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path: root/source/blender/blenkernel/intern/displist.c
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Diffstat (limited to 'source/blender/blenkernel/intern/displist.c')
-rw-r--r--source/blender/blenkernel/intern/displist.c310
1 files changed, 149 insertions, 161 deletions
diff --git a/source/blender/blenkernel/intern/displist.c b/source/blender/blenkernel/intern/displist.c
index f5257eb12ab..5220d5be2ca 100644
--- a/source/blender/blenkernel/intern/displist.c
+++ b/source/blender/blenkernel/intern/displist.c
@@ -1290,20 +1290,18 @@ void BKE_displist_make_surf(Depsgraph *depsgraph,
BKE_nurbList_free(&nubase);
}
-static void rotateBevelPiece(Curve *cu,
- BevPoint *bevp,
- BevPoint *nbevp,
- DispList *dlb,
- float bev_blend,
- float widfac,
- float fac,
+static void rotateBevelPiece(const Curve *cu,
+ const BevPoint *bevp,
+ const BevPoint *nbevp,
+ const DispList *dlb,
+ const float bev_blend,
+ const float widfac,
+ const float radius_factor,
float **r_data)
{
- float *fp, *data = *r_data;
- int b;
-
- fp = dlb->verts;
- for (b = 0; b < dlb->nr; b++, fp += 3, data += 3) {
+ float *data = *r_data;
+ const float *fp = dlb->verts;
+ for (int b = 0; b < dlb->nr; b++, fp += 3, data += 3) {
if (cu->flag & CU_3D) {
float vec[3], quat[4];
@@ -1322,9 +1320,9 @@ static void rotateBevelPiece(Curve *cu,
mul_qt_v3(quat, vec);
- data[0] += fac * vec[0];
- data[1] += fac * vec[1];
- data[2] += fac * vec[2];
+ data[0] += radius_factor * vec[0];
+ data[1] += radius_factor * vec[1];
+ data[2] += radius_factor * vec[2];
}
else {
float sina, cosa;
@@ -1344,9 +1342,9 @@ static void rotateBevelPiece(Curve *cu,
cosa = nbevp->cosa * bev_blend + bevp->cosa * (1.0f - bev_blend);
}
- data[0] += fac * (widfac + fp[1]) * sina;
- data[1] += fac * (widfac + fp[1]) * cosa;
- data[2] += fac * fp[2];
+ data[0] += radius_factor * (widfac + fp[1]) * sina;
+ data[1] += radius_factor * (widfac + fp[1]) * cosa;
+ data[2] += radius_factor * fp[2];
}
}
@@ -1568,184 +1566,176 @@ static void do_makeDispListCurveTypes(Depsgraph *depsgraph,
curve_to_displist(cu, &nubase, dispbase, for_render);
}
else {
- float widfac = cu->width - 1.0f;
+ const float widfac = cu->width - 1.0f;
BevList *bl = ob->runtime.curve_cache->bev.first;
Nurb *nu = nubase.first;
for (; bl && nu; bl = bl->next, nu = nu->next) {
- DispList *dl;
float *data;
- int a;
-
- if (bl->nr) { /* blank bevel lists can happen */
- /* exception handling; curve without bevel or extrude, with width correction */
- if (BLI_listbase_is_empty(&dlbev)) {
- BevPoint *bevp;
- dl = MEM_callocN(sizeof(DispList), "makeDispListbev");
- dl->verts = MEM_mallocN(sizeof(float[3]) * bl->nr, "dlverts");
- BLI_addtail(dispbase, dl);
+ if (bl->nr == 0) { /* blank bevel lists can happen */
+ continue;
+ }
- if (bl->poly != -1) {
