Commit: 24de946a4ecc32d1f77b83e0ce8dca1b0a643056
Author: Antonioya
Date: Tue Apr 16 12:12:35 2019 +0200
Branches: greasepencil-object
https://developer.blender.org/rB24de946a4ecc32d1f77b83e0ce8dca1b0a643056
GPencil: New Normalize All operator
This operator works similar to mesh operator but for Stroke and Points data.
Also minor cleanup in Normalize operator.
===================================================================
M release/scripts/startup/bl_ui/space_view3d.py
M source/blender/editors/gpencil/gpencil_data.c
M source/blender/editors/gpencil/gpencil_intern.h
M source/blender/editors/gpencil/gpencil_ops.c
===================================================================
diff --git a/release/scripts/startup/bl_ui/space_view3d.py
b/release/scripts/startup/bl_ui/space_view3d.py
index eaadf35b8cc..a39c5b58e6d 100644
--- a/release/scripts/startup/bl_ui/space_view3d.py
+++ b/release/scripts/startup/bl_ui/space_view3d.py
@@ -4095,6 +4095,7 @@ class VIEW3D_MT_weight_gpencil(Menu):
def draw(self, context):
layout = self.layout
+ layout.operator("gpencil.vertex_group_normalize_all", text="Normalize
All")
layout.operator("gpencil.vertex_group_normalize", text="Normalize")
layout.separator()
diff --git a/source/blender/editors/gpencil/gpencil_data.c
b/source/blender/editors/gpencil/gpencil_data.c
index 52c4354697e..a49f6a0d414 100644
--- a/source/blender/editors/gpencil/gpencil_data.c
+++ b/source/blender/editors/gpencil/gpencil_data.c
@@ -1898,7 +1898,8 @@ static int gpencil_vertex_group_normalize_exec(bContext
*C, wmOperator *op)
return OPERATOR_CANCELLED;
}
- MDeformVert *dvert;
+ MDeformVert *dvert = NULL;
+ MDeformWeight *dw = NULL;
const int def_nr = ob->actdef - 1;
bDeformGroup *defgroup = BLI_findlink(&ob->defbase, def_nr);
if (defgroup == NULL) {
@@ -1915,7 +1916,7 @@ static int gpencil_vertex_group_normalize_exec(bContext
*C, wmOperator *op)
float maxvalue = 0.0f;
for (int i = 0; i < gps->totpoints; i++) {
dvert = &gps->dvert[i];
- MDeformWeight *dw = defvert_find_index(dvert, def_nr);
+ dw = defvert_find_index(dvert, def_nr);
if ((dw != NULL) && (dw->weight > maxvalue)) {
maxvalue = dw->weight;
}
@@ -1925,7 +1926,7 @@ static int gpencil_vertex_group_normalize_exec(bContext
*C, wmOperator *op)
if (maxvalue > 0.0f) {
for (int i = 0; i < gps->totpoints; i++) {
dvert = &gps->dvert[i];
- MDeformWeight *dw = defvert_find_index(dvert,
def_nr);
+ dw = defvert_find_index(dvert, def_nr);
if (dw != NULL) {
dw->weight = dw->weight / maxvalue;
}
@@ -1957,6 +1958,116 @@ void GPENCIL_OT_vertex_group_normalize(wmOperatorType
*ot)
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
+/* normalize all */
+static int gpencil_vertex_group_normalize_all_exec(bContext *C, wmOperator *op)
+{
+ ToolSettings *ts = CTX_data_tool_settings(C);
+ Object *ob = CTX_data_active_object(C);
+ bool lock_active = RNA_boolean_get(op->ptr, "lock_active");
+
+ /* sanity checks */
+ if (ELEM(NULL, ts, ob, ob->data)) {
+ return OPERATOR_CANCELLED;
+ }
+
+ bDeformGroup *defgroup = NULL;
+ MDeformVert *dvert = NULL;
+ MDeformWeight *dw = NULL;
+ const int def_nr = ob->actdef - 1;
+ const int defbase_tot = BLI_listbase_count(&ob->defbase);
+ if (defbase_tot == 0) {
+ return OPERATOR_CANCELLED;
+ }
+
+ CTX_DATA_BEGIN(C, bGPDstroke *, gps, editable_gpencil_strokes)
+ {
+ /* verify the strokes has something to change */
+ if (gps->totpoints == 0) {
+ continue;
+ }
+ /* look for tot value */
+ float *tot_values = MEM_callocN(gps->totpoints * sizeof(float),
