Continue work on shadow rendering

2023-03-14 11:20:38 +00:00
parent 9947979b52
commit 6af041bb8c
20 changed files with 417 additions and 380 deletions
@@ -4,12 +4,14 @@ uniform vec4 lumRad;
 uniform sampler2D screenTexture;
 in vec2 vTexPos;
 out vec4 fColor;
-void main()
-{
-    vec3 distVec = texture(screenTexture,vTexPos).xyz - lightPos;
-    float dist = dot(distVec,distVec);
-    if (dist > lumRad.a) {discard;}
-    float x = 1 - dist / lumRad.a ;
-    vec3 c = (x * x * x) * lumRad.rgb ;
-    fColor = vec4(c,0);
+float rad = lumRad.a;
+void main() {
+  vec3 distVec = texture(screenTexture, vTexPos).xyz - lightPos;
+  float dist = dot(distVec, distVec);
+  if (dist > rad) {
+    discard;
+  }
+  float x = 1 - dist / rad;
+  vec3 c = (x * x * x) * lumRad.rgb;
+  fColor = vec4(c, 0);
 }