kc3-lang/angle/src/libANGLE/renderer/ContextImpl.h

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• Hash : d9671226
  Author :
  Date : 2016-11-29T16:30:31
  

  Implement ES3.1 glDraw*Indirect entry points for OpenGL
  
  BUG=angleproject:1595
  TEST=dEQP-GLES31.functional.draw_indirect.*
  
  Change-Id: I82f5d0864e70d6e7abdccf5f10330ddfa099ec62
  Reviewed-on: https://chromium-review.googlesource.com/417250
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Corentin Wallez <cwallez@chromium.org>
  

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• src/libANGLE/renderer/ContextImpl.h

• //
  // Copyright 2016 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.
  //
  // ContextImpl:
  //   Implementation-specific functionality associated with a GL Context.
  //
  
  #ifndef LIBANGLE_RENDERER_CONTEXTIMPL_H_
  #define LIBANGLE_RENDERER_CONTEXTIMPL_H_
  
  #include <vector>
  
  #include "common/angleutils.h"
  #include "libANGLE/ContextState.h"
  #include "libANGLE/renderer/GLImplFactory.h"
  
  namespace gl
  {
  class Path;
  }
  
  namespace rx
  {
  class ContextImpl : public GLImplFactory
  {
    public:
      ContextImpl(const gl::ContextState &state);
      virtual ~ContextImpl();
  
      virtual gl::Error initialize() = 0;
  
      // Flush and finish.
      virtual gl::Error flush() = 0;
      virtual gl::Error finish() = 0;
  
      // Drawing methods.
      virtual gl::Error drawArrays(GLenum mode, GLint first, GLsizei count) = 0;
      virtual gl::Error drawArraysInstanced(GLenum mode,
                                            GLint first,
                                            GLsizei count,
                                            GLsizei instanceCount) = 0;
  
      virtual gl::Error drawElements(GLenum mode,
                                     GLsizei count,
                                     GLenum type,
                                     const GLvoid *indices,
                                     const gl::IndexRange &indexRange) = 0;
      virtual gl::Error drawElementsInstanced(GLenum mode,
                                              GLsizei count,
                                              GLenum type,
                                              const GLvoid *indices,
                                              GLsizei instances,
                                              const gl::IndexRange &indexRange) = 0;
      virtual gl::Error drawRangeElements(GLenum mode,
                                          GLuint start,
                                          GLuint end,
                                          GLsizei count,
                                          GLenum type,
                                          const GLvoid *indices,
                                          const gl::IndexRange &indexRange) = 0;
  
      virtual gl::Error drawArraysIndirect(GLenum mode, const GLvoid *indirect) = 0;
      virtual gl::Error drawElementsIndirect(GLenum mode, GLenum type, const GLvoid *indirect) = 0;
  
      // CHROMIUM_path_rendering path drawing methods.
      virtual void stencilFillPath(const gl::Path *path, GLenum fillMode, GLuint mask);
      virtual void stencilStrokePath(const gl::Path *path, GLint reference, GLuint mask);
      virtual void coverFillPath(const gl::Path *path, GLenum coverMode);
      virtual void coverStrokePath(const gl::Path *path, GLenum coverMode);
      virtual void stencilThenCoverFillPath(const gl::Path *path,
                                            GLenum fillMode,
                                            GLuint mask,
                                            GLenum coverMode);
  
      virtual void stencilThenCoverStrokePath(const gl::Path *path,
                                              GLint reference,
                                              GLuint mask,
                                              GLenum coverMode);
  
      virtual void coverFillPathInstanced(const std::vector<gl::Path *> &paths,
                                          GLenum coverMode,
                                          GLenum transformType,
                                          const GLfloat *transformValues);
      virtual void coverStrokePathInstanced(const std::vector<gl::Path *> &paths,
                                            GLenum coverMode,
                                            GLenum transformType,
                                            const GLfloat *transformValues);
      virtual void stencilFillPathInstanced(const std::vector<gl::Path *> &paths,
                                            GLenum fillMode,
                                            GLuint mask,
                                            GLenum transformType,
                                            const GLfloat *transformValues);
      virtual void stencilStrokePathInstanced(const std::vector<gl::Path *> &paths,
                                              GLint reference,
                                              GLuint mask,
                                              GLenum transformType,
                                              const GLfloat *transformValues);
      virtual void stencilThenCoverFillPathInstanced(const std::vector<gl::Path *> &paths,
                                                     GLenum coverMode,
                                                     GLenum fillMode,
                                                     GLuint mask,
                                                     GLenum transformType,
                                                     const GLfloat *transformValues);
      virtual void stencilThenCoverStrokePathInstanced(const std::vector<gl::Path *> &paths,
                                                       GLenum coverMode,
                                                       GLint reference,
                                                       GLuint mask,
                                                       GLenum transformType,
                                                       const GLfloat *transformValues);
  
      // Device loss
      virtual GLenum getResetStatus() = 0;
  
      // Vendor and description strings.
      virtual std::string getVendorString() const = 0;
      virtual std::string getRendererDescription() const = 0;
  
      // Debug markers.
      virtual void insertEventMarker(GLsizei length, const char *marker) = 0;
      virtual void pushGroupMarker(GLsizei length, const char *marker) = 0;
      virtual void popGroupMarker() = 0;
  
      // State sync with dirty bits.
      virtual void syncState(const gl::State &state, const gl::State::DirtyBits &dirtyBits) = 0;
  
      // Disjoint timer queries
      virtual GLint getGPUDisjoint() = 0;
      virtual GLint64 getTimestamp() = 0;
  
      // Context switching
      virtual void onMakeCurrent(const gl::ContextState &data) = 0;
  
      // Native capabilities, unmodified by gl::Context.
      virtual const gl::Caps &getNativeCaps() const = 0;
      virtual const gl::TextureCapsMap &getNativeTextureCaps() const = 0;
      virtual const gl::Extensions &getNativeExtensions() const = 0;
      virtual const gl::Limitations &getNativeLimitations() const = 0;
  
      const gl::ContextState &getContextState() { return mState; }
      int getClientMajorVersion() const { return mState.getClientMajorVersion(); }
      int getClientMinorVersion() const { return mState.getClientMinorVersion(); }
      const gl::State &getGLState() const { return mState.getState(); }
      const gl::Caps &getCaps() const { return mState.getCaps(); }
      const gl::TextureCapsMap &getTextureCaps() const { return mState.getTextureCaps(); }
      const gl::Extensions &getExtensions() const { return mState.getExtensions(); }
      const gl::Limitations &getLimitations() const { return mState.getLimitations(); }
  
    protected:
      const gl::ContextState &mState;
  };
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_CONTEXTIMPL_H_
  

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