Remove the 'reorient' function from Cube.

[spline3.git] / src / Cube.hs

diff --git a/src/Cube.hs b/src/Cube.hs
index 8d978f732ffeb8fe2acd7f04b46a5912ede43168..8287177ed17edf6307a9517d06e11548320fa7da 100644 (file)
--- a/src/Cube.hs
+++ b/src/Cube.hs
@@ -2,10 +2,10 @@ module Cube
 where
 
 import Cardinal
-import Face (Face(Face, v0, v1, v2, v3))
+import qualified Face (Face(Face, v0, v1, v2, v3))
 import FunctionValues
 import Point
-import Tetrahedron (Tetrahedron(Tetrahedron), fv)
+import Tetrahedron hiding (c)
 import ThreeDimensional
 
 data Cube = Cube { h :: Double,
@@ -26,7 +26,8 @@ instance Show Cube where
         " ymin: " ++ (show (ymin c)) ++ "\n" ++
         " ymax: " ++ (show (ymax c)) ++ "\n" ++
         " zmin: " ++ (show (zmin c)) ++ "\n" ++
-        " zmax: " ++ (show (zmax c)) ++ "\n"
+        " zmax: " ++ (show (zmax c)) ++ "\n" ++
+        " fv: " ++ (show (Cube.fv c)) ++ "\n"
         where
           subscript =
               (show (i c)) ++ "," ++ (show (j c)) ++ "," ++ (show (k c))
@@ -111,31 +112,31 @@ instance ThreeDimensional Cube where
 -- Face stuff.
 
 -- | The top (in the direction of z) face of the cube.
-top_face :: Cube -> Face
-top_face c = Face v0' v1' v2' v3'
+top_face :: Cube -> Face.Face
+top_face c = Face.Face v0' v1' v2' v3'
     where
       delta = (1/2)*(h c)
-      v0' = (center c) + (delta, delta, delta)
-      v1' = (center c) + (delta, -delta, delta)
-      v2' = (center c) + (-delta, -delta, delta)
-      v3' = (center c) + (-delta, delta, delta)
+      v0' = (center c) + (delta, -delta, delta)
+      v1' = (center c) + (delta, delta, delta)
+      v2' = (center c) + (-delta, delta, delta)
+      v3' = (center c) + (-delta, -delta, delta)
 
 
 
 -- | The back (in the direction of x) face of the cube.
-back_face :: Cube -> Face
-back_face c = Face v0' v1' v2' v3'
+back_face :: Cube -> Face.Face
+back_face c = Face.Face v0' v1' v2' v3'
     where
       delta = (1/2)*(h c)
-      v0' = (center c) + (delta, delta, delta)
+      v0' = (center c) + (delta, -delta, -delta)
       v1' = (center c) + (delta, delta, -delta)
-      v2' = (center c) + (delta, -delta, -delta)
+      v2' = (center c) + (delta, delta, delta)
       v3' = (center c) + (delta, -delta, delta)
 
 
 -- The bottom face (in the direction of -z) of the cube.
-down_face :: Cube -> Face
-down_face c = Face v0' v1' v2' v3'
+down_face :: Cube -> Face.Face
+down_face c = Face.Face v0' v1' v2' v3'
     where
       delta = (1/2)*(h c)
       v0' = (center c) + (delta, delta, -delta)
@@ -146,8 +147,8 @@ down_face c = Face v0' v1' v2' v3'
 
 
 -- | The front (in the direction of -x) face of the cube.
-front_face :: Cube -> Face
-front_face c = Face v0' v1' v2' v3'
+front_face :: Cube -> Face.Face
+front_face c = Face.Face v0' v1' v2' v3'
     where
       delta = (1/2)*(h c)
       v0' = (center c) + (-delta, -delta, delta)
@@ -155,10 +156,9 @@ front_face c = Face v0' v1' v2' v3'
       v2' = (center c) + (-delta, delta, -delta)
       v3' = (center c) + (-delta, -delta, -delta)
 
-
 -- | The left (in the direction of -y) face of the cube.
-left_face :: Cube -> Face
-left_face c = Face v0' v1' v2' v3'
+left_face :: Cube -> Face.Face
+left_face c = Face.Face v0' v1' v2' v3'
     where
       delta = (1/2)*(h c)
       v0' = (center c) + (-delta, -delta, delta)
@@ -168,8 +168,8 @@ left_face c = Face v0' v1' v2' v3'
 
 
 -- | The right (in the direction of y) face of the cube.
-right_face :: Cube -> Face
-right_face c = Face v0' v1' v2' v3'
+right_face :: Cube -> Face.Face
+right_face c = Face.Face v0' v1' v2' v3'
     where
       delta = (1/2)*(h c)
       v0' = (center c) + (-delta, delta, -delta)
@@ -178,15 +178,14 @@ right_face c = Face v0' v1' v2' v3'
       v3' = (center c) + (-delta, delta, delta)
 
