BKE: bvhuils: remove member sphere_radius.

This member currently doubles the value of `ray->radius` or is not even used.

source/blender/blenkernel/BKE_bvhutils.h

@@ -57,9 +57,6 @@ typedef struct BVHTreeFromEditMesh {
 
 	struct BMEditMesh *em;
 
-	/* radius for raycast */
-	float sphere_radius;
-
 	/* Private data */
 	bool cached;
 
@@ -87,9 +84,6 @@ typedef struct BVHTreeFromMesh {
 	bool loop_allocated;
 	bool looptri_allocated;
 
-	/* radius for raycast */
-	float sphere_radius;
-
 	/* Private data */
 	bool cached;
 

source/blender/blenkernel/intern/bvhutils.c

@@ -194,10 +194,10 @@ static void mesh_faces_spherecast(void *userdata, int index, const BVHTreeRay *r
 	
 	do {
 		float dist;
-		if (data->sphere_radius == 0.0f)
+		if (ray->radius == 0.0f)
 			dist = bvhtree_ray_tri_intersection(ray, hit->dist, t0, t1, t2);
 		else
-			dist = bvhtree_sphereray_tri_intersection(ray, data->sphere_radius, hit->dist, t0, t1, t2);
+			dist = bvhtree_sphereray_tri_intersection(ray, ray->radius, hit->dist, t0, t1, t2);
 
 		if (dist >= 0 && dist < hit->dist) {
 			hit->index = index;
@@ -226,10 +226,10 @@ static void mesh_looptri_spherecast(void *userdata, int index, const BVHTreeRay
 	};
 	float dist;
 
-	if (data->sphere_radius == 0.0f)
+	if (ray->radius == 0.0f)
 		dist = bvhtree_ray_tri_intersection(ray, hit->dist, UNPACK3(vtri_co));
 	else
-		dist = bvhtree_sphereray_tri_intersection(ray, data->sphere_radius, hit->dist, UNPACK3(vtri_co));
+		dist = bvhtree_sphereray_tri_intersection(ray, ray->radius, hit->dist, UNPACK3(vtri_co));
 
 	if (dist >= 0 && dist < hit->dist) {
 		hit->index = index;
@@ -254,10 +254,10 @@ static void editmesh_looptri_spherecast(void *userdata, int index, const BVHTree
 
 	{
 		float dist;
-		if (data->sphere_radius == 0.0f)
+		if (ray->radius == 0.0f)
 			dist = bvhtree_ray_tri_intersection(ray, hit->dist, t0, t1, t2);
 		else
-			dist = bvhtree_sphereray_tri_intersection(ray, data->sphere_radius, hit->dist, t0, t1, t2);
+			dist = bvhtree_sphereray_tri_intersection(ray, ray->radius, hit->dist, t0, t1, t2);
 
 		if (dist >= 0 && dist < hit->dist) {
 			hit->index = index;
@@ -340,7 +340,7 @@ static void mesh_edges_spherecast(void *userdata, int index, const BVHTreeRay *r
 	const MVert *vert = data->vert;
 	const MEdge *edge = &data->edge[index];
 
-	const float radius_sq = SQUARE(data->sphere_radius);
+	const float radius_sq = SQUARE(ray->radius);
 	float dist;
 	const float *v1, *v2, *r1;
 	float r2[3], i1[3], i2[3];
@@ -448,7 +448,7 @@ static BVHTree *bvhtree_from_mesh_verts_create_tree(
 }
 
 static void bvhtree_from_mesh_verts_setup_data(
-        BVHTreeFromMesh *data, BVHTree *tree, const bool is_cached, float epsilon,
+        BVHTreeFromMesh *data, BVHTree *tree, const bool is_cached,
         const MVert *vert, const bool vert_allocated)
 {
 	memset(data, 0, sizeof(*data));
@@ -464,8 +464,6 @@ static void bvhtree_from_mesh_verts_setup_data(
 	data->vert = vert;
 	data->vert_allocated = vert_allocated;
 	//data->face = DM_get_tessface_array(dm, &data->face_allocated);  /* XXX WHY???? */
-
-	data->sphere_radius = epsilon;
 }
 
