kc3-lang/angle/src/libGLESv2/renderer/d3d/RenderbufferD3D.cpp

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• Hash : 93e13fbf
  Author :
  Date : 2014-11-06T15:27:25
  

  MANGLE the ANGLE Renderer class.
  
  BUG=angle:789
  
  Change-Id: Ib6d9d47a9353ea3c1a931b793baba85a2698b659
  Reviewed-on: https://chromium-review.googlesource.com/225472
  Tested-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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• src/libGLESv2/renderer/d3d/RenderbufferD3D.cpp

• //
  // Copyright (c) 2014 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.
  //
  
  // RenderbufferD3d.cpp: Implements the RenderbufferD3D class, a specialization of RenderbufferImpl
  
  
  #include "libGLESv2/renderer/d3d/RenderbufferD3D.h"
  
  #include "libGLESv2/renderer/d3d/RendererD3D.h"
  #include "libGLESv2/renderer/RenderTarget.h"
  
  namespace rx
  {
  RenderbufferD3D::RenderbufferD3D(RendererD3D *renderer) : mRenderer(renderer)
  {
      mRenderTarget = NULL;
  }
  
  RenderbufferD3D::~RenderbufferD3D()
  {
      SafeDelete(mRenderTarget);
  }
  
  RenderbufferD3D *RenderbufferD3D::makeRenderbufferD3D(RenderbufferImpl *renderbuffer)
  {
      ASSERT(HAS_DYNAMIC_TYPE(RenderbufferD3D*, renderbuffer));
      return static_cast<RenderbufferD3D*>(renderbuffer);
  }
  
  gl::Error RenderbufferD3D::setStorage(GLsizei width, GLsizei height, GLenum internalformat, GLsizei samples)
  {
      // If the renderbuffer parameters are queried, the calling function
      // will expect one of the valid renderbuffer formats for use in
      // glRenderbufferStorage, but we should create depth and stencil buffers
      // as DEPTH24_STENCIL8
      GLenum creationFormat = internalformat;
      if (internalformat == GL_DEPTH_COMPONENT16 || internalformat == GL_STENCIL_INDEX8)
      {
          creationFormat = GL_DEPTH24_STENCIL8_OES;
      }
  
      RenderTarget *newRT = NULL;
      gl::Error error = mRenderer->createRenderTarget(width, height, creationFormat, samples, &newRT);
      if (error.isError())
      {
          return error;
      }
  
      SafeDelete(mRenderTarget);
      mRenderTarget = newRT;
  
      return gl::Error(GL_NO_ERROR);
  }
  
  gl::Error RenderbufferD3D::setStorage(SwapChain *swapChain, bool depth)
  {
      RenderTarget *newRT = NULL;
      gl::Error error = mRenderer->createRenderTarget(swapChain, depth, &newRT);
      if (error.isError())
      {
          return error;
      }
  
      SafeDelete(mRenderTarget);
      mRenderTarget = newRT;
  
      return gl::Error(GL_NO_ERROR);
  }
  
  GLsizei RenderbufferD3D::getWidth() const
  {
      return (mRenderTarget ? mRenderTarget->getWidth() : 0);
  }
  
  GLsizei RenderbufferD3D::getHeight() const
  {
      return (mRenderTarget ? mRenderTarget->getHeight() : 0);
  }
  
  GLenum RenderbufferD3D::getInternalFormat() const
  {
      return (mRenderTarget ? mRenderTarget->getInternalFormat() : GL_RGBA4);
  }
  
  GLenum RenderbufferD3D::getActualFormat() const
  {
      return (mRenderTarget ? mRenderTarget->getActualFormat() : GL_RGBA4);
  }
  
  GLsizei RenderbufferD3D::getSamples() const
  {
      return (mRenderTarget ? mRenderTarget->getSamples() : 0);
  }
  
  RenderTarget *RenderbufferD3D::getRenderTarget()
  {
      return mRenderTarget;
  }
  
  unsigned int RenderbufferD3D::getRenderTargetSerial() const
  {
      return (mRenderTarget ? mRenderTarget->getSerial() : 0);
  }
  
  }
  

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