kc3-lang/angle/src/libANGLE/renderer/gl/ContextGL.cpp

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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/gl/ContextGL.cpp

• //
  // 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.
  //
  // ContextGL:
  //   OpenGL-specific functionality associated with a GL Context.
  //
  
  #include "libANGLE/renderer/gl/ContextGL.h"
  
  #include "libANGLE/renderer/gl/BufferGL.h"
  #include "libANGLE/renderer/gl/CompilerGL.h"
  #include "libANGLE/renderer/gl/FenceNVGL.h"
  #include "libANGLE/renderer/gl/FenceSyncGL.h"
  #include "libANGLE/renderer/gl/FunctionsGL.h"
  #include "libANGLE/renderer/gl/FramebufferGL.h"
  #include "libANGLE/renderer/gl/PathGL.h"
  #include "libANGLE/renderer/gl/ProgramGL.h"
  #include "libANGLE/renderer/gl/QueryGL.h"
  #include "libANGLE/renderer/gl/RenderbufferGL.h"
  #include "libANGLE/renderer/gl/RendererGL.h"
  #include "libANGLE/renderer/gl/SamplerGL.h"
  #include "libANGLE/renderer/gl/ShaderGL.h"
  #include "libANGLE/renderer/gl/StateManagerGL.h"
  #include "libANGLE/renderer/gl/TextureGL.h"
  #include "libANGLE/renderer/gl/TransformFeedbackGL.h"
  #include "libANGLE/renderer/gl/VertexArrayGL.h"
  
  namespace rx
  {
  
  ContextGL::ContextGL(const gl::ContextState &state, RendererGL *renderer)
      : ContextImpl(state), mRenderer(renderer)
  {
  }
  
  ContextGL::~ContextGL()
  {
  }
  
  gl::Error ContextGL::initialize()
  {
      return gl::NoError();
  }
  
  CompilerImpl *ContextGL::createCompiler()
  {
      return new CompilerGL(getFunctions());
  }
  
  ShaderImpl *ContextGL::createShader(const gl::ShaderState &data)
  {
      return new ShaderGL(data, getFunctions(), getWorkaroundsGL());
  }
  
  ProgramImpl *ContextGL::createProgram(const gl::ProgramState &data)
  {
      return new ProgramGL(data, getFunctions(), getWorkaroundsGL(), getStateManager(),
                           getExtensions().pathRendering);
  }
  
  FramebufferImpl *ContextGL::createFramebuffer(const gl::FramebufferState &data)
  {
      return new FramebufferGL(data, getFunctions(), getStateManager(), getWorkaroundsGL(),
                               mRenderer->getBlitter(), false);
  }
  
  TextureImpl *ContextGL::createTexture(const gl::TextureState &state)
  {
      return new TextureGL(state, getFunctions(), getWorkaroundsGL(), getStateManager(),
                           mRenderer->getBlitter());
  }
  
  RenderbufferImpl *ContextGL::createRenderbuffer()
  {
      return new RenderbufferGL(getFunctions(), getWorkaroundsGL(), getStateManager(),
                                getNativeTextureCaps());
  }
  
  BufferImpl *ContextGL::createBuffer(const gl::BufferState &state)
  {
      return new BufferGL(state, getFunctions(), getStateManager());
  }
  
  VertexArrayImpl *ContextGL::createVertexArray(const gl::VertexArrayState &data)
  {
      return new VertexArrayGL(data, getFunctions(), getStateManager());
  }
  
  QueryImpl *ContextGL::createQuery(GLenum type)
  {
      switch (type)
      {
          case GL_COMMANDS_COMPLETED_CHROMIUM:
              return new SyncQueryGL(type, getFunctions(), getStateManager());
  
          default:
              return new StandardQueryGL(type, getFunctions(), getStateManager());
      }
  }
  
  FenceNVImpl *ContextGL::createFenceNV()
  {
      return new FenceNVGL(getFunctions());
  }
  
  FenceSyncImpl *ContextGL::createFenceSync()
  {
      return new FenceSyncGL(getFunctions());
  }
  
  TransformFeedbackImpl *ContextGL::createTransformFeedback(const gl::TransformFeedbackState &state)
  {
      return new TransformFeedbackGL(state, getFunctions(), getStateManager());
  }
  
