4 files changed, 20 insertions, 16 deletions

diff --git a/Spear.lkshs b/Spear.lkshs
index 07ac962..9c09d4d 100644
--- a/Spear.lkshs
+++ b/Spear.lkshs
@@ -1,18 +1,18 @@
 Version of session file format:
                1
 Time of storage:
-               "Sat Sep  1 14:53:50 CEST 2012"
-Layout:        VerticalP (TerminalP {paneGroups = fromList [], paneTabs = Just TopP, currentPage = 1, detachedId = Nothing, detachedSize = Nothing}) (HorizontalP (TerminalP {paneGroups = fromList [("Browser",HorizontalP (TerminalP {paneGroups = fromList [], paneTabs = Nothing, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) (HorizontalP (TerminalP {paneGroups = fromList [], paneTabs = Nothing, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) (TerminalP {paneGroups = fromList [], paneTabs = Nothing, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) 317) 228),("Debug",HorizontalP (TerminalP {paneGroups = fromList [], paneTabs = Nothing, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) (TerminalP {paneGroups = fromList [], paneTabs = Just TopP, currentPage = 1, detachedId = Nothing, detachedSize = Nothing}) 271)], paneTabs = Just BottomP, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) (TerminalP {paneGroups = fromList [], paneTabs = Nothing, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) 696) 954
-Population:    [(Just (BreakpointsSt BreakpointsState),[SplitP RightP,SplitP TopP,GroupP "Debug",SplitP BottomP]),(Just (ErrorsSt ErrorsState),[SplitP RightP,SplitP TopP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/GameObject/Factory.hs" 1205)),[SplitP LeftP]),(Just (FilesSt FilesState),[SplitP RightP,SplitP TopP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/Spear/Scene/GameObject.hs" 925)),[SplitP LeftP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/GameObject.hs" 1656)),[SplitP LeftP]),(Just (InfoSt (InfoState Nothing)),[SplitP RightP,SplitP TopP,GroupP "Browser",SplitP BottomP,SplitP BottomP]),(Just (LogSt LogState),[SplitP RightP,SplitP BottomP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/Spear/Math/MatrixUtils.hs" 1112)),[SplitP LeftP]),(Just (ModulesSt (ModulesState 328 (PackageScope False,False) (Nothing,Nothing) (ExpanderState {packageExp = ([],[]), packageExpNoBlack = ([],[]), packageDExp = ([],[]), packageDExpNoBlack = ([],[]), workspaceExp = ([],[]), workspaceExpNoBlack = ([],[]), workspaceDExp = ([],[]), workspaceDExpNoBlack = ([],[]), systemExp = ([],[]), systemExpNoBlack = ([],[])}))),[SplitP RightP,SplitP TopP,GroupP "Browser",SplitP BottomP,SplitP TopP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/GameObject/Player.hs" 416)),[SplitP LeftP]),(Just (SearchSt (SearchState {searchString = "putStrLn", searchScope = PackageScope False, searchMode = Prefix {caseSense = False}})),[SplitP RightP,SplitP TopP]),(Just (TraceSt TraceState),[SplitP RightP,SplitP TopP,GroupP "Debug",SplitP BottomP]),(Just (VariablesSt VariablesState),[SplitP RightP,SplitP TopP,GroupP "Debug",SplitP BottomP]),(Just (WorkspaceSt WorkspaceState),[SplitP RightP,SplitP TopP,GroupP "Browser",SplitP TopP]),(Just (BufferSt (BufferStateTrans "_Eval.hs" "\n" 0)),[SplitP RightP,SplitP TopP,GroupP "Debug",SplitP TopP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/demos/simple-scene/main.hs" 2470)),[SplitP LeftP])]
+               "Sat Sep  1 16:40:53 CEST 2012"
+Layout:        VerticalP (TerminalP {paneGroups = fromList [], paneTabs = Just TopP, currentPage = 1, detachedId = Nothing, detachedSize = Nothing}) (HorizontalP (TerminalP {paneGroups = fromList [("Browser",HorizontalP (TerminalP {paneGroups = fromList [], paneTabs = Nothing, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) (HorizontalP (TerminalP {paneGroups = fromList [], paneTabs = Nothing, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) (TerminalP {paneGroups = fromList [], paneTabs = Nothing, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) 286) 205),("Debug",HorizontalP (TerminalP {paneGroups = fromList [], paneTabs = Nothing, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) (TerminalP {paneGroups = fromList [], paneTabs = Just TopP, currentPage = 1, detachedId = Nothing, detachedSize = Nothing}) 244)], paneTabs = Just BottomP, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) (TerminalP {paneGroups = fromList [], paneTabs = Nothing, currentPage = 0, detachedId = Nothing, detachedSize = Nothing}) 633) 954
