Projekt_Grafika/dependencies/physx-4.1/source/physxextensions/src/ExtD6Joint.h

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// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
#ifndef NP_D6JOINTCONSTRAINT_H
#define NP_D6JOINTCONSTRAINT_H
#include "extensions/PxD6Joint.h"
#include "ExtJoint.h"
#include "PsMathUtils.h"
namespace physx
{
struct PxD6JointGeneratedValues;
namespace Ext
{
struct D6JointData : public JointData
{
//= ATTENTION! =====================================================================================
// Changing the data layout of this class breaks the binary serialization format. See comments for
// PX_BINARY_SERIAL_VERSION. If a modification is required, please adjust the getBinaryMetaData
// function. If the modification is made on a custom branch, please change PX_BINARY_SERIAL_VERSION
// accordingly.
//==================================================================================================
PxD6Motion::Enum motion[6];
PxJointLinearLimit distanceLimit;
PxJointLinearLimitPair linearLimitX;
PxJointLinearLimitPair linearLimitY;
PxJointLinearLimitPair linearLimitZ;
PxJointAngularLimitPair twistLimit;
PxJointLimitCone swingLimit;
PxJointLimitPyramid pyramidSwingLimit;
PxD6JointDrive drive[PxD6Drive::eCOUNT];
PxTransform drivePosition;
PxVec3 driveLinearVelocity;
PxVec3 driveAngularVelocity;
// derived quantities
PxU32 locked; // bitmap of locked DOFs
PxU32 limited; // bitmap of limited DOFs
PxU32 driving; // bitmap of active drives (implies driven DOFs not locked)
PxReal distanceMinDist; // distance limit minimum distance to get a good direction
// projection quantities
PxReal projectionLinearTolerance;
PxReal projectionAngularTolerance;
// PT: the PxD6Motion values are now shared for both kind of linear limits, so we need
// an extra bool to know which one(s) should be actually used.
bool mUseDistanceLimit;
bool mUseNewLinearLimits;
// PT: the swing limits can now be a cone or a pyramid, so we need
// an extra bool to know which one(s) should be actually used.
bool mUseConeLimit;
bool mUsePyramidLimits;
// forestall compiler complaints about not being able to generate a constructor
private:
D6JointData(const PxJointLinearLimit& distance,
const PxJointLinearLimitPair& linearX,
const PxJointLinearLimitPair& linearY,
const PxJointLinearLimitPair& linearZ,
const PxJointAngularLimitPair& twist,
const PxJointLimitCone& swing,
const PxJointLimitPyramid& pyramid) :
distanceLimit (distance),
linearLimitX (linearX),
linearLimitY (linearY),
linearLimitZ (linearZ),
twistLimit (twist),
swingLimit (swing),
pyramidSwingLimit (pyramid),
mUseDistanceLimit (false),
mUseNewLinearLimits (false),
mUseConeLimit (false),
mUsePyramidLimits (false)
{}
};
typedef Joint<PxD6Joint, PxD6JointGeneratedValues> D6JointT;
class D6Joint : public Joint<PxD6Joint, PxD6JointGeneratedValues>
{
public:
// PX_SERIALIZATION
D6Joint(PxBaseFlags baseFlags) : D6JointT(baseFlags) {}
virtual void exportExtraData(PxSerializationContext& context);
void importExtraData(PxDeserializationContext& context);
void resolveReferences(PxDeserializationContext& context);
static D6Joint* createObject(PxU8*& address, PxDeserializationContext& context);
static void getBinaryMetaData(PxOutputStream& stream);
//~PX_SERIALIZATION
D6Joint(const PxTolerancesScale& scale, PxRigidActor* actor0, const PxTransform& localFrame0, PxRigidActor* actor1, const PxTransform& localFrame1);
// PxD6Joint
virtual void setMotion(PxD6Axis::Enum index, PxD6Motion::Enum t);
virtual PxD6Motion::Enum getMotion(PxD6Axis::Enum index) const;
virtual PxReal getTwistAngle() const;
virtual PxReal getSwingYAngle() const;
virtual PxReal getSwingZAngle() const;
virtual void setDistanceLimit(const PxJointLinearLimit& l);
virtual PxJointLinearLimit getDistanceLimit() const;
virtual void setLinearLimit(PxD6Axis::Enum axis, const PxJointLinearLimitPair& limit);
virtual PxJointLinearLimitPair getLinearLimit(PxD6Axis::Enum axis) const;
virtual void setTwistLimit(const PxJointAngularLimitPair& l);
virtual PxJointAngularLimitPair getTwistLimit() const;
virtual void setSwingLimit(const PxJointLimitCone& l);
virtual PxJointLimitCone getSwingLimit() const;
virtual void setPyramidSwingLimit(const PxJointLimitPyramid& limit);
virtual PxJointLimitPyramid getPyramidSwingLimit() const;
virtual void setDrive(PxD6Drive::Enum index, const PxD6JointDrive& d);
virtual PxD6JointDrive getDrive(PxD6Drive::Enum index) const;
virtual void setDrivePosition(const PxTransform& pose, bool autowake = true);
virtual PxTransform getDrivePosition() const;
virtual void setDriveVelocity(const PxVec3& linear, const PxVec3& angular, bool autowake = true);
virtual void getDriveVelocity(PxVec3& linear, PxVec3& angular) const;
virtual void setProjectionLinearTolerance(PxReal tolerance);
virtual PxReal getProjectionLinearTolerance() const;
virtual void setProjectionAngularTolerance(PxReal tolerance);
virtual PxReal getProjectionAngularTolerance() const;
//~PxD6Joint
void visualize(PxRenderBuffer& out,
const void* constantBlock,
const PxTransform& body0Transform,
const PxTransform& body1Transform,
PxReal frameScale,
PxReal limitScale,
PxU32 flags) const;
bool attach(PxPhysics &physics, PxRigidActor* actor0, PxRigidActor* actor1);
static const PxConstraintShaderTable& getConstraintShaderTable() { return sShaders; }
virtual PxConstraintSolverPrep getPrep() const { return sShaders.solverPrep; }
private:
static PxConstraintShaderTable sShaders;
PX_FORCE_INLINE D6JointData& data() const
{
return *static_cast<D6JointData*>(mData);
}
bool active(const PxD6Drive::Enum index) const
{
PxD6JointDrive& d = data().drive[index];
return d.stiffness!=0 || d.damping != 0;
}
void* prepareData();
bool mRecomputeMotion;
bool mPadding[3]; // PT: padding from prev bool
};
} // namespace Ext
namespace Ext
{
// global function to share the joint shaders with API capture
extern "C" const PxConstraintShaderTable* GetD6JointShaderTable();
}
}
#endif