kc3-lang/angle/src/libGLESv2/renderer/d3d/d3d9/Buffer9.cpp

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• Hash : 5c1e58d0
  Author :
  Date : 2014-08-04T10:47:58
  

  Add missing cache clears to D3D buffer classes.
  
  BUG=angle:709
  
  Change-Id: I93f92b916a0da26975cd459399cc2873cb4ab9f0
  Reviewed-on: https://chromium-review.googlesource.com/210642
  Tested-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Nicolas Capens <capn@chromium.org>
  

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• src/libGLESv2/renderer/d3d/d3d9/Buffer9.cpp

• #include "precompiled.h"
  //
  // Copyright 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.
  //
  
  // Buffer9.cpp Defines the Buffer9 class.
  
  #include "libGLESv2/renderer/d3d/d3d9/Buffer9.h"
  #include "libGLESv2/main.h"
  #include "libGLESv2/renderer/d3d/d3d9/Renderer9.h"
  
  namespace rx
  {
  
  Buffer9::Buffer9(rx::Renderer9 *renderer)
      : BufferD3D(),
        mRenderer(renderer),
        mSize(0)
  {}
  
  Buffer9::~Buffer9()
  {
      mSize = 0;
  }
  
  Buffer9 *Buffer9::makeBuffer9(BufferImpl *buffer)
  {
      ASSERT(HAS_DYNAMIC_TYPE(Buffer9*, buffer));
      return static_cast<Buffer9*>(buffer);
  }
  
  void Buffer9::setData(const void* data, size_t size, GLenum usage)
  {
      if (size > mMemory.size())
      {
          if (!mMemory.resize(size))
          {
              return gl::error(GL_OUT_OF_MEMORY);
          }
      }
  
      mSize = size;
      if (data)
      {
          memcpy(mMemory.data(), data, size);
      }
  
      mIndexRangeCache.clear();
      invalidateStaticData();
  
      if (usage == GL_STATIC_DRAW)
      {
          initializeStaticData();
      }
  }
  
  void *Buffer9::getData()
  {
      return mMemory.data();
  }
  
  void Buffer9::setSubData(const void* data, size_t size, size_t offset)
  {
      if (offset + size > mMemory.size())
      {
          if (!mMemory.resize(offset + size))
          {
              return gl::error(GL_OUT_OF_MEMORY);
          }
      }
  
      mSize = std::max(mSize, offset + size);
      if (data)
      {
          memcpy(mMemory.data() + offset, data, size);
      }
  
      mIndexRangeCache.invalidateRange(offset, size);
  
      invalidateStaticData();
  }
  
  void Buffer9::copySubData(BufferImpl* source, GLintptr sourceOffset, GLintptr destOffset, GLsizeiptr size)
  {
      // Note: this method is currently unreachable
      Buffer9* sourceBuffer = makeBuffer9(source);
      if (sourceBuffer)
      {
          memcpy(mMemory.data() + destOffset, sourceBuffer->mMemory.data() + sourceOffset, size);
      }
  
      mIndexRangeCache.invalidateRange(destOffset, size);
      invalidateStaticData();
  }
  
  // We do not suppot buffer mapping in D3D9
  GLvoid* Buffer9::map(size_t offset, size_t length, GLbitfield access)
  {
      UNREACHABLE();
      return NULL;
  }
  
  void Buffer9::unmap()
  {
      UNREACHABLE();
  }
  
  void Buffer9::markTransformFeedbackUsage()
  {
      UNREACHABLE();
  }
  
  Renderer* Buffer9::getRenderer()
  {
      return mRenderer;
  }
  
  }
  

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