Added method to collect all persistent contact manifolds, given a btBroadphasePair (collision algorithm)

virtual	void	getAllContactManifolds(btManifoldArray&	manifoldArray)
See Demos/CharacterDemo/CharacterDemo.cpp for example usage of getAllContactManifolds
Added btDbvtBroadphase to btBulletCollisionCommon.h headerfile
Enable soft body vs concave (albeit slow)
Improved contact point debug rendering (moved from constraint solver into debugDrawWorld)
This commit is contained in:
erwin.coumans
2008-05-24 04:23:00 +00:00
parent 6141a55f09
commit f8e5481612
37 changed files with 889 additions and 633 deletions

View File

@@ -50,7 +50,7 @@ namespace
float viewY = 0.0f;
int tx, ty, tw, th;
int gDrawAabb=0;
int gDebugDraw=0;
int gWireFrame=0;
int gDebugContacts=0;
int gDebugNoDeactivation = 0;
}
@@ -120,7 +120,7 @@ void SimulationLoop()
{
demo->setDebugMode(demo->getDebugMode() & (~btIDebugDraw::DBG_DrawAabb));
}
if (gDebugDraw)
if (gWireFrame)
{
demo->setDebugMode(demo->getDebugMode() |btIDebugDraw::DBG_DrawWireframe);
} else
@@ -284,7 +284,7 @@ int main(int argc, char** argv)
GLUI_Panel* drawPanel = glui->add_panel("Draw");
glui->add_checkbox_to_panel(drawPanel, "AABBs", &gDrawAabb);
glui->add_checkbox_to_panel(drawPanel, "DebugDrawer", &gDebugDraw);
glui->add_checkbox_to_panel(drawPanel, "Wireframe", &gWireFrame);
glui->add_checkbox_to_panel(drawPanel, "Contacts", &gDebugContacts);
// glui->add_checkbox_to_panel(drawPanel, "Impulses", &settings.drawImpulses);

View File

@@ -274,7 +274,6 @@ void BenchmarkDemo::initPhysics()
btVector3 worldAabbMax(10000,10000,10000);
m_overlappingPairCache = new btAxisSweep3(worldAabbMin,worldAabbMax,3500);
//m_overlappingPairCache = new btDbvtBroadphase();
///the default constraint solver. For parallel processing you can use a different solver (see Extras/BulletMultiThreaded)
btSequentialImpulseConstraintSolver* sol = new btSequentialImpulseConstraintSolver;

View File

@@ -147,7 +147,8 @@ void BspDemo::initPhysics(char* bspfilename)
m_dispatcher = new btCollisionDispatcher(m_collisionConfiguration);
btVector3 worldMin(-1000,-1000,-1000);
btVector3 worldMax(1000,1000,1000);
m_broadphase = new btAxisSweep3(worldMin,worldMax);
m_broadphase = new btDbvtBroadphase();
//m_broadphase = new btAxisSweep3(worldMin,worldMax);
//btOverlappingPairCache* broadphase = new btSimpleBroadphase();
m_solver = new btSequentialImpulseConstraintSolver();
//ConstraintSolver* solver = new OdeConstraintSolver;
@@ -235,6 +236,9 @@ void BspDemo::displayCallback(void) {
renderme();
//optional but useful: debug drawing
if (m_dynamicsWorld)
m_dynamicsWorld->debugDrawWorld();
glFlush();
glutSwapBuffers();

View File

@@ -240,7 +240,7 @@ void CcdPhysicsDemo::clientMoveAndDisplay()
//optional but useful: debug drawing
m_dynamicsWorld->debugDrawWorld();
#ifdef VERBOSE_TIMESTEPPING_CONSOLEOUTPUT
if (!numSimSteps)
printf("Interpolated transforms\n");
@@ -295,9 +295,12 @@ void CcdPhysicsDemo::displayCallback(void) {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
renderme();
//optional but useful: debug drawing
if (m_dynamicsWorld)
m_dynamicsWorld->debugDrawWorld();
glFlush();
glutSwapBuffers();
}

