diff --git a/src/Main.hs b/src/Main.hs index 128bf6e..35dacb3 100644 --- a/src/Main.hs +++ b/src/Main.hs @@ -246,12 +246,14 @@ run = do (x, y) <- liftIO $ GLFW.getCursorPos win let myrot = (x - sodx) / 2 mxrot = (y - sody) / 2 - newXAngle = if newXAngle' > 2*pi then 2*pi else - if newXAngle' < -2*pi then -2*pi else +-- newXAngle = if newXAngle' > 2*pi then 2*pi else + newXAngle = if newXAngle' > 0.45*pi then 0.45*pi else +-- if newXAngle' < -2*pi then -2*pi else + if newXAngle' < 0 then 0 else newXAngle' newXAngle' = sodxa + mxrot/100 - newYAngle = if newYAngle' > 2*pi then newYAngle'-2*pi else - if newYAngle' < 0 then newYAngle'+2*pi else + newYAngle = if newYAngle' > pi then newYAngle'-2*pi else + if newYAngle' < -pi then newYAngle'+2*pi else newYAngle' newYAngle' = sodya + myrot/100 put $ state @@ -442,9 +444,8 @@ draw = do --V.unsafeWith perspective $ \ptr -> GL.glUniformMatrix4fv proj 1 0 ptr let cam = lookAt (cpos ^+^ at') at' up --cdist !*! crot !*! camat - cpos = -10 *^ normalize (V3 (sin ya) ((cos ya) * (sin xa)) ((cos ya) * (cos xa))) - camat = (eye4 & translation .~ V3 (-0.5) (0) (-0.5)) :: M44 CFloat - cdist = (eye4 & translation .~ V3 (0) (0) (-10)) :: M44 CFloat +-- cpos = -10 *^ normalize (V3 (sin ya) ((cos ya) * (sin xa)) ((cos ya) * (cos xa))) + crot = (m33_to_m44 $ (fromQuaternion $ axisAngle (V3 1 0 0) (xa::CFloat)) @@ -452,18 +453,23 @@ draw = do (fromQuaternion $ axisAngle (V3 0 1 0) ((ya::CFloat) - pi/2)) ) :: M44 CFloat + at' = V3 5 0 5 - cdist' = V3 (0) (0) (-10) + + upmap = (fromQuaternion $ + axisAngle (V3 0 1 0) (ya::CFloat) :: M33 CFloat) + !* (V3 1 0 0) crot' = ( (fromQuaternion $ - axisAngle (V3 0 1 0) (ya::CFloat)) + axisAngle upmap (xa::CFloat)) !*! (fromQuaternion $ - axisAngle (V3 1 0 0) (xa::CFloat)) + axisAngle (V3 0 1 0) (ya::CFloat)) ) :: M33 CFloat + cpos = crot' !* (V3 0 0 (-10)) --V.unsafeWith model $ \ptr -> GL.glUniformMatrix4fv mmat 1 0 ptr -} - putStrLn $ unwords $ "Cam direction:":map show [cpos] - putStrLn $ unwords $ "Cam at:":map show [cpos ^+^ at'] + --putStrLn $ unwords $ "Cam direction:":map show [cpos] + --putStrLn $ unwords $ "Cam at:":map show [cpos ^+^ at'] with (distribute $ cam) $ \ptr -> GL.glUniformMatrix4fv mmat 1 0 (castPtr (ptr :: Ptr (M44 CFloat))) GL.bindBuffer GL.ArrayBuffer GL.$= Just map'