| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #ifndef _GL_CLIENT_STATE_H_ |
| #define _GL_CLIENT_STATE_H_ |
| |
| #define GL_API |
| #ifndef ANDROID |
| #define GL_APIENTRY |
| #define GL_APIENTRYP |
| #endif |
| |
| #include "TextureSharedData.h" |
| |
| #include <GLES/gl.h> |
| #include <GLES/glext.h> |
| #include <GLES2/gl2.h> |
| #include <GLES2/gl2ext.h> |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include "ErrorLog.h" |
| #include "codec_defs.h" |
| |
| #include <vector> |
| #include <map> |
| #include <set> |
| |
| // Tracking framebuffer objects: |
| // which framebuffer is bound, |
| // and which texture names |
| // are currently bound to which attachment points. |
| struct FboProps { |
| GLuint name; |
| bool previouslyBound; |
| std::vector<GLuint> colorAttachmenti_textures; |
| GLuint depthAttachment_texture; |
| GLuint stencilAttachment_texture; |
| GLuint depthstencilAttachment_texture; |
| |
| std::vector<bool> colorAttachmenti_hasTex; |
| bool depthAttachment_hasTexObj; |
| bool stencilAttachment_hasTexObj; |
| bool depthstencilAttachment_hasTexObj; |
| |
| std::vector<GLuint> colorAttachmenti_rbos; |
| GLuint depthAttachment_rbo; |
| GLuint stencilAttachment_rbo; |
| GLuint depthstencilAttachment_rbo; |
| |
| std::vector<bool> colorAttachmenti_hasRbo; |
| bool depthAttachment_hasRbo; |
| bool stencilAttachment_hasRbo; |
| bool depthstencilAttachment_hasRbo; |
| }; |
| |
| // Same for Rbo's |
| struct RboProps { |
| GLenum target; |
| GLuint name; |
| GLenum format; |
| GLsizei multisamples; |
| bool previouslyBound; |
| }; |
| |
| // Enum for describing whether a framebuffer attachment |
| // is a texture or renderbuffer. |
| enum FboAttachmentType { |
| FBO_ATTACHMENT_RENDERBUFFER = 0, |
| FBO_ATTACHMENT_TEXTURE = 1, |
| FBO_ATTACHMENT_NONE = 2 |
| }; |
| |
| // Tracking FBO format |
| struct FboFormatInfo { |
| FboAttachmentType type; |
| GLenum rb_format; |
| GLsizei rb_multisamples; |
| |
| GLint tex_internalformat; |
| GLenum tex_format; |
| GLenum tex_type; |
| GLsizei tex_multisamples; |
| }; |
| |
| class GLClientState { |
| public: |
| typedef enum { |
| VERTEX_LOCATION = 0, |
| NORMAL_LOCATION = 1, |
| COLOR_LOCATION = 2, |
| POINTSIZE_LOCATION = 3, |
| TEXCOORD0_LOCATION = 4, |
| TEXCOORD1_LOCATION = 5, |
| TEXCOORD2_LOCATION = 6, |
| TEXCOORD3_LOCATION = 7, |
| TEXCOORD4_LOCATION = 8, |
| TEXCOORD5_LOCATION = 9, |
| TEXCOORD6_LOCATION = 10, |
| TEXCOORD7_LOCATION = 11, |
| MATRIXINDEX_LOCATION = 12, |
| WEIGHT_LOCATION = 13, |
| LAST_LOCATION = 14 |
| } StateLocation; |
| |
| typedef struct { |
| GLint enabled; |
| GLint size; |
| GLenum type; |
| GLsizei stride; |
| void *data; |
| GLuint reloffset; |
| GLuint bufferObject; |
| GLenum glConst; |
| unsigned int elementSize; |
| bool enableDirty; // true if any enable state has changed since last draw |
| bool normalized; |
| GLuint divisor; |
| bool isInt; |
| int bindingindex; |
| } VertexAttribState; |
| |
| struct BufferBinding { |
| GLintptr offset; |
| GLintptr stride; |
| GLintptr effectiveStride; |
| GLsizeiptr size; |
| GLuint buffer; |
| GLuint divisor; |
| GLint vertexAttribLoc; |
| }; |
| |
| typedef std::vector<VertexAttribState> VertexAttribStateVector; |
| typedef std::vector<BufferBinding> VertexAttribBindingVector; |
| |
| struct VAOState { |
| VAOState(GLuint ibo, int nLoc, int nBindings) : |
| attribState(nLoc), |
| bindingState(nBindings), |
| element_array_buffer_binding(ibo), |
| element_array_buffer_binding_lastEncode(ibo) { } |
| VertexAttribStateVector attribState; |
