(); break; |
| } |
| } |
| else |
| { |
| *params = 0; |
| } |
| } |
| break; |
| case GL_DEPTH_BITS: |
| { |
| const Framebuffer *framebuffer = getDrawFramebuffer(); |
| const FramebufferAttachment *depthbuffer = framebuffer->getDepthbuffer(); |
| |
| if (depthbuffer) |
| { |
| *params = depthbuffer->getDepthSize(); |
| } |
| else |
| { |
| *params = 0; |
| } |
| } |
| break; |
| case GL_STENCIL_BITS: |
| { |
| const Framebuffer *framebuffer = getDrawFramebuffer(); |
| const FramebufferAttachment *stencilbuffer = framebuffer->getStencilbuffer(); |
| |
| if (stencilbuffer) |
| { |
| *params = stencilbuffer->getStencilSize(); |
| } |
| else |
| { |
| *params = 0; |
| } |
| } |
| break; |
| case GL_TEXTURE_BINDING_2D: |
| ASSERT(mActiveSampler < mMaxCombinedTextureImageUnits); |
| *params = getSamplerTextureId(static_cast<unsigned int>(mActiveSampler), GL_TEXTURE_2D); |
| break; |
| case GL_TEXTURE_BINDING_RECTANGLE_ANGLE: |
| ASSERT(mActiveSampler < mMaxCombinedTextureImageUnits); |
| *params = getSamplerTextureId(static_cast<unsigned int>(mActiveSampler), |
| GL_TEXTURE_RECTANGLE_ANGLE); |
| break; |
| case GL_TEXTURE_BINDING_CUBE_MAP: |
| ASSERT(mActiveSampler < mMaxCombinedTextureImageUnits); |
| *params = |
| getSamplerTextureId(static_cast<unsigned int>(mActiveSampler), GL_TEXTURE_CUBE_MAP); |
| break; |
| case GL_TEXTURE_BINDING_3D: |
| ASSERT(mActiveSampler < mMaxCombinedTextureImageUnits); |
| *params = getSamplerTextureId(static_cast<unsigned int>(mActiveSampler), GL_TEXTURE_3D); |
| break; |
| case GL_TEXTURE_BINDING_2D_ARRAY: |
| ASSERT(mActiveSampler < mMaxCombinedTextureImageUnits); |
| *params = |
| getSamplerTextureId(static_cast<unsigned int>(mActiveSampler), GL_TEXTURE_2D_ARRAY); |
| break; |
| case GL_TEXTURE_BINDING_2D_MULTISAMPLE: |
| ASSERT(mActiveSampler < mMaxCombinedTextureImageUnits); |
| *params = getSamplerTextureId(static_cast<unsigned int>(mActiveSampler), |
| GL_TEXTURE_2D_MULTISAMPLE); |
| break; |
| case GL_TEXTURE_BINDING_EXTERNAL_OES: |
| ASSERT(mActiveSampler < mMaxCombinedTextureImageUnits); |
| *params = getSamplerTextureId(static_cast<unsigned int>(mActiveSampler), |
| GL_TEXTURE_EXTERNAL_OES); |
| break; |
| case GL_UNIFORM_BUFFER_BINDING: |
| *params = mBoundBuffers[BufferBinding::Uniform].id(); |
| break; |
| case GL_TRANSFORM_FEEDBACK_BINDING: |
| *params = mTransformFeedback.id(); |
| break; |
| case GL_TRANSFORM_FEEDBACK_BUFFER_BINDING: |
| ASSERT(mTransformFeedback.get() != nullptr); |
| *params = mTransformFeedback->getGenericBuffer().id(); |
| break; |
| case GL_COPY_READ_BUFFER_BINDING: |
| *params = mBoundBuffers[BufferBinding::CopyRead].id(); |
| break; |
| case GL_COPY_WRITE_BUFFER_BINDING: |
| *params = mBoundBuffers[BufferBinding::CopyWrite].id(); |
| break; |
| case GL_PIXEL_PACK_BUFFER_BINDING: |
| *params = mBoundBuffers[BufferBinding::PixelPack].id(); |
| break; |
| case GL_PIXEL_UNPACK_BUFFER_BINDING: |
| *params = mBoundBuffers[BufferBinding::PixelUnpack].id(); |
| break; |
| case GL_READ_BUFFER: |
| *params = mReadFramebuffer->getReadBufferState(); |
| break; |
| case GL_SAMPLER_BINDING: |
| ASSERT(mActiveSampler < mMaxCombinedTextureImageUnits); |
| *params = getSamplerId(static_cast<GLuint>(mActiveSampler)); |
| break; |
| case GL_DEBUG_LOGGED_MESSAGES: |
| *params = static_cast<GLint>(mDebug.getMessageCount()); |
| break; |
