Refactor floor lighting shader with distance field

2021-03-20 20:39:55 +01:00
parent 4365185f9f
commit a8aa19bb18
2 changed files with 13 additions and 7 deletions
@@ -1,12 +1,13 @@
 #version 430 core
 in vec2 cenPosT;
-in vec2 gParams;
+in float lum;
+
+in vec2 dField;
+
 out vec4 fColor;

 void main()
 {
-  vec2 pos = gl_FragCoord.xy;
-  float dist = min(1 , 2*distance(pos,cenPosT) / (gParams.x));
-  float c = gParams.y * pow(1-dist,2);
+  float c = pow (1 - min(1, dot(dField,dField)) , 2) * lum ;
  fColor = vec4(c,c,c,c);
 }