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// File:      IntPatch_ImpImpIntersection_1.gxx
// Created:   Thu May  7 08:47:45 1992
// Author:    Jacques GOUSSARD
// Copyright: OPEN CASCADE 1992

static Standard_Boolean IntPP (const IntSurf_Quadric&,
			       const IntSurf_Quadric&,
			       const Standard_Real,
			       const Standard_Real,
			       Standard_Boolean&,
			       IntPatch_SequenceOfLine&);

static Standard_Boolean IntPCy (const IntSurf_Quadric&,
				const IntSurf_Quadric&,
				const Standard_Real,
				const Standard_Real,
				const Standard_Boolean,
				Standard_Boolean&,
				IntPatch_SequenceOfLine&);


static Standard_Boolean IntPSp (const IntSurf_Quadric&,
				const IntSurf_Quadric&,
				//modified by NIZNHY-PKV Tue Sep 20 08:59:56 2011t
				const Standard_Real,
				//modified by NIZNHY-PKV Tue Sep 20 08:59:52 2011t
				const Standard_Real,
				const Standard_Boolean,
				Standard_Boolean&,
				IntPatch_SequenceOfLine&,
				IntPatch_SequenceOfPoint&);


static Standard_Boolean IntPCo (const IntSurf_Quadric&,
				const IntSurf_Quadric&,
				const Standard_Real,
				const Standard_Real,
				const Standard_Boolean,
				Standard_Boolean&,
				Standard_Boolean&,
				IntPatch_SequenceOfLine&,
				IntPatch_SequenceOfPoint&);


static void ProcessBounds(const Handle(IntPatch_ALine)&,
			  const IntPatch_SequenceOfLine&,
			  const IntSurf_Quadric&,
			  const IntSurf_Quadric&,
			  Standard_Boolean&,
			  const gp_Pnt&,
			  const Standard_Real,
			  Standard_Boolean&,
			  const gp_Pnt&,
			  const Standard_Real,
			  Standard_Boolean&,
			  const Standard_Real);


static Standard_Boolean IntCyCy(const IntSurf_Quadric&,
				const IntSurf_Quadric&,
				const Standard_Real,
				Standard_Boolean&,
				Standard_Boolean&,
				Standard_Boolean&,
				IntPatch_SequenceOfLine&,
				IntPatch_SequenceOfPoint&);

static Standard_Boolean IntCySp(const IntSurf_Quadric&,
				const IntSurf_Quadric&,
				const Standard_Real,
				const Standard_Boolean,
				Standard_Boolean&,
				Standard_Boolean&,
				IntPatch_SequenceOfLine&,
				IntPatch_SequenceOfPoint&);

static Standard_Boolean IntCyCo(const IntSurf_Quadric&,
				const IntSurf_Quadric&,
				const Standard_Real,
				const Standard_Boolean,
				Standard_Boolean&,
				Standard_Boolean&,
				IntPatch_SequenceOfLine&,
				IntPatch_SequenceOfPoint&);

static Standard_Boolean IntSpSp(const IntSurf_Quadric&,
				const IntSurf_Quadric&,
				const Standard_Real,
				Standard_Boolean&,
				Standard_Boolean&,
				IntPatch_SequenceOfLine&,
				IntPatch_SequenceOfPoint&);

static Standard_Boolean IntCoSp(const IntSurf_Quadric&,
				const IntSurf_Quadric&,
				const Standard_Real,
				const Standard_Boolean,
				Standard_Boolean&,
				Standard_Boolean&,
				IntPatch_SequenceOfLine&,
				IntPatch_SequenceOfPoint&);

static Standard_Boolean IntCoCo(const IntSurf_Quadric&,
				const IntSurf_Quadric&,
				const Standard_Real,
				Standard_Boolean&,
				Standard_Boolean&,
				Standard_Boolean&,
				IntPatch_SequenceOfLine&,
				IntPatch_SequenceOfPoint&);