Add m-esr52 at 52.6.0

1 files changed, 497 insertions, 0 deletions

diff --git a/gfx/angle/src/libANGLE/State.h b/gfx/angle/src/libANGLE/State.h
new file mode 100755
index 000000000..160a7abd8
--- /dev/null
+++ b/gfx/angle/src/libANGLE/State.h
@@ -0,0 +1,497 @@
+//
+// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// State.h: Defines the State class, encapsulating raw GL state
+
+#ifndef LIBANGLE_STATE_H_
+#define LIBANGLE_STATE_H_
+
+#include <bitset>
+#include <memory>
+
+#include "common/angleutils.h"
+#include "common/Color.h"
+#include "libANGLE/Debug.h"
+#include "libANGLE/Program.h"
+#include "libANGLE/RefCountObject.h"
+#include "libANGLE/Renderbuffer.h"
+#include "libANGLE/Sampler.h"
+#include "libANGLE/Texture.h"
+#include "libANGLE/TransformFeedback.h"
+#include "libANGLE/Version.h"
+#include "libANGLE/VertexAttribute.h"
+#include "libANGLE/angletypes.h"
+
+namespace gl
+{
+class Query;
+class VertexArray;
+class Context;
+struct Caps;
+
+typedef std::map<GLenum, BindingPointer<Texture>> TextureMap;
+
+class State : angle::NonCopyable
+{
+  public:
+    State();
+    ~State();
+
+    void initialize(const Caps &caps,
+                    const Extensions &extensions,
+                    const Version &clientVersion,
+                    bool debug,
+                    bool bindGeneratesResource);
+    void reset();
+
+    // State chunk getters
+    const RasterizerState &getRasterizerState() const;
+    const BlendState &getBlendState() const;
+    const DepthStencilState &getDepthStencilState() const;
+
+    // Clear behavior setters & state parameter block generation function
+    void setColorClearValue(float red, float green, float blue, float alpha);
+    void setDepthClearValue(float depth);
+    void setStencilClearValue(int stencil);
+
+    const ColorF &getColorClearValue() const { return mColorClearValue; }
+    float getDepthClearValue() const { return mDepthClearValue; }
+    int getStencilClearValue() const { return mStencilClearValue; }
+
+    // Write mask manipulation
+    void setColorMask(bool red, bool green, bool blue, bool alpha);
+    void setDepthMask(bool mask);
+
+    // Discard toggle & query
+    bool isRasterizerDiscardEnabled() const;
+    void setRasterizerDiscard(bool enabled);
+
+    // Primitive restart
+    bool isPrimitiveRestartEnabled() const;
+    void setPrimitiveRestart(bool enabled);
+
+    // Face culling state manipulation
+    bool isCullFaceEnabled() const;
+    void setCullFace(bool enabled);
+    void setCullMode(GLenum mode);
+    void setFrontFace(GLenum front);
+
+    // Depth test state manipulation
+    bool isDepthTestEnabled() const;
+    void setDepthTest(bool enabled);
+    void setDepthFunc(GLenum depthFunc);
+    void setDepthRange(float zNear, float zFar);
+    float getNearPlane() const;
+    float getFarPlane() const;
+
+    // Blend state manipulation
+    bool isBlendEnabled() const;
+    void setBlend(bool enabled);
+    void setBlendFactors(GLenum sourceRGB, GLenum destRGB, GLenum sourceAlpha, GLenum destAlpha);
