/usr/include/osgEarth/ShaderFactory is in libosgearth-dev 2.4.0+dfsg-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 | /* -*-c++-*- */
/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
* Copyright 2008-2013 Pelican Mapping
* http://osgearth.org
*
* osgEarth is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*/
#ifndef OSGEARTH_SHADER_FACTORY_H
#define OSGEARTH_SHADER_FACTORY_H 1
#include <osgEarth/Common>
#include <osgEarth/VirtualProgram>
namespace osgEarth
{
/**
* A factory class that generates shader functions for the osgEarth engine.
* The default ShaderFactory is stored in the osgEarth registry. You can replace it
* if you want to replace osgEarth's default shader templates.
*/
class OSGEARTH_EXPORT ShaderFactory : public osg::Referenced
{
public:
/** Creates a vertex shader main(). */
virtual osg::Shader* createVertexShaderMain(
const ShaderComp::FunctionLocationMap& functions) const;
/** Creates a fragment shader main(). */
virtual osg::Shader* createFragmentShaderMain(
const ShaderComp::FunctionLocationMap& functions) const;
/**
* Gets the uniform/shader name of the sampler corresponding the the provider
* texture image unit
*/
virtual std::string getSamplerName( unsigned texImageUnit ) const;
/**
* Install lighting shaders in a VirtualProgram.
*/
virtual void installLightingShaders(VirtualProgram* vp) const;
/**
* Builds a shader that executes an image filter chain.
*/
virtual osg::Shader* createColorFilterChainFragmentShader( const std::string& function, const ColorFilterChain& chain ) const;
/**
* Gets a uniform corresponding to the given mode and value
*/
virtual osg::Uniform* createUniformForGLMode(
osg::StateAttribute::GLMode mode,
osg::StateAttribute::GLModeValue value ) const;
/** dtor */
virtual ~ShaderFactory() { }
};
} // namespace osgEarth
#endif // OSGEARTH_SHADER_FACTORY_H
|