Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 3866 insertions, 0 deletions

diff --git a/gfx/angle/checkout/src/libANGLE/State.cpp b/gfx/angle/checkout/src/libANGLE/State.cpp
new file mode 100644
index 0000000000..8f99a238a6
--- /dev/null
+++ b/gfx/angle/checkout/src/libANGLE/State.cpp
@@ -0,0 +1,3866 @@
+//
+// Copyright 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 <string.h>
+#include <limits>
+
+#include "common/bitset_utils.h"
+#include "common/mathutil.h"
+#include "common/matrix_utils.h"
+#include "libANGLE/Buffer.h"
+#include "libANGLE/Caps.h"
+#include "libANGLE/Context.h"
+#include "libANGLE/Debug.h"
+#include "libANGLE/Framebuffer.h"
+#include "libANGLE/FramebufferAttachment.h"
+#include "libANGLE/PixelLocalStorage.h"
+#include "libANGLE/Query.h"
+#include "libANGLE/VertexArray.h"
+#include "libANGLE/formatutils.h"
+#include "libANGLE/queryconversions.h"
+#include "libANGLE/queryutils.h"
+#include "libANGLE/renderer/ContextImpl.h"
+#include "libANGLE/renderer/TextureImpl.h"
+
+namespace gl
+{
+
+namespace
+{
+bool GetAlternativeQueryType(QueryType type, QueryType *alternativeType)
+{
+    switch (type)
+    {
+        case QueryType::AnySamples:
+            *alternativeType = QueryType::AnySamplesConservative;
+            return true;
+        case QueryType::AnySamplesConservative:
+            *alternativeType = QueryType::AnySamples;
+            return true;
+        default:
+            return false;
+    }
+}
+
+// Mapping from a buffer binding type to a dirty bit type.
+constexpr angle::PackedEnumMap<BufferBinding, size_t> kBufferBindingDirtyBits = {{
+    {BufferBinding::AtomicCounter, State::DIRTY_BIT_ATOMIC_COUNTER_BUFFER_BINDING},
+    {BufferBinding::DispatchIndirect, State::DIRTY_BIT_DISPATCH_INDIRECT_BUFFER_BINDING},
+    {BufferBinding::DrawIndirect, State::DIRTY_BIT_DRAW_INDIRECT_BUFFER_BINDING},
+    {BufferBinding::PixelPack, State::DIRTY_BIT_PACK_BUFFER_BINDING},
+    {BufferBinding::PixelUnpack, State::DIRTY_BIT_UNPACK_BUFFER_BINDING},
+    {BufferBinding::ShaderStorage, State::DIRTY_BIT_SHADER_STORAGE_BUFFER_BINDING},
+    {BufferBinding::Uniform, State::DIRTY_BIT_UNIFORM_BUFFER_BINDINGS},
+}};
+
+// Returns a buffer binding function depending on if a dirty bit is set.
+template <BufferBinding Target>
+constexpr std::pair<BufferBinding, State::BufferBindingSetter> GetBufferBindingSetter()
+{
+    return std::make_pair(Target, kBufferBindingDirtyBits[Target] != 0
+                                      ? &State::setGenericBufferBindingWithBit<Target>
+                                      : &State::setGenericBufferBinding<Target>);
+}
+
+template <typename T>
+using ContextStateMember = T *(State::*);
+
+template <typename T>
+T *AllocateOrGetSharedResourceManager(const State *shareContextState,
+                                      ContextStateMember<T> member,
+                                      T *shareResources = nullptr)
+{
+    if (shareContextState)
+    {
+        T *resourceManager = (*shareContextState).*member;
+        ASSERT(!resourceManager || resourceManager == shareResources || !shareResources);
+        resourceManager->addRef();
+        return resourceManager;
+    }
+    else if (shareResources)
+    {
+        shareResources->addRef();
+        return shareResources;
+    }
+    else
+    {
+        return new T();
+    }
+}
+
+// TODO(https://anglebug.com/3889): Remove this helper function after blink and chromium part
+// refactory done.
+bool IsTextureCompatibleWithSampler(TextureType texture, TextureType sampler)
+{
+    if (sampler == texture)
+    {
+        return true;
+    }
+
+    if (sampler == TextureType::VideoImage)
+    {
+        if (texture == TextureType::VideoImage || texture == TextureType::_2D)
+        {
+            return true;
+        }
+    }
+
+    return false;
+}
+
+uint32_t gIDCounter = 1;
+}  // namespace
+
+template <typename BindingT, typename... ArgsT>
+ANGLE_INLINE void UpdateNonTFBufferBindingWebGL(const Context *context,
+                                                BindingT *binding,
+                                                Buffer *buffer,
+                                                ArgsT... args)
+{
+    Buffer *oldBuffer = binding->get();
+    if (oldBuffer)
+    {
+        oldBuffer->onNonTFBindingChanged(-1);
+        oldBuffer->release(context);
+    }
+    binding->assign(buffer, args...);
+    if (buffer)
+    {
+        buffer->addRef();
+        buffer->onNonTFBindingChanged(1);
+    }
+}
+
+template <typename BindingT, typename... ArgsT>
+void UpdateTFBufferBindingWebGL(const Context *context,
+                                BindingT *binding,
+                                bool indexed,
+                                ArgsT... args)
+{
+    if (binding->get())
+        (*binding)->onTFBindingChanged(context, false, indexed);
+    binding->set(context, args...);
+    if (binding->get())
+        (*binding)->onTFBindingChanged(context, true, indexed);
+}
+
+void UpdateBufferBinding(const Context *context,
+                         BindingPointer<Buffer> *binding,
+                         Buffer *buffer,
+                         BufferBinding target)
+{
+    if (context->isWebGL())
+    {
+        if (target == BufferBinding::TransformFeedback)
+        {
+            UpdateTFBufferBindingWebGL(context, binding, false, buffer);
+        }
+        else
+        {
+            UpdateNonTFBufferBindingWebGL(context, binding, buffer);
+        }
+    }
+    else
+    {
+        binding->set(context, buffer);
+    }
+}
+
+void UpdateIndexedBufferBinding(const Context *context,
+                                OffsetBindingPointer<Buffer> *binding,
+                                Buffer *buffer,
+                                BufferBinding target,
+                                GLintptr offset,
+                                GLsizeiptr size)
+{
+    if (context->isWebGL())
+    {
+        if (target == BufferBinding::TransformFeedback)
+        {
+            UpdateTFBufferBindingWebGL(context, binding, true, buffer, offset, size);
+        }
+        else
+        {
+            UpdateNonTFBufferBindingWebGL(context, binding, buffer, offset, size);
+        }
+    }
+    else
+    {
+        binding->set(context, buffer, offset, size);
+    }
+}
+
+// These template functions must be defined before they are instantiated in kBufferSetters.
+template <BufferBinding Target>
+void State::setGenericBufferBindingWithBit(const Context *context, Buffer *buffer)
+{
+    if (context->isWebGL())
+    {
+        UpdateNonTFBufferBindingWebGL(context, &mBoundBuffers[Target], buffer);
+    }
+    else
+    {
+        mBoundBuffers[Target].set(context, buffer);
+    }
+    mDirtyBits.set(kBufferBindingDirtyBits[Target]);
+}
+
+template <BufferBinding Target>
+void State::setGenericBufferBinding(const Context *context, Buffer *buffer)
+{
+    if (context->isWebGL())
+    {
+        UpdateNonTFBufferBindingWebGL(context, &mBoundBuffers[Target], buffer);
+    }
+    else
+    {
+        mBoundBuffers[Target].set(context, buffer);
+    }
+}
+
+template <>
+void State::setGenericBufferBinding<BufferBinding::TransformFeedback>(const Context *context,
+                                                                      Buffer *buffer)
+{
+    if (context->isWebGL())
+    {
+        UpdateTFBufferBindingWebGL(context, &mBoundBuffers[BufferBinding::TransformFeedback], false,
+                                   buffer);
+    }
+    else
+    {
+        mBoundBuffers[BufferBinding::TransformFeedback].set(context, buffer);
+    }
+}
+
+template <>
+void State::setGenericBufferBinding<BufferBinding::ElementArray>(const Context *context,
+                                                                 Buffer *buffer)
+{
+    Buffer *oldBuffer = mVertexArray->mState.mElementArrayBuffer.get();
+    if (oldBuffer)
+    {
+        oldBuffer->removeObserver(&mVertexArray->mState.mElementArrayBuffer);
+        oldBuffer->removeContentsObserver(mVertexArray, kElementArrayBufferIndex);
+        if (context->isWebGL())
+        {
+            oldBuffer->onNonTFBindingChanged(-1);
+        }
+        oldBuffer->release(context);
+    }
+    mVertexArray->mState.mElementArrayBuffer.assign(buffer);
+    if (buffer)
+    {
+        buffer->addObserver(&mVertexArray->mState.mElementArrayBuffer);
+        buffer->addContentsObserver(mVertexArray, kElementArrayBufferIndex);
+        if (context->isWebGL())
+        {
+            buffer->onNonTFBindingChanged(1);
+        }
+        buffer->addRef();
+    }
+    mVertexArray->mDirtyBits.set(VertexArray::DIRTY_BIT_ELEMENT_ARRAY_BUFFER);
+    mVertexArray->mIndexRangeCache.invalidate();
+    mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY);
+}
+
+const angle::PackedEnumMap<BufferBinding, State::BufferBindingSetter> State::kBufferSetters = {{
+    GetBufferBindingSetter<BufferBinding::Array>(),
+    GetBufferBindingSetter<BufferBinding::AtomicCounter>(),
+    GetBufferBindingSetter<BufferBinding::CopyRead>(),
+    GetBufferBindingSetter<BufferBinding::CopyWrite>(),
+    GetBufferBindingSetter<BufferBinding::DispatchIndirect>(),
+    GetBufferBindingSetter<BufferBinding::DrawIndirect>(),
+    GetBufferBindingSetter<BufferBinding::ElementArray>(),
+    GetBufferBindingSetter<BufferBinding::PixelPack>(),
+    GetBufferBindingSetter<BufferBinding::PixelUnpack>(),
+    GetBufferBindingSetter<BufferBinding::ShaderStorage>(),
+    GetBufferBindingSetter<BufferBinding::Texture>(),
+    GetBufferBindingSetter<BufferBinding::TransformFeedback>(),
+    GetBufferBindingSetter<BufferBinding::Uniform>(),
+}};
+
+ActiveTexturesCache::ActiveTexturesCache() : mTextures{} {}
+
+ActiveTexturesCache::~ActiveTexturesCache()
+{
+    ASSERT(empty());
+}
+
+void ActiveTexturesCache::clear()
+{
+    for (size_t textureIndex = 0; textureIndex < mTextures.size(); ++textureIndex)
+    {
+        reset(textureIndex);
+    }
+}
+
+bool ActiveTexturesCache::empty() const
+{
+    for (Texture *texture : mTextures)
+    {
+        if (texture)
+        {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+ANGLE_INLINE void ActiveTexturesCache::reset(size_t textureIndex)
+{
+    if (mTextures[textureIndex])
+    {
+        mTextures[textureIndex] = nullptr;
+    }
+}
+
+ANGLE_INLINE void ActiveTexturesCache::set(size_t textureIndex, Texture *texture)
+{
+    ASSERT(texture);
+    mTextures[textureIndex] = texture;
+}
+
+State::State(const State *shareContextState,
+             egl::ShareGroup *shareGroup,
+             TextureManager *shareTextures,
+             SemaphoreManager *shareSemaphores,
+             const OverlayType *overlay,
+             const EGLenum clientType,
+             const Version &clientVersion,
+             EGLint profileMask,
+             bool debug,
+             bool bindGeneratesResourceCHROMIUM,
+             bool clientArraysEnabled,
+             bool robustResourceInit,
+             bool programBinaryCacheEnabled,
+             EGLenum contextPriority,
+             bool hasRobustAccess,
+             bool hasProtectedContent)
+    : mID({gIDCounter++}),
+      mClientType(clientType),
+      mProfileMask(profileMask),
+      mContextPriority(contextPriority),
+      mHasRobustAccess(hasRobustAccess),
+      mHasProtectedContent(hasProtectedContent),
+      mIsDebugContext(debug),
+      mClientVersion(clientVersion),
+      mShareGroup(shareGroup),
+      mBufferManager(AllocateOrGetSharedResourceManager(shareContextState, &State::mBufferManager)),
+      mShaderProgramManager(
+          AllocateOrGetSharedResourceManager(shareContextState, &State::mShaderProgramManager)),
+      mTextureManager(AllocateOrGetSharedResourceManager(shareContextState,
+                                                         &State::mTextureManager,
+                                                         shareTextures)),
+      mRenderbufferManager(
+          AllocateOrGetSharedResourceManager(shareContextState, &State::mRenderbufferManager)),
+      mSamplerManager(
+          AllocateOrGetSharedResourceManager(shareContextState, &State::mSamplerManager)),
+      mSyncManager(AllocateOrGetSharedResourceManager(shareContextState, &State::mSyncManager)),
+      mFramebufferManager(new FramebufferManager()),
+      mProgramPipelineManager(new ProgramPipelineManager()),
+      mMemoryObjectManager(
+          AllocateOrGetSharedResourceManager(shareContextState, &State::mMemoryObjectManager)),
+      mSemaphoreManager(AllocateOrGetSharedResourceManager(shareContextState,
+                                                           &State::mSemaphoreManager,
+                                                           shareSemaphores)),
+      mDepthClearValue(0),
+      mStencilClearValue(0),
+      mScissorTest(false),
+      mSampleAlphaToCoverage(false),
+      mSampleCoverage(false),
+      mSampleCoverageValue(0),
+      mSampleCoverageInvert(false),
+      mSampleMask(false),
+      mMaxSampleMaskWords(0),
+      mIsSampleShadingEnabled(false),
+      mMinSampleShading(0.0f),
