kc3-lang/angle/src/libGLESv2/ImageIndex.cpp

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• Hash : ac7579c2
  Author :
  Date : 2014-09-17T16:59:33
  

  Use ImageIndex in getRenderTarget.
  
  Also change ImageIndex to allow invalid indexes for layer. In 3D
  indexes, sometimes the layer parameter is invalid, indicating we
  index an entire mip level instead of a layer of a mip level.
  
  BUG=angle:741
  
  Change-Id: I7b410f9aaf568f215bb93ae063934669a8fa09bd
  Reviewed-on: https://chromium-review.googlesource.com/218312
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Tested-by: Jamie Madill <jmadill@chromium.org>
  

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• src/libGLESv2/ImageIndex.cpp

• //
  // 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.
  //
  
  // ImageIndex.cpp: Implementation for ImageIndex methods.
  
  #include "libGLESv2/ImageIndex.h"
  #include "libGLESv2/Texture.h"
  #include "common/utilities.h"
  
  namespace gl
  {
  
  ImageIndex::ImageIndex(const ImageIndex &other)
      : type(other.type),
        mipIndex(other.mipIndex),
        layerIndex(other.layerIndex)
  {}
  
  ImageIndex &ImageIndex::operator=(const ImageIndex &other)
  {
      type = other.type;
      mipIndex = other.mipIndex;
      layerIndex = other.layerIndex;
      return *this;
  }
  
  ImageIndex ImageIndex::Make2D(GLint mipIndex)
  {
      return ImageIndex(GL_TEXTURE_2D, mipIndex, ENTIRE_LEVEL);
  }
  
  ImageIndex ImageIndex::MakeCube(GLenum target, GLint mipIndex)
  {
      ASSERT(gl::IsCubemapTextureTarget(target));
      return ImageIndex(target, mipIndex, TextureCubeMap::targetToLayerIndex(target));
  }
  
  ImageIndex ImageIndex::Make2DArray(GLint mipIndex, GLint layerIndex)
  {
      return ImageIndex(GL_TEXTURE_2D_ARRAY, mipIndex, layerIndex);
  }
  
  ImageIndex ImageIndex::Make3D(GLint mipIndex, GLint layerIndex)
  {
      return ImageIndex(GL_TEXTURE_3D, mipIndex, layerIndex);
  }
  
  ImageIndex::ImageIndex(GLenum typeIn, GLint mipIndexIn, GLint layerIndexIn)
      : type(typeIn),
        mipIndex(mipIndexIn),
        layerIndex(layerIndexIn)
  {}
  
  }
  

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