A very small decals improvement

Author: 1Kuso4ek1

3Dev/shaders/decals.fs

@@ -45,11 +45,14 @@ void main()
     vec2 decalUv = pos.xz * 0.5 + 0.5;
     decalUv.x = 1.0 - decalUv.x;
 
+    float alpha = (nopacity < 0.0 ? texture(opacity, decalUv).x : nopacity) * (nalbedo.x < 0.0 ? texture(albedo, decalUv).w : 1.0);
+
+    if(alpha <= 0.05) discard;
+
     vec3 emission = (nemission.x < 0.0 ? texture(emission, decalUv).xyz : nemission);
     float rough = (nroughness < 0.0 ? texture(roughness, decalUv).x : nroughness);
     float metal = (nmetalness < 0.0 ? texture(metalness, decalUv).x : nmetalness);
     float ao = (nao ? texture(ao, decalUv).x : 1.0);
-    float alpha = (nopacity < 0.0 ? texture(opacity, decalUv).x : nopacity) * (nalbedo.x < 0.0 ? texture(albedo, decalUv).w : 1.0);
 
     vec3 norm = vec3(0.0);
     if(nnormalMap)