llshadermgr.h
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- /**
- * @file llshadermgr.h
- * @brief Shader Manager
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #ifndef LL_SHADERMGR_H
- #define LL_SHADERMGR_H
- #include "llgl.h"
- #include "llglslshader.h"
- class LLShaderMgr
- {
- public:
- LLShaderMgr();
- virtual ~LLShaderMgr();
- // singleton pattern implementation
- static LLShaderMgr * instance();
- BOOL attachShaderFeatures(LLGLSLShader * shader);
- void dumpObjectLog(GLhandleARB ret, BOOL warns = TRUE);
- BOOL linkProgramObject(GLhandleARB obj, BOOL suppress_errors = FALSE);
- BOOL validateProgramObject(GLhandleARB obj);
- GLhandleARB loadShaderFile(const std::string& filename, S32 & shader_level, GLenum type);
- // Implemented in the application to actually point to the shader directory.
- virtual std::string getShaderDirPrefix(void) = 0; // Pure Virtual
- // Implemented in the application to actually update out of date uniforms for a particular shader
- virtual void updateShaderUniforms(LLGLSLShader * shader) = 0; // Pure Virtual
- public:
- // Map of shader names to compiled
- std::map<std::string, GLhandleARB> mShaderObjects;
- //global (reserved slot) shader parameters
- std::vector<std::string> mReservedAttribs;
- std::vector<std::string> mReservedUniforms;
- protected:
- // our parameter manager singleton instance
- static LLShaderMgr * sInstance;
- }; //LLShaderMgr
- #endif