| // |
| // 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/IndexDataManager.h: Defines the IndexDataManager, a class that |
| // runs the Buffer translation process for index buffers. |
| |
| #ifndef LIBGLESV2_GEOMETRY_INDEXDATAMANAGER_H_ |
| #define LIBGLESV2_GEOMETRY_INDEXDATAMANAGER_H_ |
| |
| #include <bitset> |
| #include <cstddef> |
| |
| #define GL_APICALL |
| #include <GLES2/gl2.h> |
| |
| #include "libGLESv2/Context.h" |
| |
| namespace gl |
| { |
| |
| class Buffer; |
| class BufferBackEnd; |
| class TranslatedIndexBuffer; |
| struct FormatConverter; |
| |
| struct TranslatedIndexData |
| { |
| GLuint minIndex; |
| GLuint maxIndex; |
| GLuint count; |
| |
| const Index *indices; |
| |
| TranslatedIndexBuffer *buffer; |
| GLsizei offset; |
| }; |
| |
| class IndexDataManager |
| { |
| public: |
| IndexDataManager(Context *context, BufferBackEnd *backend); |
| ~IndexDataManager(); |
| |
| TranslatedIndexData preRenderValidate(GLenum mode, GLenum type, GLsizei count, Buffer *arrayElementBuffer, const void *indices); |
| |
| private: |
| std::size_t spaceRequired(GLenum mode, GLenum type, GLsizei count); |
| |
| Context *mContext; |
| BufferBackEnd *mBackend; |
| |
| TranslatedIndexBuffer *mStreamBuffer; |
| }; |
| |
| } |
| |
| #endif // LIBGLESV2_GEOMETRY_INDEXDATAMANAGER_H_ |