+Population:    [(Just (BreakpointsSt BreakpointsState),[SplitP RightP,SplitP TopP,GroupP "Debug",SplitP BottomP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/Spear/Collision.hs" 4722)),[SplitP LeftP]),(Just (ErrorsSt ErrorsState),[SplitP RightP,SplitP TopP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/GameObject/Factory.hs" 1048)),[SplitP LeftP]),(Just (FilesSt FilesState),[SplitP RightP,SplitP TopP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/Spear/Scene/GameObject.hs" 7628)),[SplitP LeftP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/GameObject.hs" 3670)),[SplitP LeftP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/GameState.hs" 0)),[SplitP LeftP]),(Just (InfoSt (InfoState Nothing)),[SplitP RightP,SplitP TopP,GroupP "Browser",SplitP BottomP,SplitP BottomP]),(Just (LogSt LogState),[SplitP RightP,SplitP BottomP]),(Just (ModulesSt (ModulesState 328 (PackageScope False,False) (Just (ModuleName ["Game","GameObject","Factory"]),Nothing) (ExpanderState {packageExp = ([],[]), packageExpNoBlack = ([[0,1],[0]],[]), packageDExp = ([],[]), packageDExpNoBlack = ([],[]), workspaceExp = ([],[]), workspaceExpNoBlack = ([],[]), workspaceDExp = ([],[]), workspaceDExpNoBlack = ([],[]), systemExp = ([],[]), systemExpNoBlack = ([],[])}))),[SplitP RightP,SplitP TopP,GroupP "Browser",SplitP BottomP,SplitP TopP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/GameObject/Player.hs" 416)),[SplitP LeftP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/Spear/Scene/Scene.hs" 2855)),[SplitP LeftP]),(Just (SearchSt (SearchState {searchString = "putStrLn", searchScope = PackageScope False, searchMode = Prefix {caseSense = False}})),[SplitP RightP,SplitP TopP]),(Just (TraceSt TraceState),[SplitP RightP,SplitP TopP,GroupP "Debug",SplitP BottomP]),(Just (VariablesSt VariablesState),[SplitP RightP,SplitP TopP,GroupP "Debug",SplitP BottomP]),(Just (WorkspaceSt WorkspaceState),[SplitP RightP,SplitP TopP,GroupP "Browser",SplitP TopP]),(Just (BufferSt (BufferStateTrans "_Eval.hs" "\n" 0)),[SplitP RightP,SplitP TopP,GroupP "Debug",SplitP TopP]),(Just (BufferSt (BufferState "/home/jeanne/programming/haskell/Spear/demos/simple-scene/main.hs" 4727)),[SplitP LeftP])]
 Window size:   (1820,944)
 Completion size:
                (750,399)
 Workspace:     Just "/home/jeanne/programming/haskell/Spear/Spear.lkshw"
-Active pane:   Just "GameObject.hs"
+Active pane:   Just "Factory.hs"
 Toolbar visible:
                True
 FindbarState:  (False,FindState {entryStr = "986", entryHist = ["986","drawElements","56","drawArray","drawVA","f","SV","VAO","'VAO'","\170","\\","^"], replaceStr = "V3.", replaceHist = [], caseSensitive = True, entireWord = False, wrapAround = False, regex = False, lineNr = 1})
 Recently opened files:
-               ["/home/jeanne/programming/haskell/Spear/Spear/Math/Entity.hs","/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/Program/Box.hs","/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/Program/Line.hs","/home/jeanne/programming/haskell/Spear/Spear/Math/Matrix3.hs","/home/jeanne/programming/haskell/Spear/Spear/Physics/Rigid.hs","/home/jeanne/programming/haskell/Spear/Spear/Scene/Loader.hs","/home/jeanne/programming/haskell/Spear/Spear/Math/MatrixUtils.hs","/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/GameObject/Utils.hs","/home/jeanne/programming/haskell/Spear/Spear/Math/Spatial2.hs","/home/jeanne/programming/haskell/Spear/Spear/Math/Matrix4.hs","/home/jeanne/programming/haskell/Spear/Spear/Assets/Model/Model.c","/home/jeanne/programming/haskell/Spear/Spear/Assets/Model.hsc"]
+               ["/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/GameObject/Factory.hs","/home/jeanne/programming/haskell/Spear/Spear/Scene/Scene.hs","/home/jeanne/programming/haskell/Spear/Spear/Math/Entity.hs","/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/Program/Box.hs","/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/Program/Line.hs","/home/jeanne/programming/haskell/Spear/Spear/Math/Matrix3.hs","/home/jeanne/programming/haskell/Spear/Spear/Physics/Rigid.hs","/home/jeanne/programming/haskell/Spear/Spear/Scene/Loader.hs","/home/jeanne/programming/haskell/Spear/Spear/Math/MatrixUtils.hs","/home/jeanne/programming/haskell/Spear/demos/simple-scene/Game/GameObject/Utils.hs","/home/jeanne/programming/haskell/Spear/Spear/Math/Spatial2.hs","/home/jeanne/programming/haskell/Spear/Spear/Math/Matrix4.hs"]
 Recently opened workspaces:
                ["/home/jeanne/programming/haskell/hagen/hagen.lkshw","/home/jeanne/programming/haskell/foo/foo.lkshw","/home/jeanne/programming/haskell/Spear/Spear.lkshw","/home/jeanne/programming/haskell/nexus/nexus.lkshw","/home/jeanne/leksah.lkshw"]
\ No newline at end of file
diff --git a/Spear.lkshw b/Spear.lkshw
index b4cc258..3191249 100644
--- a/Spear.lkshw
+++ b/Spear.lkshw
@@ -1,7 +1,7 @@
 Version of workspace file format:
                1
 Time of storage:
-               "Sat Sep  1 14:53:46 CEST 2012"
+               "Sat Sep  1 16:13:17 CEST 2012"
 Name of the workspace:
                "Spear"
 File paths of contained packages:
diff --git a/Spear/Scene/GameObject.hs b/Spear/Scene/GameObject.hs
index 2ac0054..30e7d5e 100644
--- a/Spear/Scene/GameObject.hs
+++ b/Spear/Scene/GameObject.hs
@@ -267,8 +267,13 @@ goRender' style a axis prog uniforms model cam bindRenderer render =
         render
 