 
-
 tetrahedron0 :: Cube -> Tetrahedron
 tetrahedron0 c =
     Tetrahedron (Cube.fv c) v0' v1' v2' v3'
     where
       v0' = center c
       v1' = center (front_face c)
-      v2' = v0 (front_face c)
-      v3' = v1 (front_face c)
+      v2' = Face.v0 (front_face c)
+      v3' = Face.v1 (front_face c)
 
 tetrahedron1 :: Cube -> Tetrahedron
 tetrahedron1 c =
@@ -194,8 +193,8 @@ tetrahedron1 c =
     where
       v0' = center c
       v1' = center (front_face c)
-      v2' = v1 (front_face c)
-      v3' = v2 (front_face c)
+      v2' = Face.v1 (front_face c)
+      v3' = Face.v2 (front_face c)
       fv' = rotate (Cube.fv c) ccwx
 
 tetrahedron2 :: Cube -> Tetrahedron
@@ -204,8 +203,8 @@ tetrahedron2 c =
     where
       v0' = center c
       v1' = center (front_face c)
-      v2' = v2 (front_face c)
-      v3' = v3 (front_face c)
+      v2' = Face.v2 (front_face c)
+      v3' = Face.v3 (front_face c)
       fv' = rotate (Cube.fv c) (ccwx . ccwx)
 
 tetrahedron3 :: Cube -> Tetrahedron
@@ -214,8 +213,8 @@ tetrahedron3 c =
     where
       v0' = center c
       v1' = center (front_face c)
-      v2' = v3 (front_face c)
-      v3' = v1 (front_face c)
+      v2' = Face.v3 (front_face c)
+      v3' = Face.v0 (front_face c)
       fv' = rotate (Cube.fv c) cwx
 
 tetrahedron4 :: Cube -> Tetrahedron
@@ -224,8 +223,8 @@ tetrahedron4 c =
     where
       v0' = center c
       v1' = center (top_face c)
-      v2' = v0 (front_face c)
-      v3' = v1 (front_face c)
+      v2' = Face.v0 (top_face c)
+      v3' = Face.v1 (top_face c)
       fv' = rotate (Cube.fv c) cwy
 
 tetrahedron5 :: Cube -> Tetrahedron
@@ -234,9 +233,9 @@ tetrahedron5 c =
     where
       v0' = center c
       v1' = center (top_face c)
-      v2' = v1 (top_face c)
-      v3' = v2 (top_face c)
-      fv' = rotate (Tetrahedron.fv (tetrahedron0 c)) ccwx
+      v2' = Face.v1 (top_face c)
+      v3' = Face.v2 (top_face c)
+      fv' = rotate (Tetrahedron.fv (tetrahedron4 c)) ccwz
 
 tetrahedron6 :: Cube -> Tetrahedron
 tetrahedron6 c =
@@ -244,9 +243,9 @@ tetrahedron6 c =
     where
       v0' = center c
       v1' = center (top_face c)
-      v2' = v2 (top_face c)
-      v3' = v3 (top_face c)
-      fv' = rotate (Tetrahedron.fv (tetrahedron0 c)) (ccwx . ccwx)
+      v2' = Face.v2 (top_face c)
+      v3' = Face.v3 (top_face c)
+      fv' = rotate (Tetrahedron.fv (tetrahedron4 c)) (ccwz . ccwz)
 
 tetrahedron7 :: Cube -> Tetrahedron
 tetrahedron7 c =
@@ -254,9 +253,51 @@ tetrahedron7 c =
     where
       v0' = center c
       v1' = center (top_face c)
-      v2' = v3 (top_face c)
-      v3' = v1 (top_face c)
-      fv' = rotate (Tetrahedron.fv (tetrahedron0 c)) cwx
+      v2' = Face.v3 (top_face c)
+      v3' = Face.v0 (top_face c)
+      fv' = rotate (Tetrahedron.fv (tetrahedron4 c)) cwz
+
+tetrahedron8 :: Cube -> Tetrahedron
+tetrahedron8 c =
+    Tetrahedron fv' v0' v1' v2' v3'
+    where
+      v0' = center c
+      v1' = center (back_face c)
+      v2' = Face.v0 (back_face c)
+      v3' = Face.v1 (back_face c)
+      fv' = rotate (Tetrahedron.fv (tetrahedron4 c)) cwy
+
+tetrahedron9 :: Cube -> Tetrahedron
+tetrahedron9 c =
+    Tetrahedron fv' v0' v1' v2' v3'
+    where
+      v0' = center c
+      v1' = center (back_face c)
+      v2' = Face.v1 (back_face c)
+      v3' = Face.v2 (back_face c)
+      fv' = rotate (Tetrahedron.fv (tetrahedron8 c)) ccwx
+
+tetrahedron10 :: Cube -> Tetrahedron
+tetrahedron10 c =
+    Tetrahedron fv' v0' v1' v2' v3'
+    where
+      v0' = center c
+      v1' = center (back_face c)
+      v2' = Face.v2 (back_face c)
+      v3' = Face.v3 (back_face c)
+      fv' = rotate (Tetrahedron.fv (tetrahedron8 c)) (ccwx . ccwx)
+
+
+tetrahedron11 :: Cube -> Tetrahedron
+tetrahedron11 c =
+    Tetrahedron fv' v0' v1' v2' v3'
+    where
+      v0' = center c
+      v1' = center (back_face c)
+      v2' = Face.v3 (back_face c)
+      v3' = Face.v0 (back_face c)
+      fv' = rotate (Tetrahedron.fv (tetrahedron8 c)) cwx
+
 
 tetrahedrons :: Cube -> [Tetrahedron]
 tetrahedrons c =
@@ -267,13 +308,12 @@ tetrahedrons c =
      tetrahedron4 c,
      tetrahedron5 c,
      tetrahedron6 c,
-     tetrahedron7 c
-                -- ,
-                --  tetrahedron8 c,
-                --  tetrahedron9 c,
-                --  tetrahedron10 c,
-                --  tetrahedron11 c,
-                --  tetrahedron12 c,
+     tetrahedron7 c,
+     tetrahedron8 c,
+     tetrahedron9 c,
+     tetrahedron10 c,
+     tetrahedron11 c
+     --tetrahedron12 c,
                 --  tetrahedron13 c,
                 --  tetrahedron14 c,
                 --  tetrahedron15 c,