GP: New Time Offset custom frame range parameters

These parameters allow to define a frame range for the animation loop and make possible to loop a section while the scene is playing.

1 files changed, 5 insertions, 2 deletions

diff --git a/source/blender/gpencil_modifiers/intern/MOD_gpenciltime.c b/source/blender/gpencil_modifiers/intern/MOD_gpenciltime.c
index 0e66f639ce3..29f06a4017f 100644
--- a/source/blender/gpencil_modifiers/intern/MOD_gpenciltime.c
+++ b/source/blender/gpencil_modifiers/intern/MOD_gpenciltime.c
@@ -57,6 +57,8 @@ static void initData(GpencilModifierData *md)
 	gpmd->offset = 1;
 	gpmd->frame_scale = 1.0f;
 	gpmd->flag |= GP_TIME_KEEP_LOOP;
+	gpmd->sfra = 1;
+	gpmd->efra = 250;
 }
 
 static void copyData(const GpencilModifierData *md, GpencilModifierData *target)
@@ -69,8 +71,9 @@ static int remapTime(
         struct Scene *scene, struct Object *UNUSED(ob), struct bGPDlayer *gpl, int cfra)
 {
 	TimeGpencilModifierData *mmd = (TimeGpencilModifierData *)md;
-	const int sfra = scene->r.sfra;
-	const int efra = scene->r.efra;
+	const bool custom = mmd->flag &	GP_TIME_CUSTOM_RANGE;
+	const int sfra = custom ? mmd->sfra : scene->r.sfra;
+	const int efra = custom ? mmd->efra : scene->r.efra;
 	const bool invgpl = mmd->flag & GP_TIME_INVERT_LAYER;
 	const bool invpass = mmd->flag & GP_TIME_INVERT_LAYERPASS;