diff options
author | Erwin Coumans <blender@erwincoumans.com> | 2006-11-29 08:24:52 +0300 |
---|---|---|
committer | Erwin Coumans <blender@erwincoumans.com> | 2006-11-29 08:24:52 +0300 |
commit | e720f86a836b9343388beafb56be5be9956a3629 (patch) | |
tree | a703505b43d0936b433dd0fc177644ebdbc2b64b /extern/bullet2/src/BulletCollision/NarrowPhaseCollision | |
parent | c5db2965fad723982857c9099114360330f90146 (diff) |
updated to latest Bullet 2.x
Diffstat (limited to 'extern/bullet2/src/BulletCollision/NarrowPhaseCollision')
10 files changed, 61 insertions, 121 deletions
diff --git a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btConvexPenetrationDepthSolver.h b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btConvexPenetrationDepthSolver.h index ba02ea56e83..188c8258c8e 100644 --- a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btConvexPenetrationDepthSolver.h +++ b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btConvexPenetrationDepthSolver.h @@ -17,6 +17,7 @@ subject to the following restrictions: #ifndef CONVEX_PENETRATION_DEPTH_H #define CONVEX_PENETRATION_DEPTH_H +class btStackAlloc; class btVector3; #include "btSimplexSolverInterface.h" class btConvexShape; @@ -33,7 +34,7 @@ public: btConvexShape* convexA,btConvexShape* convexB, const btTransform& transA,const btTransform& transB, btVector3& v, btPoint3& pa, btPoint3& pb, - class btIDebugDraw* debugDraw + class btIDebugDraw* debugDraw,btStackAlloc* stackAlloc ) = 0; diff --git a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btDiscreteCollisionDetectorInterface.h b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btDiscreteCollisionDetectorInterface.h index ef2b480fa62..e9db97d1b13 100644 --- a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btDiscreteCollisionDetectorInterface.h +++ b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btDiscreteCollisionDetectorInterface.h @@ -18,7 +18,7 @@ subject to the following restrictions: #define DISCRETE_COLLISION_DETECTOR1_INTERFACE_H #include "LinearMath/btTransform.h" #include "LinearMath/btVector3.h" - +class btStackAlloc; /// This interface is made to be used by an iterative approach to do TimeOfImpact calculations /// This interface allows to query for closest points and penetration depth between two (convex) objects @@ -42,13 +42,15 @@ struct btDiscreteCollisionDetectorInterface struct ClosestPointInput { ClosestPointInput() - :m_maximumDistanceSquared(1e30f) + :m_maximumDistanceSquared(1e30f), + m_stackAlloc(0) { } btTransform m_transformA; btTransform m_transformB; btScalar m_maximumDistanceSquared; + btStackAlloc* m_stackAlloc; }; virtual ~btDiscreteCollisionDetectorInterface() {}; diff --git a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpa.cpp b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpa.cpp index ade4635c57b..8abdfdbb7e5 100644 --- a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpa.cpp +++ b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpa.cpp @@ -26,6 +26,15 @@ Nov.2006 #include "btGjkEpa.h" #include <string.h> //for memset +#include <LinearMath/btStackAlloc.h> + +#if defined(DEBUG) || defined (_DEBUG) +#include <stdio.h> //for debug printf +#ifdef __SPU__ +#include <spu_printf.h> +#define printf spu_printf +#endif //__SPU__ +#endif namespace gjkepa_impl { @@ -58,21 +67,18 @@ typedef btMatrix3x3 Rotation; // Const // -static const U chkPrecision =1/U(sizeof(F)==4); - -static const F cstInf =F(1/sin(0.)); -static const F cstPi =F(acos(-1.)); -static const F cst2Pi =cstPi*2; -static const U GJK_maxiterations =128; -static const U GJK_hashsize =1<<6; -static const U GJK_hashmask =GJK_hashsize-1; -static const F GJK_insimplex_eps =F(0.0001); -static const F GJK_sqinsimplex_eps =GJK_insimplex_eps*GJK_insimplex_eps; - -static const U EPA_maxiterations =256; -static const F EPA_inface_eps =F(0.01); -static const F EPA_accuracy =F(0.001); +#define cstInf SIMD_INFINITY +#define cstPi SIMD_PI +#define cst2Pi