- dl->type = DL_POLY;
- }
- else {
- dl->type = DL_SEGM;
- }
+ /* exception handling; curve without bevel or extrude, with width correction */
+ if (BLI_listbase_is_empty(&dlbev)) {
+ DispList *dl = MEM_callocN(sizeof(DispList), "makeDispListbev");
+ dl->verts = MEM_mallocN(sizeof(float[3]) * bl->nr, "dlverts");
+ BLI_addtail(dispbase, dl);
- if (dl->type == DL_SEGM) {
- dl->flag = (DL_FRONT_CURVE | DL_BACK_CURVE);
- }
+ if (bl->poly != -1) {
+ dl->type = DL_POLY;
+ }
+ else {
+ dl->type = DL_SEGM;
+ dl->flag = (DL_FRONT_CURVE | DL_BACK_CURVE);
+ }
- dl->parts = 1;
- dl->nr = bl->nr;
- dl->col = nu->mat_nr;
- dl->charidx = nu->charidx;
+ dl->parts = 1;
+ dl->nr = bl->nr;
+ dl->col = nu->mat_nr;
+ dl->charidx = nu->charidx;
- /* dl->rt will be used as flag for render face and */
- /* CU_2D conflicts with R_NOPUNOFLIP */
- dl->rt = nu->flag & ~CU_2D;
+ /* dl->rt will be used as flag for render face and */
+ /* CU_2D conflicts with R_NOPUNOFLIP */
+ dl->rt = nu->flag & ~CU_2D;
- a = dl->nr;
- bevp = bl->bevpoints;
- data = dl->verts;
- while (a--) {
- data[0] = bevp->vec[0] + widfac * bevp->sina;
- data[1] = bevp->vec[1] + widfac * bevp->cosa;
- data[2] = bevp->vec[2];
- bevp++;
- data += 3;
- }
+ int a = dl->nr;
+ BevPoint *bevp = bl->bevpoints;
+ data = dl->verts;
+ while (a--) {
+ data[0] = bevp->vec[0] + widfac * bevp->sina;
+ data[1] = bevp->vec[1] + widfac * bevp->cosa;
+ data[2] = bevp->vec[2];
+ bevp++;
+ data += 3;
+ }
+ }
+ else {
+ ListBase bottom_capbase = {NULL, NULL};
+ ListBase top_capbase = {NULL, NULL};
+ float bottom_no[3] = {0.0f};
+ float top_no[3] = {0.0f};
+ float first_blend = 0.0f, last_blend = 0.0f;
+ int start, steps = 0;
+
+ if (nu->flagu & CU_NURB_CYCLIC) {
+ calc_bevfac_mapping_default(bl, &start, &first_blend, &steps, &last_blend);
}
else {
- DispList *dlb;
- ListBase bottom_capbase = {NULL, NULL};
- ListBase top_capbase = {NULL, NULL};
- float bottom_no[3] = {0.0f};
- float top_no[3] = {0.0f};
- float firstblend = 0.0f, lastblend = 0.0f;
- int i, start, steps = 0;
-
- if (nu->flagu & CU_NURB_CYCLIC) {
- calc_bevfac_mapping_default(bl, &start, &firstblend, &steps, &lastblend);
+ if (fabsf(cu->bevfac2 - cu->bevfac1) < FLT_EPSILON) {
+ continue;
}
- else {
- if (fabsf(cu->bevfac2 - cu->bevfac1) < FLT_EPSILON) {
- continue;
- }
- calc_bevfac_mapping(cu, bl, nu, &start, &firstblend, &steps, &lastblend);
- }
+ calc_bevfac_mapping(cu, bl, nu, &start, &first_blend, &steps, &last_blend);
+ }
- for (dlb = dlbev.first; dlb; dlb = dlb->next) {
- BevPoint *bevp_first, *bevp_last;
- BevPoint *bevp;
+ LISTBASE_FOREACH (DispList *, dlb, &dlbev) {
+ /* for each part of the bevel use a separate displblock */
+ DispList *dl = MEM_callocN(sizeof(DispList), "makeDispListbev1");
+ dl->verts = data = MEM_mallocN(sizeof(float[3]) * dlb->nr * steps, "dlverts");
+ BLI_addtail(dispbase, dl);