+    void setBlendColor(float red, float green, float blue, float alpha);
+    void setBlendEquation(GLenum rgbEquation, GLenum alphaEquation);
+    const ColorF &getBlendColor() const;
+
+    // Stencil state maniupulation
+    bool isStencilTestEnabled() const;
+    void setStencilTest(bool enabled);
+    void setStencilParams(GLenum stencilFunc, GLint stencilRef, GLuint stencilMask);
+    void setStencilBackParams(GLenum stencilBackFunc, GLint stencilBackRef, GLuint stencilBackMask);
+    void setStencilWritemask(GLuint stencilWritemask);
+    void setStencilBackWritemask(GLuint stencilBackWritemask);
+    void setStencilOperations(GLenum stencilFail, GLenum stencilPassDepthFail, GLenum stencilPassDepthPass);
+    void setStencilBackOperations(GLenum stencilBackFail, GLenum stencilBackPassDepthFail, GLenum stencilBackPassDepthPass);
+    GLint getStencilRef() const;
+    GLint getStencilBackRef() const;
+
+    // Depth bias/polygon offset state manipulation
+    bool isPolygonOffsetFillEnabled() const;
+    void setPolygonOffsetFill(bool enabled);
+    void setPolygonOffsetParams(GLfloat factor, GLfloat units);
+
+    // Multisample coverage state manipulation
+    bool isSampleAlphaToCoverageEnabled() const;
+    void setSampleAlphaToCoverage(bool enabled);
+    bool isSampleCoverageEnabled() const;
+    void setSampleCoverage(bool enabled);
+    void setSampleCoverageParams(GLclampf value, bool invert);
+    GLclampf getSampleCoverageValue() const;
+    bool getSampleCoverageInvert() const;
+
+    // Multisampling/alpha to one manipulation.
+    void setSampleAlphaToOne(bool enabled);
+    bool isSampleAlphaToOneEnabled() const;
+    void setMultisampling(bool enabled);
+    bool isMultisamplingEnabled() const;
+
+    // Scissor test state toggle & query
+    bool isScissorTestEnabled() const;
+    void setScissorTest(bool enabled);
+    void setScissorParams(GLint x, GLint y, GLsizei width, GLsizei height);
+    const Rectangle &getScissor() const;
+
+    // Dither state toggle & query
+    bool isDitherEnabled() const;
+    void setDither(bool enabled);
+
+    // Generic state toggle & query
+    void setEnableFeature(GLenum feature, bool enabled);
+    bool getEnableFeature(GLenum feature) const;
+
+    // Line width state setter
+    void setLineWidth(GLfloat width);
+    float getLineWidth() const;
+
+    // Hint setters
+    void setGenerateMipmapHint(GLenum hint);
+    void setFragmentShaderDerivativeHint(GLenum hint);
+
+    // GL_CHROMIUM_bind_generates_resource
+    bool isBindGeneratesResourceEnabled() const;
+
+    // Viewport state setter/getter
+    void setViewportParams(GLint x, GLint y, GLsizei width, GLsizei height);
+    const Rectangle &getViewport() const;
+
+    // Texture binding & active texture unit manipulation
+    void setActiveSampler(unsigned int active);
+    unsigned int getActiveSampler() const;
+    void setSamplerTexture(GLenum type, Texture *texture);
+    Texture *getTargetTexture(GLenum target) const;
+    Texture *getSamplerTexture(unsigned int sampler, GLenum type) const;