__func__);
+
+ for (int i = 0; i < gps->totpoints; i++) {
+ dvert = &gps->dvert[i];
+ for (int v = 0; v < defbase_tot; v++) {
+ defgroup = BLI_findlink(&ob->defbase, v);
+ /* skip NULL or locked groups */
+ if ((defgroup == NULL) || (defgroup->flag &
DG_LOCK_WEIGHT)) {
+ continue;
+ }
+
+ /* skip current */
+ if ((lock_active) && (v == def_nr)) {
+ continue;
+ }
+
+ dw = defvert_find_index(dvert, v);
+ if (dw != NULL) {
+ tot_values[i] += dw->weight;
+ }
+ }
+ }
+
+ /* normalize weights */
+ for (int i = 0; i < gps->totpoints; i++) {
+ if (tot_values[i] == 0.0f) {
+ continue;
+ }
+
+ dvert = &gps->dvert[i];
+ for (int v = 0; v < defbase_tot; v++) {
+ defgroup = BLI_findlink(&ob->defbase, v);
+ /* skip NULL or locked groups */
+ if ((defgroup == NULL) || (defgroup->flag &
DG_LOCK_WEIGHT)) {
+ continue;
+ }
+
+ /* skip current */
+ if ((lock_active) && (v == def_nr)) {
+ continue;
+ }
+
+ dw = defvert_find_index(dvert, v);
+ if (dw != NULL) {
+ dw->weight = dw->weight / tot_values[i];
+ }
+ }
+ }
+
+ /* free temp array */
+ MEM_SAFE_FREE(tot_values);
+ }
+ CTX_DATA_END;
+
+ /* notifiers */
+ bGPdata *gpd = ob->data;
+ DEG_id_tag_update(&gpd->id, ID_RECALC_TRANSFORM | ID_RECALC_GEOMETRY);
+ WM_event_add_notifier(C, NC_GPENCIL | ND_DATA | NA_EDITED |
ND_SPACE_PROPERTIES, NULL);
+
+ return OPERATOR_FINISHED;
+}
+
+void GPENCIL_OT_vertex_group_normalize_all(wmOperatorType *ot)
+{
+ /* identifiers */
+ ot->name = "Normalize All Vertex Group";
+ ot->idname = "GPENCIL_OT_vertex_group_normalize_all";
+ ot->description = "Normalize all weights of all vertex groups, "
+ "so that for each vertex, the sum of all weights is 1.0";
+
+ /* api callbacks */
+ ot->poll = gpencil_vertex_group_weight_poll;
+ ot->exec = gpencil_vertex_group_normalize_all_exec;
+
+ /* flags */
+ ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
+
+ /* props */
+ RNA_def_boolean(ot->srna, "lock_active", true, "Lock Active",
+ "Keep the values of the active group while normalizing others");
+}
+
/****************************** Join ***********************************/
/* userdata for joined_gpencil_fix_animdata_cb() */
diff --git a/source/blender/editors/gpencil/gpencil_intern.h
b/source/blender/editors/gpencil/gpencil_intern.h
index 84b45593244..d4736a4fdab 100644
--- a/source/blender/editors/gpencil/gpencil_intern.h
+++ b/source/blender/editors/gpencil/gpencil_intern.h
@@ -497,6 +497,7 @@ void GPENCIL_OT_vertex_group_deselect(struct wmOperatorType
*ot);
void GPENCIL_OT_vertex_group_invert(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_group_smooth(struct wmOperatorType *ot);
void GPENCIL_OT_vertex_group_normalize(struct wmOperatorType *ot);
+void GPENCIL_OT_vertex_group_normalize_all(struct wmOperatorType *ot);
/* color handle */
void GPENCIL_OT_lock_layer(struct wmOperatorType *ot);
diff --git a/source/blender/editors/gpencil/gpencil_ops.c
b/source/blender/editors/gpencil/gpencil_ops.c
index 28f13ef0277..779094c21ea 100644
--- a/source/blender/editors/gpencil/gpencil_ops.c
+++ b/source/blender/editors/gpencil/gpencil_ops.c
@@ -323,6 +323,7 @@ void ED_operatortypes_gpencil(void)
WM_operatortype_append(GPENCIL_OT_vertex_group_invert);
WM_operatortype_append(GPENCIL_OT_vertex_group_smooth);
WM_operatortype_append(GPENCIL_OT_vertex_group_normalize);
+ WM_operatortype_append(GPENCIL_OT_vertex_group_normalize_all);
/* color handle */
WM_operatortype_append(GPENCIL_OT_lock_layer);
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