SIMD_2_PI +#define GJK_maxiterations (128) +#define GJK_hashsize (1<<6) +#define GJK_hashmask (GJK_hashsize-1) +#define GJK_insimplex_eps F(0.0001) +#define GJK_sqinsimplex_eps (GJK_insimplex_eps*GJK_insimplex_eps) +#define EPA_maxiterations 256 +#define EPA_inface_eps F(0.01) +#define EPA_accuracy F(0.001) // // Utils @@ -95,80 +101,7 @@ throw(object); } template <typename T> static inline void Raise(const T&) {} #endif - struct Block - { - Block* previous; - U1* address; - }; -// -// StackAlloc -// -struct StackAlloc - { - - - StackAlloc() { ctor(); } - StackAlloc(U size) { ctor();Create(size); } - ~StackAlloc() { Free(); } - void Create(U size) - { - Free(); - data = new U1[size]; - totalsize = size; - } - void Free() - { - if(usedsize==0) - { - if(!ischild) delete[] data; - data = 0; - usedsize = 0; - } else Raise(L"StackAlloc is still in use"); - } - U1* Allocate(U size) - { - const U nus(usedsize+size); - if(nus<totalsize) - { - usedsize=nus; - return(data+(usedsize-size)); - } - Raise(L"Not enough memory"); - return(0); - } - Block* BeginBlock() - { - Block* pb = (Block*)Allocate(sizeof(Block)); - pb->previous = current; - pb->address = data+usedsize; - current = pb; - return(pb); - } - void EndBlock(Block* block) - { - if(block==current) - { - current = block->previous; - usedsize = (U)((block->address-data)-sizeof(Block)); - } else Raise(L"Unmatched blocks"); - } - - private: - void ctor() - { - data = 0; - totalsize = 0; - usedsize = 0; - current = 0; - ischild = false; - } - U1* data; - U totalsize; - U usedsize; - Block* current; - Z ischild; - }; // // GJK @@ -185,8 +118,8 @@ struct GJK Vector3 v; He* n; }; - StackAlloc* sa; - Block* sablock; + btStackAlloc* sa; + btBlock* sablock; He* table[GJK_hashsize]; Rotation wrotations[2]; Vector3 positions[2]; @@ -198,7 +131,7 @@ struct GJK F margin; Z failed; // - GJK(StackAlloc* psa, + GJK(btStackAlloc* psa, const Rotation& wrot0,const Vector3& pos0,const btConvexShape* shape0, const Rotation& wrot1,const Vector3& pos1,const btConvexShape* shape1, F pmargin=0) @@ -206,14 +139,14 @@ struct GJK wrotations[0]=wrot0;positions[0]=pos0;shapes[0]=shape0; wrotations[1]=wrot1;positions[1]=pos1;shapes[1]=shape1; sa =psa; - sablock =sa->BeginBlock(); + sablock =sa->beginBlock(); margin =pmargin; failed =false; } // ~GJK() { - sa->EndBlock(sablock); + sa->endBlock(sablock); } // vdh : very dumm hash static inline U Hash(const Vector3& v) @@ -243,7 +176,7 @@ struct GJK const U h(Hash(ray)); He* e = (He*)(table[h]); while(e) { if(e->v==ray) { --order;return(false); } else e=e->n; } - e=(He*)sa->Allocate(sizeof(He));e->v=ray;e->n=table[h];table[h]=e; + e=(He*)sa->allocate(sizeof(He));e->v=ray;e->n=table[h];table[h]=e; Support(ray,simplex[++order]); return(ray.dot(SPXW(order))>0); } @@ -401,7 +334,7 @@ struct EPA }; // GJK* gjk; - StackAlloc* sa; + btStackAlloc* sa; Face* root; U nfaces; U iterations; @@ -464,7 +397,7 @@ c) const // inline Face* NewFace(const GJK::Mkv* a,const GJK::Mkv* b,const GJK::Mkv* c) { - Face* pf = (Face*)sa->Allocate(sizeof(Face)); + Face* pf = (Face*)sa->allocate(sizeof(Face)); if(Set(pf,a,b,c)) { if(root) root->prev=pf; @@ -506,7 +439,7 @@ c) const // GJK::Mkv* Support(const Vector3& w) const { - GJK::Mkv* v =(GJK::Mkv*)sa->Allocate(sizeof(GJK::Mkv)); + GJK::Mkv* v =(GJK::Mkv*)sa->allocate(sizeof(GJK::Mkv)); gjk->Support(w,*v); return(v); } @@ -540,7 +473,7 @@ ff) // inline F EvaluatePD(F accuracy=EPA_accuracy) { - Block* sablock = sa->BeginBlock(); + btBlock* sablock = sa->beginBlock(); Face* bestface = 0; U markid(1); depth = -cstInf; @@ -579,7 +512,7 @@ U eidx[9][4]={{0,0,4,0},{0,1,2,1},{0,2,1,2},{1,1,5,2},{1,0,2,0},{2,2,3,2},{3,1,5 U i; for( i=0;i<=gjk->order;++i) { -basemkv[i]=(GJK::Mkv*)sa->Allocate(sizeof(GJK::Mkv));*basemkv[i]=gjk->simplex[i]; +basemkv[i]=(GJK::Mkv*)sa->allocate(sizeof(GJK::Mkv));*basemkv[i]=gjk->simplex[i]; } for( i=0;i<nfidx;++i,pfidx+=3) { basefaces[i]=NewFace(basemkv[pfidx[0]],basemkv[pfidx[1]],basemkv[pfidx[2]]); @@ -589,7 +522,7 @@ Link(basefaces[peidx[0]],peidx[1],basefaces[peidx[2]],peidx[3]); } } if(0==nfaces) { - sa->EndBlock(sablock); + sa->endBlock(sablock); return(depth); } /* Expand hull */ @@ -632,7 +565,7 @@ nf+=BuildHorizon(markid,w,*bf->f[i],bf->e[i],cf,ff); } nearest[0] = features[0][0]*b.x()+features[0][1]*b.y()+features[0][2]*b.z(); nearest[1] = features[1][0]*b.x()+features[1][1]*b.y()+features[1][2]*b.z(); } else failed=true; - sa->EndBlock(sablock); + sa->endBlock(sablock); return(depth); } }; @@ -644,17 +577,17 @@ nf+=BuildHorizon(markid,w,*bf->f[i],bf->e[i],cf,ff); } using namespace gjkepa_impl; -/* Need some kind of stackalloc , create a static one till bullet provide -one. */ -static const U g_sasize((1024<<10)*2); -static StackAlloc g_sa(g_sasize); + // bool btGjkEpaSolver::Collide(btConvexShape *shape0,const btTransform &wtrs0, btConvexShape *shape1,const btTransform &wtrs1, btScalar radialmargin, + btStackAlloc* stackAlloc, sResults& results) { + + /* Initialize */ results.witnesses[0] = results.witnesses[1] = @@ -664,7 +597,7 @@ results.status = sResults::Separated; results.epa_iterations = 0; results.gjk_iterations = 0; /* Use GJK to locate origin */ -GJK gjk(&g_sa, +GJK gjk(stackAlloc, wtrs0.getBasis(),wtrs0.getOrigin(),shape0, wtrs1.getBasis(),wtrs1.getOrigin(),shape1, radialmargin+EPA_accuracy); diff --git a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpa.h b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpa.h index d26ac9cdfe5..359829f8f31 100644 --- a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpa.h +++ b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpa.h @@ -23,6 +23,8 @@ Nov.2006 #define _05E48D53_04E0_49ad_BB0A_D74FE62E7366_ #include "BulletCollision/CollisionShapes/btConvexShape.h" +class btStackAlloc; + ///btGjkEpaSolver contributed under zlib by Nathanael Presson struct btGjkEpaSolver { @@ -44,6 +46,7 @@ struct sResults static bool Collide(btConvexShape* shape0,const btTransform& wtrs0, btConvexShape* shape1,const btTransform& wtrs1, btScalar radialmargin, + btStackAlloc* stackAlloc, sResults& results); }; diff --git a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpaPenetrationDepthSolver.cpp b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpaPenetrationDepthSolver.cpp index c2958b22b6a..3d252751c9a 100644 --- a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpaPenetrationDepthSolver.cpp +++ b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpaPenetrationDepthSolver.cpp @@ -23,7 +23,7 @@ bool btGjkEpaPenetrationDepthSolver::calcPenDepth( btSimplexSolverInterface& sim btConvexShape* pConvexA, btConvexShape* pConvexB, const btTransform& transformA, const btTransform& transformB, btVector3& v, btPoint3& wWitnessOnA, btPoint3& wWitnessOnB, - class btIDebugDraw* debugDraw ) + class btIDebugDraw* debugDraw, btStackAlloc* stackAlloc ) { @@ -32,7 +32,7 @@ bool btGjkEpaPenetrationDepthSolver::calcPenDepth( btSimplexSolverInterface& sim btGjkEpaSolver::sResults results; if(btGjkEpaSolver::Collide( pConvexA,transformA, pConvexB,transformB, - radialmargin,results)) + radialmargin,stackAlloc,results)) { // debugDraw->drawLine(results.witnesses[1],results.witnesses[1]+results.normal,btVector3(255,0,0)); //resultOut->addContactPoint(results.normal,results.witnesses[1],-results.depth); diff --git a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpaPenetrationDepthSolver.h b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpaPenetrationDepthSolver.h index a7332a7a51a..3916ba0776c 100644 --- a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpaPenetrationDepthSolver.h +++ b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkEpaPenetrationDepthSolver.h @@ -29,7 +29,7 @@ class btGjkEpaPenetrationDepthSolver : public btConvexPenetrationDepthSolver btConvexShape* pConvexA, btConvexShape* pConvexB, const btTransform& transformA, const btTransform& transformB, btVector3& v, btPoint3& wWitnessOnA, btPoint3& wWitnessOnB, - class