diff --git a/data/normalMaps/diffuseArray.png b/data/normalMaps/diffuseArray.png
index 90b2b0432..282d4c0e3 100644
Binary files a/data/normalMaps/diffuseArray.png and b/data/normalMaps/diffuseArray.png differ
diff --git a/data/normalMaps/normalArray.png b/data/normalMaps/normalArray.png
index c95bafd96..8f06ad367 100644
Binary files a/data/normalMaps/normalArray.png and b/data/normalMaps/normalArray.png differ
diff --git a/shader/lighting/cap.geom b/shader/lighting/cap.geom
index cf52d5585..0de6d1868 100644
--- a/shader/lighting/cap.geom
+++ b/shader/lighting/cap.geom
@@ -2,7 +2,7 @@
 layout (triangles) in;
 layout (triangle_strip, max_vertices = 3) out;
 layout (std140, binding = 0) uniform TheMat { mat4 theMat; } ;
-uniform vec3 lightPos;
+layout(location=0)uniform vec3 lightPos;
 // this code is duplicated in lineShadow.geom, should not be changed on its own
 vec4 projNear (vec4 pos)
 {
diff --git a/shader/lighting/lineShadow.geom b/shader/lighting/lineShadow.geom
index 4eef0cc3c..39a2ddfc3 100644
--- a/shader/lighting/lineShadow.geom
+++ b/shader/lighting/lineShadow.geom
@@ -2,8 +2,8 @@
 layout(lines_adjacency) in;
 layout(triangle_strip, max_vertices = 4) out;
 layout(std140, binding = 0) uniform TheMat { mat4 theMat; };
-uniform vec3 lightPos;
-uniform float radiusUniform;
+layout(location=0) uniform vec3 lightPos;
+layout(location=1) uniform float radiusUniform;
 // vec4 shift (vec4 p) { return (vec4 (p.xyz +
 // (lumRad.a*normalize(p.xyz-lightPos)), 1));}
 float closestPointOnLineParam3 (vec3 a, vec3 b, vec3 p) {
diff --git a/shader/lighting/texture.frag b/shader/lighting/texture.frag
index 2c47cbf98..d4b92192d 100644
--- a/shader/lighting/texture.frag
+++ b/shader/lighting/texture.frag
@@ -1,6 +1,6 @@
 #version 450 core
-uniform vec3 lightPos;
-uniform vec4 lumRad;
+layout(location=0)uniform vec3 lightPos;
+layout(location=1)uniform vec4 lumRad;
 layout (binding = 0) uniform sampler2D screenTexture;
 layout (binding = 1) uniform sampler2D normals;
 in vec2 vTexPos;
@@ -20,8 +20,8 @@ void main() {
   //float y3 = clamp(0.5 * (y1 + 1),0,1) ;
   float y3 = clamp(2*y1 + 1,0,1) ;
   //float y3 = clamp(0.5 * (y1 + 2),0,1) ;
-  float y = float(normbit.w == 0 ? y2 : y2);
-  //float y = y2;
+  //float y = float(normbit.w == 0 ? y3 : y2);
+  float y = y2;
   float x = 1 - dist / rad;
   vec3 c = y* (x * x * x) * lumRad.rgb;
   fColor = vec4(c, 0);
diff --git a/shader/lighting/wall.frag b/shader/lighting/wall.frag
deleted file mode 100644
index 8f9e71786..000000000
--- a/shader/lighting/wall.frag
+++ /dev/null
@@ -1,9 +0,0 @@
-#version 450 core
-in vec3 lum;
-in vec3 dField;
-out vec4 fColor;
-void main()
-{
-  vec3 c = pow (1 - min(1, dot(dField,dField)) , 2) * lum ;
-  fColor = vec4(c,0);
-}
diff --git a/shader/lighting/wall.geom b/shader/lighting/wall.geom
deleted file mode 100644
index bd617ebbc..000000000
--- a/shader/lighting/wall.geom
+++ /dev/null
@@ -1,32 +0,0 @@
-#version 450 core
-layout (points) in;
-layout (triangle_strip, max_vertices = 4) out;
-layout (std140, binding = 0) uniform TheMat { mat4 theMat; } ;
-uniform vec3 lightPos;
