Remove individual uniforms from instancing light maps

shader/shadow/wallShadow.geom

@@ -7,8 +7,8 @@ layout (std140, binding = 1) uniform LightsBlock
     vec4 posBool[20];
     vec4 colRad[20];
 } ;
-uniform vec3 lightPos;
 uniform int lightID;
+vec3 lightPos = posBool[lightID].xyz;
 vec4 shift (vec4 p)
 { return vec4 (p.xy + (200 * (p.xy-lightPos.xy)), 0 , 1);
 }