| VertexAttribBindingVector bindingState; |
| GLuint element_array_buffer_binding; |
| GLuint element_array_buffer_binding_lastEncode; |
| int attributesNeedingUpdateForDraw[CODEC_MAX_VERTEX_ATTRIBUTES]; |
| int numAttributesNeedingUpdateForDraw; |
| }; |
| |
| typedef std::map<GLuint, VAOState> VAOStateMap; |
| struct VAOStateRef { |
| VAOStateRef() { } |
| VAOStateRef( |
| VAOStateMap::iterator iter) : it(iter) { } |
| VAOState& vaoState() { return it->second; } |
| VertexAttribState& operator[](size_t k) { return it->second.attribState[k]; } |
| BufferBinding& bufferBinding(size_t k) { return it->second.bindingState[k]; } |
| VertexAttribBindingVector& bufferBindings() { return it->second.bindingState; } |
| const VertexAttribBindingVector& bufferBindings_const() const { return it->second.bindingState; } |
| GLuint vaoId() const { return it->first; } |
| GLuint& iboId() { return it->second.element_array_buffer_binding; } |
| GLuint& iboIdLastEncode() { return it->second.element_array_buffer_binding_lastEncode; } |
| VAOStateMap::iterator it; |
| }; |
| |
| typedef struct { |
| int unpack_alignment; |
| |
| int unpack_row_length; |
| int unpack_image_height; |
| int unpack_skip_pixels; |
| int unpack_skip_rows; |
| int unpack_skip_images; |
| |
| int pack_alignment; |
| |
| int pack_row_length; |
| int pack_skip_pixels; |
| int pack_skip_rows; |
| } PixelStoreState; |
| |
| enum { |
| MAX_TEXTURE_UNITS = 256, |
| }; |
| |
| public: |
| GLClientState(); |
| GLClientState(int majorVersion, int minorVersion); |
| ~GLClientState(); |
| int nLocations() { return m_nLocations; } |
| const PixelStoreState *pixelStoreState() { return &m_pixelStore; } |
| int setPixelStore(GLenum param, GLint value); |
| GLuint currentVertexArrayObject() const { return m_currVaoState.vaoId(); } |
| const VertexAttribBindingVector& currentVertexBufferBindings() const { |
| return m_currVaoState.bufferBindings_const(); |
| } |
| |
| GLuint currentArrayVbo() { return m_arrayBuffer; } |
| GLuint currentIndexVbo() { return m_currVaoState.iboId(); } |
| void enable(int location, int state); |
| // Vertex array objects and vertex attributes |
| void addVertexArrayObjects(GLsizei n, GLuint* arrays); |
| void removeVertexArrayObjects(GLsizei n, const GLuint* arrays); |
| void addVertexArrayObject(GLuint name); |
| void removeVertexArrayObject(GLuint name); |
| void setVertexArrayObject(GLuint vao); |
| bool isVertexArrayObject(GLuint vao) const; |
| void setVertexAttribState(int location, int size, GLenum type, GLboolean normalized, GLsizei stride, const void *data, bool isInt = false); |
| void setVertexBindingDivisor(int bindingindex, GLuint divisor); |
| const BufferBinding& getCurrAttributeBindingInfo(int attribindex); |
| void setVertexAttribBinding(int attribindex, int bindingindex); |
| void setVertexAttribFormat(int location, int size, GLenum type, GLboolean normalized, GLuint reloffset, bool isInt = false); |
| void getVBOUsage(bool* hasClientArrays, bool* hasVBOs); |
| const VertexAttribState& getState(int location); |
| const VertexAttribState& getStateAndEnableDirty(int location, bool *enableChanged); |
| void updateEnableDirtyArrayForDraw(); |
| VAOState& currentVaoState(); |
| int getLocation(GLenum loc); |
| void setActiveTexture(int texUnit) {m_activeTexture = texUnit; }; |
| int getActiveTexture() const { return m_activeTexture; } |
| void setMaxVertexAttribs(int val) { |
| m_maxVertexAttribs = val; |
| m_maxVertexAttribsDirty = false; |
| } |
| |
| void addBuffer(GLuint id); |
| void removeBuffer(GLuint id); |
| bool bufferIdExists(GLuint id) const; |
