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Modifiers: Bevel modifier add invert vgroup option 

Adds the invert vgroup option to the Bevel modifier.

Reviewed By: mont29

Differential Revision: https://developer.blender.org/D6845
This commit is contained in:
Cody Winchester 2020-02-18 18:06:13 +01:00 committed by Bastien Montagne
parent ed8aa154a3
commit 6cd4363c0c
4 changed files with 21 additions and 5 deletions
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4
release/scripts/startup/bl_ui/properties_data_modifier.py
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@ -170,7 +170,9 @@ class DATA_PT_modifiers(ModifierButtonsPanel, Panel):
if md.limit_method == 'ANGLE':
layout.prop(md, "angle_limit")
elif md.limit_method == 'VGROUP':
layout.prop_search(md, "vertex_group", ob, "vertex_groups", text="")
row = layout.row(align=True)
row.prop_search(md, "vertex_group", ob, "vertex_groups", text="")
row.prop(md, "invert_vertex_group", text="", icon='ARROW_LEFTRIGHT')
layout.label(text="Face Strength Mode:")
layout.row().prop(md, "face_strength_mode", expand=True)

2
source/blender/makesdna/DNA_modifier_types.h
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@ -420,7 +420,7 @@ typedef struct BevelModifierData {
/* BevelModifierData->flags and BevelModifierData->lim_flags */
enum {
MOD_BEVEL_VERT = (1 << 1),
/* unused = (1 << 2), */
MOD_BEVEL_INVERT_VGROUP = (1 << 2),
MOD_BEVEL_ANGLE = (1 << 3),
MOD_BEVEL_WEIGHT = (1 << 4),
MOD_BEVEL_VGROUP = (1 << 5),

5
source/blender/makesrna/intern/rna_modifier.c
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@ -3860,6 +3860,11 @@ static void rna_def_modifier_bevel(BlenderRNA *brna)
RNA_def_property_string_funcs(prop, NULL, NULL, "rna_BevelModifier_defgrp_name_set");
RNA_def_property_update(prop, 0, "rna_Modifier_update");
prop = RNA_def_property(srna, "invert_vertex_group", PROP_BOOLEAN, PROP_NONE);
RNA_def_property_boolean_sdna(prop, NULL, "flags", MOD_BEVEL_INVERT_VGROUP);
RNA_def_property_ui_text(prop, "Invert", "Invert vertex group influence");
RNA_def_property_update(prop, 0, "rna_Modifier_update");
prop = RNA_def_property(srna, "use_clamp_overlap", PROP_BOOLEAN, PROP_NONE);
RNA_def_property_boolean_negative_sdna(prop, NULL, "flags", MOD_BEVEL_OVERLAP_OK);
RNA_def_property_ui_text(prop, "Clamp Overlap", "Clamp the width to avoid overlap");

15
source/blender/modifiers/intern/MOD_bevel.c
View File

@ -118,6 +118,7 @@ static Mesh *applyModifier(ModifierData *md, const ModifierEvalContext *ctx, Mes
const float spread = bmd->spread;
const bool use_custom_profile = (bmd->flags & MOD_BEVEL_CUSTOM_PROFILE);
const int vmesh_method = bmd->vmesh_method;
const bool invert_vgroup = (bmd->flags & MOD_BEVEL_INVERT_VGROUP) != 0;
bm = BKE_mesh_to_bmesh_ex(mesh,
&(struct BMeshCreateParams){0},
@ -146,7 +147,9 @@ static Mesh *applyModifier(ModifierData *md, const ModifierEvalContext *ctx, Mes
}
}
else if (vgroup != -1) {
weight = defvert_array_find_weight_safe(dvert, BM_elem_index_get(v), vgroup);
weight = invert_vgroup ?
1.0f - defvert_array_find_weight_safe(dvert, BM_elem_index_get(v), vgroup) :
defvert_array_find_weight_safe(dvert, BM_elem_index_get(v), vgroup);
/* Check is against 0.5 rather than != 0.0 because cascaded bevel modifiers will
* interpolate weights for newly created vertices, and may cause unexpected "selection" */
if (weight < 0.5f) {
@ -180,8 +183,14 @@ static Mesh *applyModifier(ModifierData *md, const ModifierEvalContext *ctx, Mes
}
}
else if (vgroup != -1) {
weight = defvert_array_find_weight_safe(dvert, BM_elem_index_get(e->v1), vgroup);
weight2 = defvert_array_find_weight_safe(dvert, BM_elem_index_get(e->v2), vgroup);
weight = invert_vgroup ?
1.0f - defvert_array_find_weight_safe(
dvert, BM_elem_index_get(e->v1), vgroup) :
defvert_array_find_weight_safe(dvert, BM_elem_index_get(e->v1), vgroup);
weight2 = invert_vgroup ?
1.0f - defvert_array_find_weight_safe(
dvert, BM_elem_index_get(e->v2), vgroup) :
defvert_array_find_weight_safe(dvert, BM_elem_index_get(e->v2), vgroup);
if (weight < 0.5f || weight2 < 0.5f) {
continue;
}