mirror of
https://github.com/OpenSpace/OpenSpace.git
synced 2026-01-08 12:39:49 -06:00
106 lines
4.7 KiB
C++
106 lines
4.7 KiB
C++
/*****************************************************************************************
|
|
* *
|
|
* OpenSpace *
|
|
* *
|
|
* Copyright (c) 2014-2017 *
|
|
* *
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
|
|
* software and associated documentation files (the "Software"), to deal in the Software *
|
|
* without restriction, including without limitation the rights to use, copy, modify, *
|
|
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
|
|
* permit persons to whom the Software is 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 Software. *
|
|
* *
|
|
* THE SOFTWARE IS 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 SOFTWARE *
|
|
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
|
|
****************************************************************************************/
|
|
|
|
#ifndef __OPENSPACE_MODULE_GLOBEBROWSING___LAYER_SHADER_MANAGER___H__
|
|
#define __OPENSPACE_MODULE_GLOBEBROWSING___LAYER_SHADER_MANAGER___H__
|
|
|
|
#include <modules/globebrowsing/rendering/layer/layermanager.h>
|
|
#include <modules/globebrowsing/rendering/layer/layer.h>
|
|
|
|
#include <array>
|
|
#include <string>
|
|
|
|
namespace ghoul::opengl { class ProgramObject; }
|
|
|
|
namespace openspace::globebrowsing {
|
|
|
|
class RenderableGlobe;
|
|
|
|
/**
|
|
* This class has ownership of an updated shader program for rendering tiles.
|
|
*/
|
|
class LayerShaderManager {
|
|
public:
|
|
/**
|
|
* Data needed for shader preprocessing before compiling a layered texture shader
|
|
* program.
|
|
*
|
|
* If a <code>LayerShaderPreprocessingData</code> is compared with another it can
|
|
* be determined wheter or not a <code>LayerShaderManager</code> needs to
|
|
* recompile its shader program. For each <code>TextureGroup</code> there is
|
|
* information about how many layers it has and whether or not to blend the texture
|
|
* levels.
|
|
*/
|
|
struct LayerShaderPreprocessingData {
|
|
/**
|
|
* Settings per texture group that contains shader preprocessing information.
|
|
*/
|
|
struct LayerGroupPreprocessingData {
|
|
int lastLayerIdx;
|
|
bool layerBlendingEnabled;
|
|
std::vector<layergroupid::TypeID> layerType;
|
|
std::vector<layergroupid::BlendModeID> blendMode;
|
|
std::vector<layergroupid::AdjustmentTypeID> layerAdjustmentType;
|
|
bool operator==(const LayerGroupPreprocessingData& other) const;
|
|
};
|
|
|
|
std::array<LayerGroupPreprocessingData, layergroupid::NUM_LAYER_GROUPS>
|
|
layeredTextureInfo;
|
|
std::vector<std::pair<std::string, std::string> > keyValuePairs;
|
|
bool operator==(const LayerShaderPreprocessingData& other) const;
|
|
|
|
static LayerShaderPreprocessingData get(const RenderableGlobe&);
|
|
};
|
|
|
|
LayerShaderManager(
|
|
const std::string& shaderName,
|
|
const std::string& vsPath,
|
|
const std::string& fsPath);
|
|
~LayerShaderManager();
|
|
|
|
/**
|
|
* Returns a pointer to a <code>ProgramObject</code> for rendering tiles.
|
|
*/
|
|
ghoul::opengl::ProgramObject* programObject() const;
|
|
|
|
bool updatedOnLastCall();
|
|
|
|
void recompileShaderProgram(LayerShaderPreprocessingData preprocessingData);
|
|
|
|
private:
|
|
|
|
std::unique_ptr<ghoul::opengl::ProgramObject> _programObject;
|
|
LayerShaderPreprocessingData _preprocessingData;
|
|
|
|
const std::string _shaderName;
|
|
const std::string _vsPath;
|
|
const std::string _fsPath;
|
|
|
|
bool _updatedOnLastCall;
|
|
};
|
|
|
|
} // namespace openspace::globebrowsing
|
|
|
|
#endif // __OPENSPACE_MODULE_GLOBEBROWSING___LAYER_SHADER_MANAGER___H__
|