+    GLuint getSamplerTextureId(unsigned int sampler, GLenum type) const;
+    void detachTexture(const TextureMap &zeroTextures, GLuint texture);
+    void initializeZeroTextures(const TextureMap &zeroTextures);
+
+    // Sampler object binding manipulation
+    void setSamplerBinding(GLuint textureUnit, Sampler *sampler);
+    GLuint getSamplerId(GLuint textureUnit) const;
+    Sampler *getSampler(GLuint textureUnit) const;
+    void detachSampler(GLuint sampler);
+
+    // Renderbuffer binding manipulation
+    void setRenderbufferBinding(Renderbuffer *renderbuffer);
+    GLuint getRenderbufferId() const;
+    Renderbuffer *getCurrentRenderbuffer() const;
+    void detachRenderbuffer(GLuint renderbuffer);
+
+    // Framebuffer binding manipulation
+    void setReadFramebufferBinding(Framebuffer *framebuffer);
+    void setDrawFramebufferBinding(Framebuffer *framebuffer);
+    Framebuffer *getTargetFramebuffer(GLenum target) const;
+    Framebuffer *getReadFramebuffer() const;
+    Framebuffer *getDrawFramebuffer() const;
+    bool removeReadFramebufferBinding(GLuint framebuffer);
+    bool removeDrawFramebufferBinding(GLuint framebuffer);
+
+    // Vertex array object binding manipulation
+    void setVertexArrayBinding(VertexArray *vertexArray);
+    GLuint getVertexArrayId() const;
+    VertexArray *getVertexArray() const;
+    bool removeVertexArrayBinding(GLuint vertexArray);
+
+    // Program binding manipulation
+    void setProgram(Program *newProgram);
+    Program *getProgram() const;
+
+    // Transform feedback object (not buffer) binding manipulation
+    void setTransformFeedbackBinding(TransformFeedback *transformFeedback);
+    TransformFeedback *getCurrentTransformFeedback() const;
+    bool isTransformFeedbackActiveUnpaused() const;
+    bool removeTransformFeedbackBinding(GLuint transformFeedback);
+
+    // Query binding manipulation
+    bool isQueryActive(const GLenum type) const;
+    bool isQueryActive(Query *query) const;
+    void setActiveQuery(GLenum target, Query *query);
+    GLuint getActiveQueryId(GLenum target) const;
+    Query *getActiveQuery(GLenum target) const;
+
+    //// Typed buffer binding point manipulation ////
+    // GL_ARRAY_BUFFER
+    void setArrayBufferBinding(Buffer *buffer);
+    GLuint getArrayBufferId() const;
+
+    // GL_UNIFORM_BUFFER - Both indexed and generic targets
+    void setGenericUniformBufferBinding(Buffer *buffer);
+    void setIndexedUniformBufferBinding(GLuint index, Buffer *buffer, GLintptr offset, GLsizeiptr size);
+    const OffsetBindingPointer<Buffer> &getIndexedUniformBuffer(size_t index) const;
+
+    // GL_COPY_[READ/WRITE]_BUFFER
+    void setCopyReadBufferBinding(Buffer *buffer);
+    void setCopyWriteBufferBinding(Buffer *buffer);
+
+    // GL_PIXEL[PACK/UNPACK]_BUFFER
+    void setPixelPackBufferBinding(Buffer *buffer);
+    void setPixelUnpackBufferBinding(Buffer *buffer);
+
+    // Retrieve typed buffer by target (non-indexed)
+    Buffer *getTargetBuffer(GLenum target) const;
+    // Detach a buffer from all bindings
