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authorErwin Coumans <blender@erwincoumans.com>2005-08-08 21:08:42 +0400
committerErwin Coumans <blender@erwincoumans.com>2005-08-08 21:08:42 +0400
commit29f06ad76e7c718425e61381c29aa1b985200d62 (patch)
tree9bde56dbc3bc61c2191f8d61ba862fbd207cd12b
parent7f98c960b530782fd0a6d34a222a8cd8d80ff35b (diff)
some more work on bullet raycast
-rw-r--r--extern/bullet/Bullet/Bullet3_vc8.vcproj17
-rw-r--r--extern/bullet/Bullet/NarrowPhaseCollision/RaycastCallback.cpp22
-rw-r--r--extern/bullet/Bullet/NarrowPhaseCollision/RaycastCallback.h4
-rw-r--r--source/gameengine/Ketsji/KX_BulletPhysicsController.cpp10
-rw-r--r--source/gameengine/Physics/Bullet/CcdPhysicsController.cpp31
-rw-r--r--source/gameengine/Physics/Bullet/CcdPhysicsController.h6
-rw-r--r--source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp132
7 files changed, 116 insertions, 106 deletions
diff --git a/extern/bullet/Bullet/Bullet3_vc8.vcproj b/extern/bullet/Bullet/Bullet3_vc8.vcproj
index 125b4b6e0b1..c2f3e70180f 100644
--- a/extern/bullet/Bullet/Bullet3_vc8.vcproj
+++ b/extern/bullet/Bullet/Bullet3_vc8.vcproj
@@ -4,6 +4,7 @@
Version="8.00"
Name="Bullet3ContinuousCollision"
ProjectGUID="{FFD3C64A-30E2-4BC7-BC8F-51818C320400}"
+ SignManifests="true"
>
<Platforms>
<Platform
@@ -277,6 +278,14 @@
>
</File>
<File
+ RelativePath=".\NarrowPhaseCollision\ManifoldPointCollector.cpp"
+ >
+ </File>
+ <File
+ RelativePath=".\NarrowPhaseCollision\ManifoldPointCollector.h"
+ >
+ </File>
+ <File
RelativePath=".\NarrowPhaseCollision\MinkowskiPenetrationDepthSolver.cpp"
>
</File>
@@ -429,14 +438,6 @@
>
</File>
<File
- RelativePath=".\CollisionShapes\TriangleMesh.cpp"
- >
- </File>
- <File
- RelativePath=".\CollisionShapes\TriangleMesh.h"
- >
- </File>
- <File
RelativePath=".\CollisionShapes\TriangleMeshShape.cpp"
>
</File>
diff --git a/extern/bullet/Bullet/NarrowPhaseCollision/RaycastCallback.cpp b/extern/bullet/Bullet/NarrowPhaseCollision/RaycastCallback.cpp
index f27801d224b..418e0a7e241 100644
--- a/extern/bullet/Bullet/NarrowPhaseCollision/RaycastCallback.cpp
+++ b/extern/bullet/Bullet/NarrowPhaseCollision/RaycastCallback.cpp
@@ -16,17 +16,18 @@ RaycastCallback::RaycastCallback(const SimdVector3& from,const SimdVector3& to)
m_from(from),
m_to(to),
m_hitFraction(1.f),
- m_hitProxy(0)
+ m_hitProxy(0),
+ m_hitFound(false)
{
}
-
+#include <stdio.h>
void RaycastCallback::ProcessTriangle(SimdVector3* triangle)
{
+
- int hits_found=0;
const SimdVector3 &vert0=triangle[0];
const SimdVector3 &vert1=triangle[1];
const SimdVector3 &vert2=triangle[2];
@@ -53,8 +54,11 @@ void RaycastCallback::ProcessTriangle(SimdVector3* triangle)
// Add an epsilon as a tolerance for the raycast,
// in case the ray hits exacly on the edge of the triangle.
// It must be scaled for the triangle size.