| void unBindBuffer(GLuint id); |
| |
| int bindBuffer(GLenum target, GLuint id); |
| void bindIndexedBuffer(GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size, GLintptr stride, GLintptr effectiveStride); |
| int getMaxIndexedBufferBindings(GLenum target) const; |
| bool isNonIndexedBindNoOp(GLenum target, GLuint buffer); |
| bool isIndexedBindNoOp(GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size, GLintptr stride, GLintptr effectiveStride); |
| |
| int getBuffer(GLenum target); |
| GLuint getLastEncodedBufferBind(GLenum target); |
| void setLastEncodedBufferBind(GLenum target, GLuint id); |
| |
| size_t pixelDataSize(GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, int pack) const; |
| size_t pboNeededDataSize(GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, int pack) const; |
| size_t clearBufferNumElts(GLenum buffer) const; |
| void getPackingOffsets2D(GLsizei width, GLsizei height, GLenum format, GLenum type, int* startOffset, int* pixelRowSize, int* totalRowSize, int* skipRows) const; |
| void getUnpackingOffsets2D(GLsizei width, GLsizei height, GLenum format, GLenum type, int* startOffset, int* pixelRowSize, int* totalRowSize, int* skipRows) const; |
| |
| void setCurrentProgram(GLint program) { m_currentProgram = program; } |
| void setCurrentShaderProgram(GLint program) { m_currentShaderProgram = program; } |
| GLint currentProgram() const { return m_currentProgram; } |
| GLint currentShaderProgram() const { return m_currentShaderProgram; } |
| |
| struct UniformBlockInfoKey { |
| GLuint program; |
| GLuint uniformBlockIndex; |
| }; |
| struct UniformBlockInfoKeyCompare { |
| bool operator() (const UniformBlockInfoKey& a, |
| const UniformBlockInfoKey& b) const { |
| if (a.program != b.program) return a.program < b.program; |
| if (a.uniformBlockIndex != b.uniformBlockIndex) return a.uniformBlockIndex < b.uniformBlockIndex; |
| return false; |
| } |
| }; |
| struct UniformBlockUniformInfo { |
| size_t numActiveUniforms; |
| }; |
| |
| typedef std::map<UniformBlockInfoKey, UniformBlockUniformInfo, UniformBlockInfoKeyCompare> UniformBlockInfoMap; |
| UniformBlockInfoMap m_uniformBlockInfoMap; |
| |
| void setNumActiveUniformsInUniformBlock(GLuint program, GLuint uniformBlockIndex, GLint numActiveUniforms); |
| size_t numActiveUniformsInUniformBlock(GLuint program, GLuint uniformBlockIndex) const; |
| |
| typedef std::map<GLuint, GLuint> ProgramPipelineMap; |
| typedef ProgramPipelineMap::iterator ProgramPipelineIterator; |
| void associateProgramWithPipeline(GLuint program, GLuint pipeline); |
| ProgramPipelineIterator programPipelineBegin(); |
| ProgramPipelineIterator programPipelineEnd(); |
| |
| /* OES_EGL_image_external |
| * |
| * These functions manipulate GL state which interacts with the |
| * OES_EGL_image_external extension, to support client-side emulation on |
| * top of host implementations that don't have it. |
| * |
| * Most of these calls should only be used with TEXTURE_2D or |
| * TEXTURE_EXTERNAL_OES texture targets; TEXTURE_CUBE_MAP or other extension |
| * targets should bypass this. An exception is bindTexture(), which should |
| * see all glBindTexture() calls for any target. |
| */ |
| |
| // glActiveTexture(GL_TEXTURE0 + i) |
| // Sets the active texture unit. Up to MAX_TEXTURE_UNITS are supported. |
| GLenum setActiveTextureUnit(GLenum texture); |
| GLenum getActiveTextureUnit() const; |
| |
| // glEnable(GL_TEXTURE_(2D|EXTERNAL_OES)) |
| void enableTextureTarget(GLenum target); |
| |
| // glDisable(GL_TEXTURE_(2D|EXTERNAL_OES)) |