| case GL_DEBUG_NEXT_LOGGED_MESSAGE_LENGTH: |
| *params = static_cast<GLint>(mDebug.getNextMessageLength()); |
| break; |
| case GL_DEBUG_GROUP_STACK_DEPTH: |
| *params = static_cast<GLint>(mDebug.getGroupStackDepth()); |
| break; |
| case GL_MULTISAMPLE_EXT: |
| *params = static_cast<GLint>(mMultiSampling); |
| break; |
| case GL_SAMPLE_ALPHA_TO_ONE_EXT: |
| *params = static_cast<GLint>(mSampleAlphaToOne); |
| break; |
| case GL_COVERAGE_MODULATION_CHROMIUM: |
| *params = static_cast<GLint>(mCoverageModulation); |
| break; |
| case GL_ATOMIC_COUNTER_BUFFER_BINDING: |
| *params = mBoundBuffers[BufferBinding::AtomicCounter].id(); |
| break; |
| case GL_SHADER_STORAGE_BUFFER_BINDING: |
| *params = mBoundBuffers[BufferBinding::ShaderStorage].id(); |
| break; |
| case GL_DISPATCH_INDIRECT_BUFFER_BINDING: |
| *params = mBoundBuffers[BufferBinding::DispatchIndirect].id(); |
| break; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| void State::getPointerv(GLenum pname, void **params) const |
| { |
| switch (pname) |
| { |
| case GL_DEBUG_CALLBACK_FUNCTION: |
| *params = reinterpret_cast<void *>(mDebug.getCallback()); |
| break; |
| case GL_DEBUG_CALLBACK_USER_PARAM: |
| *params = const_cast<void *>(mDebug.getUserParam()); |
| break; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| void State::getIntegeri_v(GLenum target, GLuint index, GLint *data) |
| { |
| switch (target) |
| { |
| case GL_TRANSFORM_FEEDBACK_BUFFER_BINDING: |
| ASSERT(static_cast<size_t>(index) < mTransformFeedback->getIndexedBufferCount()); |
| *data = mTransformFeedback->getIndexedBuffer(index).id(); |
| break; |
| case GL_UNIFORM_BUFFER_BINDING: |
| ASSERT(static_cast<size_t>(index) < mUniformBuffers.size()); |
| *data = mUniformBuffers[index].id(); |
| break; |
| case GL_ATOMIC_COUNTER_BUFFER_BINDING: |
| ASSERT(static_cast<size_t>(index) < mAtomicCounterBuffers.size()); |
| *data = mAtomicCounterBuffers[index].id(); |
| break; |
| case GL_SHADER_STORAGE_BUFFER_BINDING: |
| ASSERT(static_cast<size_t>(index) < mShaderStorageBuffers.size()); |
| *data = mShaderStorageBuffers[index].id(); |
| break; |
| case GL_VERTEX_BINDING_BUFFER: |
| ASSERT(static_cast<size_t>(index) < mVertexArray->getMaxBindings()); |
| *data = mVertexArray->getVertexBinding(index).getBuffer().id(); |
| break; |
| case GL_VERTEX_BINDING_DIVISOR: |
| ASSERT(static_cast<size_t>(index) < mVertexArray->getMaxBindings()); |
| *data = mVertexArray->getVertexBinding(index).getDivisor(); |
| break; |
| case GL_VERTEX_BINDING_OFFSET: |
| ASSERT(static_cast<size_t>(index) < mVertexArray->getMaxBindings()); |
| *data = static_cast<GLuint>(mVertexArray->getVertexBinding(index).getOffset()); |
| break; |
| case GL_VERTEX_BINDING_STRIDE: |
| ASSERT(static_cast<size_t>(index) < mVertexArray->getMaxBindings()); |
| *data = mVertexArray->getVertexBinding(index).getStride(); |
| break; |
| case GL_SAMPLE_MASK_VALUE: |
| ASSERT(static_cast<size_t>(index) < mSampleMaskValues.size()); |
| *data = mSampleMaskValues[index]; |
| break; |
| case GL_IMAGE_BINDING_NAME: |
| ASSERT(static_cast<size_t>(index) < mImageUnits.size()); |
| *data = mImageUnits[index].texture.id(); |
| break; |
| case GL_IMAGE_BINDING_LEVEL: |
| ASSERT(static_cast<size_t>(index) < mImageUnits.size()); |
| *data = mImageUnits[index].level; |
| break; |
| case GL_IMAGE_BINDING_LAYER: |
