first commit

2024-06-10 12:48:14 +03:00
commit d54c9805b3
1398 changed files with 739400 additions and 0 deletions
--- a/thirdparty/ode-0.16.5/OPCODE/Ice/IceIndexedTriangle.h
+++ b/thirdparty/ode-0.16.5/OPCODE/Ice/IceIndexedTriangle.h
@@ -0,0 +1,76 @@
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+/**
+ *	Contains a handy indexed triangle class.
+ *	\file		IceIndexedTriangle.h
+ *	\author		Pierre Terdiman
+ *	\date		January, 17, 2000
+ */
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+#include "ode/common.h"
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Include Guard
+#ifndef __ICEINDEXEDTRIANGLE_H__
+#define __ICEINDEXEDTRIANGLE_H__
+
+	// Forward declarations
+#ifdef _MSC_VER
+	enum CubeIndex;
+#else
+	typedef int CubeIndex;
+#endif
+
+	// An indexed triangle class.
+	class ICEMATHS_API IndexedTriangle
+	{
+		public:
+
+		//! Constructor
+		inline_					IndexedTriangle()									{}
+		//! Constructor
+		inline_					IndexedTriangle(dTriIndex r0, dTriIndex r1, dTriIndex r2)	{ mVRef[0]=r0; mVRef[1]=r1; mVRef[2]=r2; }
+		//! Copy constructor
+		inline_					IndexedTriangle(const IndexedTriangle& triangle)
+								{
+									mVRef[0] = triangle.mVRef[0];
+									mVRef[1] = triangle.mVRef[1];
+									mVRef[2] = triangle.mVRef[2];
+								}
+		//! Destructor
+		inline_					~IndexedTriangle()									{}
+		
+		//! Vertex-references
+				dTriIndex		mVRef[3];
+
+		// Methods
+				void			Flip();
+				float			Area(const Point* verts)											const;
+				float			Perimeter(const Point* verts)										const;
+				float			Compacity(const Point* verts)										const;
+				void			Normal(const Point* verts, Point& normal)							const;
+				void			DenormalizedNormal(const Point* verts, Point& normal)				const;
+				void			Center(const Point* verts, Point& center)							const;
+				void			CenteredNormal(const Point* verts, Point& normal)					const;
+				void			RandomPoint(const Point* verts, Point& random)						const;
+				bool			IsVisible(const Point* verts, const Point& source)					const;
+				bool			BackfaceCulling(const Point* verts, const Point& source)			const;
+				float			ComputeOcclusionPotential(const Point* verts, const Point& view)	const;
+				bool			ReplaceVertex(dTriIndex oldref, dTriIndex newref);
+				bool			IsDegenerate()														const;
+				bool			HasVertex(dTriIndex ref)												const;
+				bool			HasVertex(dTriIndex ref, dTriIndex* index)								const;
+				ubyte			FindEdge(dTriIndex vref0, dTriIndex vref1)								const;
+				dTriIndex		OppositeVertex(dTriIndex vref0, dTriIndex vref1)							const;
+		inline_	dTriIndex		OppositeVertex(ubyte edgenb)										const	{ return mVRef[2-edgenb];	}
+				void			GetVRefs(ubyte edgenb, dTriIndex& vref0, dTriIndex& vref1, dTriIndex& vref2)	const;
+				float			MinEdgeLength(const Point* verts)									const;
+				float			MaxEdgeLength(const Point* verts)									const;
+				void			ComputePoint(const Point* verts, float u, float v, Point& pt, dTriIndex* nearvtx=null)	const;
+				float			Angle(const IndexedTriangle& tri, const Point* verts)				const;
+		inline_	Plane			PlaneEquation(const Point* verts)									const	{ return Plane(verts[mVRef[0]], verts[mVRef[1]], verts[mVRef[2]]);	}
+				bool			Equal(const IndexedTriangle& tri)									const;
+				CubeIndex		ComputeCubeIndex(const Point* verts)								const;
+	};
+
+#endif // __ICEINDEXEDTRIANGLE_H__