Cleanup shadows

shader/lighting/wallShadow.vert

@@ -1,16 +1,16 @@
 #version 450 core
 struct PosTex { vec4 pospos; vec4 texang; };
 layout (std140, binding = 0) uniform TheMat { mat4 theMat; } ;
+layout (std140, binding = 1) uniform TheLight { vec4 lightPos; vec4 colrad; };
 layout (std430, binding = 2) readonly buffer Pos { PosTex data[]; };
-layout(location=0) uniform vec3 lightPos;
-layout(location=1) uniform float rad;
+float rad = colrad.w;
 int indices[18] = 
-    {5,1,7      //    6----7
-    ,7,1,3      //   /|   /|
-    ,7,3,6      //  2-+--3 |
-    ,6,3,2      //  | 4  | 5
-    ,6,2,4      //  0    1  
-    ,4,2,0
+    {5,7,1      //    6----7
+    ,7,3,1      //   /|   /|
+    ,7,6,3      //  2-+--3 |
+    ,6,2,3      //  | 4  | 5
+    ,6,4,2      //  0    1  
+    ,4,0,2
     };
 vec2 shift(vec2 p) {
   return vec2(lightPos.xy + (rad * normalize(p - lightPos.xy)));