- /* for each part of the bevel use a separate displblock */
- dl = MEM_callocN(sizeof(DispList), "makeDispListbev1");
- dl->verts = data = MEM_mallocN(sizeof(float[3]) * dlb->nr * steps, "dlverts");
- BLI_addtail(dispbase, dl);
+ dl->type = DL_SURF;
- dl->type = DL_SURF;
+ dl->flag = dlb->flag & (DL_FRONT_CURVE | DL_BACK_CURVE);
+ if (dlb->type == DL_POLY) {
+ dl->flag |= DL_CYCL_U;
+ }
+ if ((bl->poly >= 0) && (steps > 2)) {
+ dl->flag |= DL_CYCL_V;
+ }
- dl->flag = dlb->flag & (DL_FRONT_CURVE | DL_BACK_CURVE);
- if (dlb->type == DL_POLY) {
- dl->flag |= DL_CYCL_U;
- }
- if ((bl->poly >= 0) && (steps > 2)) {
- dl->flag |= DL_CYCL_V;
- }
+ dl->parts = steps;
+ dl->nr = dlb->nr;
+ dl->col = nu->mat_nr;
+ dl->charidx = nu->charidx;
- dl->parts = steps;
- dl->nr = dlb->nr;
- dl->col = nu->mat_nr;
- dl->charidx = nu->charidx;
+ /* dl->rt will be used as flag for render face and */
+ /* CU_2D conflicts with R_NOPUNOFLIP */
+ dl->rt = nu->flag & ~CU_2D;
- /* dl->rt will be used as flag for render face and */
- /* CU_2D conflicts with R_NOPUNOFLIP */
- dl->rt = nu->flag & ~CU_2D;
+ dl->bevel_split = BLI_BITMAP_NEW(steps, "bevel_split");
- dl->bevel_split = BLI_BITMAP_NEW(steps, "bevel_split");
+ /* for each point of poly make a bevel piece */
+ BevPoint *bevp_first = bl->bevpoints;
+ BevPoint *bevp_last = &bl->bevpoints[bl->nr - 1];
+ BevPoint *bevp = &bl->bevpoints[start];
+ for (int i = start, a = 0; a < steps; i++, bevp++, a++) {
+ float radius_factor = 1.0;
+ float *cur_data = data;
- /* for each point of poly make a bevel piece */
- bevp_first = bl->bevpoints;
- bevp_last = &bl->bevpoints[bl->nr - 1];
- bevp = &bl->bevpoints[start];
- for (i = start, a = 0; a < steps; i++, bevp++, a++) {
- float fac = 1.0;
- float *cur_data = data;
+ if (cu->taperobj == NULL) {
+ radius_factor = bevp->radius;
+ }
+ else {
+ float taper_factor;
+ if (cu->flag & CU_MAP_TAPER) {
+ float len = (steps - 3) + first_blend + last_blend;
- if (cu->taperobj == NULL) {
- fac = bevp->radius;
- }
- else {
- float len, taper_fac;
-
- if (cu->flag & CU_MAP_TAPER) {
- len = (steps - 3) + firstblend + lastblend;
-
- if (a == 0) {
- taper_fac = 0.0f;
- }
- else if (a == steps - 1) {
- taper_fac = 1.0f;
- }
- else {
- taper_fac = ((float)a - (1.0f - firstblend)) / len;
- }
+ if (a == 0) {
+ taper_factor = 0.0f;
+ }
+ else if (a == steps - 1) {
+ taper_factor = 1.0f;
}
else {
- len = bl->nr - 1;
- taper_fac = (float)i / len;
-
- if (a == 0) {
- taper_fac += (1.0f - firstblend) / len;
- }
- else if (a == steps - 1) {
- taper_fac -= (1.0f - lastblend) / len;
- }
+ taper_factor = ((float)a - (1.0f - first_blend)) / len;
}
-
- fac = displist_calc_taper(depsgraph, scene, cu->taperobj, taper_fac);
- }
-
- if (bevp->split_tag) {
- BLI_BITMAP_ENABLE(dl->bevel_split, a);
- }
-
- /* rotate bevel piece and write in data */