-uniform vec4 lumRad;
-out vec3 dField;
-out vec3 lum;
-float isLHS (vec2 startV, vec2 testV)
-{ return sign( -startV.x * testV.y + startV.y * testV.x); }
-void main()
-{
-vec4 p1 = vec4 (gl_in[0].gl_Position.xy,0,1);
-vec4 p2 = vec4 (gl_in[0].gl_Position.zw,0,1);
-if (isLHS (p1.xy - lightPos.xy, p2.xy - lightPos.xy) < 0)
-{ lum = lumRad.rgb;
-  float rad = lumRad.a;
-  vec4 p3 = vec4 (p1.xy,100,1);
-  vec4 p4 = vec4 (p2.xy,100,1);
-  vec2 d1 = p1.xy - lightPos.xy;
-  vec2 d2 = p2.xy - lightPos.xy;
-  vec4 a1 = theMat * p1;
-  vec4 a2 = theMat * p2;
-  vec4 a3 = theMat * p3;
-  vec4 a4 = theMat * p4;
-  dField = (p1.xyz - lightPos) / rad; gl_Position = a1; EmitVertex();
-  dField = (p3.xyz - lightPos) / rad; gl_Position = a3; EmitVertex();
-  dField = (p2.xyz - lightPos) / rad; gl_Position = a2; EmitVertex();
-  dField = (p4.xyz - lightPos) / rad; gl_Position = a4; EmitVertex();
-  EndPrimitive();
-} else {}
-}
diff --git a/shader/lighting/wall.vert b/shader/lighting/wall.vert
deleted file mode 100644
index ffb827dbb..000000000
--- a/shader/lighting/wall.vert
+++ /dev/null
@@ -1,6 +0,0 @@
-#version 450 core
-layout (location = 0) in vec4 poss;
-void main()
-{
-  gl_Position = poss;
-}
diff --git a/shader/lighting/wallShadow.geom b/shader/lighting/wallShadow.geom
index 017b549a5..c15fbbc67 100644
--- a/shader/lighting/wallShadow.geom
+++ b/shader/lighting/wallShadow.geom
@@ -2,8 +2,8 @@
 layout(points) in;
 layout(triangle_strip, max_vertices = 18) out;
 layout(std140, binding = 0) uniform TheMat { mat4 theMat; };
-uniform vec3 lightPos;
-uniform float rad;
+layout(location=0) uniform vec3 lightPos;
+layout(location=1) uniform float rad;
 float rad2 = rad;
 // Preprocessed to include ../functions.glsl
 float closestPointOnLineParam (vec2 a, vec2 b, vec2 p) {
diff --git a/src/Dodge/Render.hs b/src/Dodge/Render.hs
index 93bbc4f15..e432bda7a 100644
--- a/src/Dodge/Render.hs
+++ b/src/Dodge/Render.hs
@@ -127,8 +127,10 @@ doDrawing' win pdata u = do
     glDepthFunc GL_LESS
     -- draw wall occlusions from the camera's point of view
     glUseProgram (pdata ^. lightingWallShadShader . shadName)
-    glUniform3f (pdata ^?! lightingWallShadShader . shadUnis . ix 0) vfx vfy 20
-    glUniform1f (pdata ^?! lightingWallShadShader . shadUnis . ix 1) 1000
+    glProgramUniform3f (pdata ^. lightingWallShadShader . shadName) 
+        0 vfx vfy 20
+    glProgramUniform1f (pdata ^. lightingWallShadShader . shadName) 
+        1 1000
     glBindVertexArray $ pdata ^. lightingWallShadShader . shadVAO . vaoName
     unless (debugOn Remove_LOS cfig) $
         glDrawArrays
diff --git a/src/Dodge/Render/Walls.hs b/src/Dodge/Render/Walls.hs
index 602aebaa4..29dfa05af 100644
--- a/src/Dodge/Render/Walls.hs
+++ b/src/Dodge/Render/Walls.hs
@@ -13,6 +13,7 @@ import Dodge.Wall.Draw
 import Geometry
 import ShapePicture
 
+-- not necessary: should just poke all walls to their wanted places
 wallsToDraw :: World -> ([((Point2, Point2), Point4)], [((Point2, Point2), Point4)], SPic, [Wall])
 wallsToDraw w = L.fold
             ( (,,,)
@@ -22,9 +23,9 @@ wallsToDraw w = L.fold
