1 /* 2 ----------------------------------------------------------------------------- 3 This source file is part of OGRE 4 (Object-oriented Graphics Rendering Engine) 5 For the latest info, see http://www.ogre3d.org/ 6 7 Copyright (c) 2000-2012 Torus Knot Software Ltd 8 9 Permission is hereby granted, free of charge, to any person obtaining a copy 10 of this software and associated documentation files (the "Software"), to deal 11 in the Software without restriction, including without limitation the rights 12 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 13 copies of the Software, and to permit persons to whom the Software is 14 furnished to do so, subject to the following conditions: 15 16 The above copyright notice and this permission notice shall be included in 17 all copies or substantial portions of the Software. 18 19 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 20 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 21 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 22 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 23 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 24 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 25 THE SOFTWARE. 26 ----------------------------------------------------------------------------- 27 */ 28 29 #ifndef __GLNullUniformCacheImp_H__ 30 #define __GLNullUniformCacheImp_H__ 31 32 #include "OgreGLPrerequisites.h" 33 34 typedef Ogre::GeneralAllocatedObject UniformCacheAlloc; 35 36 namespace Ogre 37 { 38 /** An in memory cache of the OpenGL ES 2 uniforms. 39 @see GLUniformCache 40 */ 41 class _OgreGLExport GLUniformCacheImp : public UniformCacheAlloc 42 { 43 public: 44 GLUniformCacheImp(void); 45 ~GLUniformCacheImp(void); 46 47 /// Clear out the cache 48 void clearCache(); 49 50 /** Update a uniform 51 @return A boolean value indicating whether this uniform needs to be updated in the GL. 52 */ 53 bool updateUniform(GLint location, const void *value, GLsizei length); 54 }; 55 } 56 57 #endif 58