+      mStencilRef(0),
+      mStencilBackRef(0),
+      mLineWidth(0),
+      mGenerateMipmapHint(GL_NONE),
+      mTextureFilteringHint(GL_NONE),
+      mFragmentShaderDerivativeHint(GL_NONE),
+      mBindGeneratesResource(bindGeneratesResourceCHROMIUM),
+      mClientArraysEnabled(clientArraysEnabled),
+      mNearZ(0),
+      mFarZ(0),
+      mReadFramebuffer(nullptr),
+      mDrawFramebuffer(nullptr),
+      mProgram(nullptr),
+      mExecutable(nullptr),
+      mProvokingVertex(gl::ProvokingVertexConvention::LastVertexConvention),
+      mVertexArray(nullptr),
+      mActiveSampler(0),
+      mPrimitiveRestart(false),
+      mDebug(debug),
+      mMultiSampling(false),
+      mSampleAlphaToOne(false),
+      mFramebufferSRGB(true),
+      mRobustResourceInit(robustResourceInit),
+      mProgramBinaryCacheEnabled(programBinaryCacheEnabled),
+      mTextureRectangleEnabled(true),
+      mLogicOpEnabled(false),
+      mLogicOp(LogicalOperation::Copy),
+      mMaxShaderCompilerThreads(std::numeric_limits<GLuint>::max()),
+      mPatchVertices(3),
+      mPixelLocalStorageActive(false),
+      mOverlay(overlay),
+      mNoSimultaneousConstantColorAndAlphaBlendFunc(false),
+      mSetBlendIndexedInvoked(false),
+      mSetBlendFactorsIndexedInvoked(false),
+      mSetBlendEquationsIndexedInvoked(false),
+      mDisplayTextureShareGroup(shareTextures != nullptr),
+      mBoundingBoxMinX(-1.0f),
+      mBoundingBoxMinY(-1.0f),
+      mBoundingBoxMinZ(-1.0f),
+      mBoundingBoxMinW(1.0f),
+      mBoundingBoxMaxX(1.0f),
+      mBoundingBoxMaxY(1.0f),
+      mBoundingBoxMaxZ(1.0f),
+      mBoundingBoxMaxW(1.0f),
+      mShadingRatePreserveAspectRatio(false),
+      mShadingRate(ShadingRate::Undefined)
+{}
+
+State::~State() {}
+
+void State::initialize(Context *context)
+{
+    const Extensions &nativeExtensions = context->getImplementation()->getNativeExtensions();
+    const Version &clientVersion       = context->getClientVersion();
+
+    mBlendStateExt = BlendStateExt(mCaps.maxDrawBuffers);
+
+    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 = static_cast<GLuint>(mCaps.maxSampleMaskWords);
+    mSampleMask         = false;
+    mSampleMaskValues.fill(~GLbitfield(0));
+
+    mGenerateMipmapHint           = GL_DONT_CARE;
+    mTextureFilteringHint         = GL_DONT_CARE;
+    mFragmentShaderDerivativeHint = GL_DONT_CARE;
+
+    mLineWidth = 1.0f;
+
+    mViewport.x      = 0;
+    mViewport.y      = 0;
+    mViewport.width  = 0;
+    mViewport.height = 0;
+    mNearZ           = 0.0f;
+    mFarZ            = 1.0f;
+
+    mClipControlOrigin = GL_LOWER_LEFT_EXT;
+    mClipControlDepth  = GL_NEGATIVE_ONE_TO_ONE_EXT;
+
+    mActiveSampler = 0;
+
+    mVertexAttribCurrentValues.resize(mCaps.maxVertexAttributes);
+
+    // Set all indexes in state attributes type mask to float (default)
+    for (int i = 0; i < MAX_VERTEX_ATTRIBS; i++)
+    {
+        SetComponentTypeMask(ComponentType::Float, i, &mCurrentValuesTypeMask);
+    }
+
+    mUniformBuffers.resize(mCaps.maxUniformBufferBindings);
+
+    mSamplerTextures[TextureType::_2D].resize(mCaps.maxCombinedTextureImageUnits);
+    mSamplerTextures[TextureType::CubeMap].resize(mCaps.maxCombinedTextureImageUnits);
+    if (clientVersion >= Version(3, 0) || nativeExtensions.texture3DOES)
+    {
+        mSamplerTextures[TextureType::_3D].resize(mCaps.maxCombinedTextureImageUnits);
+    }
+    if (clientVersion >= Version(3, 0))
+    {
+        mSamplerTextures[TextureType::_2DArray].resize(mCaps.maxCombinedTextureImageUnits);
+    }
+    if (clientVersion >= Version(3, 1) || nativeExtensions.textureMultisampleANGLE)
+    {
+        mSamplerTextures[TextureType::_2DMultisample].resize(mCaps.maxCombinedTextureImageUnits);
+    }
+    if (clientVersion >= Version(3, 1))
+    {
+        mSamplerTextures[TextureType::_2DMultisampleArray].resize(
+            mCaps.maxCombinedTextureImageUnits);
+
+        mAtomicCounterBuffers.resize(mCaps.maxAtomicCounterBufferBindings);
+        mShaderStorageBuffers.resize(mCaps.maxShaderStorageBufferBindings);
+    }
+    if (clientVersion >= Version(3, 1) ||
+        (mExtensions.shaderPixelLocalStorageANGLE &&
+         ShPixelLocalStorageTypeUsesImages(
+             context->getImplementation()->getNativePixelLocalStorageType())))
+    {
+        mImageUnits.resize(mCaps.maxImageUnits);
+    }
+    if (clientVersion >= Version(3, 2) || mExtensions.textureCubeMapArrayAny())
+    {
+        mSamplerTextures[TextureType::CubeMapArray].resize(mCaps.maxCombinedTextureImageUnits);
+    }
+    if (clientVersion >= Version(3, 2) || mExtensions.textureBufferAny())
+    {
+        mSamplerTextures[TextureType::Buffer].resize(mCaps.maxCombinedTextureImageUnits);
+    }
+    if (nativeExtensions.textureRectangleANGLE)
+    {
+        mSamplerTextures[TextureType::Rectangle].resize(mCaps.maxCombinedTextureImageUnits);
+    }
+    if (nativeExtensions.EGLImageExternalOES || nativeExtensions.EGLStreamConsumerExternalNV)
+    {
+        mSamplerTextures[TextureType::External].resize(mCaps.maxCombinedTextureImageUnits);
+    }
+    if (nativeExtensions.videoTextureWEBGL)
+    {
+        mSamplerTextures[TextureType::VideoImage].resize(mCaps.maxCombinedTextureImageUnits);
+    }
+    mCompleteTextureBindings.reserve(mCaps.maxCombinedTextureImageUnits);
+    for (int32_t textureIndex = 0; textureIndex < mCaps.maxCombinedTextureImageUnits;
+         ++textureIndex)
+    {
+        mCompleteTextureBindings.emplace_back(context, textureIndex);
+    }
+
+    mSamplers.resize(mCaps.maxCombinedTextureImageUnits);
+
+    for (QueryType type : angle::AllEnums<QueryType>())
+    {
+        mActiveQueries[type].set(context, nullptr);
+    }
+
+    mProgram    = nullptr;
+    mExecutable = nullptr;
+
+    mReadFramebuffer = nullptr;
+    mDrawFramebuffer = nullptr;
+
+    mPrimitiveRestart = false;
+
+    mDebug.setMaxLoggedMessages(mCaps.maxDebugLoggedMessages);
+
+    mMultiSampling    = true;
+    mSampleAlphaToOne = false;
+
+    mCoverageModulation = GL_NONE;
+
+    mNoSimultaneousConstantColorAndAlphaBlendFunc =
+        context->getLimitations().noSimultaneousConstantColorAndAlphaBlendFunc ||
+        context->getExtensions().webglCompatibilityANGLE;
+
+    mNoUnclampedBlendColor = context->getLimitations().noUnclampedBlendColor;
+
+    // GLES1 emulation: Initialize state for GLES1 if version applies
+    // TODO(http://anglebug.com/3745): When on desktop client only do this in compatibility profile
+    if (clientVersion < Version(2, 0) || mClientType == EGL_OPENGL_API)
+    {
+        mGLES1State.initialize(context, this);
+    }
+}
+
+void State::reset(const Context *context)
+{
+    // Force a sync so clear doesn't end up dereferencing stale pointers.
+    (void)syncActiveTextures(context, Command::Other);
+    mActiveTexturesCache.clear();
+
+    for (TextureBindingVector &bindingVec : mSamplerTextures)
+    {
+        for (BindingPointer<Texture> &texBinding : bindingVec)
+        {
+            texBinding.set(context, nullptr);
+        }
+    }
+    for (size_t samplerIdx = 0; samplerIdx < mSamplers.size(); samplerIdx++)
+    {
+        mSamplers[samplerIdx].set(context, nullptr);
+    }
+
+    for (ImageUnit &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 (BufferBinding type : angle::AllEnums<BufferBinding>())
+    {
+        UpdateBufferBinding(context, &mBoundBuffers[type], nullptr, type);
+    }
+
+    if (mProgram)
+    {
+        mProgram->release(context);
+    }
+    mProgram = nullptr;
+    mProgramPipeline.set(context, nullptr);
+    mExecutable = nullptr;
+
+    if (mTransformFeedback.get())
+    {
+        mTransformFeedback->onBindingChanged(context, false);
+    }
+    mTransformFeedback.set(context, nullptr);
+
+    for (QueryType type : angle::AllEnums<QueryType>())
+    {
+        mActiveQueries[type].set(context, nullptr);
+    }
+
+    for (OffsetBindingPointer<Buffer> &buf : mUniformBuffers)
+    {
+        UpdateIndexedBufferBinding(context, &buf, nullptr, BufferBinding::Uniform, 0, 0);
+    }
+    mBoundUniformBuffersMask.reset();
+
+    for (OffsetBindingPointer<Buffer> &buf : mAtomicCounterBuffers)
+    {
+        UpdateIndexedBufferBinding(context, &buf, nullptr, BufferBinding::AtomicCounter, 0, 0);
+    }
+    mBoundAtomicCounterBuffersMask.reset();
+
+    for (OffsetBindingPointer<Buffer> &buf : mShaderStorageBuffers)
+    {
+        UpdateIndexedBufferBinding(context, &buf, nullptr, BufferBinding::ShaderStorage, 0, 0);
+    }
+    mBoundShaderStorageBuffersMask.reset();
+
+    mClipDistancesEnabled.reset();
+
+    setAllDirtyBits();
+}
+
+ANGLE_INLINE void State::unsetActiveTextures(const ActiveTextureMask &textureMask)
+{
+    // Unset any relevant bound textures.
+    for (size_t textureIndex : textureMask)
+    {
+        mActiveTexturesCache.reset(textureIndex);
+        mCompleteTextureBindings[textureIndex].reset();
+    }
+}
+
+ANGLE_INLINE void State::updateActiveTextureStateOnSync(const Context *context,
+                                                        size_t textureIndex,
+                                                        const Sampler *sampler,
+                                                        Texture *texture)
+{
+    if (!texture || !texture->isSamplerComplete(context, sampler))
+    {
+        mActiveTexturesCache.reset(textureIndex);
+    }
+    else
+    {
+        mActiveTexturesCache.set(textureIndex, texture);
+    }
+
+    mDirtyBits.set(DIRTY_BIT_TEXTURE_BINDINGS);
+}
+
+ANGLE_INLINE void State::setActiveTextureDirty(size_t textureIndex, Texture *texture)
+{
+    mDirtyObjects.set(DIRTY_OBJECT_ACTIVE_TEXTURES);
+    mDirtyActiveTextures.set(textureIndex);
+
+    if (!texture)
+    {
+        return;
+    }
+
+    if (texture->hasAnyDirtyBit())
+    {
+        setTextureDirty(textureIndex);
+    }
+
+    if (mRobustResourceInit && texture->initState() == InitState::MayNeedInit)
+    {
+        mDirtyObjects.set(DIRTY_OBJECT_TEXTURES_INIT);
+    }
+
+    // This cache is updated immediately because we use the cache in the validation layer.
+    // If we defer the update until syncState it's too late and we've already passed validation.
+    if (texture && mExecutable)
+    {
+        // It is invalid to try to sample a non-yuv texture with a yuv sampler.
+        mTexturesIncompatibleWithSamplers[textureIndex] =
+            mExecutable->getActiveYUVSamplers().test(textureIndex) && !texture->isYUV();
+
+        if (isWebGL())
+        {
+            const Sampler *sampler = mSamplers[textureIndex].get();
+            const SamplerState &samplerState =
+                sampler ? sampler->getSamplerState() : texture->getSamplerState();
+            if (!texture->getTextureState().compatibleWithSamplerFormatForWebGL(
+                    mExecutable->getSamplerFormatForTextureUnitIndex(textureIndex), samplerState))
+            {
+                mTexturesIncompatibleWithSamplers[textureIndex] = true;
+            }
+        }
+    }
+    else
+    {
+        mTexturesIncompatibleWithSamplers[textureIndex] = false;
+    }
+}
+
+ANGLE_INLINE void State::updateTextureBinding(const Context *context,
+                                              size_t textureIndex,
+                                              Texture *texture)
+{
+    mCompleteTextureBindings[textureIndex].bind(texture);
+    mActiveTexturesCache.reset(textureIndex);
+    setActiveTextureDirty(textureIndex, texture);
+}
+
+ANGLE_INLINE bool State::hasConstantColor(GLenum sourceRGB, GLenum destRGB) const
+{
+    return sourceRGB == GL_CONSTANT_COLOR || sourceRGB == GL_ONE_MINUS_CONSTANT_COLOR ||
+           destRGB == GL_CONSTANT_COLOR || destRGB == GL_ONE_MINUS_CONSTANT_COLOR;
+}
+
+ANGLE_INLINE bool State::hasConstantAlpha(GLenum sourceRGB, GLenum destRGB) const
+{
+    return sourceRGB == GL_CONSTANT_ALPHA || sourceRGB == GL_ONE_MINUS_CONSTANT_ALPHA ||
+           destRGB == GL_CONSTANT_ALPHA || destRGB == GL_ONE_MINUS_CONSTANT_ALPHA;
+}
+
+const RasterizerState &State::getRasterizerState() const
+{
+    return mRasterizer;
+}
+
+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)
+{
+    mBlendState.colorMaskRed   = red;
+    mBlendState.colorMaskGreen = green;
+    mBlendState.colorMaskBlue  = blue;
+    mBlendState.colorMaskAlpha = alpha;
+
+    mBlendStateExt.setColorMask(red, green, blue, alpha);
+    mDirtyBits.set(DIRTY_BIT_COLOR_MASK);
+}
+
+void State::setColorMaskIndexed(bool red, bool green, bool blue, bool alpha, GLuint index)
+{
+    mBlendStateExt.setColorMaskIndexed(index, red, green, blue, alpha);
+    mDirtyBits.set(DIRTY_BIT_COLOR_MASK);
+}
+
+bool State::allActiveDrawBufferChannelsMasked() const
+{
+    // Compare current color mask with all-disabled color mask, while ignoring disabled draw
+    // buffers.
+    return (mBlendStateExt.compareColorMask(0) & mDrawFramebuffer->getDrawBufferMask()).none();
+}
+
+bool State::anyActiveDrawBufferChannelMasked() const
+{
+    // Compare current color mask with all-enabled color mask, while ignoring disabled draw
+    // buffers.
