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Use const for BVH mesh arrays

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This commit is contained in:
Campbell Barton
2015-07-22 17:39:33 +10:00
parent f9a6780dc6
commit df41f7bf4f
3 changed files with 50 additions and 39 deletions
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36
source/blender/blenkernel/BKE_bvhutils.h
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@@ -53,9 +53,9 @@ typedef struct BVHTreeFromMesh {
BVHTree_RayCastCallback raycast_callback;
/* Vertex array, so that callbacks have instante access to data */
struct MVert *vert;
struct MEdge *edge; /* only used for BVHTreeFromMeshEdges */
struct MFace *face;
const struct MVert *vert;
const struct MEdge *edge; /* only used for BVHTreeFromMeshEdges */
const struct MFace *face;
bool vert_allocated;
bool edge_allocated;
bool face_allocated;
@@ -69,7 +69,7 @@ typedef struct BVHTreeFromMesh {
} BVHTreeFromMesh;
/*
/**
* Builds a bvh tree where nodes are the relevant elements of the given mesh.
* Configures BVHTreeFromMesh.
*
@@ -79,18 +79,26 @@ typedef struct BVHTreeFromMesh {
*
* free_bvhtree_from_mesh should be called when the tree is no longer needed.
*/
BVHTree *bvhtree_from_mesh_verts(struct BVHTreeFromMesh *data, struct DerivedMesh *mesh, float epsilon, int tree_type, int axis);
BVHTree *bvhtree_from_mesh_verts_ex(struct BVHTreeFromMesh *data, struct MVert *vert, const int numVerts,
const bool vert_allocated, BLI_bitmap *mask, int numVerts_active,
float epsilon, int tree_type, int axis);
BVHTree *bvhtree_from_mesh_verts(
struct BVHTreeFromMesh *data, struct DerivedMesh *mesh, float epsilon, int tree_type, int axis);
BVHTree *bvhtree_from_mesh_verts_ex(
struct BVHTreeFromMesh *data, struct MVert *vert, const int numVerts,
const bool vert_allocated, BLI_bitmap *mask, int numVerts_active,
float epsilon, int tree_type, int axis);
BVHTree *bvhtree_from_mesh_edges(struct BVHTreeFromMesh *data, struct DerivedMesh *mesh, float epsilon, int tree_type, int axis);
BVHTree *bvhtree_from_mesh_edges(
struct BVHTreeFromMesh *data, struct DerivedMesh *mesh,
float epsilon, int tree_type, int axis);
BVHTree *bvhtree_from_mesh_faces(struct BVHTreeFromMesh *data, struct DerivedMesh *mesh, float epsilon, int tree_type, int axis);
BVHTree *bvhtree_from_mesh_faces_ex(struct BVHTreeFromMesh *data, struct MVert *vert, const bool vert_allocated,
struct MFace *face, const int numFaces, const bool face_allocated,
BLI_bitmap *mask, int numFaces_active,
float epsilon, int tree_type, int axis);
BVHTree *bvhtree_from_mesh_faces(
struct BVHTreeFromMesh *data, struct DerivedMesh *mesh, float epsilon,
int tree_type, int axis);
BVHTree *bvhtree_from_mesh_faces_ex(
struct BVHTreeFromMesh *data,
struct MVert *vert, const bool vert_allocated,
struct MFace *face, const int numFaces, const bool face_allocated,
BLI_bitmap *mask, int numFaces_active,
float epsilon, int tree_type, int axis);
/*
* Frees data allocated by a call to bvhtree_from_mesh_*.

