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 +1,88 @@
+/* Copyright 2003-2005 ROBLOX Corporation, All Rights Reserved */
+
+#pragma once
+
+#include "V8World/Contact.h"
+#include "V8World/Mesh.h"
+#include "Voxel/Util.h"
+#include "Util/Vector3int32.h"
+
+namespace RBX {
+
+	class PolyConnector;
+
+	const Vector3int16 kFaceDirectionToLocationOffset[7] =
+	{
+		Vector3int16( 1, 0, 0),
+		Vector3int16( 0, 0, 1),
+		Vector3int16(-1, 0, 0),
+		Vector3int16( 0, 0,-1),
+		Vector3int16( 0, 1, 0),
+		Vector3int16( 0,-1, 0),
+		Vector3int16( 0, 0, 0),
+	};
+
+	static inline Voxel::FaceDirection oppositeSideOffset(Voxel::FaceDirection f) 
+	{
+		static Voxel::FaceDirection OPPOSITES[6] = { Voxel::MinusX, Voxel::MinusZ, Voxel::PlusX, Voxel::PlusZ, Voxel::MinusY, Voxel::PlusY };
+		return OPPOSITES[f];
+	}
+
+	class CellContact: public Contact 
+	{
+	public:
+		CellContact(Primitive* p0, Primitive* p1, const Vector3int32& gridFeature)
+			: Contact(p0, p1)
+			, gridFeature(gridFeature)
+		{}
+
+        const Vector3int32& getGridFeature() const { return gridFeature; }
+
+		virtual ContactType getContactType() const { return Contact_Cell; }
+
+    protected:
+        Vector3int32 gridFeature;
+	};
+
+	class CellMeshContact: public CellContact
+	{
+	public:
+		typedef RBX::FixedArray<PolyConnector*, CONTACT_ARRAY_SIZE> ConnectorArray;		// TODO - should only ever need 8
+
+    protected:
+        POLY::Mesh* cellMesh;
+
+	private:
+		ConnectorArray polyConnectors;
+
+		void removeAllConnectorsFromKernel();
+		void putAllConnectorsInKernel();
+		void updateClosestFeatures();
+		float worstFeatureOverlap();
+		void deleteConnectors(ConnectorArray& deleteConnectors);
+		void matchClosestFeatures(ConnectorArray& newConnectors);
+		PolyConnector* matchClosestFeature(PolyConnector* newConnector);
+		void updateContactPoints();
+
+		// Contact
+		/*override*/ void deleteAllConnectors();
+		/*override*/ int numConnectors() const					{return polyConnectors.size();}
+		/*override*/ ContactConnector* getConnector(int i);
+		/*override*/ bool computeIsColliding(float overlapIgnored); 
+		/*override*/ bool stepContact();
+
+		/*implement*/ virtual void findClosestFeatures(ConnectorArray& newConnectors) = 0;
+
+	public:
+		CellMeshContact(Primitive* p0, Primitive* p1, const Vector3int32& gridFeature)
+			: CellContact(p0, p1, gridFeature)
+            , cellMesh(NULL)
+		{}
+
+		~CellMeshContact();
+
+        POLY::Mesh* getCellMesh(void) {return cellMesh;}
+
+		bool cellFaceIsInterior(const Vector3int16& mainCellLoc, RBX::Voxel::FaceDirection faceDir);
+	};
+} // namespace