diff options
Diffstat (limited to 'Source/ThirdParty/ANGLE/src/libGLESv2/Context.h')
| -rw-r--r-- | Source/ThirdParty/ANGLE/src/libGLESv2/Context.h | 135 |
1 files changed, 99 insertions, 36 deletions
diff --git a/Source/ThirdParty/ANGLE/src/libGLESv2/Context.h b/Source/ThirdParty/ANGLE/src/libGLESv2/Context.h index 6bca756..2906664 100644 --- a/Source/ThirdParty/ANGLE/src/libGLESv2/Context.h +++ b/Source/ThirdParty/ANGLE/src/libGLESv2/Context.h @@ -12,6 +12,7 @@ #define GL_APICALL #include <GLES2/gl2.h> +#include <GLES2/gl2ext.h> #define EGLAPI #include <EGL/egl.h> #include <d3d9.h> @@ -49,19 +50,20 @@ class Stencilbuffer; class DepthStencilbuffer; class VertexDataManager; class IndexDataManager; -class BufferBackEnd; class Blit; +class Fence; enum { - MAX_VERTEX_ATTRIBS = 12, - MAX_VERTEX_UNIFORM_VECTORS = 128, - MAX_VARYING_VECTORS = 8, + MAX_VERTEX_ATTRIBS = 16, + MAX_VERTEX_UNIFORM_VECTORS = 256 - 2, // 256 is the minimum for SM2, and in practice the maximum for DX9. Reserve space for dx_HalfPixelSize and dx_DepthRange. + MAX_VARYING_VECTORS_SM2 = 8, + MAX_VARYING_VECTORS_SM3 = 10, MAX_COMBINED_TEXTURE_IMAGE_UNITS = 16, MAX_VERTEX_TEXTURE_IMAGE_UNITS = 0, MAX_TEXTURE_IMAGE_UNITS = 16, - MAX_FRAGMENT_UNIFORM_VECTORS = 16, - MAX_RENDERBUFFER_SIZE = 4096, // FIXME: Verify + MAX_FRAGMENT_UNIFORM_VECTORS_SM2 = 32 - 3, // Reserve space for dx_Viewport, dx_Depth, and dx_DepthRange. dx_PointOrLines and dx_FrontCCW use separate bool registers. + MAX_FRAGMENT_UNIFORM_VECTORS_SM3 = 224 - 3, MAX_DRAW_BUFFERS = 1, IMPLEMENTATION_COLOR_READ_FORMAT = GL_RGB, @@ -83,32 +85,56 @@ struct Color }; // Helper structure describing a single vertex attribute -class AttributeState +class VertexAttribute { public: - AttributeState() - : mType(GL_FLOAT), mSize(0), mNormalized(false), mStride(0), mPointer(NULL), mEnabled(false) + VertexAttribute() : mType(GL_FLOAT), mSize(0), mNormalized(false), mStride(0), mPointer(NULL), mArrayEnabled(false) { - mCurrentValue[0] = 0; - mCurrentValue[1] = 0; - mCurrentValue[2] = 0; - mCurrentValue[3] = 1; + mCurrentValue[0] = 0.0f; + mCurrentValue[1] = 0.0f; + mCurrentValue[2] = 0.0f; + mCurrentValue[3] = 1.0f; } - // From VertexArrayPointer + int typeSize() const + { + switch (mType) + { + case GL_BYTE: return mSize * sizeof(GLbyte); + case GL_UNSIGNED_BYTE: return mSize * sizeof(GLubyte); + case GL_SHORT: return mSize * sizeof(GLshort); + case GL_UNSIGNED_SHORT: return mSize * sizeof(GLushort); + case GL_FIXED: return mSize * sizeof(GLfixed); + case GL_FLOAT: return mSize * sizeof(GLfloat); + default: UNREACHABLE(); return mSize * sizeof(GLfloat); + } + } + + GLsizei stride() const + { + return mStride ? mStride : typeSize(); + } + + // From glVertexAttribPointer GLenum mType; GLint mSize; bool mNormalized; - GLsizei mStride; // 0 means natural stride - const void *mPointer; + GLsizei mStride; // 0 means natural stride - BindingPointer<Buffer> mBoundBuffer; // Captured when VertexArrayPointer is called. + union + { + const void *mPointer; + intptr_t mOffset; + }; - bool mEnabled; // From Enable/DisableVertexAttribArray + BindingPointer<Buffer> mBoundBuffer; // Captured when glVertexAttribPointer is called. - float mCurrentValue[4]; // From VertexAttrib4f + bool