 /* Builds a bvh tree where nodes are the vertices of the given em */
@@ -515,7 +513,7 @@ BVHTree *bvhtree_from_mesh_verts_ex(
 
 	/* Setup BVHTreeFromMesh */
 	bvhtree_from_mesh_verts_setup_data(
-	        data, tree, false, epsilon, vert, vert_allocated);
+	        data, tree, false, vert, vert_allocated);
 
 	return tree;
 }
@@ -599,7 +597,7 @@ static BVHTree *bvhtree_from_mesh_edges_create_tree(
 
 static void bvhtree_from_mesh_edges_setup_data(
         BVHTreeFromMesh *data, BVHTree *tree,
-        const bool is_cached, float epsilon,
+        const bool is_cached,
         const MVert *vert, const bool vert_allocated,
         const MEdge *edge, const bool edge_allocated)
 {
@@ -616,8 +614,6 @@ static void bvhtree_from_mesh_edges_setup_data(
 	data->vert_allocated = vert_allocated;
 	data->edge = edge;
 	data->edge_allocated = edge_allocated;
-
-	data->sphere_radius = epsilon;
 }
 
 /* Builds a bvh tree where nodes are the edges of the given em */
@@ -672,7 +668,7 @@ BVHTree *bvhtree_from_mesh_edges_ex(
 
 	/* Setup BVHTreeFromMesh */
 	bvhtree_from_mesh_edges_setup_data(
-	        data, tree, false, epsilon, vert, vert_allocated, edge, edge_allocated);
+	        data, tree, false, vert, vert_allocated, edge, edge_allocated);
 
 	return tree;
 }
@@ -730,7 +726,7 @@ static BVHTree *bvhtree_from_mesh_faces_create_tree(
 }
 
 static void bvhtree_from_mesh_faces_setup_data(
-        BVHTreeFromMesh *data, BVHTree *tree, const bool is_cached, float epsilon,
+        BVHTreeFromMesh *data, BVHTree *tree, const bool is_cached,
         const MVert *vert, const bool vert_allocated,
         const MFace *face, const bool face_allocated)
 {
@@ -746,8 +742,6 @@ static void bvhtree_from_mesh_faces_setup_data(
 	data->vert_allocated = vert_allocated;
 	data->face = face;
 	data->face_allocated = face_allocated;
-
-	data->sphere_radius = epsilon;
 }
 
 /**
@@ -770,7 +764,7 @@ BVHTree *bvhtree_from_mesh_faces_ex(
 
 	/* Setup BVHTreeFromMesh */
 	bvhtree_from_mesh_faces_setup_data(
-	        data, tree, false, epsilon, vert, vert_allocated, face, face_allocated);
+	        data, tree, false, vert, vert_allocated, face, face_allocated);
 
 	return tree;
 }
@@ -876,7 +870,7 @@ static BVHTree *bvhtree_from_mesh_looptri_create_tree(
 }
 
 static void bvhtree_from_mesh_looptri_setup_data(
-        BVHTreeFromMesh *data, BVHTree *tree, const bool is_cached, float epsilon,
+        BVHTreeFromMesh *data, BVHTree *tree, const bool is_cached,
         const MVert *vert, const bool vert_allocated,
         const MLoop *mloop, const bool loop_allocated,
         const MLoopTri *looptri, const bool looptri_allocated)
@@ -895,8 +889,6 @@ static void bvhtree_from_mesh_looptri_setup_data(
 	data->loop_allocated = loop_allocated;
 	data->looptri = looptri;
 	data->looptri_allocated = looptri_allocated;
-
-	data->sphere_radius = epsilon;
 }
 
 /**
@@ -941,7 +933,6 @@ BVHTree *bvhtree_from_editmesh_looptri_ex(
 		data->tree = tree;
 		data->nearest_callback = editmesh_looptri_nearest_point;
 		data->raycast_callback = editmesh_looptri_spherecast;
-		data->sphere_radius = 0.0f;
 		data->em = em;
 		data->cached = bvhCache != NULL;
 	}
@@ -977,7 +968,7 @@ BVHTree *bvhtree_from_mesh_looptri_ex(
 
