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OpenSpace/include/openspace/rendering/deferredcaster.h
Alexander Bock 820e90eab4 Happy new year
2025-01-14 16:21:08 +01:00

77 lines
3.6 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2025 *
* *
* 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_CORE___DEFERREDCASTER___H
#define __OPENSPACE_CORE___DEFERREDCASTER___H
#include <filesystem>
#include <string>
namespace ghoul::opengl {
class Texture;
class ProgramObject;
} // ghoul::opengl
namespace openspace {
struct RenderData;
struct DeferredcastData;
struct UpdateData;
class Deferredcaster {
public:
virtual ~Deferredcaster() = default;
virtual void preRaycast(const RenderData& /*renderData*/,
const DeferredcastData& /*deferredData*/,
ghoul::opengl::ProgramObject& /*program*/) {}
virtual void postRaycast(const RenderData& /*renderData*/,
const DeferredcastData& /*deferredData*/,
ghoul::opengl::ProgramObject& /*program*/) {}
virtual std::filesystem::path deferredcastVSPath() const = 0;
virtual std::filesystem::path deferredcastFSPath() const = 0;
virtual void initializeCachedVariables(ghoul::opengl::ProgramObject&) = 0;
virtual void update(const UpdateData&) = 0;
/**
* Return a path to a GLSL file with helper functions required for the transformation
* and raycast steps. This file will be included once per shader program generated,
* regardless of how many volumes say they require the file. Ideal to avoid
* redefinitions of helper functions.
*
* The shader preprocessor will have access to the #{namespace} variable (unique per
* helper file) which should be a prefix to all symbols defined by the helper
*/
virtual std::filesystem::path helperPath() const = 0;
};
} // namespace openspace
#endif // __OPENSPACE_CORE___DEFERREDCASTER___H