File diff suppressed because it is too large Load Diff

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@@ -41,6 +41,8 @@ class CharacterDemo : public DemoApplication
class btTriangleIndexVertexArray* m_indexVertexArrays;
class MyCustomOverlappingPairCallback* m_customPairCallback;
btVector3* m_vertices;

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@@ -1,7 +1,10 @@
#include "CharacterDemo.h"
#include "GlutStuff.h"
#include "GLDebugDrawer.h"
#include "btBulletDynamicsCommon.h"
GLDebugDrawer gDebugDrawer;
int main(int argc,char** argv)
{
@@ -9,6 +12,7 @@ int main(int argc,char** argv)
CharacterDemo* characterDemo = new CharacterDemo;
characterDemo->initPhysics();
characterDemo->getDynamicsWorld()->setDebugDrawer(&gDebugDrawer);
return glutmain(argc, argv,640,480,"Bullet Character Demo. http://www.continuousphysics.com/Bullet/phpBB2/", characterDemo);
}

View File

@@ -351,6 +351,7 @@ void ConcaveDemo::clientMoveAndDisplay()
//optional but useful: debug drawing
m_dynamicsWorld->debugDrawWorld();
renderme();
@@ -368,6 +369,11 @@ void ConcaveDemo::displayCallback(void) {
renderme();
//optional but useful: debug drawing
if (m_dynamicsWorld)
m_dynamicsWorld->debugDrawWorld();
glFlush();
glutSwapBuffers();
}

View File

@@ -628,6 +628,10 @@ void GimpactConcaveDemo::displayCallback(void) {
renderme();
//optional but useful: debug drawing
if (m_dynamicsWorld)
m_dynamicsWorld->debugDrawWorld();
glFlush();
glutSwapBuffers();
}

View File

@@ -1909,6 +1909,10 @@ void ConcaveDemo::displayCallback(void) {
renderme();
//optional but useful: debug drawing
if (m_dynamicsWorld)
m_dynamicsWorld->debugDrawWorld();
glFlush();
glutSwapBuffers();
}

View File

@@ -212,6 +212,10 @@ void MultiThreadedDemo::displayCallback(void) {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
//optional but useful: debug drawing
if (m_dynamicsWorld)
m_dynamicsWorld->debugDrawWorld();
renderme();

View File

@@ -68,7 +68,7 @@ void GLDebugDrawer::reportErrorWarning(const char* warningString)
void GLDebugDrawer::drawContactPoint(const btVector3& pointOnB,const btVector3& normalOnB,btScalar distance,int lifeTime,const btVector3& color)
{
if (m_debugMode & btIDebugDraw::DBG_DrawContactPoints)
{
btVector3 to=pointOnB+normalOnB*distance;
const btVector3&from = pointOnB;

View File

@@ -373,9 +373,11 @@ void RagdollDemo::clientMoveAndDisplay()
if (m_dynamicsWorld)
{
m_dynamicsWorld->stepSimulation(ms / 1000000.f);
//optional but useful: debug drawing
m_dynamicsWorld->debugDrawWorld();
}
renderme();
@@ -391,6 +393,10 @@ void RagdollDemo::displayCallback()
renderme();
//optional but useful: debug drawing
if (m_dynamicsWorld)
m_dynamicsWorld->debugDrawWorld();
glFlush();
glutSwapBuffers();
}

View File

@@ -1,13 +1,17 @@
#include "RagdollDemo.h"
#include "GlutStuff.h"
#include "GLDebugDrawer.h"
#include "btBulletDynamicsCommon.h"
GLDebugDrawer gDebugDrawer;
int main(int argc,char* argv[])
{
RagdollDemo demoApp;
demoApp.initPhysics();
demoApp.getDynamicsWorld()->setDebugDrawer(&gDebugDrawer);
return glutmain(argc, argv,640,480,"Bullet Physics Demo. http://bullet.sf.net",&demoApp);
}

View File

@@ -1182,7 +1182,7 @@ void SoftDemo::initPhysics()
btCollisionShape* groundShape = 0;
bool useConcaveMesh = false;//not ready yet true;
bool useConcaveMesh = true;//not ready yet true;
if (useConcaveMesh)
{