+
if(distance < m_hitFraction)
{
+
+
float edge_tolerance =triangleNormal.length2();
edge_tolerance *= -0.0001f;
SimdVector3 point; point.setInterpolate3( m_from, m_to, distance);
@@ -65,6 +69,8 @@ void RaycastCallback::ProcessTriangle(SimdVector3* triangle)
if ( (float)(cp0.dot(triangleNormal)) >=edge_tolerance)
{
+
+
SimdVector3 v2p; v2p = vert2 - point;
SimdVector3 cp1;
cp1 = v1p.cross( v2p);
@@ -72,23 +78,23 @@ void RaycastCallback::ProcessTriangle(SimdVector3* triangle)
{
SimdVector3 cp2;
cp2 = v2p.cross(v0p);
+
if ( (float)(cp2.dot(triangleNormal)) >=edge_tolerance)
{
m_hitFraction = distance;
if ( dist_a > 0 )
{
- m_hitNormalWorld = triangleNormal;
+ m_hitNormalLocal = triangleNormal;
}
else
{
- m_hitNormalWorld = -triangleNormal;
+ m_hitNormalLocal = -triangleNormal;
}
- hits_found = 1;
+
+ m_hitFound= true;
}
}
}
}
}
- //return hits_found;
-
}
diff --git a/extern/bullet/Bullet/NarrowPhaseCollision/RaycastCallback.h b/extern/bullet/Bullet/NarrowPhaseCollision/RaycastCallback.h
index 5dbffde4244..92dac112a36 100644
--- a/extern/bullet/Bullet/NarrowPhaseCollision/RaycastCallback.h
+++ b/extern/bullet/Bullet/NarrowPhaseCollision/RaycastCallback.h
@@ -27,8 +27,8 @@ public:
BroadphaseProxy* m_hitProxy;
//output
- SimdVector3 m_hitNormalWorld;
-
+ SimdVector3 m_hitNormalLocal;
+ bool m_hitFound;
RaycastCallback(const SimdVector3& from,const SimdVector3& to);
diff --git a/source/gameengine/Ketsji/KX_BulletPhysicsController.cpp b/source/gameengine/Ketsji/KX_BulletPhysicsController.cpp
index e6b85e3f42a..c7f226e0883 100644
--- a/source/gameengine/Ketsji/KX_BulletPhysicsController.cpp
+++ b/source/gameengine/Ketsji/KX_BulletPhysicsController.cpp
@@ -45,9 +45,19 @@ void KX_BulletPhysicsController::RelativeTranslate(const MT_Vector3& dloc,bool l
CcdPhysicsController::RelativeTranslate(dloc[0],dloc[1],dloc[2],local);
}
+
void KX_BulletPhysicsController::RelativeRotate(const MT_Matrix3x3& drot,bool local)
{
+ printf("he1\n");
+ float rotval[12];
+ drot.getValue(rotval);
+
+
+
+ printf("hi\n");
+ CcdPhysicsController::RelativeRotate(rotval,local);
}
+
void KX_BulletPhysicsController::ApplyTorque(const MT_Vector3& torque,bool local)
{
}
diff --git a/source/gameengine/Physics/Bullet/CcdPhysicsController.cpp b/source/gameengine/Physics/Bullet/CcdPhysicsController.cpp
index c16a31ee18d..e0322d5cc67 100644
--- a/source/gameengine/Physics/Bullet/CcdPhysicsController.cpp
+++ b/source/gameengine/Physics/Bullet/CcdPhysicsController.cpp
@@ -116,9 +116,38 @@ void CcdPhysicsController::RelativeTranslate(float dlocX,float dlocY,float dloc
}
-void CcdPhysicsController::RelativeRotate(const float drot[9],bool local)
+void CcdPhysicsController::RelativeRotate(const float rotval[12],bool local)
{
+ if (m_body )
+ {
+ SimdMatrix3x3 drotmat( rotval[0],rotval[1],rotval[2],
+ rotval[4],rotval[5],rotval[6],
+ rotval[8],rotval[9],rotval[10]);
+
+
+ SimdMatrix3x3 currentOrn;
+ GetWorldOrientation(currentOrn);
+
+ SimdTransform xform = m_body->getCenterOfMassTransform();
+
+ xform.setBasis(xform.getBasis()*(local ?