| void disableTextureTarget(GLenum target); |
| |
| void bindSampler(GLuint unit, GLuint sampler); |
| bool isSamplerBindNoOp(GLuint unit, GLuint sampler); |
| void onDeleteSamplers(GLsizei n, const GLuint* samplers); |
| |
| // Implements the target priority logic: |
| // * Return GL_TEXTURE_EXTERNAL_OES if enabled, else |
| // * Return GL_TEXTURE_2D if enabled, else |
| // * Return the allDisabled value. |
| // For some cases passing GL_TEXTURE_2D for allDisabled makes callee code |
| // simpler; for other cases passing a recognizable enum like GL_ZERO or |
| // GL_INVALID_ENUM is appropriate. |
| GLenum getPriorityEnabledTarget(GLenum allDisabled) const; |
| |
| // glBindTexture(GL_TEXTURE_*, ...) |
| // Set the target binding of the active texture unit to texture. Returns |
| // GL_NO_ERROR on success or GL_INVALID_OPERATION if the texture has |
| // previously been bound to a different target. If firstUse is not NULL, |
| // it is set to indicate whether this is the first use of the texture. |
| // For accurate error detection, bindTexture should be called for *all* |
| // targets, not just 2D and EXTERNAL_OES. |
| GLenum bindTexture(GLenum target, GLuint texture, GLboolean* firstUse); |
| void setBoundEGLImage(GLenum target, GLeglImageOES image); |
| |
| // Return the texture currently bound to GL_TEXTURE_(2D|EXTERNAL_OES). |
| GLuint getBoundTexture(GLenum target) const; |
| // Other publicly-visible texture queries |
| GLenum queryTexLastBoundTarget(GLuint name) const; |
| GLenum queryTexFormat(GLuint name) const; |
| GLint queryTexInternalFormat(GLuint name) const; |
| GLsizei queryTexWidth(GLsizei level, GLuint name) const; |
| GLsizei queryTexHeight(GLsizei level, GLuint name) const; |
| GLsizei queryTexDepth(GLsizei level, GLuint name) const; |
| bool queryTexEGLImageBacked(GLuint name) const; |
| |
| // For AMD GPUs, it is easy for the emulator to segfault |
| // (esp. in dEQP) when a cube map is defined using glCopyTexImage2D |
| // and uses GL_LUMINANCE as internal format. |
| // In particular, the segfault happens when negative components of |
| // cube maps are defined before positive ones, |
| // This procedure checks internal state to see if we have defined |
| // the positive component of a cube map already. If not, it returns |
| // which positive component needs to be defined first. |
| // If there is no need for the extra definition, 0 is returned. |
| GLenum copyTexImageLuminanceCubeMapAMDWorkaround(GLenum target, GLint level, |
| GLenum internalformat); |
| |
| // Tracks the format of the currently bound texture. |
| // This is to pass dEQP tests for fbo completeness. |
| void setBoundTextureInternalFormat(GLenum target, GLint format); |
| void setBoundTextureFormat(GLenum target, GLenum format); |
| void setBoundTextureType(GLenum target, GLenum type); |
| void setBoundTextureDims(GLenum target, GLsizei level, GLsizei width, GLsizei height, GLsizei depth); |
| void setBoundTextureSamples(GLenum target, GLsizei samples); |
| |
| // glTexStorage2D disallows any change in texture format after it is set for a particular texture. |
| void setBoundTextureImmutableFormat(GLenum target); |
| bool isBoundTextureImmutableFormat(GLenum target) const; |
| |
| // glDeleteTextures(...) |
| // Remove references to the to-be-deleted textures. |
| void deleteTextures(GLsizei n, const GLuint* textures); |
| |
| // Render buffer objects |
| void addRenderbuffers(GLsizei n, GLuint* renderbuffers); |
| void removeRenderbuffers(GLsizei n, const GLuint* renderbuffers); |
| bool usedRenderbufferName(GLuint name) const; |
