176538f613
The version of Recast that Blender ships with is from 2009. This patch updates the Recast version to the latest version, 1.5.0. The Detour version remains untouched. Reviewers: campbellbarton, moguri Reviewed By: moguri Projects: #bf_blender Differential Revision: https://developer.blender.org/D1747
182 lines
6.6 KiB
C
182 lines
6.6 KiB
C
/*
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*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2011 Blender Foundation.
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* All rights reserved.
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*
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* Contributor(s): Sergey Sharybin
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#ifndef RECAST_C_API_H
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#define RECAST_C_API_H
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// for size_t
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#include <stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct recast_polyMesh;
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struct recast_polyMeshDetail;
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struct recast_heightfield;
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struct recast_compactHeightfield;
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struct recast_heightfieldLayerSet;
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struct recast_contourSet;
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enum recast_BuildContoursFlags
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{
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RECAST_CONTOUR_TESS_WALL_EDGES = 0x01,
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RECAST_CONTOUR_TESS_AREA_EDGES = 0x02,
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};
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int recast_buildMeshAdjacency(unsigned short* polys, const int npolys,
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const int nverts, const int vertsPerPoly);
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void recast_calcBounds(const float *verts, int nv, float *bmin, float *bmax);
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void recast_calcGridSize(const float *bmin, const float *bmax, float cs, int *w, int *h);
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struct recast_heightfield *recast_newHeightfield(void);
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void recast_destroyHeightfield(struct recast_heightfield *heightfield);
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int recast_createHeightfield(struct recast_heightfield *hf, int width, int height,
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const float *bmin, const float* bmax, float cs, float ch);
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void recast_markWalkableTriangles(const float walkableSlopeAngle,const float *verts, int nv,
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const int *tris, int nt, unsigned char *areas);
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void recast_clearUnwalkableTriangles(const float walkableSlopeAngle, const float* verts, int nv,
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const int* tris, int nt, unsigned char* areas);
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int recast_addSpan(struct recast_heightfield *hf, const int x, const int y,
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const unsigned short smin, const unsigned short smax,
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const unsigned char area, const int flagMergeThr);
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int recast_rasterizeTriangle(const float* v0, const float* v1, const float* v2,
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const unsigned char area, struct recast_heightfield *solid,
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const int flagMergeThr);
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int recast_rasterizeTriangles(const float *verts, const int nv, const int *tris,
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const unsigned char *areas, const int nt, struct recast_heightfield *solid,
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const int flagMergeThr);
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void recast_filterLedgeSpans(const int walkableHeight, const int walkableClimb,
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struct recast_heightfield *solid);
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void recast_filterWalkableLowHeightSpans(int walkableHeight, struct recast_heightfield *solid);
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void recast_filterLowHangingWalkableObstacles(const int walkableClimb, struct recast_heightfield *solid);
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int recast_getHeightFieldSpanCount(struct recast_heightfield *hf);
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struct recast_heightfieldLayerSet *recast_newHeightfieldLayerSet(void);
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void recast_destroyHeightfieldLayerSet(struct recast_heightfieldLayerSet *lset);
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struct recast_compactHeightfield *recast_newCompactHeightfield(void);
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void recast_destroyCompactHeightfield(struct recast_compactHeightfield *compactHeightfield);
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int recast_buildCompactHeightfield(const int walkableHeight, const int walkableClimb,
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struct recast_heightfield *hf, struct recast_compactHeightfield *chf);
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int recast_erodeWalkableArea(int radius, struct recast_compactHeightfield *chf);
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int recast_medianFilterWalkableArea(struct recast_compactHeightfield *chf);
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void recast_markBoxArea(const float *bmin, const float *bmax, unsigned char areaId,
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struct recast_compactHeightfield *chf);
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void recast_markConvexPolyArea(const float* verts, const int nverts,
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const float hmin, const float hmax, unsigned char areaId,
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struct recast_compactHeightfield *chf);
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int recast_offsetPoly(const float* verts, const int nverts,
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const float offset, float *outVerts, const int maxOutVerts);
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void recast_markCylinderArea(const float* pos, const float r, const float h,
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unsigned char areaId, struct recast_compactHeightfield *chf);
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int recast_buildDistanceField(struct recast_compactHeightfield *chf);
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int recast_buildRegions(struct recast_compactHeightfield *chf,
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const int borderSize, const int minRegionArea, const int mergeRegionArea);
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int recast_buildLayerRegions(struct recast_compactHeightfield *chf,
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const int borderSize, const int minRegionArea);
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int recast_buildRegionsMonotone(struct recast_compactHeightfield *chf,
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const int borderSize, const int minRegionArea, const int mergeRegionArea);
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/* Contour set */
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struct recast_contourSet *recast_newContourSet(void);
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void recast_destroyContourSet(struct recast_contourSet *contourSet);
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int recast_buildContours(struct recast_compactHeightfield *chf,
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const float maxError, const int maxEdgeLen, struct recast_contourSet *cset,
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const int buildFlags);
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/* Poly mesh */
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struct recast_polyMesh *recast_newPolyMesh(void);
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void recast_destroyPolyMesh(struct recast_polyMesh *polyMesh);
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int recast_buildPolyMesh(struct recast_contourSet *cset, const int nvp, struct recast_polyMesh *mesh);
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int recast_mergePolyMeshes(struct recast_polyMesh **meshes, const int nmeshes, struct recast_polyMesh *mesh);
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int recast_copyPolyMesh(const struct recast_polyMesh *src, struct recast_polyMesh *dst);
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unsigned short *recast_polyMeshGetVerts(struct recast_polyMesh *mesh, int *nverts);
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void recast_polyMeshGetBoundbox(struct recast_polyMesh *mesh, float *bmin, float *bmax);
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void recast_polyMeshGetCell(struct recast_polyMesh *mesh, float *cs, float *ch);
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unsigned short *recast_polyMeshGetPolys(struct recast_polyMesh *mesh, int *npolys, int *nvp);
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/* Poly mesh detail */
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struct recast_polyMeshDetail *recast_newPolyMeshDetail(void);
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void recast_destroyPolyMeshDetail(struct recast_polyMeshDetail *polyMeshDetail);
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int recast_buildPolyMeshDetail(const struct recast_polyMesh *mesh, const struct recast_compactHeightfield *chf,
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const float sampleDist, const float sampleMaxError, struct recast_polyMeshDetail *dmesh);
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int recast_mergePolyMeshDetails(struct recast_polyMeshDetail **meshes, const int nmeshes, struct recast_polyMeshDetail *mesh);
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float *recast_polyMeshDetailGetVerts(struct recast_polyMeshDetail *mesh, int *nverts);
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unsigned char *recast_polyMeshDetailGetTris(struct recast_polyMeshDetail *mesh, int *ntris);
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unsigned int *recast_polyMeshDetailGetMeshes(struct recast_polyMeshDetail *mesh, int *nmeshes);
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#ifdef __cplusplus
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}
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#endif
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#endif // RECAST_C_API_H
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