First pass implementing exponentially fading lighting

shader/fadeCircle.vert

@@ -1,12 +1,8 @@
 #version 430 core
-layout (location = 0) in vec3 position;
-layout (location = 1) in vec4 color;
-layout (location = 2) in float rad;
-out vec4 vColor;
-out float vRad;
+layout (location = 0) in vec4 position;
+out vec2 vParams;
 void main()
 {
-  gl_Position = vec4(position,1);
-  vColor = color;
-  vRad = rad;
+  gl_Position = vec4(position.xy,0,1);
+  vParams = position.zw;
 }