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Code Issues Releases Wiki Activity

Separate ClosestNotMeConvexResultCallback

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Capostrophic 2020-03-31 00:25:33 +03:00
parent 19010ec045
commit 4f08f6e09b
6 changed files with 64 additions and 39 deletions
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1
apps/openmw/CMakeLists.txt
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@ -72,6 +72,7 @@ add_openmw_dir (mwworld
add_openmw_dir (mwphysics
physicssystem trace collisiontype actor convert object heightfield closestnotmerayresultcallback
contacttestresultcallback deepestnotmecontacttestresultcallback stepper movementsolver
closestnotmeconvexresultcallback
)
add_openmw_dir (mwclass

34
apps/openmw/mwphysics/closestnotmeconvexresultcallback.cpp Normal file
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@ -0,0 +1,34 @@
#include "closestnotmeconvexresultcallback.hpp"
#include <BulletCollision/CollisionDispatch/btCollisionObject.h>
namespace MWPhysics
{
ClosestNotMeConvexResultCallback::ClosestNotMeConvexResultCallback(const btCollisionObject *me, const btVector3 &motion, btScalar minCollisionDot)
: btCollisionWorld::ClosestConvexResultCallback(btVector3(0.0, 0.0, 0.0), btVector3(0.0, 0.0, 0.0)),
mMe(me), mMotion(motion), mMinCollisionDot(minCollisionDot)
{
}
btScalar ClosestNotMeConvexResultCallback::addSingleResult(btCollisionWorld::LocalConvexResult& convexResult,bool normalInWorldSpace)
{
if (convexResult.m_hitCollisionObject == mMe)
return btScalar(1);
btVector3 hitNormalWorld;
if (normalInWorldSpace)
hitNormalWorld = convexResult.m_hitNormalLocal;
else
{
///need to transform normal into worldspace
hitNormalWorld = convexResult.m_hitCollisionObject->getWorldTransform().getBasis()*convexResult.m_hitNormalLocal;
}
// dot product of the motion vector against the collision contact normal
btScalar dotCollision = mMotion.dot(hitNormalWorld);
if (dotCollision <= mMinCollisionDot)
return btScalar(1);
return ClosestConvexResultCallback::addSingleResult(convexResult, normalInWorldSpace);
}
}

24
apps/openmw/mwphysics/closestnotmeconvexresultcallback.hpp Normal file
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@ -0,0 +1,24 @@
#ifndef OPENMW_MWPHYSICS_CLOSESTNOTMECONVEXRESULTCALLBACK_H
#define OPENMW_MWPHYSICS_CLOSESTNOTMECONVEXRESULTCALLBACK_H
#include <BulletCollision/CollisionDispatch/btCollisionWorld.h>
class btCollisionObject;
namespace MWPhysics
{
class ClosestNotMeConvexResultCallback : public btCollisionWorld::ClosestConvexResultCallback
{
public:
ClosestNotMeConvexResultCallback(const btCollisionObject *me, const btVector3 &motion, btScalar minCollisionDot);
virtual btScalar addSingleResult(btCollisionWorld::LocalConvexResult& convexResult,bool normalInWorldSpace);
protected:
const btCollisionObject *mMe;
const btVector3 mMotion;
const btScalar mMinCollisionDot;
};
}
#endif

2
apps/openmw/mwphysics/deepestnotmecontacttestresultcallback.cpp
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@ -2,6 +2,8 @@
#include <algorithm>
#include <BulletCollision/CollisionDispatch/btCollisionObject.h>
#include "../mwworld/class.hpp"
#include "ptrholder.hpp"

3
apps/openmw/mwphysics/deepestnotmecontacttestresultcallback.hpp
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@ -3,9 +3,10 @@
#include <vector>
#include <BulletCollision/CollisionDispatch/btCollisionObject.h>
#include <BulletCollision/CollisionDispatch/btCollisionWorld.h>
class btCollisionObject;
namespace MWPhysics
{
class DeepestNotMeContactTestResultCallback : public btCollisionWorld::ContactResultCallback

39
apps/openmw/mwphysics/trace.cpp
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@ -7,48 +7,11 @@
#include "collisiontype.hpp"
#include "actor.hpp"
#include "closestnotmeconvexresultcallback.hpp"
namespace MWPhysics
{
class ClosestNotMeConvexResultCallback : public btCollisionWorld::ClosestConvexResultCallback
{
public:
ClosestNotMeConvexResultCallback(const btCollisionObject *me, const btVector3 &motion, btScalar minCollisionDot)
: btCollisionWorld::ClosestConvexResultCallback(btVector3(0.0, 0.0, 0.0), btVector3(0.0, 0.0, 0.0)),
mMe(me), mMotion(motion), mMinCollisionDot(minCollisionDot)
{
}
virtual btScalar addSingleResult(btCollisionWorld::LocalConvexResult& convexResult,bool normalInWorldSpace)
{
if(convexResult.m_hitCollisionObject == mMe)
return btScalar( 1 );
btVector3 hitNormalWorld;
if(normalInWorldSpace)
hitNormalWorld = convexResult.m_hitNormalLocal;
else
{
///need to transform normal into worldspace
hitNormalWorld = convexResult.m_hitCollisionObject->getWorldTransform().getBasis()*convexResult.m_hitNormalLocal;
}
// dot product of the motion vector against the collision contact normal
btScalar dotCollision = mMotion.dot(hitNormalWorld);
if(dotCollision <= mMinCollisionDot)
return btScalar(1);
return ClosestConvexResultCallback::addSingleResult(convexResult, normalInWorldSpace);
}
protected:
const btCollisionObject *mMe;
const btVector3 mMotion;
const btScalar mMinCollisionDot;
};
void ActorTracer::doTrace(const btCollisionObject *actor, const osg::Vec3f& start, const osg::Vec3f& end, const btCollisionWorld* world)
{
const btVector3 btstart = Misc::Convert::toBullet(start);