Differential D2069 Diff 6951 source/blender/blenkernel/BKE_bvhutils.h

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source/blender/blenkernel/BKE_bvhutils.h

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	struct MFace;	struct MFace;

	/**	/**
		* BVHCache
		*/

		/* Using local coordinates */
		enum {
		BVHTREE_FROM_VERTS = 0,
		BVHTREE_FROM_EDGES = 1,
		BVHTREE_FROM_FACES = 2,
		BVHTREE_FROM_LOOPTRI = 3,

		BVHTREE_FROM_EM_LOOPTRI = 4,
		};

		typedef struct LinkNode BVHCache;

		BVHTree bvhcache_find(BVHCache cache, int type);
		bool bvhcache_has_tree(const BVHCache cache, const BVHTree tree);
		void bvhcache_insert(BVHCache *cache_p, BVHTree tree, int type);
		void bvhcache_init(BVHCache **cache_p);
		void bvhcache_free(BVHCache **cache_p);

		/**
	* struct that kepts basic information about a BVHTree build from a editmesh	* struct that kepts basic information about a BVHTree build from a editmesh
	*/	*/
	typedef struct BVHTreeFromEditMesh {	typedef struct BVHTreeFromEditMesh {
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	BVHTree_RayCastCallback raycast_callback;	BVHTree_RayCastCallback raycast_callback;
	BVHTree_NearestToRayCallback nearest_to_ray_callback;	BVHTree_NearestToRayCallback nearest_to_ray_callback;

		struct BMEditMesh *em;

	/* radius for raycast */	/* radius for raycast */
	float sphere_radius;	float sphere_radius;

	/* Private data */	/* Private data */
	struct BMEditMesh *em;	bool cached;

	} BVHTreeFromEditMesh;	} BVHTreeFromEditMesh;

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	float epsilon, int tree_type, int axis);	float epsilon, int tree_type, int axis);

	BVHTree *bvhtree_from_editmesh_looptri(	BVHTree *bvhtree_from_editmesh_looptri(
	BVHTreeFromEditMesh data, struct BMEditMesh em, float epsilon,	BVHTreeFromEditMesh data, struct BMEditMesh em,
	int tree_type, int axis);	float epsilon, int tree_type, int axis, BVHCache **bvhCache);
	BVHTree *bvhtree_from_editmesh_looptri_ex(	BVHTree *bvhtree_from_editmesh_looptri_ex(
	BVHTreeFromEditMesh data, struct BMEditMesh em,	BVHTreeFromEditMesh data, struct BMEditMesh em,
	const BLI_bitmap *mask, int looptri_num_active,	const BLI_bitmap *mask, int looptri_num_active,
	float epsilon, int tree_type, int axis);	float epsilon, int tree_type, int axis, BVHCache **bvhCache);

	BVHTree *bvhtree_from_mesh_looptri(	BVHTree *bvhtree_from_mesh_looptri(
	struct BVHTreeFromMesh data, struct DerivedMesh mesh, float epsilon, int tree_type, int axis);	struct BVHTreeFromMesh data, struct DerivedMesh mesh, float epsilon, int tree_type, int axis);
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	float bvhtree_sphereray_tri_intersection(	float bvhtree_sphereray_tri_intersection(
	const BVHTreeRay *ray, float radius, const float m_dist,	const BVHTreeRay *ray, float radius, const float m_dist,
	const float v0[3], const float v1[3], const float v2[3]);	const float v0[3], const float v1[3], const float v2[3]);
	float nearest_point_in_tri_surface_squared(
	const float v0[3], const float v1[3], const float v2[3],
	const float p[3], int v, int e, float nearest[3]);

	/**
	* BVHCache
	*/

	/* Using local coordinates */
	enum {
	BVHTREE_FROM_VERTS = 0,
	BVHTREE_FROM_EDGES = 1,
	BVHTREE_FROM_FACES = 2,
	BVHTREE_FROM_LOOPTRI = 3,
	};

	typedef struct LinkNode BVHCache;

	BVHTree bvhcache_find(BVHCache cache, int type);
	bool bvhcache_has_tree(const BVHCache cache, const BVHTree tree);
	void bvhcache_insert(BVHCache *cache_p, BVHTree tree, int type);
	void bvhcache_init(BVHCache **cache_p);
	void bvhcache_free(BVHCache **cache_p);

	#endif	#endif
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