kc3-lang/angle/src/libANGLE/renderer/gl/cgl/PbufferSurfaceCGL.cpp

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• Hash : de09f8db
  Author :
  Date : 2021-09-02T18:21:37
  

  Revert "GL: Update StateManagerGL binding funcs to use ANGLE_GL_TRY"
  
  This reverts commit 4b5a774e855af2493d64b0635f56053bd795c5c5.
  
  Reason for revert: broken on iOS and Skia
  
  Original change's description:
  > GL: Update StateManagerGL binding funcs to use ANGLE_GL_TRY
  >
  > Bug: angleproject:3020
  > Change-Id: Iff460a1012d06e1c5feff84d91117de87e7c870a
  > Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3123167
  > Reviewed-by: Jamie Madill <jmadill@chromium.org>
  > Commit-Queue: Geoff Lang <geofflang@chromium.org>
  
  Bug: angleproject:3020
  Change-Id: I54d81a7b734d007f65ff97990008f5e6eb8536f6
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3140453
  Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/renderer/gl/cgl/PbufferSurfaceCGL.cpp

• //
  // Copyright 2015 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.
  //
  
  // PBufferSurfaceCGL.cpp: an implementation of egl::Surface for PBuffers for the CLG backend,
  //                      currently implemented using renderbuffers
  
  #include "libANGLE/renderer/gl/cgl/PbufferSurfaceCGL.h"
  
  #if defined(ANGLE_PLATFORM_MACOS) || defined(ANGLE_PLATFORM_MACCATALYST)
  
  #    include "common/debug.h"
  #    include "libANGLE/renderer/gl/FramebufferGL.h"
  #    include "libANGLE/renderer/gl/FunctionsGL.h"
  #    include "libANGLE/renderer/gl/RendererGL.h"
  #    include "libANGLE/renderer/gl/StateManagerGL.h"
  
  namespace rx
  {
  
  PbufferSurfaceCGL::PbufferSurfaceCGL(const egl::SurfaceState &state,
                                       RendererGL *renderer,
                                       EGLint width,
                                       EGLint height)
      : SurfaceGL(state),
        mWidth(width),
        mHeight(height),
        mFunctions(renderer->getFunctions()),
        mStateManager(renderer->getStateManager()),
        mColorRenderbuffer(0),
        mDSRenderbuffer(0)
  {}
  
  PbufferSurfaceCGL::~PbufferSurfaceCGL()
  {
      if (mColorRenderbuffer != 0)
      {
          mFunctions->deleteRenderbuffers(1, &mColorRenderbuffer);
          mColorRenderbuffer = 0;
      }
      if (mDSRenderbuffer != 0)
      {
          mFunctions->deleteRenderbuffers(1, &mDSRenderbuffer);
          mDSRenderbuffer = 0;
      }
  }
  
  egl::Error PbufferSurfaceCGL::initialize(const egl::Display *display)
  {
      mFunctions->genRenderbuffers(1, &mColorRenderbuffer);
      mStateManager->bindRenderbuffer(GL_RENDERBUFFER, mColorRenderbuffer);
      mFunctions->renderbufferStorage(GL_RENDERBUFFER, GL_RGBA8, mWidth, mHeight);
  
      mFunctions->genRenderbuffers(1, &mDSRenderbuffer);
      mStateManager->bindRenderbuffer(GL_RENDERBUFFER, mDSRenderbuffer);
      mFunctions->renderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, mWidth, mHeight);
  
      return egl::NoError();
  }
  
  egl::Error PbufferSurfaceCGL::makeCurrent(const gl::Context *context)
  {
      return egl::NoError();
  }
  
  egl::Error PbufferSurfaceCGL::swap(const gl::Context *context)
  {
      return egl::NoError();
  }
  
  egl::Error PbufferSurfaceCGL::postSubBuffer(const gl::Context *context,
                                              EGLint x,
                                              EGLint y,
                                              EGLint width,
                                              EGLint height)
  {
      return egl::NoError();
  }
  
  egl::Error PbufferSurfaceCGL::querySurfacePointerANGLE(EGLint attribute, void **value)
  {
      UNIMPLEMENTED();
      return egl::NoError();
  }
  
  egl::Error PbufferSurfaceCGL::bindTexImage(const gl::Context *context,
                                             gl::Texture *texture,
                                             EGLint buffer)
  {
      UNIMPLEMENTED();
      return egl::NoError();
  }
  
  egl::Error PbufferSurfaceCGL::releaseTexImage(const gl::Context *context, EGLint buffer)
  {
      UNIMPLEMENTED();
      return egl::NoError();
  }
  
  void PbufferSurfaceCGL::setSwapInterval(EGLint interval) {}
  
  EGLint PbufferSurfaceCGL::getWidth() const
  {
      return mWidth;
  }
  
  EGLint PbufferSurfaceCGL::getHeight() const
  {
      return mHeight;
  }
  
  EGLint PbufferSurfaceCGL::isPostSubBufferSupported() const
  {
      UNIMPLEMENTED();
      return EGL_FALSE;
  }
  
  EGLint PbufferSurfaceCGL::getSwapBehavior() const
  {
      return EGL_BUFFER_PRESERVED;
  }
  
  FramebufferImpl *PbufferSurfaceCGL::createDefaultFramebuffer(const gl::Context *context,
                                                               const gl::FramebufferState &state)
  {
      const FunctionsGL *functions = GetFunctionsGL(context);
      StateManagerGL *stateManager = GetStateManagerGL(context);
  
      GLuint framebuffer = 0;
      functions->genFramebuffers(1, &framebuffer);
      stateManager->bindFramebuffer(GL_FRAMEBUFFER, framebuffer);
      functions->framebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER,
                                         mColorRenderbuffer);
      functions->framebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_RENDERBUFFER,
                                         mDSRenderbuffer);
  
      return new FramebufferGL(state, framebuffer, true, false);
  }
  
  }  // namespace rx
  
  #endif  // defined(ANGLE_PLATFORM_MACOS) || defined(ANGLE_PLATFORM_MACCATALYST)
  

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