| void bindRenderbuffer(GLenum target, GLuint name); |
| GLuint boundRenderbuffer() const; |
| void setBoundRenderbufferFormat(GLenum format); |
| void setBoundRenderbufferSamples(GLsizei samples); |
| |
| // Frame buffer objects |
| void addFramebuffers(GLsizei n, GLuint* framebuffers); |
| void removeFramebuffers(GLsizei n, const GLuint* framebuffers); |
| bool usedFramebufferName(GLuint name) const; |
| void bindFramebuffer(GLenum target, GLuint name); |
| void setCheckFramebufferStatus(GLenum target, GLenum status); |
| GLenum getCheckFramebufferStatus(GLenum target) const; |
| GLuint boundFramebuffer(GLenum target) const; |
| |
| // Texture object -> FBO |
| void attachTextureObject(GLenum target, GLenum attachment, GLuint texture); |
| GLuint getFboAttachmentTextureId(GLenum target, GLenum attachment) const; |
| |
| // RBO -> FBO |
| void detachRbo(GLuint renderbuffer); |
| void detachRboFromFbo(GLenum target, GLenum attachment, GLuint renderbuffer); |
| void attachRbo(GLenum target, GLenum attachment, GLuint renderbuffer); |
| GLuint getFboAttachmentRboId(GLenum target, GLenum attachment) const; |
| |
| // FBO attachments in general |
| bool attachmentHasObject(GLenum target, GLenum attachment) const; |
| GLuint objectOfAttachment(GLenum target, GLenum attachment) const; |
| |
| // Transform feedback state |
| void setTransformFeedbackActiveUnpaused(bool activeUnpaused); |
| bool getTransformFeedbackActiveUnpaused() const; |
| |
| void setTextureData(SharedTextureDataMap* sharedTexData); |
| // set eglsurface property on default framebuffer |
| // if coming from eglMakeCurrent |
| void fromMakeCurrent(); |
| // set indexed buffer state. |
| // We need to query the underlying OpenGL to get |
| // accurate values for indexed buffers |
| // and # render targets. |
| void initFromCaps( |
| int max_transform_feedback_separate_attribs, |
| int max_uniform_buffer_bindings, |
| int max_atomic_counter_buffer_bindings, |
| int max_shader_storage_buffer_bindings, |
| int max_vertex_attrib_bindings, |
| int max_color_attachments, |
| int max_draw_buffers); |
| bool needsInitFromCaps() const; |
| |
| // Queries the format backing the current framebuffer. |
| // Type differs depending on whether the attachment |
| // is a texture or renderbuffer. |
| void getBoundFramebufferFormat( |
| GLenum target, |
| GLenum attachment, |
| FboFormatInfo* res_info) const; |
| FboAttachmentType getBoundFramebufferAttachmentType( |
| GLenum target, |
| GLenum attachment) const; |
| int getMaxColorAttachments() const; |
| int getMaxDrawBuffers() const; |
| private: |
| void init(); |
| bool m_initialized; |
| PixelStoreState m_pixelStore; |
| |
| std::set<GLuint> mBufferIds; |
| |
| // GL_ARRAY_BUFFER_BINDING is separate from VAO state |
| GLuint m_arrayBuffer; |
| GLuint m_arrayBuffer_lastEncode; |
| VAOStateMap m_vaoMap; |
| VAOStateRef m_currVaoState; |
| |
| uint16_t m_attribEnableCache; |
| uint16_t m_vaoAttribBindingCacheInvalid; |
| uint16_t m_vaoAttribBindingHasClientArrayCache; |
| uint16_t m_vaoAttribBindingHasVboCache; |
| uint8_t m_noClientArraysCache; |
| |
| // Other buffer id's, other targets |
| GLuint m_copyReadBuffer; |
| GLuint m_copyWriteBuffer; |
| |
| GLuint m_pixelPackBuffer; |
| GLuint m_pixelUnpackBuffer; |
| |
| GLuint m_transformFeedbackBuffer; |
| GLuint m_uniformBuffer; |
| |
| GLuint m_atomicCounterBuffer; |
| GLuint m_dispatchIndirectBuffer; |
| GLuint m_drawIndirectBuffer; |
| GLuint m_shaderStorageBuffer; |
| |
| bool m_transformFeedbackActiveUnpaused; |
| |
| int m_max_transform_feedback_separate_attribs; |
