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-rw-r--r--video/out/gpu/ra.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/video/out/gpu/ra.h b/video/out/gpu/ra.h
index 08ccdaee70..34f3fb9b5c 100644
--- a/video/out/gpu/ra.h
+++ b/video/out/gpu/ra.h
@@ -85,6 +85,8 @@ struct ra_format {
// only applies to 2-component textures
bool linear_filter; // linear filtering available from shader
bool renderable; // can be used for render targets
+ bool dummy_format; // is not a real ra_format but a fake one (e.g. FBO).
+ // dummy formats cannot be used to create textures
// If not 0, the format represents some sort of packed fringe format, whose
// shader representation is given by the special_imgfmt_desc pointer.