 	/* Setup BVHTreeFromMesh */
 	bvhtree_from_mesh_looptri_setup_data(
-	        data, tree, false, epsilon,
+	        data, tree, false,
 	        vert, vert_allocated,
 	        mloop, loop_allocated,
 	        looptri, looptri_allocated);
@@ -1145,8 +1136,6 @@ BVHTree *bvhtree_from_mesh_get(
 		data->loop_allocated = loop_allocated;
 		data->looptri_allocated = looptri_allocated;
 
-		data->sphere_radius = 0.0;
-
 		data->cached = true;
 	}
 	else {

source/blender/blenkernel/intern/constraint.c

@@ -3568,8 +3568,7 @@ static void shrinkwrap_get_tarmat(bConstraint *con, bConstraintOb *cob, bConstra
 						break;
 					}
 
-					treeData.sphere_radius = scon->dist;
+					if (BKE_shrinkwrap_project_normal(0, co, no, scon->dist, &transform, treeData.tree,
-					if (BKE_shrinkwrap_project_normal(0, co, no, treeData.sphere_radius, &transform, treeData.tree,
 					                                  &hit, treeData.raycast_callback, &treeData) == false)
 					{
 						fail = true;

source/blender/blenkernel/intern/mesh_remap.c

@@ -544,7 +544,6 @@ void BKE_mesh_remap_calc_verts_from_dm(
 			bvhtree_from_mesh_get(&treedata, dm_src, BVHTREE_FROM_LOOPTRI, 2);
 
 			if (mode == MREMAP_MODE_VERT_POLYINTERP_VNORPROJ) {
-				treedata.sphere_radius = ray_radius;
 				for (i = 0; i < numverts_dst; i++) {
 					copy_v3_v3(tmp_co, verts_dst[i].co);
 					normal_short_to_float_v3(tmp_no, verts_dst[i].no);
@@ -909,10 +908,8 @@ void BKE_mesh_remap_calc_edges_from_dm(
 					interp_v3_v3v3_slerp_safe(tmp_no, v1_no, v2_no, fac);
 
 					while (n--) {
-						float radius = (ray_radius / w);
-						treedata.sphere_radius = radius;
 						if (mesh_remap_bvhtree_query_raycast(
-						        &treedata, &rayhit, tmp_co, tmp_no, radius, max_dist, &hit_dist))
+						        &treedata, &rayhit, tmp_co, tmp_no, ray_radius / w, max_dist, &hit_dist))
 						{
 							weights[rayhit.index] += w;
 							totweights += w;
@@ -1565,10 +1562,8 @@ void BKE_mesh_remap_calc_loops_from_dm(
 						}
 
 						while (n--) {
-							float radius = ray_radius / w;
-							tdata->sphere_radius = radius;
 							if (mesh_remap_bvhtree_query_raycast(
-							        tdata, &rayhit, tmp_co, tmp_no, radius, max_dist, &hit_dist))
+							        tdata, &rayhit, tmp_co, tmp_no, ray_radius / w, max_dist, &hit_dist))
 							{
 								islands_res[tindex][plidx_dst].factor = (hit_dist ? (1.0f / hit_dist) : 1e18f) * w;
 								islands_res[tindex][plidx_dst].hit_dist = hit_dist;
@@ -2051,7 +2046,6 @@ void BKE_mesh_remap_calc_polys_from_dm(
 					BLI_space_transform_apply_normal(space_transform, tmp_no);
 				}
 
-				treedata.sphere_radius = ray_radius;
 				if (mesh_remap_bvhtree_query_raycast(
 				        &treedata, &rayhit, tmp_co, tmp_no, ray_radius, max_dist, &hit_dist))
 				{
@@ -2201,9 +2195,8 @@ void BKE_mesh_remap_calc_polys_from_dm(
 
 						/* At this point, tmp_co is a point on our poly surface, in mesh_src space! */
 						while (n--) {
-							treedata.sphere_radius = ray_radius / w;
 							if (mesh_remap_bvhtree_query_raycast(
-							        &treedata, &rayhit, tmp_co, tmp_no, treedata.sphere_radius, max_dist, &hit_dist))
+							        &treedata, &rayhit, tmp_co, tmp_no, ray_radius / w, max_dist, &hit_dist))
 							{
 								const MLoopTri *lt = &treedata.looptri[rayhit.index];