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Differential D14365 Diff 59272 source/blender/bmesh/operators/bmo_utils.c

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source/blender/bmesh/operators/bmo_utils.c

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void bmo_rotate_uvs_exec(BMesh *bm, BMOperator *op) void bmo_rotate_uvs_exec(BMesh *bm, BMOperator *op)
{ {
BMOIter fs_iter; /* selected faces iterator */ BMOIter fs_iter; /* selected faces iterator */
BMFace *fs; /* current face */ BMFace *fs; /* current face */
BMIter l_iter; /* iteration loop */ BMIter l_iter; /* iteration loop */
const bool use_ccw = BMO_slot_bool_get(op->slots_in, "use_ccw"); const bool use_ccw = BMO_slot_bool_get(op->slots_in, "use_ccw");
const int cd_loop_uv_offset = CustomData_get_offset(&bm->ldata, CD_MLOOPUV); const int cd_loop_uv_offset = CustomData_get_offset(&bm->ldata, CD_PROP_FLOAT2);
if (cd_loop_uv_offset != -1) { if (cd_loop_uv_offset != -1) {
BMO_ITER (fs, &fs_iter, op->slots_in, "faces", BM_FACE) { BMO_ITER (fs, &fs_iter, op->slots_in, "faces", BM_FACE) {
if (use_ccw == false) { /* same loops direction */ if (use_ccw == false) { /* same loops direction */
BMLoop *lf; /* current face loops */ BMLoop *lf; /* current face loops */
MLoopUV *f_luv; /* first face loop uv */ float *f_luv; /* first face loop uv */
float p_uv[2]; /* previous uvs */ float p_uv[2]; /* previous uvs */
float t_uv[2]; /* temp uvs */ float t_uv[2]; /* temp uvs */
int n = 0; int n = 0;
BM_ITER_ELEM (lf, &l_iter, fs, BM_LOOPS_OF_FACE) { BM_ITER_ELEM (lf, &l_iter, fs, BM_LOOPS_OF_FACE) {
/* current loop uv is the previous loop uv */ /* current loop uv is the previous loop uv */
MLoopUV *luv = BM_ELEM_CD_GET_VOID_P(lf, cd_loop_uv_offset); float *luv = BM_ELEM_CD_GET_FLOAT_P(lf, cd_loop_uv_offset);
if (n == 0) { if (n == 0) {
f_luv = luv; f_luv = luv;
copy_v2_v2(p_uv, luv->uv); copy_v2_v2(p_uv, luv);
} }
else { else {
copy_v2_v2(t_uv, luv->uv); copy_v2_v2(t_uv, luv);
copy_v2_v2(luv->uv, p_uv); copy_v2_v2(luv, p_uv);
copy_v2_v2(p_uv, t_uv); copy_v2_v2(p_uv, t_uv);
} }
n++; n++;
} }
copy_v2_v2(f_luv->uv, p_uv); copy_v2_v2(f_luv, p_uv);
} }
else { /* counter loop direction */ else { /* counter loop direction */
BMLoop *lf; /* current face loops */ BMLoop *lf; /* current face loops */
MLoopUV *p_luv; /* previous loop uv */ float *p_luv; /* previous loop uv */
MLoopUV *luv; float *luv;
float t_uv[2]; /* current uvs */ float t_uv[2]; /* current uvs */
int n = 0; int n = 0;
BM_ITER_ELEM (lf, &l_iter, fs, BM_LOOPS_OF_FACE) { BM_ITER_ELEM (lf, &l_iter, fs, BM_LOOPS_OF_FACE) {
/* previous loop uv is the current loop uv */ /* previous loop uv is the current loop uv */
luv = BM_ELEM_CD_GET_VOID_P(lf, cd_loop_uv_offset); luv = BM_ELEM_CD_GET_FLOAT_P(lf, cd_loop_uv_offset);
if (n == 0) { if (n == 0) {
p_luv = luv; p_luv = luv;
copy_v2_v2(t_uv, luv->uv); copy_v2_v2(t_uv, luv);
} }
else { else {
copy_v2_v2(p_luv->uv, luv->uv); copy_v2_v2(p_luv, luv);
p_luv = luv; p_luv = luv;
} }
n++; n++;
} }
copy_v2_v2(luv->uv, t_uv); copy_v2_v2(luv, t_uv);
} }
} }
} }
} }
/**************************************************************************** * /**************************************************************************** *
* Reverse UVs for a face * Reverse UVs for a face
**************************************************************************** */ **************************************************************************** */
static void bm_face_reverse_uvs(BMFace *f, const int cd_loop_uv_offset) static void bm_face_reverse_uvs(BMFace *f, const int cd_loop_uv_offset)
{ {
BMIter iter; BMIter iter;
BMLoop *l; BMLoop *l;
int i; int i;
float(*uvs)[2] = BLI_array_alloca(uvs, f->len); float(*uvs)[2] = BLI_array_alloca(uvs, f->len);
BM_ITER_ELEM_INDEX (l, &iter, f, BM_LOOPS_OF_FACE, i) { BM_ITER_ELEM_INDEX (l, &iter, f, BM_LOOPS_OF_FACE, i) {
MLoopUV *luv = BM_ELEM_CD_GET_VOID_P(l, cd_loop_uv_offset); float *luv = BM_ELEM_CD_GET_FLOAT_P(l, cd_loop_uv_offset);
copy_v2_v2(uvs[i], luv->uv); copy_v2_v2(uvs[i], luv);
} }
/* now that we have the uvs in the array, reverse! */ /* now that we have the uvs in the array, reverse! */
BM_ITER_ELEM_INDEX (l, &iter, f, BM_LOOPS_OF_FACE, i) { BM_ITER_ELEM_INDEX (l, &iter, f, BM_LOOPS_OF_FACE, i) {
/* current loop uv is the previous loop uv */ /* current loop uv is the previous loop uv */
MLoopUV *luv = BM_ELEM_CD_GET_VOID_P(l, cd_loop_uv_offset); float *luv = BM_ELEM_CD_GET_FLOAT_P(l, cd_loop_uv_offset);
copy_v2_v2(luv->uv, uvs[(f->len - i - 1)]); copy_v2_v2(luv, uvs[(f->len - i - 1)]);
} }
} }
void bmo_reverse_uvs_exec(BMesh *bm, BMOperator *op) void bmo_reverse_uvs_exec(BMesh *bm, BMOperator *op)
{ {
BMOIter iter; BMOIter iter;
BMFace *f; BMFace *f;
const int cd_loop_uv_offset = CustomData_get_offset(&bm->ldata, CD_MLOOPUV); const int cd_loop_uv_offset = CustomData_get_offset(&bm->ldata, CD_PROP_FLOAT2);
if (cd_loop_uv_offset != -1) { if (cd_loop_uv_offset != -1) {
BMO_ITER (f, &iter, op->slots_in, "faces", BM_FACE) { BMO_ITER (f, &iter, op->slots_in, "faces", BM_FACE) {
bm_face_reverse_uvs(f, cd_loop_uv_offset); bm_face_reverse_uvs(f, cd_loop_uv_offset);
} }
} }
} }
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