[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [37957] branches/soc-2011-radish/source/ blender: Made multi-paint change the weight values based on the artist' s suggestion.
Jason Hays
jason_hays22 at mymail.eku.edu
Wed Jun 29 20:20:40 CEST 2011
Revision: 37957
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=37957
Author: jason_hays22
Date: 2011-06-29 18:20:39 +0000 (Wed, 29 Jun 2011)
Log Message:
-----------
Made multi-paint change the weight values based on the artist's suggestion.
+ fixed a huge problem with reseting the weights while using multi-paint.
Modified Paths:
--------------
branches/soc-2011-radish/source/blender/blenkernel/intern/DerivedMesh.c
branches/soc-2011-radish/source/blender/editors/sculpt_paint/paint_vertex.c
Modified: branches/soc-2011-radish/source/blender/blenkernel/intern/DerivedMesh.c
===================================================================
--- branches/soc-2011-radish/source/blender/blenkernel/intern/DerivedMesh.c 2011-06-29 18:17:49 UTC (rev 37956)
+++ branches/soc-2011-radish/source/blender/blenkernel/intern/DerivedMesh.c 2011-06-29 18:20:39 UTC (rev 37957)
@@ -1614,25 +1614,16 @@
int i;
char make_black = FALSE;
char was_a_nonzero = FALSE;
- char actdef_nonzero = FALSE;
if (me->dvert) {
for (i=0; i<me->dvert[vert].totweight; i++) {
// Jason was here
if(multipaint && selected > 1) {
if(dg_flags[me->dvert[vert].dw[i].def_nr]) {
- if(ob->actdef-1 == me->dvert[vert].dw[i].def_nr) {
- if (me->dvert[vert].dw[i].weight == 0) {
- //make_black = TRUE;
- break;
- }
- actdef_nonzero = TRUE;
- }
if(me->dvert[vert].dw[i].weight) {
input+=me->dvert[vert].dw[i].weight;
was_a_nonzero = TRUE;
}
-
}
// TODO unselected non-bone groups should not be involved in this sum
else if(auto_normalize) {
@@ -1648,7 +1639,7 @@
/*if(input == 1.0f && auto_normalize && !unsel_sum) {
make_black = TRUE;
} else */
- if(!(was_a_nonzero && actdef_nonzero)) {
+ if(!was_a_nonzero) {
make_black = TRUE;
} else if (!auto_normalize){
input /= selected;
Modified: branches/soc-2011-radish/source/blender/editors/sculpt_paint/paint_vertex.c
===================================================================
--- branches/soc-2011-radish/source/blender/editors/sculpt_paint/paint_vertex.c 2011-06-29 18:17:49 UTC (rev 37956)
+++ branches/soc-2011-radish/source/blender/editors/sculpt_paint/paint_vertex.c 2011-06-29 18:20:39 UTC (rev 37957)
@@ -792,7 +792,7 @@
return alpha;
}
-static void wpaint_blend(VPaint *wp, MDeformWeight *dw, MDeformWeight *uw, float alpha, float paintval, int flip)
+static void wpaint_blend(VPaint *wp, MDeformWeight *dw, MDeformWeight *uw, float alpha, float paintval, int flip, int multipaint)
{
Brush *brush = paint_brush(&wp->paint);
int tool = brush->vertexpaint_tool;
@@ -859,15 +859,16 @@
testw = uw->weight;
}
//CLAMP(testw, 0.0f, 1.0f);
-
- if( testw<uw->weight ) {
- if(dw->weight < testw) dw->weight= testw;
- else if(dw->weight > uw->weight) dw->weight= uw->weight;
+ if(!multipaint) {
+ if( testw<uw->weight ) {
+ if(dw->weight < testw) dw->weight= testw;
+ else if(dw->weight > uw->weight) dw->weight= uw->weight;
+ }
+ else {
+ if(dw->weight > testw) dw->weight= testw;
+ else if(dw->weight < uw->weight) dw->weight= uw->weight;
+ }
}
- else {
- if(dw->weight > testw) dw->weight= testw;
- else if(dw->weight < uw->weight) dw->weight= uw->weight;
- }
}
}
@@ -1205,6 +1206,9 @@
if(val > 1) {
change = 1.0f/dw->weight;
}
+ if(val <= 0) {
+ return;
+ }
}
}
}
@@ -1365,22 +1369,27 @@
MEM_freeN(change_status);
}
/*Jason*/
-static float get_mp_change(MDeformVert *odv, char *selection, float oldw, float neww) {
- if(oldw) {
- return neww/oldw;
+static float get_mp_change(MDeformVert *odv, char *selection, float brush_change) {
+ float selwsum = 0.0f;
+ int i;
+ MDeformWeight *dw;
+ for(i=0; i < odv->totweight; i++) {
+ if(selection[(dw = (odv->dw+i))->def_nr]) {
+ selwsum += dw->weight;
+ }
}
- return 0;
+ if(selwsum && selwsum+brush_change > 0) {
+ return (selwsum+brush_change)/selwsum;
+ }
+ return 0.0f;
}
/*Jason*/
-/*static void reset_to_prev(VPaint *wv, MDeformVert *dv, int vgroup) {
+static void reset_to_prev(MDeformVert *wv, MDeformVert *dv) {
int i;
MDeformWeight *d;
MDeformWeight *w;
for(i = 0; i < dv->totweight; i++) {
d = dv->dw+i;
- if(d->def_nr == vgroup) {
- continue;
