GPencil: New Sculpt Auto masking options
Now it's possible to use auto masking at 3 levels: * Stroke * Layer * Material The masking options can be combined and allows to limit the effect of the sculpt brush. Diff Revision: https://developer.blender.org/D14589
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@ -3977,6 +3977,8 @@ def km_grease_pencil_stroke_sculpt_mode(params):
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("gpencil.active_frames_delete_all", {"type": 'DEL', "value": 'PRESS', "shift": True}, None),
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# Active layer
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op_menu("GPENCIL_MT_layer_active", {"type": 'Y', "value": 'PRESS'}),
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# Active material
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op_menu("GPENCIL_MT_material_active", {"type": 'U', "value": 'PRESS'}),
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# Merge Layer
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("gpencil.layer_merge", {"type": 'M', "value": 'PRESS', "shift": True, "ctrl": True}, None),
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# Keyframe menu
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@ -41,17 +41,7 @@ class AnnotationDrawingToolsPanel:
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row.prop_enum(tool_settings, "annotation_stroke_placement_view2d", 'IMAGE', text="Image")
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class GreasePencilSculptOptionsPanel:
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bl_label = "Sculpt Strokes"
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@classmethod
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def poll(cls, context):
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tool_settings = context.scene.tool_settings
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settings = tool_settings.gpencil_sculpt_paint
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brush = settings.brush
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tool = brush.gpencil_sculpt_tool
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return bool(tool in {'SMOOTH', 'RANDOMIZE'})
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class GreasePencilSculptAdvancedPanel:
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def draw(self, context):
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layout = self.layout
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@ -59,17 +49,21 @@ class GreasePencilSculptOptionsPanel:
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layout.use_property_decorate = False
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tool_settings = context.scene.tool_settings
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settings = tool_settings.gpencil_sculpt_paint
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brush = settings.brush
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gp_settings = brush.gpencil_settings
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brush = context.tool_settings.gpencil_sculpt_paint.brush
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tool = brush.gpencil_sculpt_tool
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gp_settings = brush.gpencil_settings
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col = layout.column(heading="Auto-Masking", align=True)
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col.prop(gp_settings, "use_automasking_stroke", text="Stroke")
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col.prop(gp_settings, "use_automasking_layer", text="Layer")
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col.prop(gp_settings, "use_automasking_material", text="Material")
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if tool in {'SMOOTH', 'RANDOMIZE'}:
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layout.prop(gp_settings, "use_edit_position", text="Affect Position")
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layout.prop(gp_settings, "use_edit_strength", text="Affect Strength")
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layout.prop(gp_settings, "use_edit_thickness", text="Affect Thickness")
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layout.prop(gp_settings, "use_edit_uv", text="Affect UV")
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col = layout.column(heading="Affect", align=True)
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col.prop(gp_settings, "use_edit_position", text="Position")
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col.prop(gp_settings, "use_edit_strength", text="Strength")
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col.prop(gp_settings, "use_edit_thickness", text="Thickness")
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col.prop(gp_settings, "use_edit_uv", text="UV")
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# GP Object Tool Settings
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@ -109,8 +109,8 @@ class VIEW3D_HT_tool_header(Header):
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if is_valid_context:
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brush = context.tool_settings.gpencil_sculpt_paint.brush
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tool = brush.gpencil_sculpt_tool
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if tool in {'SMOOTH', 'RANDOMIZE'}:
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layout.popover("VIEW3D_PT_tools_grease_pencil_sculpt_options")
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if tool != 'CLONE':
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layout.popover("VIEW3D_PT_tools_grease_pencil_sculpt_brush_popover")
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layout.popover("VIEW3D_PT_tools_grease_pencil_sculpt_appearance")
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elif tool_mode == 'WEIGHT_GPENCIL':
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if is_valid_context:
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@ -3,7 +3,7 @@
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# <pep8 compliant>
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from bpy.types import Menu, Panel, UIList
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from bl_ui.properties_grease_pencil_common import (
