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* Added a quick little weight group 'Levels' operator, can interactively tweak overall weight value offset and gain in weight paint mode.

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This commit is contained in:
Matt Ebb 2009-11-20 05:09:57 +00:00
parent e6d382bd53
commit cb40583b90
4 changed files with 62 additions and 0 deletions
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1
release/scripts/ui/space_view3d_toolbar.py
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@ -736,6 +736,7 @@ class VIEW3D_PT_tools_weightpaint(View3DPanel):
col.itemO("object.vertex_group_normalize", text="Normalize")
col.itemO("object.vertex_group_invert", text="Invert")
col.itemO("object.vertex_group_clean", text="Clean")
col.itemO("object.vertex_group_levels", text="Levels")
class VIEW3D_PT_tools_weightpaint_options(View3DPanel):

1
source/blender/editors/object/object_intern.h
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@ -173,6 +173,7 @@ void OBJECT_OT_vertex_group_copy_to_linked(struct wmOperatorType *ot);
void OBJECT_OT_vertex_group_copy(struct wmOperatorType *ot);
void OBJECT_OT_vertex_group_normalize(struct wmOperatorType *ot);
void OBJECT_OT_vertex_group_normalize_all(struct wmOperatorType *ot);
void OBJECT_OT_vertex_group_levels(struct wmOperatorType *ot);
void OBJECT_OT_vertex_group_invert(struct wmOperatorType *ot);
void OBJECT_OT_vertex_group_blend(struct wmOperatorType *ot);
void OBJECT_OT_vertex_group_clean(struct wmOperatorType *ot);

1
source/blender/editors/object/object_ops.c
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@ -169,6 +169,7 @@ void ED_operatortypes_object(void)
WM_operatortype_append(OBJECT_OT_vertex_group_normalize);
WM_operatortype_append(OBJECT_OT_vertex_group_normalize_all);
WM_operatortype_append(OBJECT_OT_vertex_group_invert);
WM_operatortype_append(OBJECT_OT_vertex_group_levels);
WM_operatortype_append(OBJECT_OT_vertex_group_blend);
WM_operatortype_append(OBJECT_OT_vertex_group_clean);
WM_operatortype_append(OBJECT_OT_vertex_group_menu);

59
source/blender/editors/object/object_vgroup.c
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@ -28,6 +28,7 @@
*/
#include <string.h>
#include <math.h>
#include "MEM_guardedalloc.h"
@ -615,6 +616,32 @@ static void vgroup_normalize(Object *ob)
}
}
static void vgroup_levels(Object *ob, float offset, float gain)
{
bDeformGroup *dg;
MDeformWeight *dw;
MDeformVert *dvert, *dvert_array=NULL;
int i, def_nr, dvert_tot=0;
ED_vgroup_give_array(ob->data, &dvert_array, &dvert_tot);
dg = BLI_findlink(&ob->defbase, (ob->actdef-1));
if(dg) {
def_nr= ob->actdef-1;
for(i = 0; i < dvert_tot; i++) {
dvert = dvert_array+i;
dw = ED_vgroup_weight_get(dvert, def_nr);
if(dw) {
dw->weight = gain * (dw->weight + offset);
CLAMP(dw->weight, 0.0f, 1.0f);
}
}
}
}
/* TODO - select between groups */
static void vgroup_normalize_all(Object *ob, int lock_active)
{
@ -1467,6 +1494,38 @@ void OBJECT_OT_vertex_group_copy(wmOperatorType *ot)
ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
}
static int vertex_group_levels_exec(bContext *C, wmOperator *op)
{
Object *ob= CTX_data_pointer_get_type(C, "object", &RNA_Object).data;
float offset= RNA_float_get(op->ptr,"offset");
float gain= RNA_float_get(op->ptr,"gain");
vgroup_levels(ob, offset, gain);
DAG_id_flush_update(&ob->id, OB_RECALC_DATA);
WM_event_add_notifier(C, NC_OBJECT|ND_DRAW, ob);
WM_event_add_notifier(C, NC_GEOM|ND_DATA, ob->data);
return OPERATOR_FINISHED;
}
void OBJECT_OT_vertex_group_levels(wmOperatorType *ot)
{
/* identifiers */
ot->name= "Vertex Group Levels";
ot->idname= "OBJECT_OT_vertex_group_levels";
/* api callbacks */
ot->poll= vertex_group_poll;
ot->exec= vertex_group_levels_exec;
/* flags */
ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
RNA_def_float(ot->srna, "offset", 0.f, -1.0, 1.0, "Offset", "Value to add to weights.", -1.0f, 1.f);
RNA_def_float(ot->srna, "gain", 1.f, 0.f, FLT_MAX, "Gain", "Value to multiply weights by.", 0.0f, 10.f);
}
static int vertex_group_normalize_exec(bContext *C, wmOperator *op)
{