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87 lines
2.3 KiB
C++
87 lines
2.3 KiB
C++
#ifndef OPENMW_MWRENDER_BULLETDEBUGDRAW_H
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#define OPENMW_MWRENDER_BULLETDEBUGDRAW_H
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#include <chrono>
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#include <vector>
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#include <osg/ref_ptr>
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#include <osg/Array>
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#include <osg/PrimitiveSet>
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#include <LinearMath/btIDebugDraw.h>
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class btCollisionWorld;
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namespace osg
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{
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class Group;
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class Geometry;
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}
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namespace MWRender
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{
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class DebugDrawer : public btIDebugDraw
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{
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private:
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struct CollisionView
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{
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btVector3 mOrig;
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btVector3 mEnd;
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std::chrono::time_point<std::chrono::steady_clock> mCreated;
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CollisionView(btVector3 orig, btVector3 normal) : mOrig(orig), mEnd(orig + normal * 20), mCreated(std::chrono::steady_clock::now()) {};
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};
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std::vector<CollisionView> mCollisionViews;
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osg::ref_ptr<osg::Group> mShapesRoot;
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protected:
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osg::ref_ptr<osg::Group> mParentNode;
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btCollisionWorld *mWorld;
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osg::ref_ptr<osg::Geometry> mLinesGeometry;
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osg::ref_ptr<osg::Geometry> mTrisGeometry;
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osg::ref_ptr<osg::Vec3Array> mLinesVertices;
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osg::ref_ptr<osg::Vec3Array> mTrisVertices;
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osg::ref_ptr<osg::Vec4Array> mLinesColors;
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osg::ref_ptr<osg::DrawArrays> mLinesDrawArrays;
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osg::ref_ptr<osg::DrawArrays> mTrisDrawArrays;
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bool mDebugOn;
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void createGeometry();
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void destroyGeometry();
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public:
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DebugDrawer(osg::ref_ptr<osg::Group> parentNode, btCollisionWorld *world, int debugMode = 1);
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~DebugDrawer();
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void step();
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void drawLine(const btVector3& from,const btVector3& to,const btVector3& color) override;
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void drawTriangle(const btVector3& v0, const btVector3& v1, const btVector3& v2, const btVector3& color, btScalar) override;
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void addCollision(const btVector3& orig, const btVector3& normal);
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void showCollisions();
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void drawContactPoint(const btVector3& PointOnB,const btVector3& normalOnB,btScalar distance,int lifeTime,const btVector3& color) override {};
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void drawSphere(btScalar radius, const btTransform& transform, const btVector3& color) override;
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void reportErrorWarning(const char* warningString) override;
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void draw3dText(const btVector3& location,const char* textString) override {}
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//0 for off, anything else for on.
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void setDebugMode(int isOn) override;
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//0 for off, anything else for on.
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int getDebugMode() const override;
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};
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}
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#endif
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