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GreasePencilSculptOptionsPanel,
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GreasePencilSculptAdvancedPanel,
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GreasePencilDisplayPanel,
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GreasePencilBrushFalloff,
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)
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@ -1907,6 +1907,41 @@ class VIEW3D_PT_tools_grease_pencil_brush_sculpt_falloff(GreasePencilBrushFallof
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return (settings and settings.brush and settings.brush.curve)
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class VIEW3D_PT_tools_grease_pencil_sculpt_brush_advanced(GreasePencilSculptAdvancedPanel, View3DPanel, Panel):
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bl_context = ".greasepencil_sculpt"
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bl_label = "Advanced"
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bl_parent_id = 'VIEW3D_PT_tools_grease_pencil_sculpt_settings'
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bl_category = "Tool"
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bl_options = {'DEFAULT_CLOSED'}
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@classmethod
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def poll(cls, context):
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brush = context.tool_settings.gpencil_sculpt_paint.brush
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if brush is None:
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return False
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tool = brush.gpencil_sculpt_tool
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return tool != 'CLONE'
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class VIEW3D_PT_tools_grease_pencil_sculpt_brush_popover(GreasePencilSculptAdvancedPanel, View3DPanel, Panel):
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bl_context = ".greasepencil_sculpt"
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bl_label = "Brush"
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bl_category = "Tool"
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@classmethod
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def poll(cls, context):
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if context.region.type != 'TOOL_HEADER':
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return False
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brush = context.tool_settings.gpencil_sculpt_paint.brush
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if brush is None:
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return False
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tool = brush.gpencil_sculpt_tool
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return tool != 'CLONE'
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# Grease Pencil weight painting tools
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class GreasePencilWeightPanel:
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bl_context = ".greasepencil_weight"
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@ -2240,13 +2275,6 @@ class VIEW3D_PT_tools_grease_pencil_brush_mix_palette(View3DPanel, Panel):
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col.template_palette(settings, "palette", color=True)
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class VIEW3D_PT_tools_grease_pencil_sculpt_options(GreasePencilSculptOptionsPanel, Panel, View3DPanel):
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bl_context = ".greasepencil_sculpt"
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bl_parent_id = 'VIEW3D_PT_tools_grease_pencil_sculpt_settings'
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bl_category = "Tool"
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bl_label = "Sculpt Strokes"
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# Grease Pencil Brush Appearance (one for each mode)
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class VIEW3D_PT_tools_grease_pencil_paint_appearance(GreasePencilDisplayPanel, Panel, View3DPanel):
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bl_context = ".greasepencil_paint"
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@ -2357,7 +2385,8 @@ classes = (
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VIEW3D_PT_tools_grease_pencil_paint_appearance,
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VIEW3D_PT_tools_grease_pencil_sculpt_select,
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VIEW3D_PT_tools_grease_pencil_sculpt_settings,
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VIEW3D_PT_tools_grease_pencil_sculpt_options,
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VIEW3D_PT_tools_grease_pencil_sculpt_brush_advanced,
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VIEW3D_PT_tools_grease_pencil_sculpt_brush_popover,
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VIEW3D_PT_tools_grease_pencil_sculpt_appearance,
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VIEW3D_PT_tools_grease_pencil_weight_paint_select,
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VIEW3D_PT_tools_grease_pencil_weight_paint_settings,
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@ -146,6 +146,10 @@ typedef struct tGP_BrushEditData {
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float inv_mat[4][4];
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RNG *rng;
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/* Automasking strokes. */
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struct GHash *automasking_strokes;
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bool automasking_ready;
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} tGP_BrushEditData;
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/* Callback for performing some brush operation on a single point */
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@ -1182,9 +1186,18 @@ static bool gpencil_sculpt_brush_init(bContext *C, wmOperator *op)
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gso->region = CTX_wm_region(C);
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Paint *paint = &ts->gp_sculptpaint->paint;
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gso->brush = paint->brush;
