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Diffstat (limited to 'src/3rdparty/angle/src/libGLESv2/renderer/d3d/IndexDataManager.h')
-rw-r--r-- | src/3rdparty/angle/src/libGLESv2/renderer/d3d/IndexDataManager.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libGLESv2/renderer/d3d/IndexDataManager.h b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/IndexDataManager.h new file mode 100644 index 0000000000..8f981936ea --- /dev/null +++ b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/IndexDataManager.h @@ -0,0 +1,66 @@ +// +// Copyright (c) 2002-2012 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. +// + +// IndexDataManager.h: Defines the IndexDataManager, a class that +// runs the Buffer translation process for index buffers. + +#ifndef LIBGLESV2_INDEXDATAMANAGER_H_ +#define LIBGLESV2_INDEXDATAMANAGER_H_ + +#include "common/angleutils.h" + +namespace +{ + enum { INITIAL_INDEX_BUFFER_SIZE = 4096 * sizeof(GLuint) }; +} + +namespace gl +{ +class Buffer; +} + +namespace rx +{ +class StaticIndexBufferInterface; +class StreamingIndexBufferInterface; +class IndexBuffer; +class BufferD3D; +class Renderer; + +struct TranslatedIndexData +{ + unsigned int minIndex; + unsigned int maxIndex; + unsigned int startIndex; + unsigned int startOffset; // In bytes + + IndexBuffer *indexBuffer; + BufferD3D *storage; + unsigned int serial; +}; + +class IndexDataManager +{ + public: + explicit IndexDataManager(Renderer *renderer); + virtual ~IndexDataManager(); + + GLenum prepareIndexData(GLenum type, GLsizei count, gl::Buffer *arrayElementBuffer, const GLvoid *indices, TranslatedIndexData *translated); + StaticIndexBufferInterface *getCountingIndices(GLsizei count); + + private: + DISALLOW_COPY_AND_ASSIGN(IndexDataManager); + + Renderer *const mRenderer; + + StreamingIndexBufferInterface *mStreamingBufferShort; + StreamingIndexBufferInterface *mStreamingBufferInt; + StaticIndexBufferInterface *mCountingBuffer; +}; + +} + +#endif // LIBGLESV2_INDEXDATAMANAGER_H_ |