source/blender/bmesh/operators/triangulateop.c

   1 #include "MEM_guardedalloc.h"
   2
   3 #include "BKE_utildefines.h"
   4
   5 #include "bmesh.h"
   6 #include "bmesh_private.h"
   7 #include "BLI_arithb.h"
   8
   9 #include <stdio.h>
  10 #include <stdlib.h>
  11 #include <string.h>
  12
  13 #define EDGE_NEW        1
  14 #define FACE_NEW        1
  15
  16 void triangulate_exec(BMesh *bmesh, BMOperator *op)
  17 {
  18         BMOpSlot *finput;
  19         BMFace *face;
  20         float (*projectverts)[3] = NULL;
  21         V_DECLARE(projectverts);
  22         void *projverts;
  23         int i, lastlen=0, count = 0;
  24
  25         finput = BMO_GetSlot(op, BMOP_ESUBDIVIDE_EDGES);
  26
  27         for (i=0; i<finput->len; i++) {
  28                 face = ((BMFace**)finput->data.p)[i];
  29
  30                 if (lastlen < face->len) {
  31                         V_RESET(projectverts);
  32                         for (lastlen=0; lastlen<face->len; lastlen++) {
  33                                 V_GROW(projectverts);
  34                                 V_GROW(projectverts);
  35                                 V_GROW(projectverts);
  36                         }
  37                 }
  38
  39                 BM_Triangulate_Face(bmesh, face, projectverts, EDGE_NEW, FACE_NEW);
  40
  41                 if (projverts != projectverts) MEM_freeN(projverts);
  42         }
  43
  44         BMO_Flag_To_Slot(bmesh, op, BMOP_TRIANG_NEW_EDGES, EDGE_NEW, BM_EDGE);
  45         BMO_Flag_To_Slot(bmesh, op, BMOP_TRIANG_NEW_FACES, FACE_NEW, BM_FACE);
  46 }