View File

@@ -450,9 +450,7 @@ void VehicleDemo::clientMoveAndDisplay()
dt = 1.0/420.f;
int numSimSteps = m_dynamicsWorld->stepSimulation(dt,maxSimSubSteps);
//optional but useful: debug drawing
m_dynamicsWorld->debugDrawWorld();
//#define VERBOSE_FEEDBACK
#ifdef VERBOSE_FEEDBACK
@@ -486,6 +484,10 @@ void VehicleDemo::clientMoveAndDisplay()
renderme();
//optional but useful: debug drawing
if (m_dynamicsWorld)
m_dynamicsWorld->debugDrawWorld();
#ifdef USE_QUICKPROF
btProfiler::endBlock("render");
#endif
@@ -504,6 +506,9 @@ void VehicleDemo::displayCallback(void)
renderme();
//optional but useful: debug drawing
if (m_dynamicsWorld)
m_dynamicsWorld->debugDrawWorld();
glFlush();
glutSwapBuffers();

View File

@@ -46,6 +46,12 @@ public:
virtual ~SpuContactManifoldCollisionAlgorithm();
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
if (m_manifoldPtr)
manifoldArray.push_back(m_manifoldPtr);
}
btPersistentManifold* getContactManifoldPtr()
{
return m_manifoldPtr;

View File

@@ -204,7 +204,11 @@ public:
btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
if (m_manifoldPtr)
manifoldArray.push_back(m_manifoldPtr);
}
struct CreateFunc :public btCollisionAlgorithmCreateFunc

View File

@@ -17,6 +17,7 @@ subject to the following restrictions:
#define COLLISION_ALGORITHM_H
#include "LinearMath/btScalar.h"
#include "LinearMath/btAlignedObjectArray.h"
struct btBroadphaseProxy;
class btDispatcher;
@@ -25,6 +26,7 @@ class btCollisionObject;
struct btDispatcherInfo;
class btPersistentManifold;
typedef btAlignedObjectArray<btPersistentManifold*> btManifoldArray;
struct btCollisionAlgorithmConstructionInfo
{
@@ -71,6 +73,7 @@ public:
virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut) = 0;
virtual void getAllContactManifolds(btManifoldArray& manifoldArray) = 0;
};

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@@ -41,6 +41,15 @@ public:
virtual ~btBoxBoxCollisionAlgorithm();
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
if (m_manifoldPtr && m_ownManifold)
{
manifoldArray.push_back(m_manifoldPtr);
}
}
struct CreateFunc :public btCollisionAlgorithmCreateFunc
{
virtual btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, btCollisionObject* body0,btCollisionObject* body1)

View File

@@ -44,6 +44,15 @@ public:
btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
int i;
for (i=0;i<m_childCollisionAlgorithms.size();i++)
{
m_childCollisionAlgorithms[i]->getAllContactManifolds(manifoldArray);
}
}
struct CreateFunc :public btCollisionAlgorithmCreateFunc
{
virtual btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, btCollisionObject* body0,btCollisionObject* body1)

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@@ -37,6 +37,13 @@ btConvexConcaveCollisionAlgorithm::~btConvexConcaveCollisionAlgorithm()
{
}
void btConvexConcaveCollisionAlgorithm::getAllContactManifolds(btManifoldArray& manifoldArray)
{
if (m_btConvexTriangleCallback.m_manifoldPtr)
{
manifoldArray.push_back(m_btConvexTriangleCallback.m_manifoldPtr);
}
}
btConvexTriangleCallback::btConvexTriangleCallback(btDispatcher* dispatcher,btCollisionObject* body0,btCollisionObject* body1,bool isSwapped):

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@@ -88,6 +88,8 @@ public:
btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray);
void clearCache();
struct CreateFunc :public btCollisionAlgorithmCreateFunc

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@@ -47,6 +47,14 @@ public:
virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
///should we use m_ownManifold to avoid adding duplicates?
if (m_manifoldPtr && m_ownManifold)
manifoldArray.push_back(m_manifoldPtr);
}
void setLowLevelOfDetail(bool useLowLevel);

View File

@@ -42,6 +42,14 @@ public:
virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
if (m_manifoldPtr && m_ownManifold)
{
manifoldArray.push_back(m_manifoldPtr);
}
}
struct CreateFunc :public btCollisionAlgorithmCreateFunc
{
virtual btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, btCollisionObject* body0,btCollisionObject* body1)

