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65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
#ifndef OPENMW_COMPONENTS_SCENEUTIL_UTIL_H
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#define OPENMW_COMPONENTS_SCENEUTIL_UTIL_H
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#include <osg/Matrix>
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#include <osg/BoundingSphere>
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#include <osg/NodeCallback>
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#include <osg/Texture2D>
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#include <osg/Vec4f>
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#include <components/resource/resourcesystem.hpp>
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#include "statesetupdater.hpp"
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namespace SceneUtil
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{
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class GlowUpdater : public SceneUtil::StateSetUpdater
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{
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public:
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GlowUpdater(int texUnit, const osg::Vec4f& color, const std::vector<osg::ref_ptr<osg::Texture2D> >& textures,
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osg::Node* node, float duration, Resource::ResourceSystem* resourcesystem);
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virtual void setDefaults(osg::StateSet *stateset);
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void removeTexture(osg::StateSet* stateset);
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virtual void apply(osg::StateSet *stateset, osg::NodeVisitor *nv);
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bool isPermanentGlowUpdater();
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bool isDone();
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void setColor(const osg::Vec4f& color);
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void setDuration(float duration);
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private:
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int mTexUnit;
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osg::Vec4f mColor;
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osg::Vec4f mOriginalColor; // for restoring the color of a permanent glow after a temporary glow on the object finishes
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std::vector<osg::ref_ptr<osg::Texture2D> > mTextures;
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osg::Node* mNode;
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float mDuration;
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float mOriginalDuration; // for recording that this is originally a permanent glow if it is changed to a temporary one
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float mStartingTime;
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Resource::ResourceSystem* mResourceSystem;
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bool mColorChanged;
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bool mDone;
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};
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// Transform a bounding sphere by a matrix
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// based off private code in osg::Transform
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// TODO: patch osg to make public
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void transformBoundingSphere (const osg::Matrixf& matrix, osg::BoundingSphere& bsphere);
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osg::Vec4f colourFromRGB (unsigned int clr);
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osg::Vec4f colourFromRGBA (unsigned int value);
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float makeOsgColorComponent (unsigned int value, unsigned int shift);
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bool hasUserDescription(const osg::Node* node, const std::string pattern);
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osg::ref_ptr<GlowUpdater> addEnchantedGlow(osg::ref_ptr<osg::Node> node, Resource::ResourceSystem* resourceSystem, osg::Vec4f glowColor, float glowDuration=-1);
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}
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#endif
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