mArrayEnabled; // From glEnable/DisableVertexAttribArray + float mCurrentValue[4]; // From glVertexAttrib }; +typedef VertexAttribute VertexAttributeArray[MAX_VERTEX_ATTRIBS]; + // Helper structure to store all raw state struct State { @@ -157,6 +183,7 @@ struct State GLfloat lineWidth; GLenum generateMipmapHint; + GLenum fragmentShaderDerivativeHint; GLint viewportX; GLint viewportY; @@ -179,14 +206,12 @@ struct State int activeSampler; // Active texture unit selector - GL_TEXTURE0 BindingPointer<Buffer> arrayBuffer; BindingPointer<Buffer> elementArrayBuffer; - BindingPointer<Texture> texture2D; - BindingPointer<Texture> textureCubeMap; GLuint readFramebuffer; GLuint drawFramebuffer; BindingPointer<Renderbuffer> renderbuffer; GLuint currentProgram; - AttributeState vertexAttribute[MAX_VERTEX_ATTRIBS]; + VertexAttribute vertexAttribute[MAX_VERTEX_ATTRIBS]; BindingPointer<Texture> samplerTexture[SAMPLER_TYPE_COUNT][MAX_TEXTURE_IMAGE_UNITS]; GLint unpackAlignment; @@ -264,6 +289,7 @@ class Context void setLineWidth(GLfloat width); void setGenerateMipmapHint(GLenum hint); + void setFragmentShaderDerivativeHint(GLenum hint); void setViewportParams(GLint x, GLint y, GLsizei width, GLsizei height); @@ -280,13 +306,13 @@ class Context GLuint getArrayBufferHandle() const; - void setVertexAttribEnabled(unsigned int attribNum, bool enabled); - const AttributeState &getVertexAttribState(unsigned int attribNum); + void setEnableVertexAttribArray(unsigned int attribNum, bool enabled); + const VertexAttribute &getVertexAttribState(unsigned int attribNum); void setVertexAttribState(unsigned int attribNum, Buffer *boundBuffer, GLint size, GLenum type, bool normalized, GLsizei stride, const void *pointer); const void *getVertexAttribPointer(unsigned int attribNum) const; - const AttributeState *getVertexAttribBlock(); + const VertexAttributeArray &getVertexAttributes(); void setUnpackAlignment(GLint alignment); GLint getUnpackAlignment() const; @@ -312,6 +338,10 @@ class Context GLuint createFramebuffer(); void deleteFramebuffer(GLuint framebuffer); + // Fences are owned by the Context. + GLuint createFence(); + void deleteFence(GLuint fence); + void bindArrayBuffer(GLuint buffer); void bindElementArrayBuffer(GLuint buffer); void bindTexture2D(GLuint texture); @@ -328,6 +358,7 @@ class Context void setVertexAttrib(GLuint index, const GLfloat *values); Buffer *getBuffer(GLuint handle); + Fence *getFence(GLuint handle); Shader *getShader(GLuint handle); Program *getProgram(GLuint handle); Texture *getTexture(GLuint handle); @@ -351,20 +382,22 @@ class Context bool applyRenderTarget(bool ignoreViewport); void applyState(GLenum drawMode); - GLenum applyVertexBuffer(GLenum mode, GLint first, GLsizei count, bool *useIndexing, TranslatedIndexData *indexInfo); - GLenum applyVertexBuffer(const TranslatedIndexData &indexInfo); + GLenum applyVertexBuffer(GLint first, GLsizei count); GLenum applyIndexBuffer(const void *indices, GLsizei count, GLenum mode, GLenum type, TranslatedIndexData *indexInfo); - GLenum applyCountingIndexBuffer(GLenum mode, GLenum count, TranslatedIndexData *indexInfo); void applyShaders(); void applyTextures(); void readPixels(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, void* pixels); void