X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=futatabi%2Fhole_fill.frag;fp=futatabi%2Fhole_fill.frag;h=bec50d8aec6868176e974b7b69a8014cc45bc7cf;hb=6e116a6bbeb2c047a3bfb084395ec601ce211e6c;hp=0000000000000000000000000000000000000000;hpb=ce2e0615420b706e1ff2405fffcedfba37a9adac;p=nageru

diff --git a/futatabi/hole_fill.frag b/futatabi/hole_fill.frag
new file mode 100644
index 0000000..bec50d8
--- /dev/null
+++ b/futatabi/hole_fill.frag
@@ -0,0 +1,16 @@
+#version 450 core
+
+in vec2 tc;
+out vec2 out_flow;
+
+uniform sampler2D tex;
+
+void main()
+{
+	vec2 flow = texture(tex, tc).xy;
+	if (flow.x > 100.0f) {
+		// Don't copy unset flows around.
+		discard;
+	}
+	out_flow = flow;
+}