Feature request for all paint systems that support it: Jittering in

absolute coordinates. This allows an artist to lower the brush radius
while keeping the spread of the brush constant. A toggle under the
jitter slider provides the option to switch between relative/absolute.

1 files changed, 11 insertions, 0 deletions

diff --git a/source/blender/makesrna/intern/rna_brush.c b/source/blender/makesrna/intern/rna_brush.c
index 03e8091258d..85cc706dfa1 100644
--- a/source/blender/makesrna/intern/rna_brush.c
+++ b/source/blender/makesrna/intern/rna_brush.c
@@ -637,6 +637,12 @@ static void rna_def_brush(BlenderRNA *brna)
 	RNA_def_property_ui_text(prop, "Jitter", "Jitter the position of the brush while painting");
 	RNA_def_property_update(prop, 0, "rna_Brush_update");
 
+	prop = RNA_def_property(srna, "jitter_absolute", PROP_INT, PROP_NONE);
+	RNA_def_property_int_sdna(prop, NULL, "jitter_absolute");
+	RNA_def_property_range(prop, 0, 1000000);
+	RNA_def_property_ui_text(prop, "Absolute Jitter", "Jitter the position of the brush while painting in pixels");
+	RNA_def_property_update(prop, 0, "rna_Brush_update");
+
 	prop = RNA_def_property(srna, "spacing", PROP_INT, PROP_PERCENTAGE);
 	RNA_def_property_int_sdna(prop, NULL, "spacing");
 	RNA_def_property_range(prop, 1, 1000);
@@ -793,6 +799,11 @@ static void rna_def_brush(BlenderRNA *brna)
 	RNA_def_property_ui_text(prop, "Rake", "Rotate the brush texture to match the stroke direction");
 	RNA_def_property_update(prop, 0, "rna_Brush_update");
 
+	prop = RNA_def_property(srna, "use_absolute_jitter", PROP_BOOLEAN, PROP_NONE);
+	RNA_def_property_boolean_sdna(prop, NULL, "flag", BRUSH_ABSOLUTE_JITTER);
+	RNA_def_property_ui_text(prop, "Absolute Jitter", "Jittering happens in screen space, not relative to brush size");
+	RNA_def_property_update(prop, 0, "rna_Brush_update");
+
 	prop = RNA_def_property(srna, "use_random_rotation", PROP_BOOLEAN, PROP_NONE);
 	RNA_def_property_boolean_sdna(prop, NULL, "flag", BRUSH_RANDOM_ROTATION);
 	RNA_def_property_ui_text(prop, "Random Rotation", "Rotate the brush texture at random");