45
source/blender/blenkernel/intern/bvhutils.c
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@@ -84,8 +84,8 @@ static float sphereray_tri_intersection(const BVHTreeRay *ray, float radius, con
static void mesh_faces_nearest_point(void *userdata, int index, const float co[3], BVHTreeNearest *nearest)
{
const BVHTreeFromMesh *data = (BVHTreeFromMesh *) userdata;
MVert *vert = data->vert;
MFace *face = data->face + index;
const MVert *vert = data->vert;
const MFace *face = data->face + index;
const float *t0, *t1, *t2, *t3;
t0 = vert[face->v1].co;
@@ -148,8 +148,8 @@ static void editmesh_faces_nearest_point(void *userdata, int index, const float
static void mesh_faces_spherecast(void *userdata, int index, const BVHTreeRay *ray, BVHTreeRayHit *hit)
{
const BVHTreeFromMesh *data = (BVHTreeFromMesh *) userdata;
MVert *vert = data->vert;
MFace *face = data->face + index;
const MVert *vert = data->vert;
const MFace *face = &data->face[index];
const float *t0, *t1, *t2, *t3;
t0 = vert[face->v1].co;
@@ -217,8 +217,8 @@ static void editmesh_faces_spherecast(void *userdata, int index, const BVHTreeRa
static void mesh_edges_nearest_point(void *userdata, int index, const float co[3], BVHTreeNearest *nearest)
{
const BVHTreeFromMesh *data = (BVHTreeFromMesh *) userdata;
MVert *vert = data->vert;
MEdge *edge = data->edge + index;
const MVert *vert = data->vert;
const MEdge *edge = data->edge + index;
float nearest_tmp[3], dist_sq;
const float *t0, *t1;
@@ -262,7 +262,7 @@ static void mesh_verts_spherecast_do(
static void mesh_verts_spherecast(void *userdata, int index, const BVHTreeRay *ray, BVHTreeRayHit *hit)
{
const BVHTreeFromMesh *data = (BVHTreeFromMesh *)userdata;
float *v = data->vert[index].co;
const float *v = data->vert[index].co;
mesh_verts_spherecast_do(data, index, v, ray, hit);
}
@@ -272,8 +272,8 @@ static void mesh_verts_spherecast(void *userdata, int index, const BVHTreeRay *r
static void mesh_edges_spherecast(void *userdata, int index, const BVHTreeRay *ray, BVHTreeRayHit *hit)
{
const BVHTreeFromMesh *data = (BVHTreeFromMesh *)userdata;
MVert *vert = data->vert;
MEdge *edge = &data->edge[index];
const MVert *vert = data->vert;
const MEdge *edge = &data->edge[index];
const float radius_sq = SQUARE(data->sphere_radius);
float dist;
@@ -624,10 +624,11 @@ static BVHTree *bvhtree_from_mesh_faces_create_tree(float epsilon, int tree_type
return tree;
}
static void bvhtree_from_mesh_faces_setup_data(BVHTreeFromMesh *data, BVHTree *tree, const bool is_cached,
float epsilon, BMEditMesh *em,
MVert *vert, const bool vert_allocated,
MFace *face, const bool face_allocated)
static void bvhtree_from_mesh_faces_setup_data(
BVHTreeFromMesh *data, BVHTree *tree, const bool is_cached,
float epsilon, BMEditMesh *em,
MVert *vert, const bool vert_allocated,
MFace *face, const bool face_allocated)
{
memset(data, 0, sizeof(*data));
data->em_evil = em;
@@ -727,12 +728,14 @@ BVHTree *bvhtree_from_mesh_faces(BVHTreeFromMesh *data, DerivedMesh *dm, float e
* \param mask if not null, true elements give which faces to add to BVH tree.
* \param numFaces_active if >= 0, number of active faces to add to BVH tree (else will be computed from mask).
*/
BVHTree *bvhtree_from_mesh_faces_ex(BVHTreeFromMesh *data, MVert *vert, const bool vert_allocated,
MFace *face, const int numFaces, const bool face_allocated,
BLI_bitmap *mask, int numFaces_active, float epsilon, int tree_type, int axis)
BVHTree *bvhtree_from_mesh_faces_ex(
BVHTreeFromMesh *data, MVert *vert, const bool vert_allocated,
MFace *face, const int numFaces, const bool face_allocated,
BLI_bitmap *mask, int numFaces_active, float epsilon, int tree_type, int axis)
{
BVHTree *tree = bvhtree_from_mesh_faces_create_tree(epsilon, tree_type, axis, NULL, vert, face, numFaces,
mask, numFaces_active);
BVHTree *tree = bvhtree_from_mesh_faces_create_tree(
epsilon, tree_type, axis, NULL, vert, face, numFaces,
mask, numFaces_active);
/* Setup BVHTreeFromMesh */
bvhtree_from_mesh_faces_setup_data(data, tree, false, epsilon, NULL, vert, vert_allocated, face, face_allocated);
@@ -749,13 +752,13 @@ void free_bvhtree_from_mesh(struct BVHTreeFromMesh *data)
}
if (data->vert_allocated) {
MEM_freeN(data->vert);
MEM_freeN((void *)data->vert);
}
if (data->edge_allocated) {
MEM_freeN(data->edge);
MEM_freeN((void *)data->edge);
}
if (data->face_allocated) {
MEM_freeN(data->face);
MEM_freeN((void *)data->face);
}
memset(data, 0, sizeof(*data));

8
source/blender/blenkernel/intern/dynamicpaint.c
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@@ -2894,8 +2894,8 @@ static void dynamicPaint_doMaterialTex(BrushMaterials *bMats, float color[3], fl
static void mesh_faces_spherecast_dp(void *userdata, int index, const BVHTreeRay *ray, BVHTreeRayHit *hit)
{
const BVHTreeFromMesh *data = (BVHTreeFromMesh *) userdata;
MVert *vert = data->vert;
MFace *face = data->face + index;
const MVert *vert = data->vert;
const MFace *face = data->face + index;
short quad = 0;
const float *t0, *t1, *t2, *t3;
@@ -2930,8 +2930,8 @@ static void mesh_faces_spherecast_dp(void *userdata, int index, const BVHTreeRay
static void mesh_faces_nearest_point_dp(void *userdata, int index, const float co[3], BVHTreeNearest *nearest)
{
const BVHTreeFromMesh *data = (BVHTreeFromMesh *) userdata;
MVert *vert = data->vert;
MFace *face = data->face + index;
const MVert *vert = data->vert;
const MFace *face = data->face + index;
short quad = 0;
const float *t0, *t1, *t2, *t3;