+    return (mBlendStateExt.compareColorMask(mBlendStateExt.getAllColorMaskBits()) &
+            mDrawFramebuffer->getDrawBufferMask())
+        .any();
+}
+
+void State::setDepthMask(bool mask)
+{
+    if (mDepthStencil.depthMask != mask)
+    {
+        mDepthStencil.depthMask = mask;
+        mDirtyBits.set(DIRTY_BIT_DEPTH_MASK);
+    }
+}
+
+void State::setRasterizerDiscard(bool enabled)
+{
+    if (mRasterizer.rasterizerDiscard != enabled)
+    {
+        mRasterizer.rasterizerDiscard = enabled;
+        mDirtyBits.set(DIRTY_BIT_RASTERIZER_DISCARD_ENABLED);
+    }
+}
+
+void State::setCullFace(bool enabled)
+{
+    if (mRasterizer.cullFace != enabled)
+    {
+        mRasterizer.cullFace = enabled;
+        mDirtyBits.set(DIRTY_BIT_CULL_FACE_ENABLED);
+    }
+}
+
+void State::setCullMode(CullFaceMode mode)
+{
+    if (mRasterizer.cullMode != mode)
+    {
+        mRasterizer.cullMode = mode;
+        mDirtyBits.set(DIRTY_BIT_CULL_FACE);
+    }
+}
+
+void State::setFrontFace(GLenum front)
+{
+    if (mRasterizer.frontFace != front)
+    {
+        mRasterizer.frontFace = front;
+        mDirtyBits.set(DIRTY_BIT_FRONT_FACE);
+    }
+}
+
+void State::setDepthTest(bool enabled)
+{
+    if (mDepthStencil.depthTest != enabled)
+    {
+        mDepthStencil.depthTest = enabled;
+        mDirtyBits.set(DIRTY_BIT_DEPTH_TEST_ENABLED);
+    }
+}
+
+void State::setDepthFunc(GLenum depthFunc)
+{
+    if (mDepthStencil.depthFunc != depthFunc)
+    {
+        mDepthStencil.depthFunc = depthFunc;
+        mDirtyBits.set(DIRTY_BIT_DEPTH_FUNC);
+    }
+}
+
+void State::setDepthRange(float zNear, float zFar)
+{
+    if (mNearZ != zNear || mFarZ != zFar)
+    {
+        mNearZ = zNear;
+        mFarZ  = zFar;
+        mDirtyBits.set(DIRTY_BIT_DEPTH_RANGE);
+    }
+}
+
+void State::setClipControl(GLenum origin, GLenum depth)
+{
+    bool updated = false;
+    if (mClipControlOrigin != origin)
+    {
+        mClipControlOrigin = origin;
+        updated            = true;
+    }
+
+    if (mClipControlDepth != depth)
+    {
+        mClipControlDepth = depth;
+        updated           = true;
+    }
+
+    if (updated)
+    {
+        mDirtyBits.set(DIRTY_BIT_EXTENDED);
+        mExtendedDirtyBits.set(EXTENDED_DIRTY_BIT_CLIP_CONTROL);
+    }
+}
+
+void State::setBlend(bool enabled)
+{
+    if (mSetBlendIndexedInvoked || mBlendState.blend != enabled)
+    {
+        mBlendState.blend = enabled;
+
+        mSetBlendIndexedInvoked = false;
+        mBlendStateExt.setEnabled(enabled);
+        mDirtyBits.set(DIRTY_BIT_BLEND_ENABLED);
+    }
+}
+
+void State::setBlendIndexed(bool enabled, GLuint index)
+{
+    mSetBlendIndexedInvoked = true;
+    mBlendStateExt.setEnabledIndexed(index, enabled);
+    mDirtyBits.set(DIRTY_BIT_BLEND_ENABLED);
+}
+
+void State::setBlendFactors(GLenum sourceRGB, GLenum destRGB, GLenum sourceAlpha, GLenum destAlpha)
+{
+    if (!mSetBlendFactorsIndexedInvoked && mBlendState.sourceBlendRGB == sourceRGB &&
+        mBlendState.destBlendRGB == destRGB && mBlendState.sourceBlendAlpha == sourceAlpha &&
+        mBlendState.destBlendAlpha == destAlpha)
+    {
+        return;
+    }
+
+    mBlendState.sourceBlendRGB   = sourceRGB;
+    mBlendState.destBlendRGB     = destRGB;
+    mBlendState.sourceBlendAlpha = sourceAlpha;
+    mBlendState.destBlendAlpha   = destAlpha;
+
+    if (mNoSimultaneousConstantColorAndAlphaBlendFunc)
+    {
+        if (hasConstantColor(sourceRGB, destRGB))
+        {
+            mBlendFuncConstantColorDrawBuffers.set();
+        }
+        else
+        {
+            mBlendFuncConstantColorDrawBuffers.reset();
+        }
+
+        if (hasConstantAlpha(sourceRGB, destRGB))
+        {
+            mBlendFuncConstantAlphaDrawBuffers.set();
+        }
+        else
+        {
+            mBlendFuncConstantAlphaDrawBuffers.reset();
+        }
+    }
+
+    mSetBlendFactorsIndexedInvoked = false;
+    mBlendStateExt.setFactors(sourceRGB, destRGB, sourceAlpha, destAlpha);
+    mDirtyBits.set(DIRTY_BIT_BLEND_FUNCS);
+}
+
+void State::setBlendFactorsIndexed(GLenum sourceRGB,
+                                   GLenum destRGB,
+                                   GLenum sourceAlpha,
+                                   GLenum destAlpha,
+                                   GLuint index)
+{
+    if (mNoSimultaneousConstantColorAndAlphaBlendFunc)
+    {
+        mBlendFuncConstantColorDrawBuffers.set(index, hasConstantColor(sourceRGB, destRGB));
+        mBlendFuncConstantAlphaDrawBuffers.set(index, hasConstantAlpha(sourceRGB, destRGB));
+    }
+
+    mSetBlendFactorsIndexedInvoked = true;
+    mBlendStateExt.setFactorsIndexed(index, sourceRGB, destRGB, sourceAlpha, destAlpha);
+    mDirtyBits.set(DIRTY_BIT_BLEND_FUNCS);
+}
+
+void State::setBlendColor(float red, float green, float blue, float alpha)
+{
+    // In ES2 without render-to-float extensions, BlendColor clamps to [0,1] on store.
+    // On ES3+, or with render-to-float exts enabled, it does not clamp on store.
+    const bool isES2 = mClientVersion.major == 2;
+    const bool hasFloatBlending =
+        mExtensions.colorBufferFloatEXT || mExtensions.colorBufferHalfFloatEXT ||
+        mExtensions.colorBufferFloatRgbCHROMIUM || mExtensions.colorBufferFloatRgbaCHROMIUM;
+    if ((isES2 && !hasFloatBlending) || mNoUnclampedBlendColor)
+    {
+        red   = clamp01(red);
+        green = clamp01(green);
+        blue  = clamp01(blue);
+        alpha = clamp01(alpha);
+    }
+
+    if (mBlendColor.red != red || mBlendColor.green != green || mBlendColor.blue != blue ||
+        mBlendColor.alpha != 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)
+{
+    if (mSetBlendEquationsIndexedInvoked || mBlendState.blendEquationRGB != rgbEquation ||
+        mBlendState.blendEquationAlpha != alphaEquation)
+    {
+        mBlendState.blendEquationRGB   = rgbEquation;
+        mBlendState.blendEquationAlpha = alphaEquation;
+
+        mSetBlendEquationsIndexedInvoked = false;
+        mBlendStateExt.setEquations(rgbEquation, alphaEquation);
+        mDirtyBits.set(DIRTY_BIT_BLEND_EQUATIONS);
+    }
+}
+
+void State::setBlendEquationIndexed(GLenum rgbEquation, GLenum alphaEquation, GLuint index)
+{
+    mSetBlendEquationsIndexedInvoked = true;
+    mBlendStateExt.setEquationsIndexed(index, rgbEquation, alphaEquation);
+    mDirtyBits.set(DIRTY_BIT_BLEND_EQUATIONS);
+}
+
+void State::setStencilTest(bool enabled)
+{
+    if (mDepthStencil.stencilTest != enabled)
+    {
+        mDepthStencil.stencilTest = enabled;
+        mDirtyBits.set(DIRTY_BIT_STENCIL_TEST_ENABLED);
+    }
+}
+
+void State::setStencilParams(GLenum stencilFunc, GLint stencilRef, GLuint stencilMask)
+{
+    if (mDepthStencil.stencilFunc != stencilFunc || mStencilRef != stencilRef ||
+        mDepthStencil.stencilMask != stencilMask)
+    {
+        mDepthStencil.stencilFunc = stencilFunc;
+        mStencilRef               = stencilRef;
+        mDepthStencil.stencilMask = stencilMask;
+        mDirtyBits.set(DIRTY_BIT_STENCIL_FUNCS_FRONT);
+    }
+}
+
+void State::setStencilBackParams(GLenum stencilBackFunc,
+                                 GLint stencilBackRef,
+                                 GLuint stencilBackMask)
+{
+    if (mDepthStencil.stencilBackFunc != stencilBackFunc || mStencilBackRef != stencilBackRef ||
+        mDepthStencil.stencilBackMask != stencilBackMask)
+    {
+        mDepthStencil.stencilBackFunc = stencilBackFunc;
+        mStencilBackRef               = stencilBackRef;
+        mDepthStencil.stencilBackMask = stencilBackMask;
+        mDirtyBits.set(DIRTY_BIT_STENCIL_FUNCS_BACK);
+    }
+}
+
+void State::setStencilWritemask(GLuint stencilWritemask)
+{
+    if (mDepthStencil.stencilWritemask != stencilWritemask)
+    {
+        mDepthStencil.stencilWritemask = stencilWritemask;
+        mDirtyBits.set(DIRTY_BIT_STENCIL_WRITEMASK_FRONT);
+    }
+}
+
+void State::setStencilBackWritemask(GLuint stencilBackWritemask)
+{
+    if (mDepthStencil.stencilBackWritemask != stencilBackWritemask)
+    {
+        mDepthStencil.stencilBackWritemask = stencilBackWritemask;
+        mDirtyBits.set(DIRTY_BIT_STENCIL_WRITEMASK_BACK);
+    }
+}
+
+void State::setStencilOperations(GLenum stencilFail,
+                                 GLenum stencilPassDepthFail,
+                                 GLenum stencilPassDepthPass)
+{
+    if (mDepthStencil.stencilFail != stencilFail ||
+        mDepthStencil.stencilPassDepthFail != stencilPassDepthFail ||
+        mDepthStencil.stencilPassDepthPass != 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)
+{
+    if (mDepthStencil.stencilBackFail != stencilBackFail ||
+        mDepthStencil.stencilBackPassDepthFail != stencilBackPassDepthFail ||
+        mDepthStencil.stencilBackPassDepthPass != stencilBackPassDepthPass)
+    {
+        mDepthStencil.stencilBackFail          = stencilBackFail;
+        mDepthStencil.stencilBackPassDepthFail = stencilBackPassDepthFail;
+        mDepthStencil.stencilBackPassDepthPass = stencilBackPassDepthPass;
+        mDirtyBits.set(DIRTY_BIT_STENCIL_OPS_BACK);
+    }
+}
+
+void State::setPolygonOffsetFill(bool enabled)
+{
+    if (mRasterizer.polygonOffsetFill != 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);
+}
+
+void State::setSampleAlphaToCoverage(bool enabled)
+{
+    if (mSampleAlphaToCoverage != enabled)
+    {
+        mSampleAlphaToCoverage = enabled;
+        mDirtyBits.set(DIRTY_BIT_SAMPLE_ALPHA_TO_COVERAGE_ENABLED);
+    }
+}
+
+void State::setSampleCoverage(bool enabled)
+{
+    if (mSampleCoverage != 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);
+}
+
+void State::setSampleMaskEnabled(bool enabled)
+{
+    if (mSampleMask != 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);
+}
+
+void State::setSampleAlphaToOne(bool enabled)
+{
+    if (mSampleAlphaToOne != enabled)
+    {
+        mSampleAlphaToOne = enabled;
+        mDirtyBits.set(DIRTY_BIT_SAMPLE_ALPHA_TO_ONE);
+    }
+}
+
+void State::setMultisampling(bool enabled)
+{
+    if (mMultiSampling != enabled)
+    {
+        mMultiSampling = enabled;
+        mDirtyBits.set(DIRTY_BIT_MULTISAMPLING);
+    }
+}
+
+void State::setSampleShading(bool enabled)
+{
+    if (mIsSampleShadingEnabled != enabled)
+    {
+        mIsSampleShadingEnabled = enabled;
+        mMinSampleShading       = (enabled) ? 1.0f : mMinSampleShading;
+        mDirtyBits.set(DIRTY_BIT_SAMPLE_SHADING);
+    }
+}
+
+void State::setMinSampleShading(float value)
+{
+    value = gl::clamp01(value);
+
+    if (mMinSampleShading != value)
+    {
+        mMinSampleShading = value;
+        mDirtyBits.set(DIRTY_BIT_SAMPLE_SHADING);
+    }
+}
+
+void State::setScissorTest(bool enabled)
+{
+    if (mScissorTest != enabled)
+    {
+        mScissorTest = enabled;
+        mDirtyBits.set(DIRTY_BIT_SCISSOR_TEST_ENABLED);
+    }
+}
+
+void State::setScissorParams(GLint x, GLint y, GLsizei width, GLsizei height)
+{
+    // Skip if same scissor info
+    if (mScissor.x != x || mScissor.y != y || mScissor.width != width || mScissor.height != height)
+    {
+        mScissor.x      = x;
+        mScissor.y      = y;
+        mScissor.width  = width;
+        mScissor.height = height;
+        mDirtyBits.set(DIRTY_BIT_SCISSOR);
+    }
+}
+
+void State::setDither(bool enabled)
+{
+    if (mRasterizer.dither != enabled)
+    {
+        mRasterizer.dither = enabled;
+        mDirtyBits.set(DIRTY_BIT_DITHER_ENABLED);
+    }
+}
+
+void State::setPrimitiveRestart(bool enabled)
+{
+    if (mPrimitiveRestart != enabled)
+    {
+        mPrimitiveRestart = enabled;
+        mDirtyBits.set(DIRTY_BIT_PRIMITIVE_RESTART_ENABLED);
+    }
+}
+
+void State::setClipDistanceEnable(int idx, bool enable)
+{
+    if (enable)
+    {
+        mClipDistancesEnabled.set(idx);
+    }
+    else
+    {
+        mClipDistancesEnabled.reset(idx);
+    }
+
+    mDirtyBits.set(DIRTY_BIT_EXTENDED);
+    mExtendedDirtyBits.set(EXTENDED_DIRTY_BIT_CLIP_DISTANCES);
+}
+
+void State::setEnableFeature(GLenum feature, bool enabled)
+{
+    switch (feature)
+    {
+        case GL_MULTISAMPLE_EXT:
+            setMultisampling(enabled);
+            return;
+        case GL_SAMPLE_ALPHA_TO_ONE_EXT:
+            setSampleAlphaToOne(enabled);
+            return;
+        case GL_CULL_FACE:
+            setCullFace(enabled);
+            return;
+        case GL_POLYGON_OFFSET_FILL:
+            setPolygonOffsetFill(enabled);
+            return;
+        case GL_SAMPLE_ALPHA_TO_COVERAGE:
+            setSampleAlphaToCoverage(enabled);
+            return;
+        case GL_SAMPLE_COVERAGE:
+            setSampleCoverage(enabled);
+            return;
+        case GL_SCISSOR_TEST:
+            setScissorTest(enabled);
+            return;
+        case GL_STENCIL_TEST:
+            setStencilTest(enabled);
+            return;
+        case GL_DEPTH_TEST:
+            setDepthTest(enabled);
+            return;
+        case GL_BLEND:
+            setBlend(enabled);
+            return;
+        case GL_DITHER:
+            setDither(enabled);
+            return;
+        case GL_COLOR_LOGIC_OP:
+            if (mClientVersion.major == 1)
+            {
+                // Handle logicOp in GLES1 through the GLES1 state management and emulation.
