mirror of
https://github.com/OpenSpace/OpenSpace.git
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ea5382c028
Add volume rendering features - Improve task runner - Improve reading from CDF files - Basic time varying volume rendering - Fix scaling bug in RenderableToyVolume
115 lines
5.0 KiB
C++
115 lines
5.0 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2017 *
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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_VOLUME___BASICVOLUMERAYCASTER___H__
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#define __OPENSPACE_MODULE_VOLUME___BASICVOLUMERAYCASTER___H__
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#include <string>
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#include <vector>
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#include <memory>
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#include <ghoul/glm.h>
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#include <ghoul/opengl/texture.h>
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#include <openspace/rendering/volumeraycaster.h>
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#include <openspace/util/boxgeometry.h>
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#include <openspace/rendering/transferfunction.h>
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#include <modules/volume/rendering/volumeclipplanes.h>
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#include <modules/volume/volumegridtype.h>
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namespace ghoul::opengl {
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class Texture;
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class ProgramObject;
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class TextureUnit;
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}
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namespace openspace {
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struct RenderData;
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struct RaycastData;
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namespace volume {
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class BasicVolumeRaycaster : public VolumeRaycaster {
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public:
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BasicVolumeRaycaster(
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std::shared_ptr<ghoul::opengl::Texture> texture,
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std::shared_ptr<TransferFunction> transferFunction,
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std::shared_ptr<VolumeClipPlanes> clipPlanes);
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virtual ~BasicVolumeRaycaster();
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void initialize();
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void deinitialize();
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void renderEntryPoints(const RenderData& data, ghoul::opengl::ProgramObject& program) override;
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void renderExitPoints(const RenderData& data, ghoul::opengl::ProgramObject& program) override;
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void preRaycast(const RaycastData& data, ghoul::opengl::ProgramObject& program) override;
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void postRaycast(const RaycastData& data, ghoul::opengl::ProgramObject& program) override;
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bool cameraIsInside(const RenderData& data, glm::vec3& localPosition) override;
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std::string getBoundsVsPath() const override;
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std::string getBoundsFsPath() const override;
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std::string getRaycastPath() const override;
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std::string getHelperPath() const override;
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void setVolumeTexture(std::shared_ptr<ghoul::opengl::Texture> texture);
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std::shared_ptr<ghoul::opengl::Texture> volumeTexture() const;
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void setTransferFunction(std::shared_ptr<TransferFunction> transferFunction);
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void setStepSize(float stepSize);
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float opacity() const;
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void setOpacity(float opacity);
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float rNormalization() const;
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void setRNormalization(float rNormalization);
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float rUpperBound() const;
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void setRUpperBound(float rNormalization);
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void setValueRemapping(float mapZeroTo, float mapOneTo);
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VolumeGridType gridType() const;
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void setGridType(VolumeGridType gridType);
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void setModelTransform(const glm::mat4& transform);
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private:
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glm::dmat4 modelViewTransform(const RenderData& data);
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std::shared_ptr<VolumeClipPlanes> _clipPlanes;
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std::shared_ptr<ghoul::opengl::Texture> _volumeTexture;
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std::shared_ptr<TransferFunction> _transferFunction;
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BoxGeometry _boundingBox;
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VolumeGridType _gridType;
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glm::mat4 _modelTransform;
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float _opacity;
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float _rNormalization;
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float _rUpperBound;
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glm::vec2 _valueRemapping;
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std::unique_ptr<ghoul::opengl::TextureUnit> _tfUnit;
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std::unique_ptr<ghoul::opengl::TextureUnit> _textureUnit;
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float _stepSize;
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};
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} // namespace volume
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} // namespace openspace
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#endif // __OPENSPACE_MODULE_VOLUME___BASICVOLUMERAYCASTER___H__
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