Multi-View: fix Multi-View camera suffix test

If we had ambiguity in the SceneRenderView > Suffix matching test, the
first match would be used. And this would happen everytime a
SceneRenderView had an empty camera suffix.

We now take the longest matching suffix instead.

1 files changed, 4 insertions, 2 deletions

diff --git a/source/blender/blenkernel/intern/camera.c b/source/blender/blenkernel/intern/camera.c
index b308dc7a262..af3608901f8 100644
--- a/source/blender/blenkernel/intern/camera.c
+++ b/source/blender/blenkernel/intern/camera.c
@@ -846,18 +846,20 @@ static Object *camera_multiview_advanced(Scene *scene, Object *camera, const cha
 	char name[MAX_NAME];
 	const char *camera_name = camera->id.name + 2;
 	const int len_name = strlen(camera_name);
+	int len_suffix_max = -1;
 
 	name[0] = '\0';
 
+	/* we need to take the better match, thus the len_suffix_max test */
 	for (srv = scene->r.views.first; srv; srv = srv->next) {
 		const int len_suffix = strlen(srv->suffix);
 
-		if (len_name < len_suffix)
+		if ((len_suffix < len_suffix_max) || (len_name < len_suffix))
 			continue;
 
 		if (STREQ(camera_name + (len_name - len_suffix), srv->suffix)) {
 			BLI_snprintf(name, sizeof(name), "%.*s%s", (len_name - len_suffix), camera_name, suffix);
-			break;
+			len_suffix_max = len_suffix;
 		}
 	}