+                // Otherwise this state could be set as part of ANGLE_logic_op.
+                break;
+            }
+            setLogicOpEnabled(enabled);
+            return;
+        case GL_PRIMITIVE_RESTART_FIXED_INDEX:
+            setPrimitiveRestart(enabled);
+            return;
+        case GL_RASTERIZER_DISCARD:
+            setRasterizerDiscard(enabled);
+            return;
+        case GL_SAMPLE_MASK:
+            setSampleMaskEnabled(enabled);
+            return;
+        case GL_DEBUG_OUTPUT_SYNCHRONOUS:
+            mDebug.setOutputSynchronous(enabled);
+            return;
+        case GL_DEBUG_OUTPUT:
+            mDebug.setOutputEnabled(enabled);
+            return;
+        case GL_FRAMEBUFFER_SRGB_EXT:
+            setFramebufferSRGB(enabled);
+            return;
+        case GL_TEXTURE_RECTANGLE_ANGLE:
+            mTextureRectangleEnabled = enabled;
+            return;
+        case GL_SAMPLE_SHADING:
+            setSampleShading(enabled);
+            return;
+        // GL_APPLE_clip_distance/GL_EXT_clip_cull_distance
+        case GL_CLIP_DISTANCE0_EXT:
+        case GL_CLIP_DISTANCE1_EXT:
+        case GL_CLIP_DISTANCE2_EXT:
+        case GL_CLIP_DISTANCE3_EXT:
+        case GL_CLIP_DISTANCE4_EXT:
+        case GL_CLIP_DISTANCE5_EXT:
+        case GL_CLIP_DISTANCE6_EXT:
+        case GL_CLIP_DISTANCE7_EXT:
+            // NOTE(hqle): These enums are conflicted with GLES1's enums, need
+            // to do additional check here:
+            if (mClientVersion.major >= 2)
+            {
+                setClipDistanceEnable(feature - GL_CLIP_DISTANCE0_EXT, enabled);
+                return;
+            }
+            break;
+        case GL_SHADING_RATE_PRESERVE_ASPECT_RATIO_QCOM:
+            mShadingRatePreserveAspectRatio = enabled;
+            return;
+    }
+
+    ASSERT(mClientVersion.major == 1);
+
+    // GLES1 emulation. Need to separate from main switch due to conflict enum between
+    // GL_CLIP_DISTANCE0_EXT & GL_CLIP_PLANE0
+    switch (feature)
+    {
+        case GL_ALPHA_TEST:
+            mGLES1State.mAlphaTestEnabled = enabled;
+            break;
+        case GL_TEXTURE_2D:
+            mGLES1State.mTexUnitEnables[mActiveSampler].set(TextureType::_2D, enabled);
+            break;
+        case GL_TEXTURE_CUBE_MAP:
+            mGLES1State.mTexUnitEnables[mActiveSampler].set(TextureType::CubeMap, enabled);
+            break;
+        case GL_LIGHTING:
+            mGLES1State.mLightingEnabled = enabled;
+            break;
+        case GL_LIGHT0:
+        case GL_LIGHT1:
+        case GL_LIGHT2:
+        case GL_LIGHT3:
+        case GL_LIGHT4:
+        case GL_LIGHT5:
+        case GL_LIGHT6:
+        case GL_LIGHT7:
+            mGLES1State.mLights[feature - GL_LIGHT0].enabled = enabled;
+            break;
+        case GL_NORMALIZE:
+            mGLES1State.mNormalizeEnabled = enabled;
+            break;
+        case GL_RESCALE_NORMAL:
+            mGLES1State.mRescaleNormalEnabled = enabled;
+            break;
+        case GL_COLOR_MATERIAL:
+            mGLES1State.mColorMaterialEnabled = enabled;
+            break;
+        case GL_CLIP_PLANE0:
+        case GL_CLIP_PLANE1:
+        case GL_CLIP_PLANE2:
+        case GL_CLIP_PLANE3:
+        case GL_CLIP_PLANE4:
+        case GL_CLIP_PLANE5:
+            mGLES1State.mClipPlanes[feature - GL_CLIP_PLANE0].enabled = enabled;
+            break;
+        case GL_FOG:
+            mGLES1State.mFogEnabled = enabled;
+            break;
+        case GL_POINT_SMOOTH:
+            mGLES1State.mPointSmoothEnabled = enabled;
+            break;
+        case GL_LINE_SMOOTH:
+            mGLES1State.mLineSmoothEnabled = enabled;
+            break;
+        case GL_POINT_SPRITE_OES:
+            mGLES1State.mPointSpriteEnabled = enabled;
+            break;
+        case GL_COLOR_LOGIC_OP:
+            mGLES1State.setLogicOpEnabled(enabled);
+            break;
+        default:
+            UNREACHABLE();
+    }
+}
+
+void State::setEnableFeatureIndexed(GLenum feature, bool enabled, GLuint index)
+{
+    switch (feature)
+    {
+        case GL_BLEND:
+            setBlendIndexed(enabled, index);
+            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_COLOR_LOGIC_OP:
+            if (mClientVersion.major == 1)
+            {
+                // Handle logicOp in GLES1 through the GLES1 state management and emulation.
+                break;
+            }
+            return isLogicOpEnabled();
+        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;
+        case GL_TEXTURE_RECTANGLE_ANGLE:
+            return mTextureRectangleEnabled;
+        case GL_SAMPLE_SHADING:
+            return isSampleShadingEnabled();
+        // GL_APPLE_clip_distance/GL_EXT_clip_cull_distance
+        case GL_CLIP_DISTANCE0_EXT:
+        case GL_CLIP_DISTANCE1_EXT:
+        case GL_CLIP_DISTANCE2_EXT:
+        case GL_CLIP_DISTANCE3_EXT:
+        case GL_CLIP_DISTANCE4_EXT:
+        case GL_CLIP_DISTANCE5_EXT:
+        case GL_CLIP_DISTANCE6_EXT:
+        case GL_CLIP_DISTANCE7_EXT:
+            if (mClientVersion.major >= 2)
+            {
+                // If GLES version is 1, the GL_CLIP_DISTANCE0_EXT enum will be used as
+                // GL_CLIP_PLANE0 instead.
+                return mClipDistancesEnabled.test(feature - GL_CLIP_DISTANCE0_EXT);
+            }
+            break;
+        case GL_SHADING_RATE_PRESERVE_ASPECT_RATIO_QCOM:
+            return mShadingRatePreserveAspectRatio;
+    }
+
+    ASSERT(mClientVersion.major == 1);
+
+    switch (feature)
+    {
+        // GLES1 emulation
+        case GL_ALPHA_TEST:
+            return mGLES1State.mAlphaTestEnabled;
+        case GL_VERTEX_ARRAY:
+            return mGLES1State.mVertexArrayEnabled;
+        case GL_NORMAL_ARRAY:
+            return mGLES1State.mNormalArrayEnabled;
+        case GL_COLOR_ARRAY:
+            return mGLES1State.mColorArrayEnabled;
+        case GL_POINT_SIZE_ARRAY_OES:
+            return mGLES1State.mPointSizeArrayEnabled;
+        case GL_TEXTURE_COORD_ARRAY:
+            return mGLES1State.mTexCoordArrayEnabled[mGLES1State.mClientActiveTexture];
+        case GL_TEXTURE_2D:
+            return mGLES1State.isTextureTargetEnabled(getActiveSampler(), TextureType::_2D);
+        case GL_TEXTURE_CUBE_MAP:
+            return mGLES1State.isTextureTargetEnabled(getActiveSampler(), TextureType::CubeMap);
+        case GL_LIGHTING:
+            return mGLES1State.mLightingEnabled;
+        case GL_LIGHT0:
+        case GL_LIGHT1:
+        case GL_LIGHT2:
+        case GL_LIGHT3:
+        case GL_LIGHT4:
+        case GL_LIGHT5:
+        case GL_LIGHT6:
+        case GL_LIGHT7:
+            return mGLES1State.mLights[feature - GL_LIGHT0].enabled;
+        case GL_NORMALIZE:
+            return mGLES1State.mNormalizeEnabled;
+        case GL_RESCALE_NORMAL:
+            return mGLES1State.mRescaleNormalEnabled;
+        case GL_COLOR_MATERIAL:
+            return mGLES1State.mColorMaterialEnabled;
+        case GL_CLIP_PLANE0:
+        case GL_CLIP_PLANE1:
+        case GL_CLIP_PLANE2:
+        case GL_CLIP_PLANE3:
+        case GL_CLIP_PLANE4:
+        case GL_CLIP_PLANE5:
+            return mGLES1State.mClipPlanes[feature - GL_CLIP_PLANE0].enabled;
+        case GL_FOG:
+            return mGLES1State.mFogEnabled;
+        case GL_POINT_SMOOTH:
+            return mGLES1State.mPointSmoothEnabled;
+        case GL_LINE_SMOOTH:
+            return mGLES1State.mLineSmoothEnabled;
+        case GL_POINT_SPRITE_OES:
+            return mGLES1State.mPointSpriteEnabled;
+        case GL_COLOR_LOGIC_OP:
+            return mGLES1State.mLogicOpEnabled;
+        default:
+            UNREACHABLE();
+            return false;
+    }
+}
+
+bool State::getEnableFeatureIndexed(GLenum feature, GLuint index) const
+{
+    switch (feature)
+    {
+        case GL_BLEND:
+            return isBlendEnabledIndexed(index);
+        default:
+            UNREACHABLE();
+            return false;
+    }
+}
+
+void State::setLineWidth(GLfloat width)
+{
+    mLineWidth = width;
+    mDirtyBits.set(DIRTY_BIT_LINE_WIDTH);
+}
+
+void State::setGenerateMipmapHint(GLenum hint)
+{
+    mGenerateMipmapHint = hint;
+    mDirtyBits.set(DIRTY_BIT_EXTENDED);
+    mExtendedDirtyBits.set(EXTENDED_DIRTY_BIT_MIPMAP_GENERATION_HINT);
+}
+
+GLenum State::getGenerateMipmapHint() const
+{
+    return mGenerateMipmapHint;
+}
+
+void State::setTextureFilteringHint(GLenum hint)
+{
+    mTextureFilteringHint = hint;
+    // Note: we don't add a dirty bit for this flag as it's not expected to be toggled at
+    // runtime.
+}
+
+GLenum State::getTextureFilteringHint() const
+{
+    return mTextureFilteringHint;
+}
+
+void State::setFragmentShaderDerivativeHint(GLenum hint)
+{
+    mFragmentShaderDerivativeHint = hint;
+    mDirtyBits.set(DIRTY_BIT_EXTENDED);
+    mExtendedDirtyBits.set(EXTENDED_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.
+}
+
+void State::setViewportParams(GLint x, GLint y, GLsizei width, GLsizei height)
+{
+    // [OpenGL ES 2.0.25] section 2.12.1 page 45:
+    // Viewport width and height are clamped to implementation-dependent maximums when specified.
+    width  = std::min(width, mCaps.maxViewportWidth);
+    height = std::min(height, mCaps.maxViewportHeight);
+
+    // Skip if same viewport info
+    if (mViewport.x != x || mViewport.y != y || mViewport.width != width ||
+        mViewport.height != height)
+    {
+        mViewport.x      = x;
+        mViewport.y      = y;
+        mViewport.width  = width;
+        mViewport.height = height;
+        mDirtyBits.set(DIRTY_BIT_VIEWPORT);
+    }
+}
+
+void State::setActiveSampler(unsigned int active)
+{
+    mActiveSampler = active;
+}
+
+void State::setSamplerTexture(const Context *context, TextureType type, Texture *texture)
+{
+    if (mExecutable && mExecutable->getActiveSamplersMask()[mActiveSampler] &&
+        IsTextureCompatibleWithSampler(type, mExecutable->getActiveSamplerTypes()[mActiveSampler]))
+    {
+        updateTextureBinding(context, mActiveSampler, texture);
+    }
+
+    mSamplerTextures[type][mActiveSampler].set(context, texture);
+
+    mDirtyBits.set(DIRTY_BIT_TEXTURE_BINDINGS);
+}
+
+Texture *State::getTargetTexture(TextureType type) const
+{
+    return getSamplerTexture(static_cast<unsigned int>(mActiveSampler), type);
+}
+
+TextureID State::getSamplerTextureId(unsigned int sampler, TextureType type) const
+{
+    ASSERT(sampler < mSamplerTextures[type].size());
+    return mSamplerTextures[type][sampler].id();
+}
+
+void State::detachTexture(const Context *context, const TextureMap &zeroTextures, TextureID 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 (TextureType type : angle::AllEnums<TextureType>())
+    {
+        TextureBindingVector &textureVector = mSamplerTextures[type];
+
+        for (size_t bindingIndex = 0; bindingIndex < textureVector.size(); ++bindingIndex)
+        {
+            BindingPointer<Texture> &binding = textureVector[bindingIndex];
+            if (binding.id() == texture)
+            {
+                // Zero textures are the "default" textures instead of NULL
+                Texture *zeroTexture = zeroTextures[type].get();
+                ASSERT(zeroTexture != nullptr);
+                if (mCompleteTextureBindings[bindingIndex].getSubject() == binding.get())
+                {
+                    updateTextureBinding(context, bindingIndex, zeroTexture);
+                }
+                binding.set(context, zeroTexture);
+            }
+        }
+    }
+
+    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;
+        }
+    }
+
+    // [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))
+    {
+        setDrawFramebufferDirty();
+    }
+}
+
+void State::initializeZeroTextures(const Context *context, const TextureMap &zeroTextures)
+{
+    for (TextureType type : angle::AllEnums<TextureType>())
+    {
+        for (size_t textureUnit = 0; textureUnit < mSamplerTextures[type].size(); ++textureUnit)
+        {
+            mSamplerTextures[type][textureUnit].set(context, zeroTextures[type].get());
+        }
+    }
+}
+
+void State::invalidateTextureBindings(TextureType type)
+{
+    mDirtyBits.set(DIRTY_BIT_TEXTURE_BINDINGS);
+}
+
+void State::setSamplerBinding(const Context *context, GLuint textureUnit, Sampler *sampler)
+{
+    if (mSamplers[textureUnit].get() == sampler)
+    {
+        return;
+    }
+
+    mSamplers[textureUnit].set(context, sampler);
+    mDirtyBits.set(DIRTY_BIT_SAMPLER_BINDINGS);
+    // This is overly conservative as it assumes the sampler has never been bound.