View File

@@ -34,6 +34,10 @@ public:
virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
}
struct CreateFunc :public btCollisionAlgorithmCreateFunc
{
virtual btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, btCollisionObject* body0,btCollisionObject* body1)

View File

@@ -42,6 +42,14 @@ public:
virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
if (m_manifoldPtr && m_ownManifold)
{
manifoldArray.push_back(m_manifoldPtr);
}
}
btScalar getSphereDistance( btCollisionObject* boxObj,btVector3& v3PointOnBox, btVector3& v3PointOnSphere, const btVector3& v3SphereCenter, btScalar fRadius );
btScalar getSpherePenetration( btCollisionObject* boxObj, btVector3& v3PointOnBox, btVector3& v3PointOnSphere, const btVector3& v3SphereCenter, btScalar fRadius, const btVector3& aabbMin, const btVector3& aabbMax);

View File

@@ -41,6 +41,13 @@ public:
virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
if (m_manifoldPtr && m_ownManifold)
{
manifoldArray.push_back(m_manifoldPtr);
}
}
virtual ~btSphereSphereCollisionAlgorithm();

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@@ -41,6 +41,13 @@ public:
virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
if (m_manifoldPtr && m_ownManifold)
{
manifoldArray.push_back(m_manifoldPtr);
}
}
virtual ~btSphereTriangleCollisionAlgorithm();

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@@ -536,7 +536,7 @@ btScalar btSequentialImpulseConstraintSolver::solveGroupCacheFriendlySetup(btCol
END_PROFILE("refreshManifolds");
#endif //FORCE_REFESH_CONTACT_MANIFOLDS
btVector3 color(0,1,0);
@@ -648,10 +648,6 @@ btScalar btSequentialImpulseConstraintSolver::solveGroupCacheFriendlySetup(btCol
btManifoldPoint& cp = manifold->getContactPoint(j);
if (debugDrawer)
debugDrawer->drawContactPoint(cp.m_positionWorldOnB,cp.m_normalWorldOnB,cp.getDistance(),cp.getLifeTime(),color);
if (cp.getDistance() <= btScalar(0.))
{
@@ -1110,7 +1106,7 @@ void btSequentialImpulseConstraintSolver::prepareConstraints(btPersistentManifol
gTotalContactPoints += numpoints;
btVector3 color(0,1,0);
for (int i=0;i<numpoints ;i++)
{
btManifoldPoint& cp = manifoldPtr->getContactPoint(i);
@@ -1287,16 +1283,12 @@ btScalar btSequentialImpulseConstraintSolver::solveCombinedContactFriction(btRig
{
btVector3 color(0,1,0);
{
if (cp.getDistance() <= btScalar(0.))
{
if (iter == 0)
{
if (debugDrawer)
debugDrawer->drawContactPoint(cp.m_positionWorldOnB,cp.m_normalWorldOnB,cp.getDistance(),cp.getLifeTime(),color);
}
{
@@ -1325,16 +1317,12 @@ btScalar btSequentialImpulseConstraintSolver::solve(btRigidBody* body0,btRigidBo
{
btVector3 color(0,1,0);
{
if (cp.getDistance() <= btScalar(0.))
{
if (iter == 0)
{
if (debugDrawer)
debugDrawer->drawContactPoint(cp.m_positionWorldOnB,cp.m_normalWorldOnB,cp.getDistance(),cp.getLifeTime(),color);
}
{
@@ -1363,7 +1351,7 @@ btScalar btSequentialImpulseConstraintSolver::solveFriction(btRigidBody* body0,b
{
btVector3 color(0,1,0);
{
if (cp.getDistance() <= btScalar(0.))

