Revision: 38598
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=38598
Author: campbellbarton
Date: 2011-07-22 01:21:20 +0000 (Fri, 22 Jul 2011)
Log Message:
-----------
patch [#28045] Straighten tool from Simple Todos
from Kyle Mills (khonkhortisan)
Modified Paths:
--------------
trunk/blender/source/blender/editors/uvedit/uvedit_ops.c
Modified: trunk/blender/source/blender/editors/uvedit/uvedit_ops.c
===================================================================
--- trunk/blender/source/blender/editors/uvedit/uvedit_ops.c 2011-07-22
00:34:03 UTC (rev 38597)
+++ trunk/blender/source/blender/editors/uvedit/uvedit_ops.c 2011-07-22
01:21:20 UTC (rev 38598)
@@ -1057,6 +1057,134 @@
}
}
+ if(tool == 's' || tool == 't' || tool == 'u') {
+ /* pass 1&2 variables */
+ int i, j;
+ int starttmpl= -1, connectedtostarttmpl, startcorner;
+ int endtmpl= -1, connectedtoendtmpl, endcorner;
+ MTFace *startface, *endface;
+ int itmpl, jtmpl;
+ EditVert *eve;
+ int pass; /* first 2 passes find endpoints, 3rd pass moves
middle points, 4th pass is fail-on-face-selected */
+ EditFace *startefa, *endefa;
+
+ /* pass 3 variables */
+ float startx, starty, firstm, firstb, midx, midy;
+ float endx, endy, secondm, secondb, midmovedx, midmovedy;
+ float IsVertical_check= -1;
+ float IsHorizontal_check= -1;
+
+ for(i= 0, eve= em->verts.first; eve; eve= eve->next, i++) /*
give each point a unique name */
+ eve->tmp.l= i;
+ for(pass= 1; pass <= 3; pass++) { /* do this for each endpoint
*/
+ if(pass == 3){ /* calculate */
+ startx= startface->uv[startcorner][0];
+ starty= startface->uv[startcorner][1];
+ endx= endface->uv[endcorner][0];
+ endy= endface->uv[endcorner][1];
+ firstm= (endy-starty)/(endx-startx);
+ firstb= starty-(firstm*startx);
+ secondm= -1.0f/firstm;
+ if(startx == endx) IsVertical_check= startx;
+ if(starty == endy) IsHorizontal_check= starty;
+ }
+ for(efa= em->faces.first; efa; efa= efa->next) { /* for
each face */
+ tf= CustomData_em_get(&em->fdata, efa->data,
CD_MTFACE); /* get face */
+ if(uvedit_face_visible(scene, ima, efa, tf)) {
/* if you can see it */
+ if(uvedit_face_selected(scene, efa,
tf)) { /* if the face is selected, get out now! */
+ pass= 4;
+ break;
+ }
+ for(i= 0; (i < 3 || (i == 3 &&
efa->v4)); i++) { /* for each point of the face */
+ itmpl= (*(&efa->v1 +
i))->tmp.l; /* get unique name for points */
+ if(pass == 3) { /* move */
+
if(uvedit_uv_selected(scene, efa, tf, i)) {
+ if(!(itmpl ==
starttmpl || itmpl == endtmpl)) {
+
if(IsVertical_check != -1) tf->uv[i][0]= IsVertical_check;
+
if(IsHorizontal_check != -1) tf->uv[i][1]= IsHorizontal_check;
+
if((IsVertical_check == -1) && (IsHorizontal_check == -1)) {
+
midx= tf->uv[i][0];
+
midy= tf->uv[i][1];
+
if(tool == 's') {
+
secondb= midy-(secondm*midx);
+
midmovedx= (secondb-firstb)/(firstm-secondm);
+
midmovedy= (secondm*midmovedx)+secondb;
