Commit: 789d242fa7bdd4cb8435ddce178ec43a36067615
Author: Antonioya
Date: Sat Apr 13 10:47:38 2019 +0200
Branches: master
https://developer.blender.org/rB789d242fa7bdd4cb8435ddce178ec43a36067615
GPencil: Implement Opacity transform
Add Shift+F to transform points opacity in Edit mode
===================================================================
M release/scripts/presets/keyconfig/keymap_data/blender_default.py
M source/blender/editors/include/ED_transform.h
M source/blender/editors/transform/transform.c
M source/blender/editors/transform/transform_conversions.c
M source/blender/editors/transform/transform_ops.c
===================================================================
diff --git a/release/scripts/presets/keyconfig/keymap_data/blender_default.py
b/release/scripts/presets/keyconfig/keymap_data/blender_default.py
index 9d4fcf7d0e7..aa271d37ce3 100644
--- a/release/scripts/presets/keyconfig/keymap_data/blender_default.py
+++ b/release/scripts/presets/keyconfig/keymap_data/blender_default.py
@@ -3023,6 +3023,8 @@ def km_grease_pencil_stroke_edit_mode(params):
("transform.shear", {"type": 'S', "value": 'PRESS', "shift": True,
"ctrl": True, "alt": True}, None),
("transform.transform", {"type": 'S', "value": 'PRESS', "alt": True},
{"properties": [("mode", 'GPENCIL_SHRINKFATTEN')]}),
+ ("transform.transform", {"type": 'F', "value": 'PRESS', "shift": True},
+ {"properties": [("mode", 'GPENCIL_OPACITY')]}),
# Proportonal editing
*_template_items_proportional_editing(connected=True),
# Add menu
diff --git a/source/blender/editors/include/ED_transform.h
b/source/blender/editors/include/ED_transform.h
index 1bd8782bb12..bb5b72e3fa2 100644
--- a/source/blender/editors/include/ED_transform.h
+++ b/source/blender/editors/include/ED_transform.h
@@ -82,6 +82,7 @@ enum TfmMode {
TFM_SEQ_SLIDE,
TFM_BONE_ENVELOPE_DIST,
TFM_NORMAL_ROTATION,
+ TFM_GPENCIL_OPACITY,
};
/* TRANSFORM CONTEXTS */
diff --git a/source/blender/editors/transform/transform.c
b/source/blender/editors/transform/transform.c
index 89536f5f092..4135a1b320d 100644
--- a/source/blender/editors/transform/transform.c
+++ b/source/blender/editors/transform/transform.c
@@ -205,6 +205,9 @@ static void applyAlign(TransInfo *t, const int mval[2]);
static void initSeqSlide(TransInfo *t);
static void applySeqSlide(TransInfo *t, const int mval[2]);
+
+static void initGPOpacity(TransInfo *t);
+static void applyGPOpacity(TransInfo *t, const int mval[2]);
/* end transform callbacks */
@@ -2613,6 +2616,9 @@ bool initTransform(bContext *C, TransInfo *t, wmOperator
*op, const wmEvent *eve
case TFM_NORMAL_ROTATION:
initNormalRotation(t);
break;
+ case TFM_GPENCIL_OPACITY:
+ initGPOpacity(t);
+ break;
}
if (t->state == TRANS_CANCEL) {
@@ -5525,6 +5531,84 @@ static void applyGPShrinkFatten(TransInfo *t, const int
UNUSED(mval[2]))
}
/** \} */
+/* -------------------------------------------------------------------- */
+/* Transform (GPencil Opacity) */
+
+/** \name Transform GPencil Strokes Opacity