- }
w = defvert_find_index(wv, d->def_nr);
if(w) {
d->weight = w->weight;
@@ -1388,7 +1397,7 @@
d->weight = 0;
}
}
-}*/
+}
/* Jason */
static void clamp_weights(MDeformVert *dvert) {
int i;
@@ -1398,23 +1407,23 @@
}
/*Jason*/
/* fresh start to make multi-paint and locking modular */
-static void apply_mp_lcks_normalize(Object *ob, Mesh *me, int index, MDeformWeight *dw, int defcnt, float oldw, float neww, char *selection, int selected, char *bone_groups, char *validmap, char *flags, int multipaint) {
+static void apply_mp_lcks_normalize(Object *ob, Mesh *me, int index, MDeformWeight *dw, int defcnt, float change, float oldw, float neww, char *selection, int selected, char *bone_groups, char *validmap, char *flags, int multipaint) {
MDeformVert *dvert = me->dvert+index;
MDeformVert *dv = MEM_mallocN(sizeof (*(me->dvert+index)), "oldMDeformVert");
- float change = 0.0f;
+ //float change = 0.0f;
int i;
- dw->weight = oldw;
-
+
dv->dw= MEM_dupallocN(dvert->dw);
dv->flag = dvert->flag;
dv->totweight = dvert->totweight;
if(!flags || flags && !has_locked_group_selected(defcnt, selection, flags) && !flags[dw->def_nr]) {// !flags[dw->def_nr] helps if nothing is selected, but active group is locked
- if(multipaint && selected > 1 && (change = get_mp_change(dv, selection, oldw, neww)) && change!=1) {
- multipaint_selection(dvert, change, selection, defcnt);
+ if(multipaint && selected > 1) {
+ if(change && change!=1) {
+ multipaint_selection(dvert, change, selection, defcnt);
+ }
} else {
dw->weight = neww;
- change = 0.0f;
}
}
clamp_weights(me->dvert+index);
@@ -1463,6 +1472,17 @@
}
return cnt;
}
+static int get_first_selected_nonzero_weight(MDeformVert *dvert, char *selection) {
+ int i;
+ MDeformWeight *dw;
+ for(i=0; i< dvert->totweight; i++) {
+ dw = dvert->dw+i;
+ if(selection[dw->def_nr] && dw->weight > 0) {
+ return i;
+ }
+ }
+ return -1;
+}
// Jason
static char *wpaint_make_validmap(Object *ob);
@@ -1471,7 +1491,7 @@
int vgroup_mirror, char *validmap, int multipaint)
{
Mesh *me= ob->data;
- MDeformWeight *dw, *uw;
+ MDeformWeight *dw, *uw, *tdw, *tuw;
int vgroup= ob->actdef-1;
/* Jason was here */
@@ -1481,7 +1501,9 @@
int selected;
float oldw;
float neww;
+ float testw;
int defcnt;
+ float change = 0;
int i;
if(validmap) {
bone_groups = validmap;
@@ -1508,16 +1530,47 @@
}
oldw = dw->weight;
- wpaint_blend(wp, dw, uw, alpha, paintweight, flip);
+ wpaint_blend(wp, dw, uw, alpha, paintweight, flip, multipaint && selected >1);
neww = dw->weight;
+ dw->weight = oldw;
if(selected > 1 && multipaint) {
- if(!oldw || neww <= 0) {
- neww = oldw;
- dw->weight = oldw;
+ tdw = dw;
+ tuw = uw;
+ change = get_mp_change(wp->wpaint_prev+index, selection, neww-oldw);
+ if(change) {
+ if(!tdw->weight) {
+ i = get_first_selected_nonzero_weight(me->dvert+index, selection);
+ if(i>=0) {
+ tdw = ((me->dvert+index)->dw+i);
+ tuw = defvert_verify_index(wp->wpaint_prev+index, tdw->def_nr);
+ } else {
+ change = 0;
+ }
+ }
+ if(change && tdw->weight * change && tuw->weight) {
+ if(tdw->weight != tuw->weight) {
+ testw = tuw->weight*change;
+ if( testw > tuw->weight ) {
+ if(change > tdw->weight/tuw->weight) {
+ reset_to_prev(wp->wpaint_prev+index, me->dvert+index);
+ } else {
+ change = 0;
+ }
+ } else {
+ if(change < tdw->weight/tuw->weight) {
+ reset_to_prev(wp->wpaint_prev+index, me->dvert+index);
+ } else {
+ change = 0;
+ }
+ }
+ }
+ } else {
+ change = 0;
+ }
}
}
/* Jason was here */
- apply_mp_lcks_normalize(ob, me, index, dw, defcnt, oldw, neww, selection, selected, bone_groups, validmap, flags, multipaint);
+ apply_mp_lcks_normalize(ob, me, index, dw, defcnt, change, oldw, neww, selection, selected, bone_groups, validmap, flags, multipaint);
// dvert may have been altered greatly
dw = defvert_find_index(me->dvert+index, vgroup);
@@ -1531,12 +1584,9 @@
else
uw= defvert_verify_index(me->dvert+j, vgroup);
/* Jason */
- oldw = uw->weight;
-
//uw->weight= dw->weight;
- uw->weight = neww;
/* Jason */
- apply_mp_lcks_normalize(ob, me, j, uw, defcnt, oldw, neww, selection, selected, bone_groups, validmap, flags, multipaint);
+ apply_mp_lcks_normalize(ob, me, j, uw, defcnt, change, oldw, neww, selection, selected, bone_groups, validmap, flags, multipaint);
}
}
/* Jason */
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