- if ((a == 0) && (bevp != bevp_last)) {
- rotateBevelPiece(cu, bevp, bevp + 1, dlb, 1.0f - firstblend, widfac, fac, &data);
- }
- else if ((a == steps - 1) && (bevp != bevp_first)) {
- rotateBevelPiece(cu, bevp, bevp - 1, dlb, 1.0f - lastblend, widfac, fac, &data);
}
else {
- rotateBevelPiece(cu, bevp, NULL, dlb, 0.0f, widfac, fac, &data);
- }
+ float len = bl->nr - 1;
+ taper_factor = (float)i / len;
- if ((cu->flag & CU_FILL_CAPS) && !(nu->flagu & CU_NURB_CYCLIC)) {
- if (a == 1) {
- fillBevelCap(nu, dlb, cur_data - 3 * dlb->nr, &bottom_capbase);
- copy_v3_v3(bottom_no, bevp->dir);
+ if (a == 0) {
+ taper_factor += (1.0f - first_blend) / len;
}
- if (a == steps - 1) {
- fillBevelCap(nu, dlb, cur_data, &top_capbase);
- negate_v3_v3(top_no, bevp->dir);
+ else if (a == steps - 1) {
+ taper_factor -= (1.0f - last_blend) / len;
}
}
+
+ radius_factor = displist_calc_taper(depsgraph, scene, cu->taperobj, taper_factor);
}
- /* gl array drawing: using indices */
- displist_surf_indices(dl);
- }
+ if (bevp->split_tag) {
+ BLI_BITMAP_ENABLE(dl->bevel_split, a);
+ }
+
+ /* rotate bevel piece and write in data */
+ if ((a == 0) && (bevp != bevp_last)) {
+ rotateBevelPiece(
+ cu, bevp, bevp + 1, dlb, 1.0f - first_blend, widfac, radius_factor, &data);
+ }
+ else if ((a == steps - 1) && (bevp != bevp_first)) {
+ rotateBevelPiece(
+ cu, bevp, bevp - 1, dlb, 1.0f - last_blend, widfac, radius_factor, &data);
+ }
+ else {
+ rotateBevelPiece(cu, bevp, NULL, dlb, 0.0f, widfac, radius_factor, &data);
+ }
- if (bottom_capbase.first) {
- BKE_displist_fill(&bottom_capbase, dispbase, bottom_no, false);
- BKE_displist_fill(&top_capbase, dispbase, top_no, false);
- BKE_displist_free(&bottom_capbase);
- BKE_displist_free(&top_capbase);
+ if ((cu->flag & CU_FILL_CAPS) && !(nu->flagu & CU_NURB_CYCLIC)) {
+ if (a == 1) {
+ fillBevelCap(nu, dlb, cur_data - 3 * dlb->nr, &bottom_capbase);
+ copy_v3_v3(bottom_no, bevp->dir);
+ }
+ if (a == steps - 1) {
+ fillBevelCap(nu, dlb, cur_data, &top_capbase);
+ negate_v3_v3(top_no, bevp->dir);
+ }
+ }
}
+
+ /* gl array drawing: using indices */
+ displist_surf_indices(dl);
+ }
+
+ if (bottom_capbase.first) {
+ BKE_displist_fill(&bottom_capbase, dispbase, bottom_no, false);
+ BKE_displist_fill(&top_capbase, dispbase, top_no, false);
+ BKE_displist_free(&bottom_capbase);
+ BKE_displist_free(&top_capbase);
}
}
}
@@ -1761,9 +1751,7 @@ static void do_makeDispListCurveTypes(Depsgraph *depsgraph,
DEG_get_eval_flags_for_id(depsgraph, &ob->id) & DAG_EVAL_NEED_CURVE_PATH) {
calc_curvepath(ob, &nubase);
}
- }
- if (!for_orco) {
BKE_nurbList_duplicate(&ob->runtime.curve_cache->deformed_nurbs, &nubase);
curve_calc_modifiers_post(
depsgraph, scene, ob, &nubase, dispbase, r_final, for_render, force_mesh_conversion);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 05:45:57 +0300