Working shadows from foreground, not optimised

src/Dodge/Render.hs

@@ -63,8 +63,9 @@ doDrawing pdata w = do
 
     -- store floor position into buffer
     let addC (xx,yy) = (xx,yy,0)
-    nsurfVs <- F.foldM (pokeShader (_lightingSurfaceShader pdata)) [Render3 
-        $ polyToTris $ map addC $ screenPolygon w ]
+    nsurfVs <- F.foldM (pokeShader (_lightingSurfaceShader pdata)) 
+        $ [Render3 $ polyToTris $ map addC $ screenPolygon w ]
+        ++ concatMap polyToGeoRender (foregroundPics w)
     bindShaderBuffers [_lightingSurfaceShader pdata] [nsurfVs]
 
     depthFunc $= Just Less

src/Dodge/Room/Foreground.hs

@@ -48,9 +48,9 @@ diagonalLinesRect pa pb w d ang = zip lhsPoints $ map findDiPoint lhsPoints
         ]
     yN = d * 0.5 *.* normalizeV (pa -.- pb)
 
-highPipe :: Point2 -> Point2 -> [Polyhedra]
-highPipe x@(xx,xy) y = 
-    [ Polyhedron . map (map ( (,orange) . (+.+.+ (xx,xy,50)))) 
+highPipe :: Float -> Point2 -> Point2 -> [Polyhedra]
+highPipe h x@(xx,xy) y = 
+    [ Polyhedron . map (map ( (,orange) . (+.+.+ (xx,xy,h)))) 
         $ boxABC (a,b,0) (a',b',0) (0,0,10)
 --    ,verticalPipe 5 orange x 0 100 
 --    ,verticalPipe 5 orange y 0 100 

src/Dodge/Room/Start.hs

@@ -22,7 +22,9 @@ startRoom :: RandomGen g => State g (Tree (Either Room Room))
 startRoom = do
     w <- state $ randomR (100,400)
     h <- state $ randomR (200,400)
-    let fground = sPS (0,0) 0 $ PutForeground $ highPipe (0,h/3) (w, h/3)
+    let fground = sPS (0,0) 0 $ PutForeground $ 
+            highPipe 80 (0,h/3) (w, 2*h/3)
+            ++ highPipe 20 (0,2*h/3) (w, h/3)
 --            , girderV cola 10 (0,3*h/4) (w, 3*h/4)
 --            , girder colb 5 (0,5*h/8) (w, 5*h/8)
     treeFromPost [Left rezBox, Left door] . Right <$> randomiseOutLinks (shiftRoomBy ((-20,-20),0) $ roomRectAutoLinks w h & rmPS %~ (fground :))