fahhh

2026-09-05 05:07:48 +00:00 · 2025-10-28 14:05:46 -04:00
parent 977f1ff4b8
commit c93494f795
452 changed files with 47860 additions and 152 deletions
@@ -0,0 +1,86 @@
+#pragma once
+
+#include "V8World/Poly.h"
+#include "V8World/GeometryPool.h"
+#include "V8World/MegaClusterMesh.h"
+#include "V8World/Primitive.h"
+#include "V8World/TerrainPartition.h"
+
+class btConvexHullShape;
+
+namespace RBX {
+
+	class MegaClusterInstance;
+	namespace Voxel {
+		class Grid;
+	}
+
+    const float MC_SEARCH_RAY_MAX = 2048.0f; // was 500.0f, but normal mouse has range coded to be 2048.0f
+    const float MC_RAY_ZERO_SLOPE_TOLERANCE = .0005f;
+    const float MC_HUGE_VAL = 9999999;
+
+	class MegaClusterPoly : public Poly
+	{
+	public:
+		MegaClusterPoly(Primitive* p);
+		~MegaClusterPoly();
+
+        typedef GeometryPool<Vector3, POLY::MegaClusterMesh, Vector3Comparer> MegaClusterMeshPool;
+        typedef Poly Super;
+
+        /*override*/ virtual const G3D::Vector3& getSize() const	{return Super::getSize();}
+		/*override*/ bool setUpBulletCollisionData(void) { return false; }
+
+	private:
+		MegaClusterMeshPool::Token aMegaClusterMesh;
+        Primitive *myPrim;
+
+		scoped_ptr<TerrainPartitionMega> myTerrainPartition;
+
+		/*override*/ bool isGeometryOrthogonal( void ) const { return false; }
+
+		std::vector<btConvexHullShape*> bulletCellShapes;
+
+		void createBulletCellShapes(void);
+		void createBulletCubeCell(void);
+		void createBulletVerticalWedgeCell(void);
+		void createBulletHorizontalWedgeCell(void);
+		void createBulletCornerWedgeCell(void);
+		void createBulletInverseCornerWedgeCell(void);
+
+        bool hitLocationOnBlockCell(const RbxRay& rayInMe, const Vector3int16& testCell, Vector3& localHitPoint, Vector3& surfaceNormal, int& surfId, CoordinateFrame& surfaceCf) const;
+        bool hitLocationOnVerticalWedgeCell(const RbxRay& rayInMe, const Vector3int16& testCell, const int& orientation, Vector3& localHitPoint, Vector3& surfaceNormal, CoordinateFrame& surfaceCf) const;
+        bool hitLocationOnHorizontalWedgeCell(const RbxRay& rayInMe, const Vector3int16& testCell, const int& orientation, Vector3& localHitPoint, Vector3& surfaceNormal, CoordinateFrame& surfaceCf) const;
+        bool hitLocationOnCornerWedgeCell(const RbxRay& rayInMe, const Vector3int16& testCell, const int& orientation, Vector3& localHitPoint, Vector3& surfaceNormal, CoordinateFrame& surfaceCf) const;
+        bool hitLocationOnInverseCornerWedgeCell(const RbxRay& rayInMe, const Vector3int16& testCell, const int& orientation, Vector3& localHitPoint, Vector3& surfaceNormal, CoordinateFrame& surfaceCf) const;
+
+        bool hitTestMC(const RbxRay& rayInMe, Vector3& localHitPoint, Vector3& surfaceNormal, int& surfId, CoordinateFrame& surfaceCf, float searchRayMax = MC_SEARCH_RAY_MAX, bool treatCellsAsBlocks = false, bool ignoreWater = false);
+
+	protected:
+		// Geometry Overrides
+		/*override*/ virtual GeometryType getGeometryType() const	{return GEOMETRY_MEGACLUSTER;}
+        /*override*/ Matrix3 getMoment(float mass) const { return Matrix3::identity(); }
+        /*override*/ Vector3 getCofmOffset() const { return Vector3::zero(); }
+		/*override*/ CoordinateFrame getSurfaceCoordInBody( const size_t surfaceId ) const;
+		/*override*/ size_t getFaceFromLegacyNormalId( const NormalId nId ) const;
+	
+		// Poly Overrides
+		/*override*/ void buildMesh();
+    public:
+        /*override*/ bool hitTest(const RbxRay& rayInMe, Vector3& localHitPoint, Vector3& surfaceNormal, float searchRayMax = MC_SEARCH_RAY_MAX, bool treatCellsAsBlocks = false, bool ignoreWater = false);
+        /*override*/ bool findTouchingSurfacesConvex( const CoordinateFrame& myCf, size_t& myFaceId, const Geometry& otherGeom, const CoordinateFrame& otherCf, size_t& otherFaceId ) const;
+
+		virtual bool hitTestTerrain(const RbxRay& rayInMe, Vector3& localHitPoint, int& surfId, CoordinateFrame& surfCf);
+
+        void findCellsTouchingGeometry( const CoordinateFrame& myCf, const Geometry& otherGeom, const CoordinateFrame& otherCf, std::vector<Vector3int16>* found ) const;
+        void findCellsTouchingGeometryWithBuffer( const float& buffer, const CoordinateFrame& myCf, const Geometry& otherGeom, const CoordinateFrame& otherCf, std::vector<Vector3int16>* found ) const;
+        bool findPlanarTouchesWithGeom( const CoordinateFrame& myCf, const Geometry& otherGeom, const CoordinateFrame& otherCf, std::vector<Vector3int16>* found ) const;
+
+        std::vector<Vector3> findCellIntersectionWithGeom( const Vector3int16& cell, const CoordinateFrame& myCf, const Geometry& otherGeom, const CoordinateFrame& otherCf, size_t & otherFaceId ) const;
+        bool hasPlanarTouchWithGeom( const Vector3int16& cellIndex, const CoordinateFrame& myCf, const Geometry& otherGeom, const CoordinateFrame& otherCf ) const;
+		bool cellsInBoundingBox(const Vector3& min, const Vector3& max);
+
+		btConvexHullShape* getBulletCellShape(Voxel::CellBlock shape);
+	};
+
+} // namespace