+    void detachBuffer(GLuint bufferName);
+
+    // Vertex attrib manipulation
+    void setEnableVertexAttribArray(unsigned int attribNum, bool enabled);
+    void setVertexAttribf(GLuint index, const GLfloat values[4]);
+    void setVertexAttribu(GLuint index, const GLuint values[4]);
+    void setVertexAttribi(GLuint index, const GLint values[4]);
+    void setVertexAttribState(unsigned int attribNum, Buffer *boundBuffer, GLint size, GLenum type,
+                              bool normalized, bool pureInteger, GLsizei stride, const void *pointer);
+    void setVertexAttribDivisor(GLuint index, GLuint divisor);
+    const VertexAttribCurrentValueData &getVertexAttribCurrentValue(unsigned int attribNum) const;
+    const void *getVertexAttribPointer(unsigned int attribNum) const;
+
+    // Pixel pack state manipulation
+    void setPackAlignment(GLint alignment);
+    GLint getPackAlignment() const;
+    void setPackReverseRowOrder(bool reverseRowOrder);
+    bool getPackReverseRowOrder() const;
+    void setPackRowLength(GLint rowLength);
+    GLint getPackRowLength() const;
+    void setPackSkipRows(GLint skipRows);
+    GLint getPackSkipRows() const;
+    void setPackSkipPixels(GLint skipPixels);
+    GLint getPackSkipPixels() const;
+    const PixelPackState &getPackState() const;
+    PixelPackState &getPackState();
+
+    // Pixel unpack state manipulation
+    void setUnpackAlignment(GLint alignment);
+    GLint getUnpackAlignment() const;
+    void setUnpackRowLength(GLint rowLength);
+    GLint getUnpackRowLength() const;
+    void setUnpackImageHeight(GLint imageHeight);
+    GLint getUnpackImageHeight() const;
+    void setUnpackSkipImages(GLint skipImages);
+    GLint getUnpackSkipImages() const;
+    void setUnpackSkipRows(GLint skipRows);
+    GLint getUnpackSkipRows() const;
+    void setUnpackSkipPixels(GLint skipPixels);
+    GLint getUnpackSkipPixels() const;
+    const PixelUnpackState &getUnpackState() const;
+    PixelUnpackState &getUnpackState();
+
+    // Debug state
+    const Debug &getDebug() const;
+    Debug &getDebug();
+
+    // CHROMIUM_framebuffer_mixed_samples coverage modulation
+    void setCoverageModulation(GLenum components);
+    GLenum getCoverageModulation() const;
+
+    // CHROMIUM_path_rendering
+    void loadPathRenderingMatrix(GLenum matrixMode, const GLfloat *matrix);
+    const GLfloat *getPathRenderingMatrix(GLenum which) const;
+    void setPathStencilFunc(GLenum func, GLint ref, GLuint mask);
+
+    GLenum getPathStencilFunc() const;
+    GLint getPathStencilRef() const;
+    GLuint getPathStencilMask() const;
+
+    // GL_EXT_sRGB_write_control
+    void setFramebufferSRGB(bool sRGB);
+    bool getFramebufferSRGB() const;
+
+    // State query functions
+    void getBooleanv(GLenum pname, GLboolean *params);
+    void getFloatv(GLenum pname, GLfloat *params);
+    void getIntegerv(const ContextState &data, GLenum pname, GLint *params);
+    void getPointerv(GLenum pname, void **params) const;
+    void getIntegeri_v(GLenum target, GLuint index, GLint *data);
