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#ifndef PT_COLLISION_METHODS_H
#define PT_COLLISION_METHODS_H

#include "PxPhysXConfig.h"
#if PX_USE_PARTICLE_SYSTEM_API

#include "foundation/PxVec3.h"
#include "PtConfig.h"
#include "PtCollisionData.h"
#include "PtSpatialHash.h"
#include "PtParticleOpcodeCache.h"
#include "GuGeometryUnion.h"

namespace physx
{

namespace Pt
{

/*!
Collision routines for fluid particles
*/

void collideWithPlane(ParticleCollData* particleCollData, PxU32 numCollData, const Gu::GeometryUnion& planeShape,
                      PxReal proxRadius);

void collideWithConvexPlanes(ParticleCollData& collData, const PxPlane* planes, const PxU32 numPlanes,
                             const PxReal proxRadius);
void collideWithConvexPlanesSIMD(ParticleCollDataV4& collDataV4, const PxPlane* convexPlanes, PxU32 numPlanes,
                                 const PxReal proxRadius);

/**
input scaledPlaneBuf needs a capacity of the number of planes in convexShape
*/
void collideWithConvex(PxPlane* scaledPlaneBuf, ParticleCollData* particleCollData, PxU32 numCollData,
                       const Gu::GeometryUnion& convexShape, const PxReal proxRadius);

void collideWithBox(ParticleCollData* particleCollData, PxU32 numCollData, const Gu::GeometryUnion& boxShape,
                    PxReal proxRadius);

void collideWithCapsule(ParticleCollData* particleCollData, PxU32 numCollData, const Gu::GeometryUnion& capsuleShape,
                        PxReal proxRadius);

void collideWithSphere(ParticleCollData* particleCollData, PxU32 numCollData, const Gu::GeometryUnion& sphereShape,
                       PxReal proxRadius);

void collideCellsWithStaticMesh(ParticleCollData* particleCollData, const LocalCellHash& localCellHash,
                                const Gu::GeometryUnion& meshShape, const PxTransform& world2Shape,
                                const PxTransform& shape2World, PxReal cellSize, PxReal collisionRange,
                                PxReal proxRadius, const PxVec3& packetCorner);

void collideWithStaticMesh(PxU32 numParticles, ParticleCollData* particleCollData, ParticleOpcodeCache* opcodeCaches,
                           const Gu::GeometryUnion& meshShape, const PxTransform& world2Shape,
                           const PxTransform& shape2World, PxReal cellSize, PxReal collisionRange, PxReal proxRadius);

void collideWithStaticHeightField(ParticleCollData* particleCollData, PxU32 numCollData,
                                  const Gu::GeometryUnion& heightFieldShape, PxReal proxRadius,
                                  const PxTransform& shape2World);

} // namespace Pt
} // namespace physx

#endif // PX_USE_PARTICLE_SYSTEM_API
#endif // PT_COLLISION_METHODS_H