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Brush *brush = paint->brush;
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gso->brush = brush;
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BKE_curvemapping_init(gso->brush->curve);
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if (brush->gpencil_settings->sculpt_mode_flag &
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(GP_SCULPT_FLAGMODE_AUTOMASK_STROKE | GP_SCULPT_FLAGMODE_AUTOMASK_LAYER |
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GP_SCULPT_FLAGMODE_AUTOMASK_MATERIAL)) {
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gso->automasking_strokes = BLI_ghash_ptr_new(__func__);
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}
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else {
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gso->automasking_strokes = NULL;
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}
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/* save mask */
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gso->mask = ts->gpencil_selectmode_sculpt;
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@ -1285,6 +1298,10 @@ static void gpencil_sculpt_brush_exit(bContext *C, wmOperator *op)
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BLI_rng_free(gso->rng);
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}
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if (gso->automasking_strokes != NULL) {
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BLI_ghash_free(gso->automasking_strokes, NULL, NULL);
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}
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/* Disable headerprints. */
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ED_workspace_status_text(C, NULL);
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@ -1570,16 +1587,22 @@ static bool gpencil_sculpt_brush_do_frame(bContext *C,
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bool redo_geom = false;
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Object *ob = gso->object;
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bGPdata *gpd = ob->data;
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char tool = gso->brush->gpencil_sculpt_tool;
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const char tool = gso->brush->gpencil_sculpt_tool;
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GP_SpaceConversion *gsc = &gso->gsc;
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Brush *brush = gso->brush;
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const int radius = (brush->flag & GP_BRUSH_USE_PRESSURE) ? gso->brush->size * gso->pressure :
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gso->brush->size;
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const bool is_automasking = (brush->gpencil_settings->sculpt_mode_flag &
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(GP_SCULPT_FLAGMODE_AUTOMASK_STROKE |
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GP_SCULPT_FLAGMODE_AUTOMASK_LAYER |
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GP_SCULPT_FLAGMODE_AUTOMASK_MATERIAL)) != 0;
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/* Calc bound box matrix. */
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float bound_mat[4][4];
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BKE_gpencil_layer_transform_matrix_get(gso->depsgraph, gso->object, gpl, bound_mat);
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LISTBASE_FOREACH (bGPDstroke *, gps, &gpf->strokes) {
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bGPDstroke *gps_active = (gps->runtime.gps_orig) ? gps->runtime.gps_orig : gps;
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/* skip strokes that are invalid for current view */
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if (ED_gpencil_stroke_can_use(C, gps) == false) {
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continue;
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@ -1589,6 +1612,10 @@ static bool gpencil_sculpt_brush_do_frame(bContext *C,
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continue;
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}
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if ((is_automasking) && (!BLI_ghash_haskey(gso->automasking_strokes, gps_active))) {
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continue;
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}
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/* Check if the stroke collide with brush. */
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if (!ED_gpencil_stroke_check_collision(gsc, gps, gso->mval, radius, bound_mat)) {
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continue;
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@ -1699,6 +1726,132 @@ static bool gpencil_sculpt_brush_do_frame(bContext *C,
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return changed;
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}
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/* Get list of Auto-Masking strokes. */
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static bool get_automasking_strokes_list(tGP_BrushEditData *gso)
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{
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bGPdata *gpd = gso->gpd;
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GP_SpaceConversion *gsc = &gso->gsc;
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Brush *brush = gso->brush;
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Object *ob = gso->object;
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Material *mat_active = BKE_gpencil_material(ob, ob->actcol);
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const bool is_multiedit = (bool)GPENCIL_MULTIEDIT_SESSIONS_ON(gpd);
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const bool is_masking_stroke = (brush->gpencil_settings->sculpt_mode_flag &
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GP_SCULPT_FLAGMODE_AUTOMASK_STROKE) != 0;
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const bool is_masking_layer = (brush->gpencil_settings->sculpt_mode_flag &
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GP_SCULPT_FLAGMODE_AUTOMASK_LAYER) != 0;
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const bool is_masking_material = (brush->gpencil_settings->sculpt_mode_flag &