+    void getInteger64i_v(GLenum target, GLuint index, GLint64 *data);
+    void getBooleani_v(GLenum target, GLuint index, GLboolean *data);
+
+    bool hasMappedBuffer(GLenum target) const;
+
+    enum DirtyBitType
+    {
+        DIRTY_BIT_SCISSOR_TEST_ENABLED,
+        DIRTY_BIT_SCISSOR,
+        DIRTY_BIT_VIEWPORT,
+        DIRTY_BIT_DEPTH_RANGE,
+        DIRTY_BIT_BLEND_ENABLED,
+        DIRTY_BIT_BLEND_COLOR,
+        DIRTY_BIT_BLEND_FUNCS,
+        DIRTY_BIT_BLEND_EQUATIONS,
+        DIRTY_BIT_COLOR_MASK,
+        DIRTY_BIT_SAMPLE_ALPHA_TO_COVERAGE_ENABLED,
+        DIRTY_BIT_SAMPLE_COVERAGE_ENABLED,
+        DIRTY_BIT_SAMPLE_COVERAGE,
+        DIRTY_BIT_DEPTH_TEST_ENABLED,
+        DIRTY_BIT_DEPTH_FUNC,
+        DIRTY_BIT_DEPTH_MASK,
+        DIRTY_BIT_STENCIL_TEST_ENABLED,
+        DIRTY_BIT_STENCIL_FUNCS_FRONT,
+        DIRTY_BIT_STENCIL_FUNCS_BACK,
+        DIRTY_BIT_STENCIL_OPS_FRONT,
+        DIRTY_BIT_STENCIL_OPS_BACK,
+        DIRTY_BIT_STENCIL_WRITEMASK_FRONT,
+        DIRTY_BIT_STENCIL_WRITEMASK_BACK,
+        DIRTY_BIT_CULL_FACE_ENABLED,
+        DIRTY_BIT_CULL_FACE,
+        DIRTY_BIT_FRONT_FACE,
+        DIRTY_BIT_POLYGON_OFFSET_FILL_ENABLED,
+        DIRTY_BIT_POLYGON_OFFSET,
+        DIRTY_BIT_RASTERIZER_DISCARD_ENABLED,
+        DIRTY_BIT_LINE_WIDTH,
+        DIRTY_BIT_PRIMITIVE_RESTART_ENABLED,
+        DIRTY_BIT_CLEAR_COLOR,
+        DIRTY_BIT_CLEAR_DEPTH,
+        DIRTY_BIT_CLEAR_STENCIL,
+        DIRTY_BIT_UNPACK_ALIGNMENT,
+        DIRTY_BIT_UNPACK_ROW_LENGTH,
+        DIRTY_BIT_UNPACK_IMAGE_HEIGHT,
+        DIRTY_BIT_UNPACK_SKIP_IMAGES,
+        DIRTY_BIT_UNPACK_SKIP_ROWS,
+        DIRTY_BIT_UNPACK_SKIP_PIXELS,
+        DIRTY_BIT_UNPACK_BUFFER_BINDING,
+        DIRTY_BIT_PACK_ALIGNMENT,
+        DIRTY_BIT_PACK_REVERSE_ROW_ORDER,
+        DIRTY_BIT_PACK_ROW_LENGTH,
+        DIRTY_BIT_PACK_SKIP_ROWS,
+        DIRTY_BIT_PACK_SKIP_PIXELS,
+        DIRTY_BIT_PACK_BUFFER_BINDING,
+        DIRTY_BIT_DITHER_ENABLED,
+        DIRTY_BIT_GENERATE_MIPMAP_HINT,
+        DIRTY_BIT_SHADER_DERIVATIVE_HINT,
+        DIRTY_BIT_READ_FRAMEBUFFER_BINDING,
+        DIRTY_BIT_DRAW_FRAMEBUFFER_BINDING,
+        DIRTY_BIT_RENDERBUFFER_BINDING,
+        DIRTY_BIT_VERTEX_ARRAY_BINDING,
+        DIRTY_BIT_PROGRAM_BINDING,
+        DIRTY_BIT_MULTISAMPLING,
+        DIRTY_BIT_SAMPLE_ALPHA_TO_ONE,
+        DIRTY_BIT_COVERAGE_MODULATION,         // CHROMIUM_framebuffer_mixed_samples
+        DIRTY_BIT_PATH_RENDERING_MATRIX_MV,    // CHROMIUM_path_rendering path model view matrix
+        DIRTY_BIT_PATH_RENDERING_MATRIX_PROJ,  // CHROMIUM_path_rendering path projection matrix
+        DIRTY_BIT_PATH_RENDERING_STENCIL_STATE,
+        DIRTY_BIT_FRAMEBUFFER_SRGB,  // GL_EXT_sRGB_write_control
+        DIRTY_BIT_CURRENT_VALUE_0,
+        DIRTY_BIT_CURRENT_VALUE_MAX = DIRTY_BIT_CURRENT_VALUE_0 + MAX_VERTEX_ATTRIBS,
+        DIRTY_BIT_INVALID           = DIRTY_BIT_CURRENT_VALUE_MAX,
+        DIRTY_BIT_MAX               = DIRTY_BIT_INVALID,
+    };
+
+    // TODO(jmadill): Consider storing dirty objects in a list instead of by binding.