+ * \{ */
+
+static void initGPOpacity(TransInfo *t)
+{
+ t->mode = TFM_GPENCIL_OPACITY;
+ t->transform = applyGPOpacity;
+
+ initMouseInputMode(t, &t->mouse, INPUT_SPRING);
+
+ t->idx_max = 0;
+ t->num.idx_max = 0;
+ t->snap[0] = 0.0f;
+ t->snap[1] = 0.1f;
+ t->snap[2] = t->snap[1] * 0.1f;
+
+ copy_v3_fl(t->num.val_inc, t->snap[1]);
+ t->num.unit_sys = t->scene->unit.system;
+ t->num.unit_type[0] = B_UNIT_NONE;
+
+ t->flag |= T_NO_ZERO;
+#ifdef USE_NUM_NO_ZERO
+ t->num.val_flag[0] |= NUM_NO_ZERO;
+#endif
+
+ t->flag |= T_NO_CONSTRAINT;
+}
+
+static void applyGPOpacity(TransInfo *t, const int UNUSED(mval[2]))
+{
+ float ratio;
+ int i;
+ char str[UI_MAX_DRAW_STR];
+
+ ratio = t->values[0];
+
+ snapGridIncrement(t, &ratio);
+
+ applyNumInput(&t->num, &ratio);
+
+ t->values[0] = ratio;
+
+ /* header print for NumInput */
+ if (hasNumInput(&t->num)) {
+ char c[NUM_STR_REP_LEN];
+
+ outputNumInput(&(t->num), c, &t->scene->unit);
+ BLI_snprintf(str, sizeof(str), IFACE_("Opacity: %s"), c);
+ }
+ else {
+ BLI_snprintf(str, sizeof(str), IFACE_("Opacity: %3f"), ratio);
+ }
+
+ FOREACH_TRANS_DATA_CONTAINER(t, tc) {
+ TransData *td = tc->data;
+ for (i = 0; i < tc->data_len; i++, td++) {
+ if (td->flag & TD_NOACTION)
+ break;
+
+ if (td->flag & TD_SKIP)
+ continue;
+
+ if (td->val) {
+ *td->val = td->ival * ratio;
+ /* apply PET */
+ *td->val = (*td->val * td->factor) + ((1.0f -
td->factor) * td->ival);
+ CLAMP(*td->val, 0.0f, 1.0f);
+ }
+ }
+ }
+
+ ED_area_status_text(t->sa, str);
+}
+/** \} */
+
/* -------------------------------------------------------------------- */
/* Transform (Push/Pull) */
diff --git a/source/blender/editors/transform/transform_conversions.c
b/source/blender/editors/transform/transform_conversions.c
index 9985b0c9915..a3ee7dd5635 100644
--- a/source/blender/editors/transform/transform_conversions.c
+++ b/source/blender/editors/transform/transform_conversions.c
@@ -8567,8 +8567,14 @@ static void createTransGPencil(bContext *C, TransInfo *t)
* but
never for scale or mirror
*/
if
((t->mode != TFM_RESIZE) && (t->mode != TFM_MIRROR)) {
-
td->val = &pt->pressure;
-
td->ival = pt->pressure;
+
if (t->mode != TFM_GPENCIL_OPACITY) {
+
td->val = &pt->pressure;
+
td->ival = pt->pressure;
+
}
+
else {
+
td->val = &pt->strength;
+
td->ival = pt->strength;
+
}
}
/*
screenspace needs special matrices... */
diff --git a/source/blender/editors/transform/transform_ops.c
b/source/blender/editors/transform/transform_ops.c
index 648e616a27c..d71f078935d 100644
--- a/source/blender/editors/transform/transform_ops.c
+++ b/source/blender/editors/transform/transform_ops.c
@@ -155,6 +155,7 @@ const EnumPropertyItem rna_enum_transform_mode_types[] =
{TFM_ALIGN, "ALIGN", 0, "Align", ""},
{TFM_EDGE_SLIDE, "EDGESLIDE", 0, "Edge Slide", ""},
{TFM_SEQ_SLIDE, "SEQSLIDE", 0, "Sequence Slide", ""},
+ {TFM_GPENCIL_OPACITY, "GPENCIL_OPACITY", 0, "GPencil_Opacity", ""},
{0, NULL, 0, NULL, NULL},
};
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