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@@ -125,6 +125,27 @@ void btDiscreteDynamicsWorld::saveKinematicState(btScalar timeStep)
void btDiscreteDynamicsWorld::debugDrawWorld()
{
if (getDebugDrawer() && getDebugDrawer()->getDebugMode() & btIDebugDraw::DBG_DrawContactPoints)
{
int numManifolds = getDispatcher()->getNumManifolds();
btVector3 color(0,1,0);
for (int i=0;i<numManifolds;i++)
{
btPersistentManifold* contactManifold = getDispatcher()->getManifoldByIndexInternal(i);
btCollisionObject* obA = static_cast<btCollisionObject*>(contactManifold->getBody0());
btCollisionObject* obB = static_cast<btCollisionObject*>(contactManifold->getBody1());
int numContacts = contactManifold->getNumContacts();
for (int j=0;j<numContacts;j++)
{
btManifoldPoint& cp = contactManifold->getContactPoint(j);
getDebugDrawer()->drawContactPoint(cp.m_positionWorldOnB,cp.m_normalWorldOnB,cp.getDistance(),cp.getLifeTime(),color);
}
}
}
if (getDebugDrawer() && getDebugDrawer()->getDebugMode() & (btIDebugDraw::DBG_DrawWireframe | btIDebugDraw::DBG_DrawAabb))
{
int i;

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@@ -39,6 +39,8 @@ m_btSoftBodyTriangleCallback(ci.m_dispatcher1,body0,body1,isSwapped)
{
}
btSoftBodyConcaveCollisionAlgorithm::~btSoftBodyConcaveCollisionAlgorithm()
{
}
@@ -161,7 +163,7 @@ btCollisionObject* ob = static_cast<btCollisionObject*>(m_triBody);
// btVector3 other;
btVector3 normal = (triangle[1]-triangle[0]).cross(triangle[2]-triangle[0]);
normal.normalize();
normal*= 0.3f;
normal*= 1.3f;
// other=(triangle[0]+triangle[1]+triangle[2])*0.333333f;
// other+=normal*22.f;
btVector3 pts[6] = {triangle[0]+normal,

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@@ -88,6 +88,11 @@ public:
btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
//we don't add any manifolds
}
void clearCache();
struct CreateFunc :public btCollisionAlgorithmCreateFunc

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@@ -18,7 +18,7 @@ subject to the following restrictions:
#include "btSoftBodyConcaveCollisionAlgorithm.h"
#include "btSoftSoftCollisionAlgorithm.h"
//#define ENABLE_SOFTBODY_CONCAVE_COLLISIONS 1
#define ENABLE_SOFTBODY_CONCAVE_COLLISIONS 1
btSoftBodyRigidBodyCollisionConfiguration::btSoftBodyRigidBodyCollisionConfiguration(btStackAlloc* stackAlloc,btPoolAllocator* persistentManifoldPool,btPoolAllocator* collisionAlgorithmPool)
:btDefaultCollisionConfiguration(stackAlloc,persistentManifoldPool,collisionAlgorithmPool)