+    setSamplerDirty(textureUnit);
+    onActiveTextureChange(context, textureUnit);
+}
+
+void State::detachSampler(const Context *context, SamplerID 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 (size_t i = 0; i < mSamplers.size(); i++)
+    {
+        if (mSamplers[i].id() == sampler)
+        {
+            setSamplerBinding(context, static_cast<GLuint>(i), nullptr);
+        }
+    }
+}
+
+void State::setRenderbufferBinding(const Context *context, Renderbuffer *renderbuffer)
+{
+    mRenderbuffer.set(context, renderbuffer);
+    mDirtyBits.set(DIRTY_BIT_RENDERBUFFER_BINDING);
+}
+
+void State::detachRenderbuffer(const Context *context, RenderbufferID 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))
+        {
+            setDrawFramebufferDirty();
+        }
+    }
+}
+
+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->setWriteControlMode(getFramebufferSRGB() ? SrgbWriteControlMode::Default
+                                                                   : SrgbWriteControlMode::Linear);
+
+        if (mDrawFramebuffer->hasAnyDirtyBit())
+        {
+            mDirtyObjects.set(DIRTY_OBJECT_DRAW_FRAMEBUFFER);
+        }
+
+        if (mRobustResourceInit && mDrawFramebuffer->hasResourceThatNeedsInit())
+        {
+            mDirtyObjects.set(DIRTY_OBJECT_DRAW_ATTACHMENTS);
+        }
+    }
+}
+
+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::getDefaultFramebuffer() const
+{
+    return mFramebufferManager->getDefaultFramebuffer();
+}
+
+bool State::removeReadFramebufferBinding(FramebufferID framebuffer)
+{
+    if (mReadFramebuffer != nullptr && mReadFramebuffer->id() == framebuffer)
+    {
+        setReadFramebufferBinding(nullptr);
+        return true;
+    }
+
+    return false;
+}
+
+bool State::removeDrawFramebufferBinding(FramebufferID framebuffer)
+{
+    if (mReadFramebuffer != nullptr && mDrawFramebuffer->id() == framebuffer)
+    {
+        setDrawFramebufferBinding(nullptr);
+        return true;
+    }
+
+    return false;
+}
+
+void State::setVertexArrayBinding(const Context *context, VertexArray *vertexArray)
+{
+    if (mVertexArray == vertexArray)
+    {
+        return;
+    }
+
+    if (mVertexArray)
+    {
+        mVertexArray->onBindingChanged(context, -1);
+    }
+    if (vertexArray)
+    {
+        vertexArray->onBindingChanged(context, 1);
+    }
+
+    mVertexArray = vertexArray;
+    mDirtyBits.set(DIRTY_BIT_VERTEX_ARRAY_BINDING);
+
+    if (mVertexArray && mVertexArray->hasAnyDirtyBit())
+    {
+        mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY);
+    }
+}
+
+bool State::removeVertexArrayBinding(const Context *context, VertexArrayID vertexArray)
+{
+    if (mVertexArray && mVertexArray->id().value == vertexArray.value)
+    {
+        mVertexArray->onBindingChanged(context, -1);
+        mVertexArray = nullptr;
+        mDirtyBits.set(DIRTY_BIT_VERTEX_ARRAY_BINDING);
+        mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY);
+        return true;
+    }
+
+    return false;
+}
+
+VertexArrayID State::getVertexArrayId() const
+{
+    ASSERT(mVertexArray != nullptr);
+    return mVertexArray->id();
+}
+
+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::setVertexAttribFormat(GLuint attribIndex,
+                                  GLint size,
+                                  VertexAttribType type,
+                                  bool normalized,
+                                  bool pureInteger,
+                                  GLuint relativeOffset)
+{
+    getVertexArray()->setVertexAttribFormat(attribIndex, size, type, normalized, pureInteger,
+                                            relativeOffset);
+    mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY);
+}
+
+void State::setVertexBindingDivisor(const Context *context, GLuint bindingIndex, GLuint divisor)
+{
+    getVertexArray()->setVertexBindingDivisor(context, bindingIndex, divisor);
+    mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY);
+}
+
+angle::Result State::setProgram(const Context *context, Program *newProgram)
+{
+    if (newProgram && !newProgram->isLinked())
+    {
+        // Protect against applications that disable validation and try to use a program that was
+        // not successfully linked.
+        WARN() << "Attempted to use a program that was not successfully linked";
+        return angle::Result::Continue;
+    }
+
+    if (mProgram != newProgram)
+    {
+        if (mProgram)
+        {
+            unsetActiveTextures(mExecutable->getActiveSamplersMask());
+            mProgram->release(context);
+        }
+
+        mProgram    = newProgram;
+        mExecutable = nullptr;
+
+        if (mProgram)
+        {
+            mExecutable = &mProgram->getExecutable();
+            newProgram->addRef();
+            ANGLE_TRY(onProgramExecutableChange(context, newProgram));
+        }
+        else if (mProgramPipeline.get())
+        {
+            mExecutable = &mProgramPipeline->getExecutable();
+            ANGLE_TRY(onProgramPipelineExecutableChange(context));
+        }
+
+        // Note that rendering is undefined if glUseProgram(0) is called. But ANGLE will generate
+        // an error if the app tries to draw in this case.
+
+        mDirtyBits.set(DIRTY_BIT_PROGRAM_BINDING);
+    }
+
+    return angle::Result::Continue;
+}
+
+void State::setTransformFeedbackBinding(const Context *context,
+                                        TransformFeedback *transformFeedback)
+{
+    if (transformFeedback == mTransformFeedback.get())
+        return;
+    if (mTransformFeedback.get())
+        mTransformFeedback->onBindingChanged(context, false);
+    mTransformFeedback.set(context, transformFeedback);
+    if (mTransformFeedback.get())
+        mTransformFeedback->onBindingChanged(context, true);
+    mDirtyBits.set(DIRTY_BIT_TRANSFORM_FEEDBACK_BINDING);
+}
+
+bool State::removeTransformFeedbackBinding(const Context *context,
+                                           TransformFeedbackID transformFeedback)
+{
+    if (mTransformFeedback.id() == transformFeedback)
+    {
+        if (mTransformFeedback.get())
+            mTransformFeedback->onBindingChanged(context, false);
+        mTransformFeedback.set(context, nullptr);
+        return true;
+    }
+
+    return false;
+}
+
+angle::Result State::setProgramPipelineBinding(const Context *context, ProgramPipeline *pipeline)
+{
+    if (mProgramPipeline.get() == pipeline)
+    {
+        return angle::Result::Continue;
+    }
+
+    if (mProgramPipeline.get())
+    {
+        unsetActiveTextures(mProgramPipeline->getExecutable().getActiveSamplersMask());
+    }
+
+    mProgramPipeline.set(context, pipeline);
+    mDirtyBits.set(DIRTY_BIT_PROGRAM_BINDING);
+
+    // A bound Program always overrides the ProgramPipeline, so only update the
+    // current ProgramExecutable if there isn't currently a Program bound.
+    if (!mProgram)
+    {
+        if (mProgramPipeline.get())
+        {
+            mExecutable = &mProgramPipeline->getExecutable();
+            ANGLE_TRY(onProgramPipelineExecutableChange(context));
+        }
+        else
+        {
+            mExecutable = nullptr;
+        }
+    }
+
+    return angle::Result::Continue;
+}
+
+void State::detachProgramPipeline(const Context *context, ProgramPipelineID pipeline)
+{
+    mProgramPipeline.set(context, nullptr);
+
+    // A bound Program always overrides the ProgramPipeline, so only update the
+    // current ProgramExecutable if there isn't currently a Program bound.
+    if (!mProgram)
+    {
+        mExecutable = nullptr;
+    }
+}
+
+bool State::isQueryActive(QueryType type) const
+{
+    const Query *query = mActiveQueries[type].get();
+    if (query != nullptr)
+    {
+        return true;
+    }
+
+    QueryType alternativeType;
+    if (GetAlternativeQueryType(type, &alternativeType))
+    {
+        query = mActiveQueries[alternativeType].get();
+        return query != nullptr;
+    }
+
+    return false;
+}
+
+bool State::isQueryActive(Query *query) const
+{
+    for (auto &queryPointer : mActiveQueries)
+    {
+        if (queryPointer.get() == query)
+        {
+            return true;
+        }
+    }
+
+    return false;
+}
+
+void State::setActiveQuery(const Context *context, QueryType type, Query *query)
+{
+    mActiveQueries[type].set(context, query);
+}
+
+QueryID State::getActiveQueryId(QueryType type) const
+{
+    const Query *query = getActiveQuery(type);
+    if (query)
+    {
+        return query->id();
+    }
+    return {0};
+}
+
+Query *State::getActiveQuery(QueryType type) const
+{
+    return mActiveQueries[type].get();
+}
+
+angle::Result State::setIndexedBufferBinding(const Context *context,
+                                             BufferBinding target,
+                                             GLuint index,
+                                             Buffer *buffer,
+                                             GLintptr offset,
+                                             GLsizeiptr size)
+{
+    setBufferBinding(context, target, buffer);
+
+    switch (target)
+    {
+        case BufferBinding::TransformFeedback:
+            ANGLE_TRY(mTransformFeedback->bindIndexedBuffer(context, index, buffer, offset, size));
+            setBufferBinding(context, target, buffer);
+            break;
+        case BufferBinding::Uniform:
+            mBoundUniformBuffersMask.set(index, buffer != nullptr);
+            UpdateIndexedBufferBinding(context, &mUniformBuffers[index], buffer, target, offset,
+                                       size);
+            break;
+        case BufferBinding::AtomicCounter:
+            mBoundAtomicCounterBuffersMask.set(index, buffer != nullptr);
+            UpdateIndexedBufferBinding(context, &mAtomicCounterBuffers[index], buffer, target,
+                                       offset, size);
+            break;
+        case BufferBinding::ShaderStorage:
+            mBoundShaderStorageBuffersMask.set(index, buffer != nullptr);
+            UpdateIndexedBufferBinding(context, &mShaderStorageBuffers[index], buffer, target,
+                                       offset, size);
+            break;
+        default:
+            UNREACHABLE();
+            break;
+    }
+
+    return angle::Result::Continue;
+}
+
+const OffsetBindingPointer<Buffer> &State::getIndexedUniformBuffer(size_t index) const
+{
+    ASSERT(index < mUniformBuffers.size());
+    return mUniformBuffers[index];
+}
+
+const OffsetBindingPointer<Buffer> &State::getIndexedAtomicCounterBuffer(size_t index) const
+{
+    ASSERT(index < mAtomicCounterBuffers.size());
+    return mAtomicCounterBuffers[index];
+}
+
+const OffsetBindingPointer<Buffer> &State::getIndexedShaderStorageBuffer(size_t index) const
+{
+    ASSERT(index < mShaderStorageBuffers.size());
+    return mShaderStorageBuffers[index];
+}
+
+angle::Result State::detachBuffer(Context *context, const Buffer *buffer)
+{
+    BufferID bufferID = buffer->id();
+    for (gl::BufferBinding target : angle::AllEnums<BufferBinding>())
+    {
+        if (mBoundBuffers[target].id() == bufferID)
+        {
+            UpdateBufferBinding(context, &mBoundBuffers[target], nullptr, target);
+        }
+    }
+
+    TransformFeedback *curTransformFeedback = getCurrentTransformFeedback();
