diff options
author | Hans Goudey <h.goudey@me.com> | 2020-07-30 07:45:31 +0300 |
---|---|---|
committer | Campbell Barton <ideasman42@gmail.com> | 2020-07-30 07:54:39 +0300 |
commit | 5893a1562fdb48d636731425a114b58e9bd9ab72 (patch) | |
tree | 5454b3b45f838061d34278a41a18d6181146b148 /source/blender/blenkernel/intern/curve.c | |
parent | 24d035b383c416e80f70d21a46d62e1f62736c4a (diff) |
Cleanup: split curve bevel into separate file
Diffstat (limited to 'source/blender/blenkernel/intern/curve.c')
-rw-r--r-- | source/blender/blenkernel/intern/curve.c | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/source/blender/blenkernel/intern/curve.c b/source/blender/blenkernel/intern/curve.c index fb424b2d859..acc3c52c08c 100644 --- a/source/blender/blenkernel/intern/curve.c +++ b/source/blender/blenkernel/intern/curve.c @@ -1726,205 +1726,6 @@ static void forward_diff_bezier_cotangent(const float p0[3], } } -/* ***************** BEVEL ****************** */ - -void BKE_curve_bevel_make(Object *ob, ListBase *disp) -{ - DispList *dl, *dlnew; - Curve *bevcu, *cu; - float *fp, facx, facy, angle, dangle; - int nr, a; - - cu = ob->data; - BLI_listbase_clear(disp); - - /* if a font object is being edited, then do nothing */ - // XXX if ( ob == obedit && ob->type == OB_FONT ) return; - - if (cu->bevobj) { - if (cu->bevobj->type != OB_CURVE) { - return; - } - - bevcu = cu->bevobj->data; - if (bevcu->ext1 == 0.0f && bevcu->ext2 == 0.0f) { - ListBase bevdisp = {NULL, NULL}; - facx = cu->bevobj->scale[0]; - facy = cu->bevobj->scale[1]; - - if (cu->bevobj->runtime.curve_cache) { - dl = cu->bevobj->runtime.curve_cache->disp.first; - } - else { - BLI_assert(cu->bevobj->runtime.curve_cache != NULL); - dl = NULL; - } - - while (dl) { - if (ELEM(dl->type, DL_POLY, DL_SEGM)) { - dlnew = MEM_mallocN(sizeof(DispList), "makebevelcurve1"); - *dlnew = *dl; - dlnew->verts = MEM_malloc_arrayN( - dl->parts * dl->nr, 3 * sizeof(float), "makebevelcurve1"); - memcpy(dlnew->verts, dl->verts, 3 * sizeof(float) * dl->parts * dl->nr); - - if (dlnew->type == DL_SEGM) { - dlnew->flag |= (DL_FRONT_CURVE | DL_BACK_CURVE); - } - - BLI_addtail(disp, dlnew); - fp = dlnew->verts; - nr = dlnew->parts * dlnew->nr; - while (nr--) { - fp[2] = fp[1] * facy; - fp[1] = -fp[0] * facx; - fp[0] = 0.0; - fp += 3; - } - } - dl = dl->next; - } - - BKE_displist_free(&bevdisp); - } - } - else if (cu->ext1 == 0.0f && cu->ext2 == 0.0f) { - /* pass */ - } - else if (cu->ext2 == 0.0f) { - dl = MEM_callocN(sizeof(DispList), "makebevelcurve2"); - dl->verts = MEM_malloc_arrayN(2, sizeof(float[3]), "makebevelcurve2"); - BLI_addtail(disp, dl); - dl->type = DL_SEGM; - dl->parts = 1; - dl->flag = DL_FRONT_CURVE | DL_BACK_CURVE; - dl->nr = 2; - - fp = dl->verts; - fp[0] = fp[1] = 0.0; - fp[2] = -cu->ext1; - fp[3] = fp[4] = 0.0; - fp[5] = cu->ext1; - } - else if ((cu->flag & (CU_FRONT | CU_BACK)) == 0 && cu->ext1 == 0.0f) { - /* We make a full round bevel in that case. */ - - nr = 4 + 2 * cu->bevresol; - - dl = MEM_callocN(sizeof(DispList), "makebevelcurve p1"); - dl->verts = MEM_malloc_arrayN(nr, sizeof(float[3]), "makebevelcurve p1"); - BLI_addtail(disp, dl); - dl->type = DL_POLY; - dl->parts = 1; - dl->flag = DL_BACK_CURVE; - dl->nr = nr; - - /* a circle */ - fp = dl->verts; - dangle = (2.0f * (float)M_PI / (nr)); - angle = -(nr - 1) * dangle; - - for (a = 0; a < nr; a++) { - fp[0] = 0.0; - fp[1] = (cosf(angle) * (cu->ext2)); - fp[2] = (sinf(angle) * (cu->ext2)) - cu->ext1; - angle += dangle; - fp += 3; - } - } - else { - /* The general case for nonzero extrusion or an incomplete loop. */ - dl = MEM_callocN(sizeof(DispList), "makebevelcurve"); - if ((cu->flag & (CU_FRONT | CU_BACK)) == 0) { - /* The full loop. */ - nr = 4 * cu->bevresol + 6; - dl->flag = DL_FRONT_CURVE | DL_BACK_CURVE; - } - else if ((cu->flag & CU_FRONT) && (cu->flag & CU_BACK)) { - /* Half the loop. */ - nr = 2 * (cu->bevresol + 1) + ((cu->ext1 == 0.0f) ? 1 : 2); - dl->flag = DL_FRONT_CURVE | DL_BACK_CURVE; - } - else { - /* One quarter of the loop (just front or back). */ - nr = (cu->ext1 == 0.0f) ? cu->bevresol + 2 : cu->bevresol + 3; - dl->flag = (cu->flag & CU_FRONT) ? DL_FRONT_CURVE : DL_BACK_CURVE; - } - - dl->verts = MEM_malloc_arrayN(nr, sizeof(float[3]), "makebevelcurve"); - BLI_addtail(disp, dl); - /* Use a different type depending on whether the loop is complete or not. */ - dl->type = ((cu->flag & (CU_FRONT | CU_BACK)) == 0) ? DL_POLY : DL_SEGM; - dl->parts = 1; - dl->nr = nr; - - fp = dl->verts; - dangle = (float)M_PI_2 / (cu->bevresol + 1); - angle = 0.0; - - /* Build the back section. */ - if (cu->flag & CU_BACK || !(cu->flag & CU_FRONT)) { - angle = (float)M_PI_2 * 3.0f; - for (a = 0; a < cu->bevresol + 2; a++) { - fp[0] = 0.0; - fp[1] = (float)(cosf(angle) * (cu->ext2)); - fp[2] = (float)(sinf(angle) * (cu->ext2)) - cu->ext1; - angle += dangle; - fp += 3; - } - if ((cu->ext1 != 0.0f) && !(cu->flag & CU_FRONT) && (cu->flag & CU_BACK)) { - /* Add the extrusion if we're only building the back. */ - fp[0] = 0.0; - fp[1] = cu->ext2; - fp[2] = cu->ext1; - } - } - - /* Build the front section. */ - if (cu->flag & CU_FRONT || !(cu->flag & CU_BACK)) { - if ((cu->ext1 != 0.0f) && !(cu->flag & CU_BACK) && (cu->flag & CU_FRONT)) { - /* Add the extrusion if we're only building the back. */ - fp[0] = 0.0; - fp[1] = cu->ext2; - fp[2] = -cu->ext1; - fp += 3; - } - /* Don't duplicate the last back vertex. */ - angle = (cu->ext1 == 0.0f && (cu->flag & CU_BACK)) ? dangle : 0; - int front_len = (cu->ext1 == 0.0f && ((cu->flag & CU_BACK) || !(cu->flag & CU_FRONT))) ? - cu->bevresol + 1 : - cu->bevresol + 2; - for (a = 0; a < front_len; a++) { - fp[0] = 0.0; - fp[1] = (float)(cosf(angle) * (cu->ext2)); - fp[2] = (float)(sinf(angle) * (cu->ext2)) + cu->ext1; - angle += dangle; - fp += 3; - } - } - - /* Build the other half only if we're building the full loop. */ - if (!(cu->flag & (CU_FRONT | CU_BACK))) { - for (a = 0; a < cu->bevresol + 1; a++) { - fp[0] = 0.0; - fp[1] = (float)(cosf(angle) * (cu->ext2)); - fp[2] = (float)(sinf(angle) * (cu->ext2)) + cu->ext1; - angle += dangle; - fp += 3; - } - - angle = (float)M_PI; - for (a = 0; a < cu->bevresol + 1; a++) { - fp[0] = 0.0; - fp[1] = (float)(cosf(angle) * (cu->ext2)); - fp[2] = (float)(sinf(angle) * (cu->ext2)) - cu->ext1; - angle += dangle; - fp += 3; - } - } - } -} - static int cu_isectLL(const float v1[3], const float v2[3], const float v3[3], |