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GP_SCULPT_FLAGMODE_AUTOMASK_MATERIAL) != 0;
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int mval_i[2];
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round_v2i_v2fl(mval_i, gso->mval);
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/* Define a fix number of pixel as cursor radius. */
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const int radius = 10;
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bGPDlayer *gpl_active = BKE_gpencil_layer_active_get(gpd);
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LISTBASE_FOREACH (bGPDlayer *, gpl, &gpd->layers) {
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/* Only editable and visible layers are considered. */
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if (!BKE_gpencil_layer_is_editable(gpl) || (gpl->actframe == NULL)) {
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continue;
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}
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/* Calculate bound box matrix. */
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float bound_mat[4][4];
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BKE_gpencil_layer_transform_matrix_get(gso->depsgraph, gso->object, gpl, bound_mat);
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bGPDframe *init_gpf = (is_multiedit) ? gpl->frames.first : gpl->actframe;
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for (bGPDframe *gpf = init_gpf; gpf; gpf = gpf->next) {
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LISTBASE_FOREACH (bGPDstroke *, gps, &gpf->strokes) {
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if (gps->totpoints == 0) {
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continue;
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}
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/* Check if the color is editable. */
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if (ED_gpencil_stroke_material_editable(gso->object, gpl, gps) == false) {
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continue;
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}
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/* Layer Auto-Masking. */
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if ((is_masking_layer) && (gpl == gpl_active)) {
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BLI_ghash_insert(gso->automasking_strokes, gps, gps);
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continue;
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}
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/* Material Auto-Masking. */
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if (is_masking_material) {
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Material *mat = BKE_object_material_get(ob, gps->mat_nr + 1);
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if (mat == mat_active) {
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BLI_ghash_insert(gso->automasking_strokes, gps, gps);
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continue;
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}
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}
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/* If Stroke Auto-Masking is not enabled, nothing else to do. */
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if (!is_masking_stroke) {
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continue;
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}
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/* Check if the stroke collide with brush. */
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if (!ED_gpencil_stroke_check_collision(gsc, gps, gso->mval, radius, bound_mat)) {
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continue;
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}
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bGPDspoint *pt1, *pt2;
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int pc1[2] = {0};
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int pc2[2] = {0};
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bGPDspoint npt;
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if (gps->totpoints == 1) {
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gpencil_point_to_parent_space(gps->points, bound_mat, &npt);
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gpencil_point_to_xy(gsc, gps, &npt, &pc1[0], &pc1[1]);
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/* Only check if point is inside. */
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if (len_v2v2_int(mval_i, pc1) <= radius) {
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BLI_ghash_insert(gso->automasking_strokes, gps, gps);
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}
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}
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else {
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/* Loop over the points in the stroke, checking for intersections
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* - an intersection means that we touched the stroke.
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*/
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for (int i = 0; (i + 1) < gps->totpoints; i++) {
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/* Get points to work with. */
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pt1 = gps->points + i;
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pt2 = gps->points + i + 1;
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/* Check first point. */
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gpencil_point_to_parent_space(pt1, bound_mat, &npt);
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gpencil_point_to_xy(gsc, gps, &npt, &pc1[0], &pc1[1]);
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if (len_v2v2_int(mval_i, pc1) <= radius) {
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BLI_ghash_insert(gso->automasking_strokes, gps, gps);
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i = gps->totpoints;
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continue;
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}
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/* Check second point. */