| int m_max_uniform_buffer_bindings; |
| int m_max_atomic_counter_buffer_bindings; |
| int m_max_shader_storage_buffer_bindings; |
| int m_max_vertex_attrib_bindings; |
| std::vector<BufferBinding> m_indexedTransformFeedbackBuffers; |
| std::vector<BufferBinding> m_indexedUniformBuffers; |
| std::vector<BufferBinding> m_indexedAtomicCounterBuffers; |
| std::vector<BufferBinding> m_indexedShaderStorageBuffers; |
| |
| int m_glesMajorVersion; |
| int m_glesMinorVersion; |
| int m_maxVertexAttribs; |
| bool m_maxVertexAttribsDirty; |
| int m_nLocations; |
| int m_activeTexture; |
| GLint m_currentProgram; |
| GLint m_currentShaderProgram; |
| ProgramPipelineMap m_programPipelines; |
| |
| enum TextureTarget { |
| TEXTURE_2D = 0, |
| TEXTURE_EXTERNAL = 1, |
| TEXTURE_CUBE_MAP = 2, |
| TEXTURE_2D_ARRAY = 3, |
| TEXTURE_3D = 4, |
| TEXTURE_2D_MULTISAMPLE = 5, |
| TEXTURE_TARGET_COUNT |
| }; |
| struct TextureUnit { |
| unsigned int enables; |
| GLuint texture[TEXTURE_TARGET_COUNT]; |
| GLuint boundSampler; |
| }; |
| struct TextureState { |
| TextureUnit unit[MAX_TEXTURE_UNITS]; |
| TextureUnit* activeUnit; |
| // Initialized from shared group. |
| SharedTextureDataMap* textureRecs; |
| }; |
| TextureState m_tex; |
| |
| // State tracking of cube map definitions. |
| // Currently used only for driver workarounds |
| // when using GL_LUMINANCE and defining cube maps with |
| // glCopyTexImage2D. |
| struct CubeMapDef { |
| GLuint id; |
| GLenum target; |
| GLint level; |
| GLenum internalformat; |
| }; |
| struct CubeMapDefCompare { |
| bool operator() (const CubeMapDef& a, |
| const CubeMapDef& b) const { |
| if (a.id != b.id) return a.id < b.id; |
| if (a.target != b.target) return a.target < b.target; |
| if (a.level != b.level) return a.level < b.level; |
| if (a.internalformat != b.internalformat) |
| return a.internalformat < b.internalformat; |
| return false; |
| } |
| }; |
| std::set<CubeMapDef, CubeMapDefCompare> m_cubeMapDefs; |
| void writeCopyTexImageState(GLenum target, GLint level, |
| GLenum internalformat); |
| GLenum copyTexImageNeededTarget(GLenum target, GLint level, |
| GLenum internalformat); |
| |
| int m_max_color_attachments; |
| int m_max_draw_buffers; |
| struct RboState { |
| GLuint boundRenderbuffer; |
| size_t boundRenderbufferIndex; |
| std::vector<RboProps> rboData; |
| }; |
| RboState mRboState; |
| void addFreshRenderbuffer(GLuint name); |
| void setBoundRenderbufferIndex(); |
| size_t getRboIndex(GLuint name) const; |
| RboProps& boundRboProps(); |
| const RboProps& boundRboProps_const() const; |
| |
| struct FboState { |
| GLuint boundDrawFramebuffer; |
| GLuint boundReadFramebuffer; |
| size_t boundFramebufferIndex; |
| std::map<GLuint, FboProps> fboData; |
| GLenum drawFboCheckStatus; |
| GLenum readFboCheckStatus; |
| }; |
| FboState mFboState; |
| void addFreshFramebuffer(GLuint name); |
| FboProps& boundFboProps(GLenum target); |
| const FboProps& boundFboProps_const(GLenum target) const; |
| |
| // Querying framebuffer format |
| GLenum queryRboFormat(GLuint name) const; |
| GLsizei queryRboSamples(GLuint name) const; |
| GLenum queryTexType(GLuint name) const; |
| GLsizei queryTexSamples(GLuint name) const; |
| |
| static int compareTexId(const void* pid, const void* prec); |
| TextureRec* addTextureRec(GLuint id, GLenum target); |
| TextureRec* getTextureRec(GLuint id) const; |
| |
| public: |
| void getClientStatePointer(GLenum pname, GLvoid** params); |
| |
| template <class T> |
| int getVertexAttribParameter(GLuint index, GLenum param, T *ptr) |