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@@ -1,70 +1,75 @@
/*
Bullet Continuous Collision Detection and Physics Library
Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/
This software is provided 'as-is', without any express or implied warranty.
In no event will the authors be held liable for any damages arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it freely,
subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#ifndef SOFT_RIGID_COLLISION_ALGORITHM_H
#define SOFT_RIGID_COLLISION_ALGORITHM_H
#include "BulletCollision/BroadphaseCollision/btCollisionAlgorithm.h"
#include "BulletCollision/BroadphaseCollision/btBroadphaseProxy.h"
#include "BulletCollision/CollisionDispatch/btCollisionCreateFunc.h"
class btPersistentManifold;
#include "BulletCollision/CollisionDispatch/btCollisionDispatcher.h"
#include "LinearMath/btVector3.h"
class btSoftBody;
/// btSoftRigidCollisionAlgorithm provides collision detection between btSoftBody and btRigidBody
class btSoftRigidCollisionAlgorithm : public btCollisionAlgorithm
{
// bool m_ownManifold;
// btPersistentManifold* m_manifoldPtr;
btSoftBody* m_softBody;
btCollisionObject* m_rigidCollisionObject;
///for rigid versus soft (instead of soft versus rigid), we use this swapped boolean
bool m_isSwapped;
public:
btSoftRigidCollisionAlgorithm(btPersistentManifold* mf,const btCollisionAlgorithmConstructionInfo& ci,btCollisionObject* col0,btCollisionObject* col1, bool isSwapped);
virtual ~btSoftRigidCollisionAlgorithm();
virtual void processCollision (btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
struct CreateFunc :public btCollisionAlgorithmCreateFunc
{
virtual btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, btCollisionObject* body0,btCollisionObject* body1)
{
void* mem = ci.m_dispatcher1->allocateCollisionAlgorithm(sizeof(btSoftRigidCollisionAlgorithm));
if (!m_swapped)
{
return new(mem) btSoftRigidCollisionAlgorithm(0,ci,body0,body1,false);
} else
{
return new(mem) btSoftRigidCollisionAlgorithm(0,ci,body0,body1,true);
}
}
};
};
#endif //SOFT_RIGID_COLLISION_ALGORITHM_H
/*
Bullet Continuous Collision Detection and Physics Library
Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/
This software is provided 'as-is', without any express or implied warranty.
In no event will the authors be held liable for any damages arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it freely,
subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#ifndef SOFT_RIGID_COLLISION_ALGORITHM_H
#define SOFT_RIGID_COLLISION_ALGORITHM_H
#include "BulletCollision/BroadphaseCollision/btCollisionAlgorithm.h"
#include "BulletCollision/BroadphaseCollision/btBroadphaseProxy.h"
#include "BulletCollision/CollisionDispatch/btCollisionCreateFunc.h"
class btPersistentManifold;
#include "BulletCollision/CollisionDispatch/btCollisionDispatcher.h"
#include "LinearMath/btVector3.h"
class btSoftBody;
/// btSoftRigidCollisionAlgorithm provides collision detection between btSoftBody and btRigidBody
class btSoftRigidCollisionAlgorithm : public btCollisionAlgorithm
{
// bool m_ownManifold;
// btPersistentManifold* m_manifoldPtr;
btSoftBody* m_softBody;
btCollisionObject* m_rigidCollisionObject;
///for rigid versus soft (instead of soft versus rigid), we use this swapped boolean
bool m_isSwapped;
public:
btSoftRigidCollisionAlgorithm(btPersistentManifold* mf,const btCollisionAlgorithmConstructionInfo& ci,btCollisionObject* col0,btCollisionObject* col1, bool isSwapped);
virtual ~btSoftRigidCollisionAlgorithm();
virtual void processCollision (btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
//we don't add any manifolds
}
struct CreateFunc :public btCollisionAlgorithmCreateFunc
{
virtual btCollisionAlgorithm* CreateCollisionAlgorithm(btCollisionAlgorithmConstructionInfo& ci, btCollisionObject* body0,btCollisionObject* body1)
{
void* mem = ci.m_dispatcher1->allocateCollisionAlgorithm(sizeof(btSoftRigidCollisionAlgorithm));
if (!m_swapped)
{
return new(mem) btSoftRigidCollisionAlgorithm(0,ci,body0,body1,false);
} else
{
return new(mem) btSoftRigidCollisionAlgorithm(0,ci,body0,body1,true);
}
}
};
};
#endif //SOFT_RIGID_COLLISION_ALGORITHM_H

View File

@@ -42,6 +42,12 @@ public:
virtual btScalar calculateTimeOfImpact(btCollisionObject* body0,btCollisionObject* body1,const btDispatcherInfo& dispatchInfo,btManifoldResult* resultOut);
virtual void getAllContactManifolds(btManifoldArray& manifoldArray)
{
if (m_manifoldPtr && m_ownManifold)
manifoldArray.push_back(m_manifoldPtr);
}
btSoftSoftCollisionAlgorithm(btPersistentManifold* mf,const btCollisionAlgorithmConstructionInfo& ci,btCollisionObject* body0,btCollisionObject* body1);
virtual ~btSoftSoftCollisionAlgorithm();

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@@ -51,6 +51,7 @@ subject to the following restrictions:
#include "BulletCollision/BroadphaseCollision/btSimpleBroadphase.h"
#include "BulletCollision/BroadphaseCollision/btAxisSweep3.h"
#include "BulletCollision/BroadphaseCollision/btMultiSapBroadphase.h"
#include "BulletCollision/BroadphaseCollision/btDbvtBroadphase.h"
///Math library & Utils
#include "LinearMath/btQuaternion.h"