| ASSERT(static_cast<size_t>(index) < mImageUnits.size()); |
| *data = mImageUnits[index].layer; |
| break; |
| case GL_IMAGE_BINDING_ACCESS: |
| ASSERT(static_cast<size_t>(index) < mImageUnits.size()); |
| *data = mImageUnits[index].access; |
| break; |
| case GL_IMAGE_BINDING_FORMAT: |
| ASSERT(static_cast<size_t>(index) < mImageUnits.size()); |
| *data = mImageUnits[index].format; |
| break; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| void State::getInteger64i_v(GLenum target, GLuint index, GLint64 *data) |
| { |
| switch (target) |
| { |
| case GL_TRANSFORM_FEEDBACK_BUFFER_START: |
| ASSERT(static_cast<size_t>(index) < mTransformFeedback->getIndexedBufferCount()); |
| *data = mTransformFeedback->getIndexedBuffer(index).getOffset(); |
| break; |
| case GL_TRANSFORM_FEEDBACK_BUFFER_SIZE: |
| ASSERT(static_cast<size_t>(index) < mTransformFeedback->getIndexedBufferCount()); |
| *data = mTransformFeedback->getIndexedBuffer(index).getSize(); |
| break; |
| case GL_UNIFORM_BUFFER_START: |
| ASSERT(static_cast<size_t>(index) < mUniformBuffers.size()); |
| *data = mUniformBuffers[index].getOffset(); |
| break; |
| case GL_UNIFORM_BUFFER_SIZE: |
| ASSERT(static_cast<size_t>(index) < mUniformBuffers.size()); |
| *data = mUniformBuffers[index].getSize(); |
| break; |
| case GL_ATOMIC_COUNTER_BUFFER_START: |
| ASSERT(static_cast<size_t>(index) < mAtomicCounterBuffers.size()); |
| *data = mAtomicCounterBuffers[index].getOffset(); |
| break; |
| case GL_ATOMIC_COUNTER_BUFFER_SIZE: |
| ASSERT(static_cast<size_t>(index) < mAtomicCounterBuffers.size()); |
| *data = mAtomicCounterBuffers[index].getSize(); |
| break; |
| case GL_SHADER_STORAGE_BUFFER_START: |
| ASSERT(static_cast<size_t>(index) < mShaderStorageBuffers.size()); |
| *data = mShaderStorageBuffers[index].getOffset(); |
| break; |
| case GL_SHADER_STORAGE_BUFFER_SIZE: |
| ASSERT(static_cast<size_t>(index) < mShaderStorageBuffers.size()); |
| *data = mShaderStorageBuffers[index].getSize(); |
| break; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| void State::getBooleani_v(GLenum target, GLuint index, GLboolean *data) |
| { |
| switch (target) |
| { |
| case GL_IMAGE_BINDING_LAYERED: |
| ASSERT(static_cast<size_t>(index) < mImageUnits.size()); |
| *data = mImageUnits[index].layered; |
| break; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| bool State::hasMappedBuffer(BufferBinding target) const |
| { |
| if (target == BufferBinding::Array) |
| { |
| const VertexArray *vao = getVertexArray(); |
| const auto &vertexAttribs = vao->getVertexAttributes(); |
| const auto &vertexBindings = vao->getVertexBindings(); |
| for (size_t attribIndex : vao->getEnabledAttributesMask()) |
| { |
| const VertexAttribute &vertexAttrib = vertexAttribs[attribIndex]; |
| auto *boundBuffer = vertexBindings[vertexAttrib.bindingIndex].getBuffer().get(); |
| if (vertexAttrib.enabled && boundBuffer && boundBuffer->isMapped()) |
| { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| else |
| { |
| Buffer *buffer = getTargetBuffer(target); |
| return (buffer && buffer->isMapped()); |
| } |
| } |
| |
| void State::syncDirtyObjects(const Context *context) |
| { |
| if (!mDirtyObjects.any()) |
| return; |
| |
| syncDirtyObjects(context, mDirtyObjects); |
| } |
| |
| void State::syncDirtyObjects(const Context *context, const DirtyObjects &bitset) |