  SamplerImpl *ContextGL::createSampler()
  {
      return new SamplerGL(getFunctions(), getStateManager());
  }
  
  std::vector<PathImpl *> ContextGL::createPaths(GLsizei range)
  {
      const FunctionsGL *funcs = getFunctions();
  
      std::vector<PathImpl *> ret;
      ret.reserve(range);
  
      const GLuint first = funcs->genPathsNV(range);
      if (first == 0)
          return ret;
  
      for (GLsizei i = 0; i < range; ++i)
      {
          const auto id = first + i;
          ret.push_back(new PathGL(funcs, id));
      }
  
      return ret;
  }
  
  gl::Error ContextGL::flush()
  {
      return mRenderer->flush();
  }
  
  gl::Error ContextGL::finish()
  {
      return mRenderer->finish();
  }
  
  gl::Error ContextGL::drawArrays(GLenum mode, GLint first, GLsizei count)
  {
      return mRenderer->drawArrays(mState, mode, first, count);
  }
  
  gl::Error ContextGL::drawArraysInstanced(GLenum mode,
                                           GLint first,
                                           GLsizei count,
                                           GLsizei instanceCount)
  {
      return mRenderer->drawArraysInstanced(mState, mode, first, count, instanceCount);
  }
  
  gl::Error ContextGL::drawElements(GLenum mode,
                                    GLsizei count,
                                    GLenum type,
                                    const GLvoid *indices,
                                    const gl::IndexRange &indexRange)
  {
      return mRenderer->drawElements(mState, mode, count, type, indices, indexRange);
  }
  
  gl::Error ContextGL::drawElementsInstanced(GLenum mode,
                                             GLsizei count,
                                             GLenum type,
                                             const GLvoid *indices,
                                             GLsizei instances,
                                             const gl::IndexRange &indexRange)
  {
      return mRenderer->drawElementsInstanced(mState, mode, count, type, indices, instances,
                                              indexRange);
  }
  
  gl::Error ContextGL::drawRangeElements(GLenum mode,
                                         GLuint start,
                                         GLuint end,
                                         GLsizei count,
                                         GLenum type,
                                         const GLvoid *indices,
                                         const gl::IndexRange &indexRange)
  {
      return mRenderer->drawRangeElements(mState, mode, start, end, count, type, indices, indexRange);
  }
  
  gl::Error ContextGL::drawArraysIndirect(GLenum mode, const GLvoid *indirect)
  {
      return mRenderer->drawArraysIndirect(mState, mode, indirect);
  }
  
  gl::Error ContextGL::drawElementsIndirect(GLenum mode, GLenum type, const GLvoid *indirect)
  {
      return mRenderer->drawElementsIndirect(mState, mode, type, indirect);
  }
  
  void ContextGL::stencilFillPath(const gl::Path *path, GLenum fillMode, GLuint mask)
  {
      mRenderer->stencilFillPath(mState, path, fillMode, mask);
  }
  
  void ContextGL::stencilStrokePath(const gl::Path *path, GLint reference, GLuint mask)
  {
      mRenderer->stencilStrokePath(mState, path, reference, mask);
  }
  
  void ContextGL::coverFillPath(const gl::Path *path, GLenum coverMode)
  {
      mRenderer->coverFillPath(mState, path, coverMode);
  }
  
  void ContextGL::coverStrokePath(const gl::Path *path, GLenum coverMode)
  {
      mRenderer->coverStrokePath(mState, path, coverMode);
  }
  
  void ContextGL::stencilThenCoverFillPath(const gl::Path *path,
                                           GLenum fillMode,
                                           GLuint mask,
                                           GLenum coverMode)
  {
      mRenderer->stencilThenCoverFillPath(mState, path, fillMode, mask, coverMode);
  }
  
  void ContextGL::stencilThenCoverStrokePath(const gl::Path *path,
                                             GLint reference,
                                             GLuint mask,
                                             GLenum coverMode)
  {
      mRenderer->stencilThenCoverStrokePath(mState, path, reference, mask, coverMode);
  }
  
  void ContextGL::coverFillPathInstanced(const std::vector<gl::Path *> &paths,
                                         GLenum coverMode,
                                         GLenum transformType,
                                         const GLfloat *transformValues)
  {
      mRenderer->coverFillPathInstanced(mState, paths, coverMode, transformType, transformValues);
  }
  