+ drotmat : (currentOrn.inverse() * drotmat * currentOrn)));
+
+ printf("hi\n");
+ m_body->setCenterOfMassTransform(xform);
+ }
+
}
+
+
+void CcdPhysicsController::GetWorldOrientation(SimdMatrix3x3& mat)
+{
+ float orn[4];
+ m_MotionState->getWorldOrientation(orn[0],orn[1],orn[2],orn[3]);
+ SimdQuaternion quat(orn[0],orn[1],orn[2],orn[3]);
+ mat.setRotation(quat);
+}
+
void CcdPhysicsController::getOrientation(float &quatImag0,float &quatImag1,float &quatImag2,float &quatReal)
{
}
diff --git a/source/gameengine/Physics/Bullet/CcdPhysicsController.h b/source/gameengine/Physics/Bullet/CcdPhysicsController.h
index 8c87940721a..faef3e6c7d2 100644
--- a/source/gameengine/Physics/Bullet/CcdPhysicsController.h
+++ b/source/gameengine/Physics/Bullet/CcdPhysicsController.h
@@ -8,6 +8,8 @@
/// It contains the IMotionState and IDeformableMesh Interfaces.
#include "SimdVector3.h"
#include "SimdScalar.h"
+#include "SimdMatrix3x3.h"
+
class CollisionShape;
extern float gDeactivationTime;
@@ -87,7 +89,7 @@ class CcdPhysicsController : public PHY_IPhysicsController
// kinematic methods
virtual void RelativeTranslate(float dlocX,float dlocY,float dlocZ,bool local);
- virtual void RelativeRotate(const float drot[9],bool local);
+ virtual void RelativeRotate(const float rotval[12],bool local);
virtual void getOrientation(float &quatImag0,float &quatImag1,float &quatImag2,float &quatReal);
virtual void setOrientation(float quatImag0,float quatImag1,float quatImag2,float quatReal);
virtual void setPosition(float posX,float posY,float posZ);
@@ -130,6 +132,8 @@ class CcdPhysicsController : public PHY_IPhysicsController
void SetAabb(const SimdVector3& aabbMin,const SimdVector3& aabbMax);
+ void GetWorldOrientation(SimdMatrix3x3& mat);
+
};
diff --git a/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp b/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp
index fa3253003fc..5cbc901c68a 100644
--- a/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp
+++ b/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp
@@ -301,11 +301,12 @@ bool CcdPhysicsEnvironment::proceedDeltaTime(double curTime,float timeStep)
{
-// printf("CcdPhysicsEnvironment::proceedDeltaTime\n");
if (timeStep == 0.f)
return true;
+ printf("CcdPhysicsEnvironment::proceedDeltaTime\n");
+
//clamp hardcoded for now
if (timeStep > 0.02)
timeStep = 0.02;
@@ -313,8 +314,8 @@ bool CcdPhysicsEnvironment::proceedDeltaTime(double curTime,float timeStep)
//this is needed because scaling is not known in advance, and scaling has to propagate to the shape
if (!m_scalingPropagated)
{
- //SyncMotionStates(timeStep);
- //m_scalingPropagated = true;
+ SyncMotionStates(timeStep);
+ m_scalingPropagated = true;
}
@@ -708,89 +709,7 @@ void CcdPhysicsEnvironment::setGravity(float x,float y,float z)
}
}
-#ifdef DASHDASJKHASDJK
-class RaycastingQueryBox : public QueryBox
-{
-
- SimdVector3 m_aabbMin;
-
- SimdVector3 m_aabbMax;
-
-
-
-public:
-
- RaycastCallback m_raycastCallback;
-
-
- RaycastingQueryBox(QueryBoxConstructionInfo& ci,const SimdVector3& from,const SimdVector3& to)
- : QueryBox(ci),
- m_raycastCallback(from,to)
- {
- for (int i=0;i<3;i++)
- {
- float fromI = from[i];
- float toI = to[i];
- if (fromI < toI)
- {
- m_aabbMin[i] = fromI;
- m_aabbMax[i] = toI;
- } else
- {
- m_aabbMin[i] = toI;
- m_aabbMax[i] = fromI;
- }
- }
-
- }
- virtual void AddCollider( BroadphaseProxy* proxy)
- {
- //perform raycast if wanted, and update the m_hitFraction
-
- if (proxy->GetClientObjectType() == TRIANGLE_MESH_SHAPE_PROXYTYPE)
- {
- //do it
- RigidBody* body = (RigidBody*)proxy->m_clientObject;
- TriangleMeshInterface* meshInterface = (TriangleMeshInterface*)
- body->m_minkowski1;
-
- //if the hit is closer, record the proxy!