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gpencil_point_to_parent_space(pt2, bound_mat, &npt);
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gpencil_point_to_xy(gsc, gps, &npt, &pc2[0], &pc2[1]);
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if (len_v2v2_int(mval_i, pc2) <= radius) {
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BLI_ghash_insert(gso->automasking_strokes, gps, gps);
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i = gps->totpoints;
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continue;
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}
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/* Check segment. */
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if (gpencil_stroke_inside_circle(gso->mval, radius, pc1[0], pc1[1], pc2[0], pc2[1])) {
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BLI_ghash_insert(gso->automasking_strokes, gps, gps);
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i = gps->totpoints;
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continue;
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}
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}
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}
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}
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/* If not multi-edit, exit loop. */
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if (!is_multiedit) {
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break;
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}
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}
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}
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return true;
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}
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/* Perform two-pass brushes which modify the existing strokes */
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static bool gpencil_sculpt_brush_apply_standard(bContext *C, tGP_BrushEditData *gso)
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{
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@ -1840,6 +1993,14 @@ static void gpencil_sculpt_brush_apply(bContext *C, wmOperator *op, PointerRNA *
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gso->brush_rect.xmax = mouse[0] + radius;
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gso->brush_rect.ymax = mouse[1] + radius;
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/* Get list of Auto-Masking strokes. */
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if ((!gso->automasking_ready) &&
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(brush->gpencil_settings->sculpt_mode_flag &
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(GP_SCULPT_FLAGMODE_AUTOMASK_STROKE | GP_SCULPT_FLAGMODE_AUTOMASK_LAYER |
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GP_SCULPT_FLAGMODE_AUTOMASK_MATERIAL))) {
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gso->automasking_ready = get_automasking_strokes_list(gso);
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}
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/* Apply brush */
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char tool = gso->brush->gpencil_sculpt_tool;
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if (tool == GPSCULPT_TOOL_CLONE) {
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@ -305,6 +305,12 @@ typedef enum eGP_Sculpt_Mode_Flag {
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GP_SCULPT_FLAGMODE_APPLY_THICKNESS = (1 << 2),
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/* apply brush to uv data */
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GP_SCULPT_FLAGMODE_APPLY_UV = (1 << 3),
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/* Stroke Auto-Masking for sculpt. */
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GP_SCULPT_FLAGMODE_AUTOMASK_STROKE = (1 << 4),
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/* Layer Auto-Masking for sculpt. */
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GP_SCULPT_FLAGMODE_AUTOMASK_LAYER = (1 << 5),
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/* Material Auto-Masking for sculpt. */
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GP_SCULPT_FLAGMODE_AUTOMASK_MATERIAL = (1 << 6),
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} eGP_Sculpt_Mode_Flag;
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typedef enum eAutomasking_flag {
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@ -1844,6 +1844,26 @@ static void rna_def_gpencil_options(BlenderRNA *brna)
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RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
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RNA_def_property_update(prop, NC_SCENE | ND_TOOLSETTINGS, NULL);
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prop = RNA_def_property(srna, "use_automasking_stroke", PROP_BOOLEAN, PROP_NONE);
|
||||
RNA_def_property_boolean_sdna(
|
||||
prop, NULL, "sculpt_mode_flag", GP_SCULPT_FLAGMODE_AUTOMASK_STROKE);
|
||||
RNA_def_property_ui_text(prop, "Auto-Masking Strokes", "Mask strokes below brush cursor");
|
||||
RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
|
||||
RNA_def_property_update(prop, NC_SCENE | ND_TOOLSETTINGS, NULL);
|
||||
|
||||
prop = RNA_def_property(srna, "use_automasking_layer", PROP_BOOLEAN, PROP_NONE);
|
||||
RNA_def_property_boolean_sdna(prop, NULL, "sculpt_mode_flag", GP_SCULPT_FLAGMODE_AUTOMASK_LAYER);
|
||||
RNA_def_property_ui_text(prop, "Auto-Masking Layer", "Mask strokes using active layer");
|
||||
RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
|
||||
RNA_def_property_update(prop, NC_SCENE | ND_TOOLSETTINGS, NULL);
|
||||
|
||||
prop = RNA_def_property(srna, "use_automasking_material", PROP_BOOLEAN, PROP_NONE);
|
||||
RNA_def_property_boolean_sdna(
|
||||
prop, NULL, "sculpt_mode_flag", GP_SCULPT_FLAGMODE_AUTOMASK_MATERIAL);
|
||||
RNA_def_property_ui_text(prop, "Auto-Masking Material", "Mask strokes using active material");
|
||||
RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
|
||||
RNA_def_property_update(prop, NC_SCENE | ND_TOOLSETTINGS, NULL);
|
||||
|
||||
/* Material */
|
||||
prop = RNA_def_property(srna, "material", PROP_POINTER, PROP_NONE);
|
||||
RNA_def_property_struct_type(prop, "Material");
|
||||
|
|
Loading…
Reference in New Issue