OgreGLSLESProgramManagerCommon.h
Go to the documentation of this file.
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) 2000-2013 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 #ifndef __GLSLESProgramManagerCommon_H__
29 #define __GLSLESProgramManagerCommon_H__
30 
31 #include "OgreGLES2Prerequisites.h"
32 #include "OgreSingleton.h"
34 #include "OgreGLSLESExtSupport.h"
35 
36 #if !OGRE_NO_GLES2_GLSL_OPTIMISER
37 # include "glsl_optimizer.h"
38 #endif
39 
40 namespace Ogre {
41 
42 
55  {
56  protected:
60 
63 #if !OGRE_NO_GLES2_GLSL_OPTIMISER
64  struct glslopt_ctx *mGLSLOptimiserContext;
65 #endif
66  void completeDefInfo(GLenum gltype, GpuConstantDefinition& defToUpdate);
69  bool completeParamSource(const String& paramName,
70  const GpuConstantDefinitionMap* vertexConstantDefs,
71  const GpuConstantDefinitionMap* fragmentConstantDefs,
72  GLUniformReference& refToUpdate);
73  void parseIndividualConstant(const String& src, GpuNamedConstants& defs,
74  String::size_type currPos,
75  const String& filename, GpuSharedParametersPtr sharedParams);
76 
77  public:
78 
81 
82 #if !OGRE_NO_GLES2_GLSL_OPTIMISER
83 
86  void optimiseShaderSource(GLSLESGpuProgram* gpuProgram);
87 #endif
88 
100  void extractUniforms(GLuint programObject,
101  const GpuConstantDefinitionMap* vertexConstantDefs,
102  const GpuConstantDefinitionMap* fragmentConstantDefs,
110  void extractConstantDefs(const String& src, GpuNamedConstants& constantDefs,
111  const String& filename);
112  };
113 
114 }
115 
116 #endif // __GLSLESProgramManagerCommon_H__
Ogre
Definition: OgreAndroidLogListener.h:34
Ogre::GpuNamedConstants
Struct collecting together the information for named constants.
Definition: OgreGpuProgramParams.h:355
Ogre::GLUniformBufferList
vector< HardwareUniformBufferSharedPtr >::type GLUniformBufferList
Definition: OgreGLSLProgramCommon.h:54
Ogre::map
Definition: OgrePrerequisites.h:533
OgreSingleton.h
Ogre::String
_StringBase String
Definition: OgrePrerequisites.h:439
Ogre::GLSLESProgramManagerCommon::StringToEnumMap
map< String, GLenum >::type StringToEnumMap
Definition: OgreGLSLESProgramManagerCommon.h:61
Ogre::GLSLESProgramManagerCommon
Ogre assumes that there are separate vertex and fragment programs to deal with but GLSL ES has one pr...
Definition: OgreGLSLESProgramManagerCommon.h:54
Ogre::list
Definition: OgrePrerequisites.h:505
OgreGLSLESProgramCommon.h
Ogre::SharedPtr< GpuSharedParameters >
Ogre::GpuConstantDefinitionMap
map< String, GpuConstantDefinition >::type GpuConstantDefinitionMap
Definition: OgreGpuProgramParams.h:351
Ogre::GpuConstantDefinition
Information about predefined program constants.
Definition: OgreGpuProgramParams.h:122
Ogre::GLSLESProgramManagerCommon::mGLSLOptimiserContext
struct glslopt_ctx * mGLSLOptimiserContext
Definition: OgreGLSLESProgramManagerCommon.h:64
_OgreGLES2Export
#define _OgreGLES2Export
Definition: OgreGLES2Prerequisites.h:260
Ogre::GLSLESProgramManagerCommon::mActiveVertexGpuProgram
GLSLESGpuProgram * mActiveVertexGpuProgram
Active objects defining the active rendering gpu state.
Definition: OgreGLSLESProgramManagerCommon.h:58
Ogre::GLUniformReferenceList
vector< GLUniformReference >::type GLUniformReferenceList
Definition: OgreGLSLProgramCommon.h:52
Ogre::GLSLESProgramManagerCommon::mTypeEnumMap
StringToEnumMap mTypeEnumMap
Definition: OgreGLSLESProgramManagerCommon.h:62
Ogre::GLSLESGpuProgram
GLSL ES low level compiled shader object - this class is used to get at the linked program object and...
Definition: OgreGLSLESGpuProgram.h:47
OgreGLES2Prerequisites.h
Ogre::GLSLESProgramManagerCommon::mActiveFragmentGpuProgram
GLSLESGpuProgram * mActiveFragmentGpuProgram
Definition: OgreGLSLESProgramManagerCommon.h:59
Ogre::GLUniformReference
Structure used to keep track of named uniforms in the linked program object.
Definition: OgreGLSLProgramCommon.h:42
OgreGLSLESExtSupport.h

Copyright © 2012 Torus Knot Software Ltd
Creative Commons License
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Tue Apr 13 2021 08:53:15