clear(GLbitfield mask); void drawArrays(GLenum mode, GLint first, GLsizei count); - void drawElements(GLenum mode, GLsizei count, GLenum type, const void* indices); + void drawElements(GLenum mode, GLsizei count, GLenum type, const void *indices); void finish(); void flush(); + // Draw the last segment of a line loop + void drawClosingLine(unsigned int first, unsigned int last); + void drawClosingLine(GLsizei count, GLenum type, const void *indices); + void recordInvalidEnum(); void recordInvalidValue(); void recordInvalidOperation(); @@ -374,10 +407,26 @@ class Context GLenum getError(); bool supportsShaderModel3() const; + int getMaximumVaryingVectors() const; + int getMaximumFragmentUniformVectors() const; + int getMaximumRenderbufferDimension() const; + int getMaximumTextureDimension() const; + int getMaximumCubeTextureDimension() const; + int getMaximumTextureLevel() const; GLsizei getMaxSupportedSamples() const; int getNearestSupportedSamples(D3DFORMAT format, int requested) const; const char *getExtensionString() const; + bool supportsEventQueries() const; bool supportsCompressedTextures() const; + bool supportsFloatTextures() const; + bool supportsFloatLinearFilter() const; + bool supportsFloatRenderableTextures() const; + bool supportsHalfFloatTextures() const; + bool supportsHalfFloatLinearFilter() const; + bool supportsHalfFloatRenderableTextures() const; + bool supportsLuminanceTextures() const; + bool supportsLuminanceAlphaTextures() const; + bool supports32bitIndices() const; void blitFramebuffer(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, @@ -406,25 +455,24 @@ class Context State mState; - Texture2D *mTexture2DZero; - TextureCubeMap *mTextureCubeMapZero; - - Colorbuffer *mColorbufferZero; - DepthStencilbuffer *mDepthStencilbufferZero; + BindingPointer<Texture2D> mTexture2DZero; + BindingPointer<TextureCubeMap> mTextureCubeMapZero; typedef std::map<GLuint, Framebuffer*> FramebufferMap; FramebufferMap mFramebufferMap; + typedef std::map<GLuint, Fence*> FenceMap; + FenceMap mFenceMap; + void initExtensionString(); std::string mExtensionString; - BufferBackEnd *mBufferBackEnd; VertexDataManager *mVertexDataManager; IndexDataManager *mIndexDataManager; Blit *mBlit; - Texture *mIncompleteTextures[SAMPLER_TYPE_COUNT]; + BindingPointer<Texture> mIncompleteTextures[SAMPLER_TYPE_COUNT]; // Recorded errors bool mInvalidEnum; @@ -439,11 +487,26 @@ class Context unsigned int mAppliedRenderTargetSerial; unsigned int mAppliedDepthbufferSerial; unsigned int mAppliedStencilbufferSerial; + bool mDepthStencilInitialized; bool mSupportsShaderModel3; + int mMaxRenderbufferDimension; + int mMaxTextureDimension; + int mMaxCubeTextureDimension; + int mMaxTextureLevel; std::map<D3DFORMAT, bool *> mMultiSampleSupport; GLsizei mMaxSupportedSamples; + bool mSupportsEventQueries; bool mSupportsCompressedTextures; + bool mSupportsFloatTextures; + bool mSupportsFloatLinearFilter; + bool mSupportsFloatRenderableTextures; + bool mSupportsHalfFloatTextures; + bool mSupportsHalfFloatLinearFilter; + bool mSupportsHalfFloatRenderableTextures; + bool mSupportsLuminanceTextures; + bool mSupportsLuminanceAlphaTextures; + bool mSupports32bitIndices; // state caching flags bool mClearStateDirty; |