Heightfield.h File Reference

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Functions
Heightfield Functions
See also rcHeightfield
void	rcCalcBounds (const float *verts, int nv, float *bmin, float *bmax)
	Calculates the bounding box of an array of vertices. More...
void	rcCalcGridSize (const float *bmin, const float *bmax, float cs, int *w, int *h)
	Calculates the grid size based on the bounding box and grid cell size. More...
bool	rcCreateHeightfield (rcContext *ctx, rcHeightfield &hf, int width, int height, const float *bmin, const float *bmax, float cs, float ch)
	Initializes a new heightfield. More...
void	rcMarkWalkableTriangles (rcContext *ctx, const float walkableSlopeAngle, const float *verts, int nv, const int *tris, int nt, navAreaMask *areaMasks)
	Sets the area id of all triangles with a slope below the specified value to RC_WALKABLE_AREA. More...
void	rcClearUnwalkableTriangles (rcContext *ctx, const float walkableSlopeAngle, const float *verts, int nv, const int *tris, int nt, navAreaMask *areaMasks)
	Sets the area id of all triangles with a slope greater than or equal to the specified value to RC_NULL_AREA. More...
void	rcAddSpan (rcContext *ctx, rcHeightfield &hf, const int x, const int y, const unsigned short smin, const unsigned short smax, const navAreaMask areaMask, const int flagMergeThr)
	Adds a span to the specified heightfield. More...
void	rcRasterizeTriangle (rcContext *ctx, const float *v0, const float *v1, const float *v2, const navAreaMask areaMask, rcHeightfield &solid, const int flagMergeThr=1)
	Rasterizes a triangle into the specified heightfield. More...
void	rcRasterizeTriangles (rcContext *ctx, const float *verts, const int nv, const int *tris, const navAreaMask *areaMasks, const int nt, rcHeightfield &solid, const int flagMergeThr=1)
	Rasterizes an indexed triangle mesh into the specified heightfield. More...
void	rcRasterizeTriangles (rcContext *ctx, const float *verts, const int nv, const unsigned short *tris, const navAreaMask *areaMasks, const int nt, rcHeightfield &solid, const int flagMergeThr=1)
	Rasterizes an indexed triangle mesh into the specified heightfield. More...
void	rcRasterizeTriangles (rcContext *ctx, const float *verts, const navAreaMask *areaMasks, const int nt, rcHeightfield &solid, const int flagMergeThr=1)
	Rasterizes triangles into the specified heightfield. More...
void	rcFilterLowHangingWalkableObstacles (rcContext *ctx, const int walkableClimb, rcHeightfield &solid)
	Marks non-walkable spans as walkable if their maximum is within walkableClimp of a walkable neihbor. More...
void	rcFilterLedgeSpans (rcContext *ctx, const int walkableHeight, const int walkableClimb, rcHeightfield &solid)
	Marks spans that are ledges as not-walkable. More...
void	rcFilterWalkableLowHeightSpans (rcContext *ctx, int walkableHeight, rcHeightfield &solid)
	Marks walkable spans as not walkable if the clearence above the span is less than the specified height. More...
int	rcGetHeightFieldSpanCount (rcContext *ctx, rcHeightfield &hf)
	Returns the number of spans contained in the specified heightfield. More...