mirror of
https://github.com/OpenSpace/OpenSpace.git
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96 lines
4.2 KiB
C++
96 lines
4.2 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2020 *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* software and associated documentation files (the "Software"), to deal in the Software *
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* without restriction, including without limitation the rights to use, copy, modify, *
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* conditions: *
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* *
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* The above copyright notice and this permission notice shall be included in all copies *
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* or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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****************************************************************************************/
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#ifndef __OPENSPACE_MODULE_GALAXY___GALAXYRAYCASTER___H__
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#define __OPENSPACE_MODULE_GALAXY___GALAXYRAYCASTER___H__
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#include <openspace/rendering/volumeraycaster.h>
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#include <openspace/util/boxgeometry.h>
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#include <ghoul/glm.h>
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#include <string>
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#include <memory>
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namespace ghoul::opengl {
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class Texture;
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class TextureUnit;
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class ProgramObject;
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} // namespace ghoul::opengl
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namespace openspace {
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struct RenderData;
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struct RaycastData;
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class GalaxyRaycaster : public VolumeRaycaster {
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public:
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GalaxyRaycaster(ghoul::opengl::Texture& texture);
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virtual ~GalaxyRaycaster() = default;
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void initialize();
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void renderEntryPoints(const RenderData& data,
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ghoul::opengl::ProgramObject& program) override;
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void renderExitPoints(const RenderData& data,
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ghoul::opengl::ProgramObject& program) override;
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void preRaycast(const RaycastData& data,
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ghoul::opengl::ProgramObject& program) override;
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void postRaycast(const RaycastData& data,
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ghoul::opengl::ProgramObject& program) override;
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bool isCameraInside(const RenderData& data,
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glm::vec3& localPosition) override;
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std::string boundsVertexShaderPath() const override;
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std::string boundsFragmentShaderPath() const override;
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std::string raycasterPath() const override;
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std::string helperPath() const override;
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void setAspect(const glm::vec3& aspect);
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void setModelTransform(glm::mat4 transform);
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void setTime(double time);
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void setStepSize(float stepSize);
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void setOpacityCoefficient(float opacityCoefficient);
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void setAbsorptionMultiplier(float absorptionMultiply);
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void setEmissionMultiplier(float emissionMultiply);
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private:
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glm::dmat4 modelViewTransform(const RenderData& data);
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BoxGeometry _boundingBox;
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float _stepSize = 0.f;
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glm::mat4 _modelTransform = glm::mat4(1.f);
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glm::vec3 _aspect = glm::vec3(0.f);
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double _time = 0.0;
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float _opacityCoefficient = 0.f;
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float _absorptionMultiply = 0.f;
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float _emissionMultiply = 0.f;
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ghoul::opengl::Texture& _texture;
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std::unique_ptr<ghoul::opengl::TextureUnit> _textureUnit;
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}; // GalaxyRaycaster
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} // namespace openspace
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#endif // __OPENSPACE_MODULE_GALAXY___GALAXYRAYCASTER___H__
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