+
tf->uv[i][0]= midmovedx;
+
tf->uv[i][1]= midmovedy;
+
}
+
else if(tool == 't') {
+
tf->uv[i][0]= (midy-firstb)/firstm; /* midmovedx */
+
}
+
else if(tool == 'u') {
+
tf->uv[i][1]= (firstm*midx)+firstb; /* midmovedy */
+
}
+ }
+ }
+ }
+ }
+ else {
+ for(j= 0; (j < 3 || (j
== 3 && efa->v4)); j++) { /* also for each point on the face */
+ jtmpl=
(*(&efa->v1 + j))->tmp.l;
+ if(i != j &&
(!efa->v4 || ABS(i-j) != 2)) { /* if the points are connected */
+ /* quad
(0,1,2,3) 0,1 0,3 1,0 1,2 2,1 2,3 3,0 3,2
+ *
triangle (0,1,2) 0,1 0,2 1,0 1,2 2,0 2,1 */
+
if(uvedit_uv_selected(scene, efa, tf, i) && uvedit_uv_selected(scene, efa, tf,
j)) {
+
/* if the edge is selected */
+
if(pass == 1) { /* if finding first endpoint */
+
if(starttmpl == -1) { /* if the first endpoint isn't found yet */
+
starttmpl= itmpl; /* set unique name for endpoint */
+
connectedtostarttmpl= jtmpl;
+
/* get point that endpoint is connected to */
+
startface= tf; /* get face it's on */
+
startcorner= i; /* what corner of the face? */
+
startefa= efa;
+
efa= em->faces.first;
+
tf= CustomData_em_get(&em->fdata, efa->data, CD_MTFACE);
+
i= -1;
+
break;
+
}
+
if(starttmpl == itmpl && jtmpl != connectedtostarttmpl) {
+
starttmpl= -1; /* not an endpoint */
+
efa= startefa;
+
tf= CustomData_em_get(&em->fdata, efa->data, CD_MTFACE);
+
i= startcorner;
+
break;
+
}
+
}
+
else if(pass == 2) { /* if finding second endpoint */
+
if(endtmpl == -1 && itmpl != starttmpl) {
+
endtmpl= itmpl;
+
connectedtoendtmpl= jtmpl;
+
endface= tf;
+
endcorner= i;
+
endefa= efa;
+
efa= em->faces.first;
+
tf= CustomData_em_get(&em->fdata, efa->data, CD_MTFACE);
+
i= -1;
+
break;
+
}
+
if(endtmpl == itmpl && jtmpl != connectedtoendtmpl) {
+
endtmpl= -1;
+
efa= endefa;
+
tf= CustomData_em_get(&em->fdata, efa->data, CD_MTFACE);
+
i= endcorner;
+
break;
+
}
+
}
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ if(pass == 2 && (starttmpl == -1 || endtmpl == -1)) {
+ /* if endpoints aren't found */
+ pass=4;
+ }
+ }
+ }
+
uvedit_live_unwrap_update(sima, scene, obedit);
DAG_id_tag_update(obedit->data, 0);
WM_event_add_notifier(C, NC_GEOM|ND_DATA, obedit->data);
@@ -1074,6 +1202,9 @@
static void UV_OT_align(wmOperatorType *ot)
{
static EnumPropertyItem axis_items[] = {
+ {'s', "ALIGN_S", 0, "Straighten", "Align UVs along the line
defined by the endpoints"},
+ {'t', "ALIGN_T", 0, "Straighten X", "Align UVs along the line
defined by the endpoints along the X axis"},
+ {'u', "ALIGN_U", 0, "Straighten Y", "Align UVs along the line
defined by the endpoints along the Y axis"},
{'a', "ALIGN_AUTO", 0, "Align Auto", "Automatically choose the
axis on which there is most alignment already"},
{'x', "ALIGN_X", 0, "Align X", "Align UVs on X axis"},
{'y', "ALIGN_Y", 0, "Align Y", "Align UVs on Y axis"},
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