diff options
4 files changed, 20 insertions, 2 deletions
diff --git a/release/scripts/startup/bl_ui/properties_grease_pencil_common.py b/release/scripts/startup/bl_ui/properties_grease_pencil_common.py index c80c5ca7ddd..cabcd49891a 100644 --- a/release/scripts/startup/bl_ui/properties_grease_pencil_common.py +++ b/release/scripts/startup/bl_ui/properties_grease_pencil_common.py @@ -80,6 +80,7 @@ class GreasePencilDrawingToolsPanel: sub = col.column(align=True) sub.prop(context.tool_settings, "use_gpencil_additive_drawing", text="Additive Drawing") sub.prop(context.tool_settings, "use_gpencil_continuous_drawing", text="Continuous Drawing") + sub.prop(context.tool_settings, "use_gpencil_draw_onback", text="Draw on Back") col.separator() col.separator() diff --git a/source/blender/editors/gpencil/gpencil_paint.c b/source/blender/editors/gpencil/gpencil_paint.c index d637affe79d..cebcbfe9317 100644 --- a/source/blender/editors/gpencil/gpencil_paint.c +++ b/source/blender/editors/gpencil/gpencil_paint.c @@ -692,6 +692,7 @@ static void gp_stroke_newfrombuffer(tGPsdata *p) bGPDspoint *pt; tGPspoint *ptc; bGPDbrush *brush = p->brush; + ToolSettings *ts = p->scene->toolsettings; int i, totelem; /* since strokes are so fine, when using their depth we need a margin otherwise they might get missed */ @@ -925,8 +926,16 @@ static void gp_stroke_newfrombuffer(tGPsdata *p) gps->palcolor = palcolor; strcpy(gps->colorname, palcolor->info); - /* add stroke to frame */ - BLI_addtail(&p->gpf->strokes, gps); + /* add stroke to frame, usually on tail of the listbase, but if on back is enabled the stroke is added on listbase head + * because the drawing order is inverse and the head stroke is the first to draw. This is very useful for artist + * when drawing the background + */ + if (ts->gpencil_flags & GP_TOOL_FLAG_PAINT_ONBACK) { + BLI_addhead(&p->gpf->strokes, gps); + } + else { + BLI_addtail(&p->gpf->strokes, gps); + } gp_stroke_added_enable(p); } diff --git a/source/blender/makesdna/DNA_scene_types.h b/source/blender/makesdna/DNA_scene_types.h index 90e8d8b8270..a4934cc1f24 100644 --- a/source/blender/makesdna/DNA_scene_types.h +++ b/source/blender/makesdna/DNA_scene_types.h @@ -2088,6 +2088,8 @@ typedef enum eGPencil_Flags { GP_TOOL_FLAG_PAINTSESSIONS_ON = (1 << 0), /* When creating new frames, the last frame gets used as the basis for the new one */ GP_TOOL_FLAG_RETAIN_LAST = (1 << 1), + /* Add the strokes below all strokes in the layer */ + GP_TOOL_FLAG_PAINT_ONBACK = (1 << 2) } eGPencil_Flags; /* toolsettings->gpencil_src */ diff --git a/source/blender/makesrna/intern/rna_scene.c b/source/blender/makesrna/intern/rna_scene.c index abac6b98199..156c327f97c 100644 --- a/source/blender/makesrna/intern/rna_scene.c +++ b/source/blender/makesrna/intern/rna_scene.c @@ -2612,6 +2612,12 @@ static void rna_def_tool_settings(BlenderRNA *brna) "are included as the basis for the new one"); RNA_def_property_update(prop, NC_SCENE | ND_TOOLSETTINGS, NULL); + prop = RNA_def_property(srna, "use_gpencil_draw_onback", PROP_BOOLEAN, PROP_NONE); + RNA_def_property_boolean_sdna(prop, NULL, "gpencil_flags", GP_TOOL_FLAG_PAINT_ONBACK); + RNA_def_property_ui_text(prop, "Draw Strokes on Back", + "When draw new strokes, the new stroke is drawn below of all strokes in the layer"); + RNA_def_property_update(prop, NC_SCENE | ND_TOOLSETTINGS, NULL); + prop = RNA_def_property(srna, "grease_pencil_source", PROP_ENUM, PROP_NONE); RNA_def_property_enum_bitflag_sdna(prop, NULL, "gpencil_src"); RNA_def_property_enum_items(prop, gpencil_source_3d_items); |