kc3-lang/angle/src/libGLESv2/geometry/backend.cpp

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• Author : daniel@transgaming.com
  Date : 2010-04-20 18:52:13
  Hash : bbf56f75
  Message : Use directory qualified #include files Trac #11408 Signed-off-by: Andrew Lewycky Signed-off-by: Nicolas Capens git-svn-id: https://angleproject.googlecode.com/svn/trunk@165 736b8ea6-26fd-11df-bfd4-992fa37f6226

• src/libGLESv2/geometry/backend.cpp

• //
  // Copyright (c) 2002-2010 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.
  //
  
  // geometry/backend.h: Abstract classes BufferBackEnd, TranslatedVertexBuffer and TranslatedIndexBuffer
  // that must be implemented by any API-specific implementation of ANGLE.
  
  #include "libGLESv2/geometry/backend.h"
  
  #include "common/debug.h"
  
  namespace gl
  {
  
  void *TranslatedBuffer::map(std::size_t requiredSpace, std::size_t *offset)
  {
      ASSERT(requiredSpace <= mBufferSize);
  
      reserveSpace(requiredSpace);
  
      *offset = mCurrentPoint;
      mCurrentPoint += requiredSpace;
  
      return streamingMap(*offset, requiredSpace);
  }
  
  void TranslatedBuffer::reserveSpace(std::size_t requiredSpace)
  {
      if (mCurrentPoint + requiredSpace > mBufferSize)
      {
          recycle();
          mCurrentPoint = 0;
      }
  }
  
  }