| { |
| bool handled = true; |
| const VertexAttribState& vertexAttrib = getState(index); |
| const BufferBinding& vertexAttribBufferBinding = |
| m_currVaoState.bufferBindings_const()[vertexAttrib.bindingindex]; |
| |
| switch(param) { |
| #define GL_VERTEX_ATTRIB_BINDING 0x82D4 |
| case GL_VERTEX_ATTRIB_BINDING: |
| *ptr = (T)vertexAttrib.bindingindex; |
| break; |
| #define GL_VERTEX_ATTRIB_RELATIVE_OFFSET 0x82D5 |
| case GL_VERTEX_ATTRIB_RELATIVE_OFFSET: |
| *ptr = (T)vertexAttrib.reloffset; |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING: |
| *ptr = (T)(vertexAttribBufferBinding.buffer); |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_ENABLED: |
| *ptr = (T)(vertexAttrib.enabled); |
| break; |
| #define GL_VERTEX_ATTRIB_ARRAY_INTEGER 0x88FD |
| case GL_VERTEX_ATTRIB_ARRAY_INTEGER: |
| *ptr = (T)(vertexAttrib.isInt); |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_SIZE: |
| *ptr = (T)(vertexAttrib.size); |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_STRIDE: |
| *ptr = (T)(vertexAttribBufferBinding.stride); |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_TYPE: |
| *ptr = (T)(vertexAttrib.type); |
| break; |
| case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED: |
| *ptr = (T)(vertexAttrib.normalized); |
| break; |
| case GL_CURRENT_VERTEX_ATTRIB: |
| handled = false; |
| break; |
| default: |
| handled = false; |
| ERR("unknown vertex-attrib parameter param %d\n", param); |
| } |
| return handled; |
| } |
| |
| template <class T> |
| bool getClientStateParameter(GLenum param, T* out) |
| { |
| bool isClientStateParam = false; |
| switch (param) { |
| case GL_CLIENT_ACTIVE_TEXTURE: { |
| GLint tex = getActiveTexture() + GL_TEXTURE0; |
| *out = tex; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_VERTEX_ARRAY_SIZE: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::VERTEX_LOCATION); |
| *out = state.size; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_VERTEX_ARRAY_TYPE: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::VERTEX_LOCATION); |
| *out = state.type; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_VERTEX_ARRAY_STRIDE: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::VERTEX_LOCATION); |
| *out = state.stride; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_COLOR_ARRAY_SIZE: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::COLOR_LOCATION); |
| *out = state.size; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_COLOR_ARRAY_TYPE: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::COLOR_LOCATION); |
| *out = state.type; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_COLOR_ARRAY_STRIDE: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::COLOR_LOCATION); |
| *out = state.stride; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_NORMAL_ARRAY_TYPE: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::NORMAL_LOCATION); |
| *out = state.type; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_NORMAL_ARRAY_STRIDE: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::NORMAL_LOCATION); |
| *out = state.stride; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_TEXTURE_COORD_ARRAY_SIZE: { |
| const GLClientState::VertexAttribState& state = getState(getActiveTexture() + GLClientState::TEXCOORD0_LOCATION); |
| *out = state.size; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_TEXTURE_COORD_ARRAY_TYPE: { |
| const GLClientState::VertexAttribState& state = getState(getActiveTexture() + GLClientState::TEXCOORD0_LOCATION); |
| *out = state.type; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_TEXTURE_COORD_ARRAY_STRIDE: { |