btIDebugDraw* debugDraw ); + class btIDebugDraw* debugDraw,btStackAlloc* stackAlloc ); private : diff --git a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkPairDetector.cpp b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkPairDetector.cpp index 646c07a5d39..0ce04dcfad8 100644 --- a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkPairDetector.cpp +++ b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btGjkPairDetector.cpp @@ -20,6 +20,10 @@ subject to the following restrictions: #if defined(DEBUG) || defined (_DEBUG) #include <stdio.h> //for debug printf +#ifdef __SPU__ +#include <spu_printf.h> +#define printf spu_printf +#endif //__SPU__ #endif //must be above the machine epsilon @@ -29,10 +33,7 @@ subject to the following restrictions: int gNumDeepPenetrationChecks = 0; int gNumGjkChecks = 0; -#ifdef __SPU__ -#include <spu_printf.h> -#define printf spu_printf -#endif //__SPU__ + btGjkPairDetector::btGjkPairDetector(btConvexShape* objectA,btConvexShape* objectB,btSimplexSolverInterface* simplexSolver,btConvexPenetrationDepthSolver* penetrationDepthSolver) :m_cachedSeparatingAxis(0.f,0.f,1.f), @@ -202,7 +203,7 @@ void btGjkPairDetector::getClosestPoints(const ClosestPointInput& input,Result& normalInB *= rlen; //normalize btScalar s = btSqrt(squaredDistance); - ASSERT(s > btScalar(0.0)); + btAssert(s > btScalar(0.0)); pointOnA -= m_cachedSeparatingAxis * (marginA / s); pointOnB += m_cachedSeparatingAxis * (marginB / s); distance = ((1.f/rlen) - margin); @@ -236,7 +237,7 @@ void btGjkPairDetector::getClosestPoints(const ClosestPointInput& input,Result& m_minkowskiA,m_minkowskiB, localTransA,localTransB, m_cachedSeparatingAxis, tmpPointOnA, tmpPointOnB, - debugDraw + debugDraw,input.m_stackAlloc ); if (isValid2) diff --git a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btMinkowskiPenetrationDepthSolver.cpp b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btMinkowskiPenetrationDepthSolver.cpp index 74cf2b7c071..de6749a9b72 100644 --- a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btMinkowskiPenetrationDepthSolver.cpp +++ b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btMinkowskiPenetrationDepthSolver.cpp @@ -74,7 +74,7 @@ bool btMinkowskiPenetrationDepthSolver::calcPenDepth(btSimplexSolverInterface& s btConvexShape* convexA,btConvexShape* convexB, const btTransform& transA,const btTransform& transB, btVector3& v, btPoint3& pa, btPoint3& pb, - class btIDebugDraw* debugDraw + class btIDebugDraw* debugDraw,btStackAlloc* stackAlloc ) { diff --git a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btMinkowskiPenetrationDepthSolver.h b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btMinkowskiPenetrationDepthSolver.h index c287195317e..b348b21b52a 100644 --- a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btMinkowskiPenetrationDepthSolver.h +++ b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btMinkowskiPenetrationDepthSolver.h @@ -28,7 +28,7 @@ public: btConvexShape* convexA,btConvexShape* convexB, const btTransform& transA,const btTransform& transB, btVector3& v, btPoint3& pa, btPoint3& pb, - class btIDebugDraw* debugDraw + class btIDebugDraw* debugDraw,btStackAlloc* stackAlloc ); }; diff --git a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btPersistentManifold.h b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btPersistentManifold.h index ab0e8767e5d..c2372b648f6 100644 --- a/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btPersistentManifold.h +++ b/extern/bullet2/src/BulletCollision/NarrowPhaseCollision/btPersistentManifold.h @@ -86,13 +86,13 @@ public: inline const btManifoldPoint& getContactPoint(int index) const { - ASSERT(index < m_cachedPoints); + btAssert(index < m_cachedPoints); return m_pointCache[index]; } inline btManifoldPoint& getContactPoint(int index) { - ASSERT(index < m_cachedPoints); + btAssert(index < m_cachedPoints); return m_pointCache[index]; } |