                 <*> L.prefilter wlOpaqueDraw L.list
             )
             (w ^. cWorld . lWorld . walls)
+--            (wlsFromIXs w $ zonesExtract (w ^. wlZoning) $ zoneOfSight wlZoneSize cam)
   where
     f wl = (_wlLine wl, _wlColor wl)
---            (wlsFromIXs w $ zonesExtract (w ^. wlZoning) $ zoneOfSight wlZoneSize cam)
 --    cam = w ^. cWorld . camPos
 
 --wallsToDraw
diff --git a/src/Preload/Render.hs b/src/Preload/Render.hs
index 2b79e5a1d..27fc7e979 100644
--- a/src/Preload/Render.hs
+++ b/src/Preload/Render.hs
@@ -111,13 +111,10 @@ preloadRender = do
     -- lighting shaders
     lightingWallShadShad <-
         makeShaderUsingVAO "lighting/wallShadow" [vert, geom, frag] EPoints wpVAO
-            >>= addUniforms ["lightPos","rad"]
     lightingCapShad <-
         makeShaderUsingVAO "lighting/cap" [vert, geom] ETriangles shPosVAO
-            >>= addUniforms ["lightPos"]
     lightingLineShadowShad <-
         makeShaderUsingVAO "lighting/lineShadow" [vert, geom] ELinesAdjacency shEdgeVAO
-            >>= addUniforms ["lightPos", "radiusUniform"]
 
     shadowedgeshader <-
         makeShaderUsingVAO "shadow/edge" [vert, geom] ELinesAdjacency shEdgeVAO
@@ -158,7 +155,6 @@ preloadRender = do
     grayscaleShad <- makeShaderUsingVAO "texture/grayscale" [vert, frag] ETriangleStrip fsshadvao
     lightingTextureShad <-
         makeShaderUsingVAO "lighting/texture" [vert, frag] ETriangleStrip fsshadvao
-            >>= addUniforms ["lightPos", "lumRad"]
     barrelShad <- makeShader "texture/barrel" [vert, geom, frag] [2, 2, 2, 1] EPoints
     -- blank wallShader
     wallBlankShad <- makeShaderUsingVAO "wall/blank" [vert, geom, frag] EPoints wpColVAO
diff --git a/src/Render.hs b/src/Render.hs
index b5ea514b9..182f68c5b 100644
--- a/src/Render.hs
+++ b/src/Render.hs
@@ -11,8 +11,6 @@ import Control.Lens
 import Control.Monad
 import Control.Monad.Primitive
 import Data.Preload.Render
-import qualified Data.Vector as V
---import Control.Monad
 import qualified Data.Vector.Fusion.Stream.Monadic as VFSM
 import qualified Data.Vector.Mutable as MV
 import qualified Data.Vector.Unboxed.Mutable as UMV
@@ -88,8 +86,8 @@ createLightMap cfig pdata lightPoints nWalls nSils nCaps shadsdrawtype toPos dra
             glColorMask GL_TRUE GL_TRUE GL_TRUE GL_TRUE
             glStencilFunc GL_EQUAL 0 255
             glUseProgram (ltextShad ^. shadName)
-            glUniform3f (_shadUnis ltextShad V.! 0) x y z
-            glUniform4f (_shadUnis ltextShad V.! 1) r g b rad
+            glUniform3f 0 x y z
+            glUniform4f 1 r g b rad
             glBindVertexArray $ ltextShad ^. shadVAO . vaoName
             glDrawArrays
                 (marshalEPrimitiveMode (_shadPrim' ltextShad))
@@ -152,8 +150,8 @@ createLightMap cfig pdata lightPoints nWalls nSils nCaps shadsdrawtype toPos dra
             glStencilFunc GL_ALWAYS 0 255
             --draw wall shadows
             glUseProgram (_shadName lwallShad)
-            glUniform3f (_shadUnis lwallShad V.! 0) x y z
-            glUniform1f (_shadUnis lwallShad V.! 1) rad
+            glUniform3f 0 x y z