+    enum DirtyObjectType
+    {
+        DIRTY_OBJECT_READ_FRAMEBUFFER,
+        DIRTY_OBJECT_DRAW_FRAMEBUFFER,
+        DIRTY_OBJECT_VERTEX_ARRAY,
+        DIRTY_OBJECT_PROGRAM,
+        DIRTY_OBJECT_UNKNOWN,
+        DIRTY_OBJECT_MAX = DIRTY_OBJECT_UNKNOWN,
+    };
+
+    typedef std::bitset<DIRTY_BIT_MAX> DirtyBits;
+    const DirtyBits &getDirtyBits() const { return mDirtyBits; }
+    void clearDirtyBits() { mDirtyBits.reset(); }
+    void clearDirtyBits(const DirtyBits &bitset) { mDirtyBits &= ~bitset; }
+    void setAllDirtyBits() { mDirtyBits.set(); }
+
+    typedef std::bitset<DIRTY_OBJECT_MAX> DirtyObjects;
+    void clearDirtyObjects() { mDirtyObjects.reset(); }
+    void setAllDirtyObjects() { mDirtyObjects.set(); }
+    void syncDirtyObjects();
+    void syncDirtyObjects(const DirtyObjects &bitset);
+    void syncDirtyObject(GLenum target);
+    void setObjectDirty(GLenum target);
+
+  private:
+    // Cached values from Context's caps
+    GLuint mMaxDrawBuffers;
+    GLuint mMaxCombinedTextureImageUnits;
+
+    ColorF mColorClearValue;
+    GLclampf mDepthClearValue;
+    int mStencilClearValue;
+
+    RasterizerState mRasterizer;
+    bool mScissorTest;
+    Rectangle mScissor;
+
+    BlendState mBlend;
+    ColorF mBlendColor;
+    bool mSampleCoverage;
+    GLclampf mSampleCoverageValue;
+    bool mSampleCoverageInvert;
+
+    DepthStencilState mDepthStencil;
+    GLint mStencilRef;
+    GLint mStencilBackRef;
+
+    GLfloat mLineWidth;
+
+    GLenum mGenerateMipmapHint;
+    GLenum mFragmentShaderDerivativeHint;
+
+    bool mBindGeneratesResource;
+
+    Rectangle mViewport;
+    float mNearZ;
+    float mFarZ;
+
+    BindingPointer<Buffer> mArrayBuffer;
+    Framebuffer *mReadFramebuffer;
+    Framebuffer *mDrawFramebuffer;
+    BindingPointer<Renderbuffer> mRenderbuffer;
+    Program *mProgram;
+
+    typedef std::vector<VertexAttribCurrentValueData> VertexAttribVector;
+    VertexAttribVector mVertexAttribCurrentValues; // From glVertexAttrib
+    VertexArray *mVertexArray;
+
+    // Texture and sampler bindings
+    size_t mActiveSampler;   // Active texture unit selector - GL_TEXTURE0
+
+    typedef std::vector<BindingPointer<Texture>> TextureBindingVector;
+    typedef std::map<GLenum, TextureBindingVector> TextureBindingMap;
+    TextureBindingMap mSamplerTextures;
+
+    typedef std::vector<BindingPointer<Sampler>> SamplerBindingVector;
+    SamplerBindingVector mSamplers;
+
+    typedef std::map<GLenum, BindingPointer<Query>> ActiveQueryMap;
+    ActiveQueryMap mActiveQueries;
+
+    BindingPointer<Buffer> mGenericUniformBuffer;
+    typedef std::vector<OffsetBindingPointer<Buffer>> BufferVector;
+    BufferVector mUniformBuffers;
+
+    BindingPointer<TransformFeedback> mTransformFeedback;
+
+    BindingPointer<Buffer> mCopyReadBuffer;
+    BindingPointer<Buffer> mCopyWriteBuffer;
+
+    PixelUnpackState mUnpack;
+    PixelPackState mPack;
+
+    bool mPrimitiveRestart;
+
+    Debug mDebug;
+
+    bool mMultiSampling;
+    bool mSampleAlphaToOne;
+
+    GLenum mCoverageModulation;
+
+    // CHROMIUM_path_rendering
+    GLfloat mPathMatrixMV[16];
+    GLfloat mPathMatrixProj[16];
+    GLenum mPathStencilFunc;
+    GLint mPathStencilRef;
+    GLuint mPathStencilMask;
+
+    // GL_EXT_sRGB_write_control
+    bool mFramebufferSRGB;
+
+    DirtyBits mDirtyBits;
+    DirtyObjects mDirtyObjects;
+};
+
+}  // namespace gl
+
+#endif // LIBANGLE_STATE_H_