+    if (curTransformFeedback)
+    {
+        ANGLE_TRY(curTransformFeedback->detachBuffer(context, bufferID));
+        context->getStateCache().onActiveTransformFeedbackChange(context);
+    }
+
+    if (getVertexArray()->detachBuffer(context, bufferID))
+    {
+        mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY);
+        context->getStateCache().onVertexArrayStateChange(context);
+    }
+
+    for (size_t uniformBufferIndex : mBoundUniformBuffersMask)
+    {
+        OffsetBindingPointer<Buffer> &binding = mUniformBuffers[uniformBufferIndex];
+
+        if (binding.id() == bufferID)
+        {
+            UpdateIndexedBufferBinding(context, &binding, nullptr, BufferBinding::Uniform, 0, 0);
+            mBoundUniformBuffersMask.reset(uniformBufferIndex);
+        }
+    }
+
+    for (size_t atomicCounterBufferIndex : mBoundAtomicCounterBuffersMask)
+    {
+        OffsetBindingPointer<Buffer> &binding = mAtomicCounterBuffers[atomicCounterBufferIndex];
+
+        if (binding.id() == bufferID)
+        {
+            UpdateIndexedBufferBinding(context, &binding, nullptr, BufferBinding::AtomicCounter, 0,
+                                       0);
+            mBoundAtomicCounterBuffersMask.reset(atomicCounterBufferIndex);
+        }
+    }
+
+    for (size_t shaderStorageBufferIndex : mBoundShaderStorageBuffersMask)
+    {
+        OffsetBindingPointer<Buffer> &binding = mShaderStorageBuffers[shaderStorageBufferIndex];
+
+        if (binding.id() == bufferID)
+        {
+            UpdateIndexedBufferBinding(context, &binding, nullptr, BufferBinding::ShaderStorage, 0,
+                                       0);
+            mBoundShaderStorageBuffersMask.reset(shaderStorageBufferIndex);
+        }
+    }
+
+    return angle::Result::Continue;
+}
+
+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);
+    SetComponentTypeMask(ComponentType::Float, index, &mCurrentValuesTypeMask);
+}
+
+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);
+    SetComponentTypeMask(ComponentType::UnsignedInt, index, &mCurrentValuesTypeMask);
+}
+
+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);
+    SetComponentTypeMask(ComponentType::Int, index, &mCurrentValuesTypeMask);
+}
+
+void State::setVertexAttribDivisor(const Context *context, GLuint index, GLuint divisor)
+{
+    getVertexArray()->setVertexAttribDivisor(context, index, divisor);
+    mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY);
+}
+
+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);
+}
+
+void State::setPackReverseRowOrder(bool reverseRowOrder)
+{
+    mPack.reverseRowOrder = reverseRowOrder;
+    mDirtyBits.set(DIRTY_BIT_PACK_STATE);
+}
+
+void State::setPackRowLength(GLint rowLength)
+{
+    mPack.rowLength = rowLength;
+    mDirtyBits.set(DIRTY_BIT_PACK_STATE);
+}
+
+void State::setPackSkipRows(GLint skipRows)
+{
+    mPack.skipRows = skipRows;
+    mDirtyBits.set(DIRTY_BIT_PACK_STATE);
+}
+
+void State::setPackSkipPixels(GLint skipPixels)
+{
+    mPack.skipPixels = skipPixels;
+    mDirtyBits.set(DIRTY_BIT_PACK_STATE);
+}
+
+void State::setUnpackAlignment(GLint alignment)
+{
+    mUnpack.alignment = alignment;
+    mDirtyBits.set(DIRTY_BIT_UNPACK_STATE);
+}
+
+void State::setUnpackRowLength(GLint rowLength)
+{
+    mUnpack.rowLength = rowLength;
+    mDirtyBits.set(DIRTY_BIT_UNPACK_STATE);
+}
+
+void State::setUnpackImageHeight(GLint imageHeight)
+{
+    mUnpack.imageHeight = imageHeight;
+    mDirtyBits.set(DIRTY_BIT_UNPACK_STATE);
+}
+
+void State::setUnpackSkipImages(GLint skipImages)
+{
+    mUnpack.skipImages = skipImages;
+    mDirtyBits.set(DIRTY_BIT_UNPACK_STATE);
+}
+
+void State::setUnpackSkipRows(GLint skipRows)
+{
+    mUnpack.skipRows = skipRows;
+    mDirtyBits.set(DIRTY_BIT_UNPACK_STATE);
+}
+
+void State::setUnpackSkipPixels(GLint skipPixels)
+{
+    mUnpack.skipPixels = skipPixels;
+    mDirtyBits.set(DIRTY_BIT_UNPACK_STATE);
+}
+
+void State::setCoverageModulation(GLenum components)
+{
+    if (mCoverageModulation != components)
+    {
+        mCoverageModulation = components;
+        mDirtyBits.set(DIRTY_BIT_COVERAGE_MODULATION);
+    }
+}
+
+void State::setFramebufferSRGB(bool sRGB)
+{
+    if (mFramebufferSRGB != sRGB)
+    {
+        mFramebufferSRGB = sRGB;
+        mDirtyBits.set(DIRTY_BIT_FRAMEBUFFER_SRGB_WRITE_CONTROL_MODE);
+        setDrawFramebufferDirty();
+    }
+}
+
+void State::setMaxShaderCompilerThreads(GLuint count)
+{
+    mMaxShaderCompilerThreads = count;
+}
+
+void State::setPatchVertices(GLuint value)
+{
+    if (mPatchVertices != value)
+    {
+        mPatchVertices = value;
+        mDirtyBits.set(DIRTY_BIT_PATCH_VERTICES);
+    }
+}
+
+void State::setPixelLocalStorageActive(bool active)
+{
+    mPixelLocalStorageActive = active;
+}
+
+void State::setShadingRate(GLenum rate)
+{
+    mShadingRate = FromGLenum<ShadingRate>(rate);
+    mDirtyBits.set(DIRTY_BIT_EXTENDED);
+    mExtendedDirtyBits.set(EXTENDED_DIRTY_BIT_SHADING_RATE);
+}
+
+void State::getBooleanv(GLenum pname, GLboolean *params) const
+{
+    switch (pname)
+    {
+        case GL_SAMPLE_COVERAGE_INVERT:
+            *params = mSampleCoverageInvert;
+            break;
+        case GL_DEPTH_WRITEMASK:
+            *params = mDepthStencil.depthMask;
+            break;
+        case GL_COLOR_WRITEMASK:
+        {
+            // non-indexed get returns the state of draw buffer zero
+            bool r, g, b, a;
+            mBlendStateExt.getColorMaskIndexed(0, &r, &g, &b, &a);
+            params[0] = r;
+            params[1] = g;
+            params[2] = b;
+            params[3] = a;
+            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 = mSampleAlphaToCoverage;
+            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:
+            // non-indexed get returns the state of draw buffer zero
+            *params = mBlendStateExt.getEnabledMask().test(0);
+            break;
+        case GL_DITHER:
+            *params = mRasterizer.dither;
+            break;
+        case GL_COLOR_LOGIC_OP:
+            ASSERT(mClientVersion.major > 1);
+            *params = mLogicOpEnabled;
+            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;
+        case GL_TEXTURE_RECTANGLE_ANGLE:
+            *params = mTextureRectangleEnabled ? GL_TRUE : GL_FALSE;
+            break;
+        case GL_LIGHT_MODEL_TWO_SIDE:
+            *params = IsLightModelTwoSided(&mGLES1State);
+            break;
+        case GL_SAMPLE_SHADING:
+            *params = mIsSampleShadingEnabled;
+            break;
+        case GL_PRIMITIVE_RESTART_FOR_PATCHES_SUPPORTED:
+            *params = isPrimitiveRestartEnabled() && getExtensions().tessellationShaderEXT;
+            break;
+        // 2.2.2 Data Conversions For State Query Commands, in GLES 3.2 spec.
+        // If a command returning boolean data is called, such as GetBooleanv, a floating-point or
+        // integer value converts to FALSE if and only if it is zero. Otherwise it converts to TRUE.
+        // GL_EXT_clip_control
+        case GL_CLIP_ORIGIN_EXT:
+            *params = GL_TRUE;
+            break;
+        case GL_CLIP_DEPTH_MODE_EXT:
+            *params = GL_TRUE;
+            break;
+        case GL_ROBUST_FRAGMENT_SHADER_OUTPUT_ANGLE:
+            *params = mExtensions.robustFragmentShaderOutputANGLE ? GL_TRUE : GL_FALSE;
+            break;
+        // GL_ANGLE_shader_pixel_local_storage
+        case GL_PIXEL_LOCAL_STORAGE_ACTIVE_ANGLE:
+            *params = mPixelLocalStorageActive ? GL_TRUE : GL_FALSE;
+            break;
+        default:
+            UNREACHABLE();
+            break;
+    }
+}
+
+void State::getFloatv(GLenum pname, GLfloat *params) const
+{
+    // 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;
+        case GL_ALPHA_TEST_REF:
+            *params = mGLES1State.mAlphaTestRef;
+            break;
+        case GL_CURRENT_COLOR:
+        {
+            const auto &color = mGLES1State.mCurrentColor;
+            params[0]         = color.red;
+            params[1]         = color.green;
+            params[2]         = color.blue;
+            params[3]         = color.alpha;
+            break;
+        }
+        case GL_CURRENT_NORMAL:
+        {
+            const auto &normal = mGLES1State.mCurrentNormal;
+            params[0]          = normal[0];
+            params[1]          = normal[1];
+            params[2]          = normal[2];
+            break;
+        }
+        case GL_CURRENT_TEXTURE_COORDS:
+        {
+            const auto &texcoord = mGLES1State.mCurrentTextureCoords[mActiveSampler];
+            params[0]            = texcoord.s;
+            params[1]            = texcoord.t;
+            params[2]            = texcoord.r;
+            params[3]            = texcoord.q;
+            break;
+        }
+        case GL_MODELVIEW_MATRIX:
+            memcpy(params, mGLES1State.mModelviewMatrices.back().constData(), 16 * sizeof(GLfloat));
+            break;
+        case GL_PROJECTION_MATRIX:
+            memcpy(params, mGLES1State.mProjectionMatrices.back().constData(),
+                   16 * sizeof(GLfloat));
+            break;
+        case GL_TEXTURE_MATRIX:
+            memcpy(params, mGLES1State.mTextureMatrices[mActiveSampler].back().constData(),
+                   16 * sizeof(GLfloat));
+            break;
+        case GL_LIGHT_MODEL_AMBIENT:
+            GetLightModelParameters(&mGLES1State, pname, params);
+            break;
+        case GL_FOG_MODE:
+        case GL_FOG_DENSITY:
+        case GL_FOG_START:
+        case GL_FOG_END:
+        case GL_FOG_COLOR:
+            GetFogParameters(&mGLES1State, pname, params);
+            break;
+        case GL_POINT_SIZE:
+            GetPointSize(&mGLES1State, params);
+            break;
+        case GL_POINT_SIZE_MIN:
+        case GL_POINT_SIZE_MAX:
+        case GL_POINT_FADE_THRESHOLD_SIZE:
+        case GL_POINT_DISTANCE_ATTENUATION:
+            GetPointParameter(&mGLES1State, FromGLenum<PointParameter>(pname), params);
+            break;
+        case GL_MIN_SAMPLE_SHADING_VALUE:
+            *params = mMinSampleShading;
+            break;
+        // 2.2.2 Data Conversions For State Query Commands, in GLES 3.2 spec.
+        // If a command returning floating-point data is called, such as GetFloatv, ... An integer
+        // value is coerced to floating-point.
+        case GL_CLIP_ORIGIN_EXT:
+            *params = static_cast<float>(mClipControlOrigin);
+            break;
+        case GL_CLIP_DEPTH_MODE_EXT:
+            *params = static_cast<float>(mClipControlDepth);
+            break;
+        default:
+            UNREACHABLE();
+            break;
+    }
+}
+
+angle::Result State::getIntegerv(const Context *context, GLenum pname, GLint *params) const
+{
+    if (pname >= GL_DRAW_BUFFER0_EXT && pname <= GL_DRAW_BUFFER15_EXT)
+    {
+        size_t drawBuffer = (pname - GL_DRAW_BUFFER0_EXT);
+        ASSERT(drawBuffer < static_cast<size_t>(mCaps.maxDrawBuffers));
+        Framebuffer *framebuffer = mDrawFramebuffer;
+        // The default framebuffer may have fewer draw buffer states than a user-created one. The
+        // user is always allowed to query up to GL_MAX_DRAWBUFFERS so just return GL_NONE here if
+        // the draw buffer is out of range for this framebuffer.
