godot-module-template/engine/thirdparty/jolt_physics/Jolt/Physics/SoftBody/SoftBodyShape.h

74 lines
5.1 KiB
C++

// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
// SPDX-FileCopyrightText: 2023 Jorrit Rouwe
// SPDX-License-Identifier: MIT
#pragma once
#include <Jolt/Physics/Collision/Shape/Shape.h>
JPH_NAMESPACE_BEGIN
class SoftBodyMotionProperties;
class CollideShapeSettings;
/// Shape used exclusively for soft bodies. Adds the ability to perform collision checks against soft bodies.
class JPH_EXPORT SoftBodyShape final : public Shape
{
public:
JPH_OVERRIDE_NEW_DELETE
/// Constructor
SoftBodyShape() : Shape(EShapeType::SoftBody, EShapeSubType::SoftBody) { }
/// Determine amount of bits needed to encode sub shape id
uint GetSubShapeIDBits() const;
/// Convert a sub shape ID back to a face index
uint32 GetFaceIndex(const SubShapeID &inSubShapeID) const;
// See Shape
virtual bool MustBeStatic() const override { return false; }
virtual Vec3 GetCenterOfMass() const override { return Vec3::sZero(); }
virtual AABox GetLocalBounds() const override;
virtual uint GetSubShapeIDBitsRecursive() const override { return GetSubShapeIDBits(); }
virtual float GetInnerRadius() const override { return 0.0f; }
virtual MassProperties GetMassProperties() const override { return MassProperties(); }
virtual const PhysicsMaterial * GetMaterial(const SubShapeID &inSubShapeID) const override;
virtual Vec3 GetSurfaceNormal(const SubShapeID &inSubShapeID, Vec3Arg inLocalSurfacePosition) const override;
virtual void GetSupportingFace(const SubShapeID &inSubShapeID, Vec3Arg inDirection, Vec3Arg inScale, Mat44Arg inCenterOfMassTransform, SupportingFace &outVertices) const override;
virtual void GetSubmergedVolume(Mat44Arg inCenterOfMassTransform, Vec3Arg inScale, const Plane &inSurface, float &outTotalVolume, float &outSubmergedVolume, Vec3 &outCenterOfBuoyancy
#ifdef JPH_DEBUG_RENDERER // Not using JPH_IF_DEBUG_RENDERER for Doxygen
, RVec3Arg inBaseOffset
#endif
) const override;
#ifdef JPH_DEBUG_RENDERER
virtual void Draw(DebugRenderer *inRenderer, RMat44Arg inCenterOfMassTransform, Vec3Arg inScale, ColorArg inColor, bool inUseMaterialColors, bool inDrawWireframe) const override;
#endif // JPH_DEBUG_RENDERER
virtual bool CastRay(const RayCast &inRay, const SubShapeIDCreator &inSubShapeIDCreator, RayCastResult &ioHit) const override;
virtual void CastRay(const RayCast &inRay, const RayCastSettings &inRayCastSettings, const SubShapeIDCreator &inSubShapeIDCreator, CastRayCollector &ioCollector, const ShapeFilter &inShapeFilter = { }) const override;
virtual void CollidePoint(Vec3Arg inPoint, const SubShapeIDCreator &inSubShapeIDCreator, CollidePointCollector &ioCollector, const ShapeFilter &inShapeFilter = { }) const override;
virtual void CollideSoftBodyVertices(Mat44Arg inCenterOfMassTransform, Vec3Arg inScale, const CollideSoftBodyVertexIterator &inVertices, uint inNumVertices, int inCollidingShapeIndex) const override;
virtual void GetTrianglesStart(GetTrianglesContext &ioContext, const AABox &inBox, Vec3Arg inPositionCOM, QuatArg inRotation, Vec3Arg inScale) const override;
virtual int GetTrianglesNext(GetTrianglesContext &ioContext, int inMaxTrianglesRequested, Float3 *outTriangleVertices, const PhysicsMaterial **outMaterials = nullptr) const override;
virtual Stats GetStats() const override;
virtual float GetVolume() const override;
// Register shape functions with the registry
static void sRegister();
private:
// Helper functions called by CollisionDispatch
static void sCollideConvexVsSoftBody(const Shape *inShape1, const Shape *inShape2, Vec3Arg inScale1, Vec3Arg inScale2, Mat44Arg inCenterOfMassTransform1, Mat44Arg inCenterOfMassTransform2, const SubShapeIDCreator &inSubShapeIDCreator1, const SubShapeIDCreator &inSubShapeIDCreator2, const CollideShapeSettings &inCollideShapeSettings, CollideShapeCollector &ioCollector, const ShapeFilter &inShapeFilter);
static void sCollideSphereVsSoftBody(const Shape *inShape1, const Shape *inShape2, Vec3Arg inScale1, Vec3Arg inScale2, Mat44Arg inCenterOfMassTransform1, Mat44Arg inCenterOfMassTransform2, const SubShapeIDCreator &inSubShapeIDCreator1, const SubShapeIDCreator &inSubShapeIDCreator2, const CollideShapeSettings &inCollideShapeSettings, CollideShapeCollector &ioCollector, const ShapeFilter &inShapeFilter);
static void sCastConvexVsSoftBody(const ShapeCast &inShapeCast, const ShapeCastSettings &inShapeCastSettings, const Shape *inShape, Vec3Arg inScale, const ShapeFilter &inShapeFilter, Mat44Arg inCenterOfMassTransform2, const SubShapeIDCreator &inSubShapeIDCreator1, const SubShapeIDCreator &inSubShapeIDCreator2, CastShapeCollector &ioCollector);
static void sCastSphereVsSoftBody(const ShapeCast &inShapeCast, const ShapeCastSettings &inShapeCastSettings, const Shape *inShape, Vec3Arg inScale, const ShapeFilter &inShapeFilter, Mat44Arg inCenterOfMassTransform2, const SubShapeIDCreator &inSubShapeIDCreator1, const SubShapeIDCreator &inSubShapeIDCreator2, CastShapeCollector &ioCollector);
struct SBSGetTrianglesContext;
friend class BodyManager;
const SoftBodyMotionProperties *mSoftBodyMotionProperties;
};
JPH_NAMESPACE_END