diff -r 39e5f73667ba -r c2ef9095503a hostsupport/hostopengles11/inc/GLESTexture.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/hostsupport/hostopengles11/inc/GLESTexture.h Wed Oct 06 17:59:01 2010 +0100 @@ -0,0 +1,67 @@ +/* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and /or associated documentation files + * (the "Materials "), to deal in the Materials without restriction, + * including without limitation the rights to use, copy, modify, merge, + * publish, distribute, sublicense, and/or sell copies of the Materials, + * and to permit persons to whom the Materials are furnished to do so, + * subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Materials. + * + * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR + * THE USE OR OTHER DEALINGS IN THE MATERIALS. + * + * Initial Contributors: + * Nokia Corporation - initial contribution. + * + * Contributors: + * + * Description: + * + */ + +#ifndef _GLESTEXTURE_H_ +#define _GLESTEXTURE_H_ + +#include + +struct GLESTextureLevel +{ + GLenum format; + GLsizei width; + GLsizei height; + void* boundSurface; // The EGLSurface bound to this image with eglBindTexImage. +}; + +class GLESTexture +{ +public: + GLESTexture(GLuint name); + bool AllocateLevels(int numLevels); + ~GLESTexture(); + + GLuint Name() const { return m_name; } + GLESTextureLevel* Level(int level); + + void SetLevel(int level, GLenum format, GLsizei width, GLsizei height); + void GenerateMipmap(); + +private: + GLuint m_name; + int m_numLevels; + GLESTextureLevel* m_levels; +}; + +bool glesIsValidCompressedFormat(GLenum format); +GLenum glesMapCompressedToBaseFormat(GLenum format); +void* glesUncompressImage(int level, GLenum format, int width, int height, int imageSize, const void* data); + +#endif // _GLES_TEXTURE_H_ \ No newline at end of file