+        *params = drawBuffer < framebuffer->getDrawbufferStateCount()
+                      ? framebuffer->getDrawBufferState(drawBuffer)
+                      : GL_NONE;
+        return angle::Result::Continue;
+    }
+
+    // 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().value;
+            break;
+        case GL_DRAW_INDIRECT_BUFFER_BINDING:
+            *params = mBoundBuffers[BufferBinding::DrawIndirect].id().value;
+            break;
+        case GL_ELEMENT_ARRAY_BUFFER_BINDING:
+        {
+            Buffer *elementArrayBuffer = getVertexArray()->getElementArrayBuffer();
+            *params                    = elementArrayBuffer ? elementArrayBuffer->id().value : 0;
+            break;
+        }
+        case GL_DRAW_FRAMEBUFFER_BINDING:
+            static_assert(GL_DRAW_FRAMEBUFFER_BINDING == GL_DRAW_FRAMEBUFFER_BINDING_ANGLE,
+                          "Enum mismatch");
+            *params = mDrawFramebuffer->id().value;
+            break;
+        case GL_READ_FRAMEBUFFER_BINDING:
+            static_assert(GL_READ_FRAMEBUFFER_BINDING == GL_READ_FRAMEBUFFER_BINDING_ANGLE,
+                          "Enum mismatch");
+            *params = mReadFramebuffer->id().value;
+            break;
+        case GL_RENDERBUFFER_BINDING:
+            *params = mRenderbuffer.id().value;
+            break;
+        case GL_VERTEX_ARRAY_BINDING:
+            *params = mVertexArray->id().value;
+            break;
+        case GL_CURRENT_PROGRAM:
+            *params = mProgram ? mProgram->id().value : 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_TEXTURE_FILTERING_HINT_CHROMIUM:
+            *params = mTextureFilteringHint;
+            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(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(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:
+            // non-indexed get returns the state of draw buffer zero
+            *params = mBlendStateExt.getSrcColorIndexed(0);
+            break;
+        case GL_BLEND_SRC_ALPHA:
+            *params = mBlendStateExt.getSrcAlphaIndexed(0);
+            break;
+        case GL_BLEND_DST_RGB:
+            *params = mBlendStateExt.getDstColorIndexed(0);
+            break;
+        case GL_BLEND_DST_ALPHA:
+            *params = mBlendStateExt.getDstAlphaIndexed(0);
+            break;
+        case GL_BLEND_EQUATION_RGB:
+            *params = mBlendStateExt.getEquationColorIndexed(0);
+            break;
+        case GL_BLEND_EQUATION_ALPHA:
+            *params = mBlendStateExt.getEquationAlphaIndexed(0);
+            break;
+        case GL_STENCIL_WRITEMASK:
+            *params = CastMaskValue(mDepthStencil.stencilWritemask);
+            break;
+        case GL_STENCIL_BACK_WRITEMASK:
+            *params = CastMaskValue(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->isComplete(context))
+            {
+                GLint samples = framebuffer->getSamples(context);
+                switch (pname)
+                {
+                    case GL_SAMPLE_BUFFERS:
+                        if (samples != 0)
+                        {
+                            *params = 1;
+                        }
+                        else
+                        {
+                            *params = 0;
+                        }
+                        break;
+                    case GL_SAMPLES:
+                        *params = samples;
+                        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->getFirstColorAttachment();
+
+            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->getDepthAttachment();
+
+            if (depthbuffer)
+            {
+                *params = depthbuffer->getDepthSize();
+            }
+            else
+            {
+                *params = 0;
+            }
+        }
+        break;
+        case GL_STENCIL_BITS:
+        {
+            const Framebuffer *framebuffer             = getDrawFramebuffer();
+            const FramebufferAttachment *stencilbuffer = framebuffer->getStencilAttachment();
+
+            if (stencilbuffer)
+            {
+                *params = stencilbuffer->getStencilSize();
+            }
+            else
+            {
+                *params = 0;
+            }
+        }
+        break;
+        case GL_TEXTURE_BINDING_2D:
+            ASSERT(mActiveSampler < mCaps.maxCombinedTextureImageUnits);
+            *params =
+                getSamplerTextureId(static_cast<unsigned int>(mActiveSampler), TextureType::_2D)
+                    .value;
+            break;
+        case GL_TEXTURE_BINDING_RECTANGLE_ANGLE:
+            ASSERT(mActiveSampler < mCaps.maxCombinedTextureImageUnits);
+            *params = getSamplerTextureId(static_cast<unsigned int>(mActiveSampler),
+                                          TextureType::Rectangle)
+                          .value;
+            break;
+        case GL_TEXTURE_BINDING_CUBE_MAP:
+            ASSERT(mActiveSampler < mCaps.maxCombinedTextureImageUnits);
+            *params =
+                getSamplerTextureId(static_cast<unsigned int>(mActiveSampler), TextureType::CubeMap)
+                    .value;
+            break;
+        case GL_TEXTURE_BINDING_3D:
+            ASSERT(mActiveSampler < mCaps.maxCombinedTextureImageUnits);
+            *params =
+                getSamplerTextureId(static_cast<unsigned int>(mActiveSampler), TextureType::_3D)
+                    .value;
+            break;
+        case GL_TEXTURE_BINDING_2D_ARRAY:
+            ASSERT(mActiveSampler < mCaps.maxCombinedTextureImageUnits);
+            *params = getSamplerTextureId(static_cast<unsigned int>(mActiveSampler),
+                                          TextureType::_2DArray)
+                          .value;
+            break;
+        case GL_TEXTURE_BINDING_2D_MULTISAMPLE:
+            ASSERT(mActiveSampler < mCaps.maxCombinedTextureImageUnits);
+            *params = getSamplerTextureId(static_cast<unsigned int>(mActiveSampler),
+                                          TextureType::_2DMultisample)
+                          .value;
+            break;
+        case GL_TEXTURE_BINDING_2D_MULTISAMPLE_ARRAY:
+            ASSERT(mActiveSampler < mCaps.maxCombinedTextureImageUnits);
+            *params = getSamplerTextureId(static_cast<unsigned int>(mActiveSampler),
+                                          TextureType::_2DMultisampleArray)
+                          .value;
+            break;
+        case GL_TEXTURE_BINDING_CUBE_MAP_ARRAY:
+            ASSERT(mActiveSampler < mCaps.maxCombinedTextureImageUnits);
+            *params = getSamplerTextureId(static_cast<unsigned int>(mActiveSampler),
+                                          TextureType::CubeMapArray)
+                          .value;
+            break;
+        case GL_TEXTURE_BINDING_EXTERNAL_OES:
+            ASSERT(mActiveSampler < mCaps.maxCombinedTextureImageUnits);
+            *params = getSamplerTextureId(static_cast<unsigned int>(mActiveSampler),
+                                          TextureType::External)
+                          .value;
+            break;
+
+        // GL_OES_texture_buffer
+        case GL_TEXTURE_BINDING_BUFFER:
+            ASSERT(mActiveSampler < mCaps.maxCombinedTextureImageUnits);
+            *params =
+                getSamplerTextureId(static_cast<unsigned int>(mActiveSampler), TextureType::Buffer)
+                    .value;
+            break;
+        case GL_TEXTURE_BUFFER_BINDING:
+            *params = mBoundBuffers[BufferBinding::Texture].id().value;
+            break;
+
+        case GL_UNIFORM_BUFFER_BINDING:
+            *params = mBoundBuffers[BufferBinding::Uniform].id().value;
+            break;
+        case GL_TRANSFORM_FEEDBACK_BINDING:
+            *params = mTransformFeedback.id().value;
+            break;
+        case GL_TRANSFORM_FEEDBACK_BUFFER_BINDING:
+            *params = mBoundBuffers[BufferBinding::TransformFeedback].id().value;
+            break;
+        case GL_COPY_READ_BUFFER_BINDING:
+            *params = mBoundBuffers[BufferBinding::CopyRead].id().value;
+            break;
+        case GL_COPY_WRITE_BUFFER_BINDING:
+            *params = mBoundBuffers[BufferBinding::CopyWrite].id().value;
+            break;
+        case GL_PIXEL_PACK_BUFFER_BINDING:
+            *params = mBoundBuffers[BufferBinding::PixelPack].id().value;
+            break;
+        case GL_PIXEL_UNPACK_BUFFER_BINDING:
+            *params = mBoundBuffers[BufferBinding::PixelUnpack].id().value;
+            break;
+
+        case GL_READ_BUFFER:
+            *params = mReadFramebuffer->getReadBufferState();
+            break;
+        case GL_SAMPLER_BINDING:
+            ASSERT(mActiveSampler < mCaps.maxCombinedTextureImageUnits);
+            *params = getSamplerId(static_cast<GLuint>(mActiveSampler)).value;
+            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().value;
+            break;
+        case GL_SHADER_STORAGE_BUFFER_BINDING:
+            *params = mBoundBuffers[BufferBinding::ShaderStorage].id().value;
+            break;
+        case GL_DISPATCH_INDIRECT_BUFFER_BINDING:
+            *params = mBoundBuffers[BufferBinding::DispatchIndirect].id().value;
+            break;
+        case GL_ALPHA_TEST_FUNC:
+            *params = ToGLenum(mGLES1State.mAlphaTestFunc);
+            break;
+        case GL_CLIENT_ACTIVE_TEXTURE:
+            *params = mGLES1State.mClientActiveTexture + GL_TEXTURE0;
+            break;
+        case GL_MATRIX_MODE:
+            *params = ToGLenum(mGLES1State.mMatrixMode);
+            break;
+        case GL_SHADE_MODEL:
+            *params = ToGLenum(mGLES1State.mShadeModel);
+            break;
+        case GL_MODELVIEW_STACK_DEPTH:
+        case GL_PROJECTION_STACK_DEPTH:
+        case GL_TEXTURE_STACK_DEPTH:
+            *params = mGLES1State.getCurrentMatrixStackDepth(pname);
+            break;
+        case GL_LOGIC_OP_MODE:
+            *params = ToGLenum(mGLES1State.mLogicOp);
+            break;
+        case GL_BLEND_SRC:
+            // non-indexed get returns the state of draw buffer zero
+            *params = mBlendStateExt.getSrcColorIndexed(0);
+            break;
+        case GL_BLEND_DST:
+            *params = mBlendStateExt.getDstColorIndexed(0);
+            break;
+        case GL_PERSPECTIVE_CORRECTION_HINT:
+        case GL_POINT_SMOOTH_HINT:
+        case GL_LINE_SMOOTH_HINT:
+        case GL_FOG_HINT:
+            *params = mGLES1State.getHint(pname);
+            break;
+
+        // GL_ANGLE_provoking_vertex
+        case GL_PROVOKING_VERTEX:
+            *params = ToGLenum(mProvokingVertex);
+            break;
+
+        case GL_PROGRAM_PIPELINE_BINDING:
+        {
+            ProgramPipeline *pipeline = getProgramPipeline();
+            if (pipeline)
+            {
+                *params = pipeline->id().value;
+            }
+            else
+            {
+                *params = 0;
+            }
+            break;
+        }
+        case GL_PATCH_VERTICES:
+            *params = mPatchVertices;
+            break;
+
+        // GL_EXT_clip_control
+        case GL_CLIP_ORIGIN_EXT:
+            *params = mClipControlOrigin;
+            break;
+        case GL_CLIP_DEPTH_MODE_EXT:
+            *params = mClipControlDepth;
+            break;
+
+        // GL_QCOM_shading_rate
+        case GL_SHADING_RATE_QCOM:
+            *params = ToGLenum(mShadingRate);
+            break;
+
+        default:
+            UNREACHABLE();
+            break;
+    }
+
+    return angle::Result::Continue;
+}
+
+void State::getPointerv(const Context *context, 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;
+        case GL_VERTEX_ARRAY_POINTER:
+        case GL_NORMAL_ARRAY_POINTER:
+        case GL_COLOR_ARRAY_POINTER:
+        case GL_TEXTURE_COORD_ARRAY_POINTER:
+        case GL_POINT_SIZE_ARRAY_POINTER_OES:
+            QueryVertexAttribPointerv(getVertexArray()->getVertexAttribute(
+                                          context->vertexArrayIndex(ParamToVertexArrayType(pname))),
+                                      GL_VERTEX_ATTRIB_ARRAY_POINTER, params);
+            return;
+        default:
+            UNREACHABLE();
+            break;
+    }
+}
+
+void State::getIntegeri_v(const Context *context, GLenum target, GLuint index, GLint *data) const
+{
+    switch (target)
+    {
+        case GL_BLEND_SRC_RGB:
+            ASSERT(static_cast<size_t>(index) < mBlendStateExt.getDrawBufferCount());
+            *data = mBlendStateExt.getSrcColorIndexed(index);
+            break;
+        case GL_BLEND_SRC_ALPHA:
+            ASSERT(static_cast<size_t>(index) < mBlendStateExt.getDrawBufferCount());
+            *data = mBlendStateExt.getSrcAlphaIndexed(index);
+            break;
+        case GL_BLEND_DST_RGB:
+            ASSERT(static_cast<size_t>(index) < mBlendStateExt.getDrawBufferCount());
+            *data = mBlendStateExt.getDstColorIndexed(index);
+            break;
+        case GL_BLEND_DST_ALPHA:
+            ASSERT(static_cast<size_t>(index) < mBlendStateExt.getDrawBufferCount());
+            *data = mBlendStateExt.getDstAlphaIndexed(index);
+            break;
+        case GL_BLEND_EQUATION_RGB:
+            ASSERT(static_cast<size_t>(index) < mBlendStateExt.getDrawBufferCount());
+            *data = mBlendStateExt.getEquationColorIndexed(index);
+            break;
+        case GL_BLEND_EQUATION_ALPHA:
+            ASSERT(static_cast<size_t>(index) < mBlendStateExt.getDrawBufferCount());
+            *data = mBlendStateExt.getEquationAlphaIndexed(index);
+            break;
+        case GL_TRANSFORM_FEEDBACK_BUFFER_BINDING:
+            ASSERT(static_cast<size_t>(index) < mTransformFeedback->getIndexedBufferCount());
+            *data = mTransformFeedback->getIndexedBuffer(index).id().value;
+            break;
+        case GL_UNIFORM_BUFFER_BINDING:
+            ASSERT(static_cast<size_t>(index) < mUniformBuffers.size());
+            *data = mUniformBuffers[index].id().value;
+            break;
+        case GL_ATOMIC_COUNTER_BUFFER_BINDING:
+            ASSERT(static_cast<size_t>(index) < mAtomicCounterBuffers.size());
+            *data = mAtomicCounterBuffers[index].id().value;
+            break;
+        case GL_SHADER_STORAGE_BUFFER_BINDING:
+            ASSERT(static_cast<size_t>(index) < mShaderStorageBuffers.size());
+            *data = mShaderStorageBuffers[index].id().value;
+            break;
+        case GL_VERTEX_BINDING_BUFFER:
+            ASSERT(static_cast<size_t>(index) < mVertexArray->getMaxBindings());
+            *data = mVertexArray->getVertexBinding(index).getBuffer().id().value;
+            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().value;
+            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;
+        // GL_ANGLE_shader_pixel_local_storage.
+        case GL_PIXEL_LOCAL_FORMAT_ANGLE:
+        case GL_PIXEL_LOCAL_TEXTURE_NAME_ANGLE:
+        case GL_PIXEL_LOCAL_TEXTURE_LEVEL_ANGLE:
+        case GL_PIXEL_LOCAL_TEXTURE_LAYER_ANGLE:
+        {
+            ASSERT(mDrawFramebuffer);
+            *data = mDrawFramebuffer->getPixelLocalStorage(context).getPlane(index).getIntegeri(
+                context, target, index);
+            break;
+        }
+        default:
+            UNREACHABLE();
+            break;
+    }
+}
+
+void State::getInteger64i_v(GLenum target, GLuint index, GLint64 *data) const
+{
+    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) const
+{
+    switch (target)
+    {
+        case GL_COLOR_WRITEMASK:
+        {
+            ASSERT(static_cast<size_t>(index) < mBlendStateExt.getDrawBufferCount());
+            bool r, g, b, a;
+            mBlendStateExt.getColorMaskIndexed(index, &r, &g, &b, &a);
+            data[0] = r;
+            data[1] = g;
+            data[2] = b;
+            data[3] = a;
+            break;
+        }
+        case GL_IMAGE_BINDING_LAYERED:
+            ASSERT(static_cast<size_t>(index) < mImageUnits.size());
+            *data = mImageUnits[index].layered;
+            break;
+        default:
+            UNREACHABLE();
+            break;
+    }
+}
+
+// TODO(http://anglebug.com/3889): Remove this helper function after blink and chromium part
+// refactor done.