  void ContextGL::coverStrokePathInstanced(const std::vector<gl::Path *> &paths,
                                           GLenum coverMode,
                                           GLenum transformType,
                                           const GLfloat *transformValues)
  {
      mRenderer->coverStrokePathInstanced(mState, paths, coverMode, transformType, transformValues);
  }
  
  void ContextGL::stencilFillPathInstanced(const std::vector<gl::Path *> &paths,
                                           GLenum fillMode,
                                           GLuint mask,
                                           GLenum transformType,
                                           const GLfloat *transformValues)
  {
      mRenderer->stencilFillPathInstanced(mState, paths, fillMode, mask, transformType,
                                          transformValues);
  }
  
  void ContextGL::stencilStrokePathInstanced(const std::vector<gl::Path *> &paths,
                                             GLint reference,
                                             GLuint mask,
                                             GLenum transformType,
                                             const GLfloat *transformValues)
  {
      mRenderer->stencilStrokePathInstanced(mState, paths, reference, mask, transformType,
                                            transformValues);
  }
  
  void ContextGL::stencilThenCoverFillPathInstanced(const std::vector<gl::Path *> &paths,
                                                    GLenum coverMode,
                                                    GLenum fillMode,
                                                    GLuint mask,
                                                    GLenum transformType,
                                                    const GLfloat *transformValues)
  {
      mRenderer->stencilThenCoverFillPathInstanced(mState, paths, coverMode, fillMode, mask,
                                                   transformType, transformValues);
  }
  
  void ContextGL::stencilThenCoverStrokePathInstanced(const std::vector<gl::Path *> &paths,
                                                      GLenum coverMode,
                                                      GLint reference,
                                                      GLuint mask,
                                                      GLenum transformType,
                                                      const GLfloat *transformValues)
  {
      mRenderer->stencilThenCoverStrokePathInstanced(mState, paths, coverMode, reference, mask,
                                                     transformType, transformValues);
  }
  
  GLenum ContextGL::getResetStatus()
  {
      return mRenderer->getResetStatus();
  }
  
  std::string ContextGL::getVendorString() const
  {
      return mRenderer->getVendorString();
  }
  
  std::string ContextGL::getRendererDescription() const
  {
      return mRenderer->getRendererDescription();
  }
  
  void ContextGL::insertEventMarker(GLsizei length, const char *marker)
  {
      mRenderer->insertEventMarker(length, marker);
  }
  
  void ContextGL::pushGroupMarker(GLsizei length, const char *marker)
  {
      mRenderer->pushGroupMarker(length, marker);
  }
  
  void ContextGL::popGroupMarker()
  {
      mRenderer->popGroupMarker();
  }
  
  void ContextGL::syncState(const gl::State &state, const gl::State::DirtyBits &dirtyBits)
  {
      mRenderer->getStateManager()->syncState(state, dirtyBits);
  }
  
  GLint ContextGL::getGPUDisjoint()
  {
      return mRenderer->getGPUDisjoint();
  }
  
  GLint64 ContextGL::getTimestamp()
  {
      return mRenderer->getTimestamp();
  }
  
  void ContextGL::onMakeCurrent(const gl::ContextState &data)
  {
      // Queries need to be paused/resumed on context switches
      mRenderer->getStateManager()->onMakeCurrent(data);
  }
  
  const gl::Caps &ContextGL::getNativeCaps() const
  {
      return mRenderer->getNativeCaps();
  }
  
  const gl::TextureCapsMap &ContextGL::getNativeTextureCaps() const
  {
      return mRenderer->getNativeTextureCaps();
  }
  
  const gl::Extensions &ContextGL::getNativeExtensions() const
  {
      return mRenderer->getNativeExtensions();
  }
  
  const gl::Limitations &ContextGL::getNativeLimitations() const
  {
      return mRenderer->getNativeLimitations();
  }
  
  const FunctionsGL *ContextGL::getFunctions() const
  {
      return mRenderer->getFunctions();
  }
  
  StateManagerGL *ContextGL::getStateManager()
  {
      return mRenderer->getStateManager();
  }
  
  const WorkaroundsGL &ContextGL::getWorkaroundsGL() const
  {
      return mRenderer->getWorkarounds();
  }
  
  }  // namespace rx
  

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