+            glUniform1f 1 rad
             glBindVertexArray $ lwallShad ^. shadVAO . vaoName -- Just (_vao $ _shadVAO lwallShad)
             glDrawArrays
                 (marshalEPrimitiveMode $ _shadPrim' lwallShad)
@@ -164,8 +162,8 @@ createLightMap cfig pdata lightPoints nWalls nSils nCaps shadsdrawtype toPos dra
                     --draw silhouette shadows
                     glEnable GL_DEPTH_CLAMP
                     glUseProgram (_shadName llinesShad)
-                    glUniform3f (_shadUnis llinesShad V.! 0) x y z
-                    glUniform1f (_shadUnis llinesShad V.! 1) rad
+                    glUniform3f 0 x y z
+                    glUniform1f 1 rad
                     glBindVertexArray (_vaoName $ _shadVAO llinesShad)
                     glDrawElements
                         (marshalEPrimitiveMode $ _shadPrim' llinesShad)
@@ -177,7 +175,7 @@ createLightMap cfig pdata lightPoints nWalls nSils nCaps shadsdrawtype toPos dra
                     glCullFace GL_BACK
                     glCullFace GL_FRONT
                     glUseProgram (_shadName lcapShad)
-                    glUniform3f (_shadUnis lcapShad V.! 0) x y z
+                    glUniform3f 0 x y z
                     glBindVertexArray $ lcapShad ^. shadVAO . vaoName --Just (_vao $ _shadVAO lcapShad)
                     glDrawElements
                         (marshalEPrimitiveMode $ _shadPrim' lcapShad)
@@ -196,8 +194,8 @@ createLightMap cfig pdata lightPoints nWalls nSils nCaps shadsdrawtype toPos dra
             glColorMask GL_TRUE GL_TRUE GL_TRUE GL_TRUE
             glStencilFunc GL_EQUAL 0 255
             glUseProgram (ltextShad ^. shadName) --Just (_shadProg ltextShad)
-            glUniform3f (_shadUnis ltextShad V.! 0) x y z
-            glUniform4f (_shadUnis ltextShad V.! 1) r g b rad
+            glUniform3f 0 x y z
+            glUniform4f 1 r g b rad
             --bindVertexArrayObject $= ltextShad ^? shadVAO' . vaoName -- Just (_vao $ _shadVAO ltextShad)
             glBindVertexArray $ ltextShad ^. shadVAO . vaoName -- Just (_vao $ _shadVAO ltextShad)
             glDrawArrays
diff --git a/src/Shader.hs b/src/Shader.hs
index 7d901697f..b5caf9a98 100644
--- a/src/Shader.hs
+++ b/src/Shader.hs
@@ -24,14 +24,10 @@ drawShaderLay :: Int -> UMV.MVector (PrimState IO) Int -> Int -> (FullShader,VBO
 {-# INLINE drawShaderLay #-}
 drawShaderLay l countsVector shadIn fs = do 
     i <- UMV.read countsVector shadIn
-    --currentProgram $= Just (_shadProg' fs)
     glUseProgram (_shadName $ fst fs)
     glBindVertexArray $ fs ^. _1 . shadVAO . vaoName
-    --bindVertexArrayObject $= Just (_vaoName $ _shadVAO' fs)
     case _shadTex' $ fst fs of 
         Just ShaderTexture{_textureObject = txo} --, _textureTarget = tt}
-            -- -> textureBinding Texture2D $= Just txo
-            -- -> glBindTexture tt txo
             -> glBindTextureUnit 0 txo
         _   -> return ()
     glDrawArrays 
diff --git a/src/Shader/AuxAddition.hs b/src/Shader/AuxAddition.hs
index acdf73bc6..ca81f0109 100644
--- a/src/Shader/AuxAddition.hs
