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			48 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			48 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
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#include "trace.h"
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#include <map>
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#include <btBulletDynamicsCommon.h>
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#include <btBulletCollisionCommon.h>
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#include "physic.hpp"
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enum traceWorldType
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{
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    collisionWorldTrace = 1,
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    pickWorldTrace = 2,
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    bothWorldTrace = collisionWorldTrace | pickWorldTrace
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};
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void newtrace(traceResults *results, const Ogre::Quaternion& orient, const Ogre::Vector3& start, const Ogre::Vector3& end, const Ogre::Vector3& BBHalfExtents, bool isInterior, OEngine::Physic::PhysicEngine *enginePass)  //Traceobj was a Aedra Object
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{
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    const btVector3 btstart(start.x, start.y, start.z + BBHalfExtents.z);
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    const btVector3 btend(end.x, end.y, end.z + BBHalfExtents.z);
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    const btQuaternion btorient (orient.x, orient.y, orient.z, orient.w);
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    const btBoxShape newshape(btVector3(BBHalfExtents.x, BBHalfExtents.y, BBHalfExtents.z));
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    //const btCapsuleShapeZ newshape(BBHalfExtents.x, BBHalfExtents.z * 2 - BBHalfExtents.x * 2);
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    const btTransform from(btorient, btstart);
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    const btTransform to(btorient, btend);
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    btCollisionWorld::ClosestConvexResultCallback newTraceCallback(btstart, btend);
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    newTraceCallback.m_collisionFilterMask = OEngine::Physic::CollisionType_World|OEngine::Physic::CollisionType_HeightMap;
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    enginePass->dynamicsWorld->convexSweepTest(&newshape, from, to, newTraceCallback);
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    // Copy the hit data over to our trace results struct:
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    if(newTraceCallback.hasHit())
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    {
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        const btVector3& tracehitnormal = newTraceCallback.m_hitNormalWorld;
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        results->fraction = newTraceCallback.m_closestHitFraction;
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        results->planenormal = Ogre::Vector3(tracehitnormal.x(), tracehitnormal.y(), tracehitnormal.z());
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        results->endpos = (end-start)*results->fraction + start;
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    }
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    else
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    {
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        results->endpos = end;
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        results->planenormal = Ogre::Vector3(0.0f, 0.0f, 1.0f);
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        results->fraction = 1.0f;
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    }
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}
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