Fix [#35110]: Dynamic Paint does not paint accurately in baked "Image Sequence" on Armature-Posed-Mesh

Dynamic Paint was also being calculated during "orco" mesh generation, causing image sequence baking to use orco derived mesh instead. This likely affected vertex type surfaces too in some cases.

1 files changed, 6 insertions, 2 deletions

diff --git a/source/blender/modifiers/intern/MOD_dynamicpaint.c b/source/blender/modifiers/intern/MOD_dynamicpaint.c
index 80866a7c435..28c21c2a879 100644
--- a/source/blender/modifiers/intern/MOD_dynamicpaint.c
+++ b/source/blender/modifiers/intern/MOD_dynamicpaint.c
@@ -105,11 +105,15 @@ static CustomDataMask requiredDataMask(Object *UNUSED(ob), ModifierData *md)
 
 static DerivedMesh *applyModifier(ModifierData *md, Object *ob, 
                                   DerivedMesh *dm,
-                                  ModifierApplyFlag UNUSED(flag))
+                                  ModifierApplyFlag flag)
 {
 	DynamicPaintModifierData *pmd = (DynamicPaintModifierData *) md;
 
-	return dynamicPaint_Modifier_do(pmd, md->scene, ob, dm);
+	/* dont apply dynamic paint on orco dm stack */
+	if (flag & MOD_APPLY_USECACHE) {
+		return dynamicPaint_Modifier_do(pmd, md->scene, ob, dm);
+	}
+	return dm;
 }
 
 static void updateDepgraph(ModifierData *md, DagForest *forest,