| const GLClientState::VertexAttribState& state = getState(getActiveTexture() + GLClientState::TEXCOORD0_LOCATION); |
| *out = state.stride; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_POINT_SIZE_ARRAY_TYPE_OES: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::POINTSIZE_LOCATION); |
| *out = state.type; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_POINT_SIZE_ARRAY_STRIDE_OES: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::POINTSIZE_LOCATION); |
| *out = state.stride; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_MATRIX_INDEX_ARRAY_SIZE_OES: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::MATRIXINDEX_LOCATION); |
| *out = state.size; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_MATRIX_INDEX_ARRAY_TYPE_OES: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::MATRIXINDEX_LOCATION); |
| *out = state.type; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_MATRIX_INDEX_ARRAY_STRIDE_OES: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::MATRIXINDEX_LOCATION); |
| *out = state.stride; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_WEIGHT_ARRAY_SIZE_OES: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::WEIGHT_LOCATION); |
| *out = state.size; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_WEIGHT_ARRAY_TYPE_OES: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::WEIGHT_LOCATION); |
| *out = state.type; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_WEIGHT_ARRAY_STRIDE_OES: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::WEIGHT_LOCATION); |
| *out = state.stride; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_VERTEX_ARRAY_BUFFER_BINDING: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::VERTEX_LOCATION); |
| *out = state.bufferObject; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_NORMAL_ARRAY_BUFFER_BINDING: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::NORMAL_LOCATION); |
| *out = state.bufferObject; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_COLOR_ARRAY_BUFFER_BINDING: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::COLOR_LOCATION); |
| *out = state.bufferObject; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING: { |
| const GLClientState::VertexAttribState& state = getState(getActiveTexture()+GLClientState::TEXCOORD0_LOCATION); |
| *out = state.bufferObject; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_POINT_SIZE_ARRAY_BUFFER_BINDING_OES: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::POINTSIZE_LOCATION); |
| *out = state.bufferObject; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_MATRIX_INDEX_ARRAY_BUFFER_BINDING_OES: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::MATRIXINDEX_LOCATION); |
| *out = state.bufferObject; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_WEIGHT_ARRAY_BUFFER_BINDING_OES: { |
| const GLClientState::VertexAttribState& state = getState(GLClientState::WEIGHT_LOCATION); |
| *out = state.bufferObject; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_ARRAY_BUFFER_BINDING: { |
| int buffer = getBuffer(GL_ARRAY_BUFFER); |
| *out = buffer; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_ELEMENT_ARRAY_BUFFER_BINDING: { |
| int buffer = getBuffer(GL_ELEMENT_ARRAY_BUFFER); |
| *out = buffer; |
| isClientStateParam = true; |
| break; |
| } |
| case GL_MAX_VERTEX_ATTRIBS: { |
| if (m_maxVertexAttribsDirty) { |
| isClientStateParam = false; |
| } else { |
| *out = m_maxVertexAttribs; |
| isClientStateParam = true; |
| } |
| break; |
| } |
| } |
| return isClientStateParam; |
| } |
| |
| }; |
| #endif |