| { |
| for (auto dirtyObject : bitset) |
| { |
| switch (dirtyObject) |
| { |
| case DIRTY_OBJECT_READ_FRAMEBUFFER: |
| ASSERT(mReadFramebuffer); |
| mReadFramebuffer->syncState(context); |
| break; |
| case DIRTY_OBJECT_DRAW_FRAMEBUFFER: |
| ASSERT(mDrawFramebuffer); |
| mDrawFramebuffer->syncState(context); |
| break; |
| case DIRTY_OBJECT_VERTEX_ARRAY: |
| ASSERT(mVertexArray); |
| mVertexArray->syncState(context); |
| break; |
| case DIRTY_OBJECT_PROGRAM_TEXTURES: |
| syncProgramTextures(context); |
| break; |
| |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| mDirtyObjects &= ~bitset; |
| } |
| |
| void State::syncProgramTextures(const Context *context) |
| { |
| // TODO(jmadill): Fine-grained updates. |
| if (!mProgram) |
| { |
| return; |
| } |
| |
| ASSERT(mDirtyObjects[DIRTY_OBJECT_PROGRAM_TEXTURES]); |
| mDirtyBits.set(DIRTY_BIT_TEXTURE_BINDINGS); |
| |
| ActiveTextureMask newActiveTextures; |
| |
| // Initialize to the 'Initialized' state and set to 'MayNeedInit' if any texture is not |
| // initialized. |
| mCachedTexturesInitState = InitState::Initialized; |
| |
| for (const SamplerBinding &samplerBinding : mProgram->getSamplerBindings()) |
| { |
| if (samplerBinding.unreferenced) |
| continue; |
| |
| GLenum textureType = samplerBinding.textureType; |
| for (GLuint textureUnitIndex : samplerBinding.boundTextureUnits) |
| { |
| Texture *texture = getSamplerTexture(textureUnitIndex, textureType); |
| Sampler *sampler = getSampler(textureUnitIndex); |
| ASSERT(static_cast<size_t>(textureUnitIndex) < mCompleteTextureCache.size()); |
| ASSERT(static_cast<size_t>(textureUnitIndex) < newActiveTextures.size()); |
| |
| ASSERT(texture); |
| |
| // Mark the texture binding bit as dirty if the texture completeness changes. |
| // TODO(jmadill): Use specific dirty bit for completeness change. |
| if (texture->isSamplerComplete(context, sampler) && |
| !mDrawFramebuffer->hasTextureAttachment(texture)) |
| { |
| texture->syncState(); |
| mCompleteTextureCache[textureUnitIndex] = texture; |
| } |
| else |
| { |
| mCompleteTextureCache[textureUnitIndex] = nullptr; |
| } |
| |
| // Bind the texture unconditionally, to recieve completeness change notifications. |
| mCompleteTextureBindings[textureUnitIndex].bind(texture); |
| mActiveTexturesMask.set(textureUnitIndex); |
| newActiveTextures.set(textureUnitIndex); |
| |
| if (sampler != nullptr) |
| { |
| sampler->syncState(context); |
| } |
| |
| if (texture->initState() == InitState::MayNeedInit) |
| { |
| mCachedTexturesInitState = InitState::MayNeedInit; |
| } |
| } |
| } |
| |
| // Unset now missing textures. |
| ActiveTextureMask negativeMask = mActiveTexturesMask & ~newActiveTextures; |
| if (negativeMask.any()) |
| { |
| for (auto textureIndex : negativeMask) |
| { |
| mCompleteTextureBindings[textureIndex].reset(); |
| mCompleteTextureCache[textureIndex] = nullptr; |
| mActiveTexturesMask.reset(textureIndex); |
| } |
| } |
| } |
| |
| void State::syncDirtyObject(const Context *context, GLenum target) |
| { |
| DirtyObjects localSet; |
| |
| switch (target) |
| { |
| case GL_READ_FRAMEBUFFER: |
| localSet.set(DIRTY_OBJECT_READ_FRAMEBUFFER); |
| break; |
| case GL_DRAW_FRAMEBUFFER: |
| localSet.set(DIRTY_OBJECT_DRAW_FRAMEBUFFER); |
| break; |
| case GL_FRAMEBUFFER: |
| localSet.set(DIRTY_OBJECT_READ_FRAMEBUFFER); |
