Commit: bb44e5c73a89e034b58d8204b669f64466a485ab
Author: Antonio Vazquez
Date: Fri Jun 24 17:12:50 2022 +0200
Branches: asset-lite-greasepencil
https://developer.blender.org/rBbb44e5c73a89e034b58d8204b669f64466a485ab
Error message if the asset is empty
===================================================================
M source/blender/editors/gpencil/gpencil_asset.c
===================================================================
diff --git a/source/blender/editors/gpencil/gpencil_asset.c
b/source/blender/editors/gpencil/gpencil_asset.c
index e0a3f5face9..edda5be259d 100644
--- a/source/blender/editors/gpencil/gpencil_asset.c
+++ b/source/blender/editors/gpencil/gpencil_asset.c
@@ -143,6 +143,7 @@ static void apply_layer_settings(bGPDlayer *gpl)
/* Helper: Create an asset for data block.
* return: False if there are features non supported. */
static bool gpencil_asset_create(const bContext *C,
+ const wmOperator *op,
const bGPdata *gpd_src,
const bGPDlayer *gpl_filter,
const eGP_AssetModes mode,
@@ -275,6 +276,20 @@ static bool gpencil_asset_create(const bContext *C,
is_animation |= (BLI_listbase_count(&gpl->frames) > 1);
}
+ /* Check if something to do. */
+ bool do_export = false;
+ LISTBASE_FOREACH (bGPDlayer *, gpl, &gpd->layers) {
+ if (BLI_listbase_count(&gpl->frames) > 0) {
+ do_export = true;
+ break;
+ }
+ }
+ /* Nothing to export. */
+ if (!do_export) {
+ BKE_report(op->reports, RPT_ERROR, "No strokes were found to create the
asset.");
+ return false;
+ }
+
/* Set origin to bounding box of strokes. */
if (reset_origin) {
float gpcenter[3];
@@ -360,12 +375,12 @@ static int gpencil_asset_create_exec(const bContext *C,
const wmOperator *op)
if (mode == GP_ASSET_MODE_ALL_LAYERS_SPLIT) {
LISTBASE_FOREACH (bGPDlayer *, gpl, &gpd_src->layers) {
non_supported_feature |= gpencil_asset_create(
- C, gpd_src, gpl, mode, reset_origin, flatten_layers);
+ C, op, gpd_src, gpl, mode, reset_origin, flatten_layers);
}
}
else {
non_supported_feature = gpencil_asset_create(
- C, gpd_src, NULL, mode, reset_origin, flatten_layers);
+ C, op, gpd_src, NULL, mode, reset_origin, flatten_layers);
}
/* Warnings for non supported features in the created asset. */
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