+++ b/src/Shader/AuxAddition.hs
@@ -2,7 +2,6 @@ module Shader.AuxAddition
     ( addSamplerTexture2D
     , vaddTextureNoFilter
     , addTextureArray
-    , addUniforms
     , initTexture2D
     , initTexture2DArray
     , tilesToLine -- ^ kept in case it is needed in the future
@@ -10,10 +9,6 @@ module Shader.AuxAddition
 import Data.Preload.Render
 import Unsafe.Coerce
 import Shader.Data
-import Control.Monad
-import qualified Data.ByteString as BS
-import Data.ByteString.Char8 (pack)
-import qualified Data.Vector as V
 import Data.List.Extra
 import Codec.Picture
 import qualified Data.Vector.Storable as VS
@@ -142,11 +137,3 @@ tilesToLine
     -> [a]
     -> [a]
 tilesToLine n w = concat . concat . transpose . chunksOf n . chunksOf w
-
-addUniforms :: [String] -> FullShader -> IO FullShader
-addUniforms uniStrings shad = do foldM addUniform shad uniStrings
-
-addUniform :: FullShader -> String -> IO FullShader
-addUniform shad unistr = BS.useAsCString (pack unistr) $ \cstr -> do
-    loc <- glGetUniformLocation (_shadName shad) cstr
-    return $ shad & shadUnis %~ (V.++ V.fromList [loc])
diff --git a/src/Shader/Compile.hs b/src/Shader/Compile.hs
index e253e7df3..99b458d87 100644
--- a/src/Shader/Compile.hs
+++ b/src/Shader/Compile.hs
@@ -43,7 +43,6 @@ makeShader s shaderlist sizes pm = do
             , _shadVAO = vao
             , _shadPrim' = pm
             , _shadTex' = Nothing
-            , _shadUnis = mempty
             }
             , vbo)
 
@@ -67,7 +66,6 @@ makeShader4 s shaderlist sizes strd pm vbo = do
             , _shadVAO = vao
             , _shadPrim' = pm
             , _shadTex' = Nothing
-            , _shadUnis = mempty
             }
 
 setupVBO :: Int -> IO VBO
@@ -108,7 +106,6 @@ makeByteStringShaderUsingVAO s shaderlist pm vao = do
             , _shadVAO = vao
             , _shadPrim' = pm
             , _shadTex' = Nothing
-            , _shadUnis = mempty
             }
 
 -- | Takes the VAO from elsewhere
@@ -128,7 +125,6 @@ makeShaderUsingVAO s shaderlist pm theVAO = do
             , _shadVAO = theVAO
             , _shadPrim' = pm
             , _shadTex' = Nothing
-            , _shadUnis = mempty
             }
 
 {- |
@@ -154,7 +150,6 @@ makeShaderSized s shaderlist sizes ndraw pm = do
             , _shadVAO = vao
             , _shadPrim' = pm
             , _shadTex' = Nothing
-            , _shadUnis = mempty
             }
         , vbo)
 
diff --git a/src/Shader/Data.hs b/src/Shader/Data.hs
index 08e63717d..31e4a9b46 100644
--- a/src/Shader/Data.hs
+++ b/src/Shader/Data.hs
@@ -28,13 +28,11 @@ module Shader.Data
     , shadVAO
     , shadPrim'
     , shadTex'
-    , shadUnis
 -- | Synonyms
     , vert
     , geom
     , frag
     ) where
-import Data.Vector (Vector)
 import Graphics.GL.Core45
 import Foreign
 import Control.Lens
@@ -44,7 +42,6 @@ data FullShader = FullShader
     , _shadVAO  :: VAO
     , _shadPrim' :: EPrimitiveMode
     , _shadTex'  :: Maybe ShaderTexture
-    , _shadUnis :: Vector GLint
     }
 {- | Vertex array object: contains the reference to the object,
 and its buffer targets.  -}