 
--- | Collide the game object with the given list of game objects.
-goCollide :: [GameObject] -> GameObject -> [GameObject]
-goCollide gos go = foldl' collide' [] gos
-    where
-        collide' gos target = target:gos
+-- | Return 'True' if the given game objects collide, 'False' otherwise.
+goCollide :: GameObject -> GameObject -> Bool
+goCollide go1 go2 =
+    let cols1 = collisioners go1
+        cols2 = collisioners go2
+        c1 = cols1 !! 0
+        c2 = cols2 !! 0
+    in
+        if length cols1 == 0 || length cols2 == 0 then False
+        else c1 `collide` c2 /= NoCollision
diff --git a/Spear/Scene/Scene.hs b/Spear/Scene/Scene.hs
index b8366f3..b58c149 100644
--- a/Spear/Scene/Scene.hs
+++ b/Spear/Scene/Scene.hs
@@ -97,17 +97,16 @@ update' updt (scene@ListScene {}) =
 
 
 -- | Perform collisions.
-collide :: (obj -> obj -> obj) -> Scene obj -> Scene obj
+collide :: ([obj] -> obj -> obj) -> Scene obj -> Scene obj
 
 collide col scene@ListScene {} =
     let objs   = objects scene
-        objs'  = fmap col' objs
-        col' o = foldl' col o objs
+        objs'  = fmap (col objs) objs
     in
         scene { objects = objs' }
 
-collide col scene@QuadTreeScene {} =
-    scene { world = gmap (collideAABB scene) col $ world scene }
+collide col scene@QuadTreeScene {} = error "not yet implemented"
+    --scene { world = gmap (collideAABB scene) col $ world scene }
 
 
 -- | Perform collisions.