| localSet.set(DIRTY_OBJECT_DRAW_FRAMEBUFFER); |
| break; |
| case GL_VERTEX_ARRAY: |
| localSet.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| break; |
| case GL_TEXTURE: |
| case GL_SAMPLER: |
| case GL_PROGRAM: |
| localSet.set(DIRTY_OBJECT_PROGRAM_TEXTURES); |
| break; |
| } |
| |
| syncDirtyObjects(context, localSet); |
| } |
| |
| void State::setObjectDirty(GLenum target) |
| { |
| switch (target) |
| { |
| case GL_READ_FRAMEBUFFER: |
| mDirtyObjects.set(DIRTY_OBJECT_READ_FRAMEBUFFER); |
| break; |
| case GL_DRAW_FRAMEBUFFER: |
| mDirtyObjects.set(DIRTY_OBJECT_DRAW_FRAMEBUFFER); |
| break; |
| case GL_FRAMEBUFFER: |
| mDirtyObjects.set(DIRTY_OBJECT_READ_FRAMEBUFFER); |
| mDirtyObjects.set(DIRTY_OBJECT_DRAW_FRAMEBUFFER); |
| break; |
| case GL_VERTEX_ARRAY: |
| mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY); |
| break; |
| case GL_TEXTURE: |
| case GL_SAMPLER: |
| case GL_PROGRAM: |
| mDirtyObjects.set(DIRTY_OBJECT_PROGRAM_TEXTURES); |
| mDirtyBits.set(DIRTY_BIT_TEXTURE_BINDINGS); |
| break; |
| } |
| } |
| |
| void State::onProgramExecutableChange(Program *program) |
| { |
| // OpenGL Spec: |
| // "If LinkProgram or ProgramBinary successfully re-links a program object |
| // that was already in use as a result of a previous call to UseProgram, then the |
| // generated executable code will be installed as part of the current rendering state." |
| if (program->isLinked() && mProgram == program) |
| { |
| mDirtyBits.set(DIRTY_BIT_PROGRAM_EXECUTABLE); |
| mDirtyObjects.set(DIRTY_OBJECT_PROGRAM_TEXTURES); |
| } |
| } |
| |
| void State::setImageUnit(const Context *context, |
| GLuint unit, |
| Texture *texture, |
| GLint level, |
| GLboolean layered, |
| GLint layer, |
| GLenum access, |
| GLenum format) |
| { |
| mImageUnits[unit].texture.set(context, texture); |
| mImageUnits[unit].level = level; |
| mImageUnits[unit].layered = layered; |
| mImageUnits[unit].layer = layer; |
| mImageUnits[unit].access = access; |
| mImageUnits[unit].format = format; |
| } |
| |
| const ImageUnit &State::getImageUnit(GLuint unit) const |
| { |
| return mImageUnits[unit]; |
| } |
| |
| // Handle a dirty texture event. |
| void State::onSubjectStateChange(const Context *context, |
| angle::SubjectIndex index, |
| angle::SubjectMessage message) |
| { |
| // Conservatively assume all textures are dirty. |
| // TODO(jmadill): More fine-grained update. |
| mDirtyObjects.set(DIRTY_OBJECT_PROGRAM_TEXTURES); |
| |
| if (!mCompleteTextureCache[index] || |
| mCompleteTextureCache[index]->initState() == InitState::MayNeedInit) |
| { |
| mCachedTexturesInitState = InitState::MayNeedInit; |
| } |
| } |
| |
| Error State::clearUnclearedActiveTextures(const Context *context) |
| { |
| ASSERT(mRobustResourceInit); |
| |
| if (mCachedTexturesInitState == InitState::Initialized) |
| { |
| return NoError(); |
| } |
| |
| for (auto textureIndex : mActiveTexturesMask) |
| { |
| Texture *texture = mCompleteTextureCache[textureIndex]; |
| if (texture) |
| { |
| ANGLE_TRY(texture->ensureInitialized(context)); |
| } |
| } |
| |
| mCachedTexturesInitState = InitState::Initialized; |
| |
| return NoError(); |
| } |
| |
| AttributesMask State::getAndResetDirtyCurrentValues() const |
| { |
| AttributesMask retVal = mDirtyCurrentValues; |
| mDirtyCurrentValues.reset(); |
| return retVal; |
| } |
| |
| } // namespace gl |