- float curFraction = m_raycastCallback.m_hitFraction;
-
- meshInterface->ProcessAllTriangles(&m_raycastCallback,m_aabbMin,m_aabbMax);
-
- if (m_raycastCallback.m_hitFraction < curFraction)
- {
- m_raycastCallback.m_hitProxy = proxy;
- }
-
- }
-
- }
-};
-struct InternalVehicleRaycaster : public VehicleRaycaster
-{
-
- CcdPhysicsEnvironment* m_env;
-
-public:
-
- InternalVehicleRaycaster(CcdPhysicsEnvironment* env)
- : m_env(env)
- {
-
- }
-
- virtual void* CastRay(const SimdVector3& from,const SimdVector3& to, VehicleRaycasterResult& result)
- {
-
- return 0;
- }
-
-};
-
-#endif
int CcdPhysicsEnvironment::createConstraint(class PHY_IPhysicsController* ctrl0,class PHY_IPhysicsController* ctrl1,PHY_ConstraintType type,
float pivotX,float pivotY,float pivotZ,
float axisX,float axisY,float axisZ)
@@ -856,10 +775,12 @@ void CcdPhysicsEnvironment::removeConstraint(int constraintid)
}
}
+
PHY_IPhysicsController* CcdPhysicsEnvironment::rayTest(PHY_IPhysicsController* ignoreClient, float fromX,float fromY,float fromZ, float toX,float toY,float toZ,
float& hitX,float& hitY,float& hitZ,float& normalX,float& normalY,float& normalZ)
{
+ printf("raytest\n");
int minFraction = 1.f;
SimdTransform rayFromTrans,rayToTrans;
@@ -879,13 +800,17 @@ PHY_IPhysicsController* CcdPhysicsEnvironment::rayTest(PHY_IPhysicsController* i
for (i=m_controllers.begin();
!(i==m_controllers.end()); i++)
{
+
CcdPhysicsController* ctrl = (*i);
+ if (ctrl == ignoreClient)
+ continue;
+
RigidBody* body = ctrl->GetRigidBody();
if (body->GetCollisionShape()->IsConvex())
{
ConvexCast::CastResult rayResult;
- rayResult.m_fraction = 1.f;
+ rayResult.m_fraction = minFraction;
ConvexShape* convexShape = (ConvexShape*) body->GetCollisionShape();
VoronoiSimplexSolver simplexSolver;
@@ -906,6 +831,41 @@ PHY_IPhysicsController* CcdPhysicsEnvironment::rayTest(PHY_IPhysicsController* i
hitZ = rayResult.m_hitTransformA.getOrigin().getZ();
}
}
+ } else
+ {
+ if (body->GetCollisionShape()->IsConcave())
+ {
+ TriangleMeshShape* triangleMesh = (TriangleMeshShape*)body->GetCollisionShape();
+
+ SimdTransform worldToBody = body->getCenterOfMassTransform().inverse();
+
+ SimdVector3 rayFromLocal = worldToBody * rayFromTrans.getOrigin();
+ SimdVector3 rayToLocal = worldToBody * rayToTrans.getOrigin();
+
+ RaycastCallback rcb(rayFromLocal,rayToLocal);
+ rcb.m_hitFraction = minFraction;
+
+ SimdVector3 aabbMax(1e30f,1e30f,1e30f);
+
+ triangleMesh->ProcessAllTriangles(&rcb,-aabbMax,aabbMax);
+ if (rcb.m_hitFound && (rcb.m_hitFraction < minFraction))
+ {
+ printf("hit %f\n",rcb.m_hitFraction);
+ nearestHit = ctrl;
+ minFraction = rcb.m_hitFraction;
+ SimdVector3 hitNormalWorld = body->getCenterOfMassTransform()(rcb.m_hitNormalLocal);
+
+ normalX = hitNormalWorld.getX();
+ normalY = hitNormalWorld.getY();
+ normalZ = hitNormalWorld.getZ();
+ SimdVector3 hitWorld;
+ hitWorld.setInterpolate3(rayFromTrans.getOrigin(),rayToTrans.getOrigin(),rcb.m_hitFraction);
+ hitX = hitWorld.getX();
+ hitY = hitWorld.getY();
+ hitZ = hitWorld.getZ();
+
+ }
+ }
}
}