+Texture *State::getTextureForActiveSampler(TextureType type, size_t index)
+{
+    if (type != TextureType::VideoImage)
+    {
+        return mSamplerTextures[type][index].get();
+    }
+
+    ASSERT(type == TextureType::VideoImage);
+
+    Texture *candidateTexture = mSamplerTextures[type][index].get();
+    if (candidateTexture->getWidth(TextureTarget::VideoImage, 0) == 0 ||
+        candidateTexture->getHeight(TextureTarget::VideoImage, 0) == 0 ||
+        candidateTexture->getDepth(TextureTarget::VideoImage, 0) == 0)
+    {
+        return mSamplerTextures[TextureType::_2D][index].get();
+    }
+
+    return mSamplerTextures[type][index].get();
+}
+
+angle::Result State::syncActiveTextures(const Context *context, Command command)
+{
+    if (mDirtyActiveTextures.none())
+    {
+        return angle::Result::Continue;
+    }
+
+    for (size_t textureUnit : mDirtyActiveTextures)
+    {
+        if (mExecutable)
+        {
+            TextureType type       = mExecutable->getActiveSamplerTypes()[textureUnit];
+            Texture *activeTexture = (type != TextureType::InvalidEnum)
+                                         ? getTextureForActiveSampler(type, textureUnit)
+                                         : nullptr;
+            const Sampler *sampler = mSamplers[textureUnit].get();
+
+            updateActiveTextureStateOnSync(context, textureUnit, sampler, activeTexture);
+        }
+    }
+
+    mDirtyActiveTextures.reset();
+    return angle::Result::Continue;
+}
+
+angle::Result State::syncTexturesInit(const Context *context, Command command)
+{
+    ASSERT(mRobustResourceInit);
+
+    if (!mProgram)
+        return angle::Result::Continue;
+
+    for (size_t textureUnitIndex : mExecutable->getActiveSamplersMask())
+    {
+        Texture *texture = mActiveTexturesCache[textureUnitIndex];
+        if (texture)
+        {
+            ANGLE_TRY(texture->ensureInitialized(context));
+        }
+    }
+    return angle::Result::Continue;
+}
+
+angle::Result State::syncImagesInit(const Context *context, Command command)
+{
+    ASSERT(mRobustResourceInit);
+    ASSERT(mExecutable);
+    for (size_t imageUnitIndex : mExecutable->getActiveImagesMask())
+    {
+        Texture *texture = mImageUnits[imageUnitIndex].texture.get();
+        if (texture)
+        {
+            ANGLE_TRY(texture->ensureInitialized(context));
+        }
+    }
+    return angle::Result::Continue;
+}
+
+angle::Result State::syncReadAttachments(const Context *context, Command command)
+{
+    ASSERT(mReadFramebuffer);
+    ASSERT(mRobustResourceInit);
+    return mReadFramebuffer->ensureReadAttachmentsInitialized(context);
+}
+
+angle::Result State::syncDrawAttachments(const Context *context, Command command)
+{
+    ASSERT(mDrawFramebuffer);
+    ASSERT(mRobustResourceInit);
+    return mDrawFramebuffer->ensureDrawAttachmentsInitialized(context);
+}
+
+angle::Result State::syncReadFramebuffer(const Context *context, Command command)
+{
+    ASSERT(mReadFramebuffer);
+    return mReadFramebuffer->syncState(context, GL_READ_FRAMEBUFFER, command);
+}
+
+angle::Result State::syncDrawFramebuffer(const Context *context, Command command)
+{
+    ASSERT(mDrawFramebuffer);
+    mDrawFramebuffer->setWriteControlMode(context->getState().getFramebufferSRGB()
+                                              ? SrgbWriteControlMode::Default
+                                              : SrgbWriteControlMode::Linear);
+    return mDrawFramebuffer->syncState(context, GL_DRAW_FRAMEBUFFER, command);
+}
+
+angle::Result State::syncTextures(const Context *context, Command command)
+{
+    if (mDirtyTextures.none())
+        return angle::Result::Continue;
+
+    for (size_t textureIndex : mDirtyTextures)
+    {
+        Texture *texture = mActiveTexturesCache[textureIndex];
+        if (texture && texture->hasAnyDirtyBit())
+        {
+            ANGLE_TRY(texture->syncState(context, Command::Other));
+        }
+    }
+
+    mDirtyTextures.reset();
+    return angle::Result::Continue;
+}
+
+angle::Result State::syncImages(const Context *context, Command command)
+{
+    if (mDirtyImages.none())
+        return angle::Result::Continue;
+
+    for (size_t imageUnitIndex : mDirtyImages)
+    {
+        Texture *texture = mImageUnits[imageUnitIndex].texture.get();
+        if (texture && texture->hasAnyDirtyBit())
+        {
+            ANGLE_TRY(texture->syncState(context, Command::Other));
+        }
+    }
+
+    mDirtyImages.reset();
+    return angle::Result::Continue;
+}
+
+angle::Result State::syncSamplers(const Context *context, Command command)
+{
+    if (mDirtySamplers.none())
+        return angle::Result::Continue;
+
+    for (size_t samplerIndex : mDirtySamplers)
+    {
+        BindingPointer<Sampler> &sampler = mSamplers[samplerIndex];
+        if (sampler.get() && sampler->isDirty())
+        {
+            ANGLE_TRY(sampler->syncState(context));
+        }
+    }
+
+    mDirtySamplers.reset();
+
+    return angle::Result::Continue;
+}
+
+angle::Result State::syncVertexArray(const Context *context, Command command)
+{
+    ASSERT(mVertexArray);
+    return mVertexArray->syncState(context);
+}
+
+angle::Result State::syncProgram(const Context *context, Command command)
+{
+    // There may not be a program if the calling application only uses program pipelines.
+    if (mProgram)
+    {
+        return mProgram->syncState(context);
+    }
+    return angle::Result::Continue;
+}
+
+angle::Result State::syncProgramPipelineObject(const Context *context, Command command)
+{
+    // If a ProgramPipeline is bound, ensure it is linked.
+    if (mProgramPipeline.get())
+    {
+        mProgramPipeline->resolveLink(context);
+    }
+    return angle::Result::Continue;
+}
+
+angle::Result 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:
+            localSet.set(DIRTY_OBJECT_TEXTURES);
+            break;
+        case GL_SAMPLER:
+            localSet.set(DIRTY_OBJECT_SAMPLERS);
+            break;
+        case GL_PROGRAM:
+            localSet.set(DIRTY_OBJECT_PROGRAM);
+            break;
+    }
+
+    return syncDirtyObjects(context, localSet, Command::Other);
+}
+
+void State::setObjectDirty(GLenum target)
+{
+    switch (target)
+    {
+        case GL_READ_FRAMEBUFFER:
+            mDirtyObjects.set(DIRTY_OBJECT_READ_FRAMEBUFFER);
+            break;
+        case GL_DRAW_FRAMEBUFFER:
+            setDrawFramebufferDirty();
+            break;
+        case GL_FRAMEBUFFER:
+            mDirtyObjects.set(DIRTY_OBJECT_READ_FRAMEBUFFER);
+            setDrawFramebufferDirty();
+            break;
+        case GL_VERTEX_ARRAY:
+            mDirtyObjects.set(DIRTY_OBJECT_VERTEX_ARRAY);
+            break;
+        case GL_PROGRAM:
+            mDirtyObjects.set(DIRTY_OBJECT_PROGRAM);
+            break;
+        default:
+            break;
+    }
+}
+
+angle::Result State::onProgramExecutableChange(const Context *context, 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."
+    ASSERT(program->isLinked());
+
+    // If this Program is currently active, we need to update the State's pointer to the current
+    // ProgramExecutable if we just changed it.
+    if (mProgram == program)
+    {
+        mExecutable = &program->getExecutable();
+    }
+
+    mDirtyBits.set(DIRTY_BIT_PROGRAM_EXECUTABLE);
+
+    if (program->hasAnyDirtyBit())
+    {
+        mDirtyObjects.set(DIRTY_OBJECT_PROGRAM);
+    }
+
+    // Set any bound textures.
+    const ProgramExecutable &executable        = program->getExecutable();
+    const ActiveTextureTypeArray &textureTypes = executable.getActiveSamplerTypes();
+    for (size_t textureIndex : executable.getActiveSamplersMask())
+    {
+        TextureType type = textureTypes[textureIndex];
+
+        // This can happen if there is a conflicting texture type.
+        if (type == TextureType::InvalidEnum)
+            continue;
+
+        Texture *texture = getTextureForActiveSampler(type, textureIndex);
+        updateTextureBinding(context, textureIndex, texture);
+    }
+
+    for (size_t imageUnitIndex : executable.getActiveImagesMask())
+    {
+        Texture *image = mImageUnits[imageUnitIndex].texture.get();
+        if (!image)
+            continue;
+
+        if (image->hasAnyDirtyBit())
+        {
+            ANGLE_TRY(image->syncState(context, Command::Other));
+        }
+
+        if (mRobustResourceInit && image->initState() == InitState::MayNeedInit)
+        {
+            mDirtyObjects.set(DIRTY_OBJECT_IMAGES_INIT);
+        }
+    }
+
+    return angle::Result::Continue;
+}
+
+angle::Result State::onProgramPipelineExecutableChange(const Context *context)
+{
+    mDirtyBits.set(DIRTY_BIT_PROGRAM_EXECUTABLE);
+
+    if (!mProgramPipeline->isLinked())
+    {
+        mDirtyObjects.set(DIRTY_OBJECT_PROGRAM_PIPELINE_OBJECT);
+    }
+
+    // Set any bound textures.
+    const ProgramExecutable &executable        = mProgramPipeline->getExecutable();
+    const ActiveTextureTypeArray &textureTypes = executable.getActiveSamplerTypes();
+
+    for (size_t textureIndex : executable.getActiveSamplersMask())
+    {
+        TextureType type = textureTypes[textureIndex];
+
+        // This can happen if there is a conflicting texture type.
+        if (type == TextureType::InvalidEnum)
+            continue;
+
+        Texture *texture = getTextureForActiveSampler(type, textureIndex);
+        updateTextureBinding(context, textureIndex, texture);
+    }
+
+    for (size_t imageUnitIndex : executable.getActiveImagesMask())
+    {
+        Texture *image = mImageUnits[imageUnitIndex].texture.get();
+        if (!image)
+            continue;
+
+        if (image->hasAnyDirtyBit())
+        {
+            ANGLE_TRY(image->syncState(context, Command::Other));
+        }
+
+        if (mRobustResourceInit && image->initState() == InitState::MayNeedInit)
+        {
+            mDirtyObjects.set(DIRTY_OBJECT_IMAGES_INIT);
+        }
+    }
+
+    return angle::Result::Continue;
+}
+
+void State::setTextureDirty(size_t textureUnitIndex)
+{
+    mDirtyObjects.set(DIRTY_OBJECT_TEXTURES);
+    mDirtyTextures.set(textureUnitIndex);
+}
+
+void State::setSamplerDirty(size_t samplerIndex)
+{
+    mDirtyObjects.set(DIRTY_OBJECT_SAMPLERS);
+    mDirtySamplers.set(samplerIndex);
+}
+
+void State::setImageUnit(const Context *context,
+                         size_t unit,
+                         Texture *texture,
+                         GLint level,
+                         GLboolean layered,
+                         GLint layer,
+                         GLenum access,
+                         GLenum format)
+{
+    ASSERT(!mImageUnits.empty());
+
+    ImageUnit &imageUnit = mImageUnits[unit];
+
+    if (texture)
+    {
+        texture->onBindAsImageTexture();
+
+        // Using individual layers of a 3d image as 2d may require that the image be respecified in
+        // a compatible layout
+        if (!layered && texture->getType() == TextureType::_3D)
+        {
+            texture->onBind3DTextureAs2DImage();
+        }
+    }
+    imageUnit.texture.set(context, texture);
+    imageUnit.level   = level;
+    imageUnit.layered = layered;
+    imageUnit.layer   = layer;
+    imageUnit.access  = access;
+    imageUnit.format  = format;
+    mDirtyBits.set(DIRTY_BIT_IMAGE_BINDINGS);
+
+    onImageStateChange(context, unit);
+}
+
+// Handle a dirty texture event.
+void State::onActiveTextureChange(const Context *context, size_t textureUnit)
+{
+    if (mExecutable)
+    {
+        TextureType type       = mExecutable->getActiveSamplerTypes()[textureUnit];
+        Texture *activeTexture = (type != TextureType::InvalidEnum)
+                                     ? getTextureForActiveSampler(type, textureUnit)
+                                     : nullptr;
+        updateTextureBinding(context, textureUnit, activeTexture);
+
+        mExecutable->onStateChange(angle::SubjectMessage::ProgramTextureOrImageBindingChanged);
+    }
+}
+
+void State::onActiveTextureStateChange(const Context *context, size_t textureUnit)
+{
+    if (mExecutable)
+    {
+        TextureType type       = mExecutable->getActiveSamplerTypes()[textureUnit];
+        Texture *activeTexture = (type != TextureType::InvalidEnum)
+                                     ? getTextureForActiveSampler(type, textureUnit)
+                                     : nullptr;
+        setActiveTextureDirty(textureUnit, activeTexture);
+    }
+}
+
+void State::onImageStateChange(const Context *context, size_t unit)
+{
+    if (mExecutable)
+    {
+        const ImageUnit &image = mImageUnits[unit];
+
+        // Have nothing to do here if no texture bound
+        if (!image.texture.get())
+            return;
+
+        if (image.texture->hasAnyDirtyBit())
+        {
+            mDirtyImages.set(unit);
+            mDirtyObjects.set(DIRTY_OBJECT_IMAGES);
+        }
+
+        if (mRobustResourceInit && image.texture->initState() == InitState::MayNeedInit)
+        {
+            mDirtyObjects.set(DIRTY_OBJECT_IMAGES_INIT);
+        }
+
+        mExecutable->onStateChange(angle::SubjectMessage::ProgramTextureOrImageBindingChanged);
+    }
+}
+
+void State::onUniformBufferStateChange(size_t uniformBufferIndex)
+{
+    // This could be represented by a different dirty bit. Using the same one keeps it simple.
+    mDirtyBits.set(DIRTY_BIT_UNIFORM_BUFFER_BINDINGS);
+}
+
+void State::onAtomicCounterBufferStateChange(size_t atomicCounterBufferIndex)
+{
+    mDirtyBits.set(DIRTY_BIT_ATOMIC_COUNTER_BUFFER_BINDING);
+}
+
+void State::onShaderStorageBufferStateChange(size_t shaderStorageBufferIndex)
+{
+    mDirtyBits.set(DIRTY_BIT_SHADER_STORAGE_BUFFER_BINDING);
+}
+
+AttributesMask State::getAndResetDirtyCurrentValues() const
+{
+    AttributesMask retVal = mDirtyCurrentValues;
+    mDirtyCurrentValues.reset();
+    return retVal;
+}
+
+State::ExtendedDirtyBits State::getAndResetExtendedDirtyBits() const
+{
+    ExtendedDirtyBits retVal = mExtendedDirtyBits;
+    mExtendedDirtyBits.reset();
+    return retVal;
+}
+
+void State::initializeForCapture(const Context *context)
+{
+    mCaps       = context->getCaps();
+    mExtensions = context->getExtensions();
+
+    // This little kludge gets around the frame capture "constness". It should be safe because
+    // nothing in the context is modified in a non-compatible way during capture.
+    Context *mutableContext = const_cast<Context *>(context);
+    initialize(mutableContext);
+}
+
+void State::setLogicOpEnabled(bool enabled)
+{
+    if (mLogicOpEnabled != enabled)
+    {
+        mLogicOpEnabled = enabled;
+        mDirtyBits.set(DIRTY_BIT_EXTENDED);
+        mExtendedDirtyBits.set(EXTENDED_DIRTY_BIT_LOGIC_OP_ENABLED);
+    }
+}
+
+void State::setLogicOp(LogicalOperation opcode)
+{
+    if (mLogicOp != opcode)
+    {
+        mLogicOp = opcode;
+        mDirtyBits.set(DIRTY_BIT_EXTENDED);
+        mExtendedDirtyBits.set(EXTENDED_DIRTY_BIT_LOGIC_OP);
+    }
+}
+
+constexpr State::DirtyObjectHandler State::kDirtyObjectHandlers[DIRTY_OBJECT_MAX];
+
+}  // namespace gl