Misc movement
- Scrollwheel now zooms in/out - Arrow-Keys now move map correctly - removed most Debug-Output
This commit is contained in:
Stefan Dresselhaus
151
src/Main.hs
151
src/Main.hs
@ -3,25 +3,33 @@ module Main (main) where
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--------------------------------------------------------------------------------
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import Control.Concurrent.STM (TQueue, atomically, newTQueueIO, tryReadTQueue, writeTQueue)
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import Control.Monad (unless, when, void)
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import Control.Monad.RWS.Strict (RWST, ask, asks, evalRWST, get, liftIO, modify, put)
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import Control.Monad.Trans.Maybe (MaybeT(..), runMaybeT)
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import Data.List (intercalate)
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import Data.Maybe (catMaybes)
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import Text.PrettyPrint
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import Data.Distributive (distribute)
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import Foreign (Ptr, castPtr, with)
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import Foreign.C (CFloat)
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import Linear as L
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import Control.Concurrent.STM (TQueue, atomically,
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newTQueueIO,
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tryReadTQueue,
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writeTQueue)
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import Control.Monad (unless, void, when)
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import Control.Monad.RWS.Strict (RWST, ask, asks,
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evalRWST, get, liftIO,
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modify, put)
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import Control.Monad.Trans.Maybe (MaybeT (..), runMaybeT)
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import Data.Distributive (distribute)
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import Data.List (intercalate)
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import Data.Maybe (catMaybes)
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import Foreign (Ptr, castPtr, with)
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import Foreign.C (CFloat)
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import Linear as L
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import Text.PrettyPrint
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import qualified Graphics.Rendering.OpenGL.GL as GL
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import Graphics.Rendering.OpenGL.Raw.Core31
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import qualified Graphics.UI.GLFW as GLFW
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import qualified Graphics.Rendering.OpenGL.GL as GL
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import Graphics.Rendering.OpenGL.Raw.Core31
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import qualified Graphics.UI.GLFW as GLFW
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import Map.Map
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import Render.Render (initShader, initRendering)
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import Render.Misc (up, createFrustum, checkError, lookAt)
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import Map.Map
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import Render.Misc (checkError,
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createFrustum, getCam,
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lookAt, up)
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import Render.Render (initRendering,
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initShader)
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--------------------------------------------------------------------------------
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@ -37,9 +45,9 @@ data Env = Env
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data State = State
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{ stateWindowWidth :: !Int
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, stateWindowHeight :: !Int
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--- IO
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, stateXAngle :: !Double
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, stateYAngle :: !Double
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, stateZAngle :: !Double
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, stateZDist :: !Double
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, stateMouseDown :: !Bool
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, stateDragging :: !Bool
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@ -47,16 +55,18 @@ data State = State
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, stateDragStartY :: !Double
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, stateDragStartXAngle :: !Double
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, stateDragStartYAngle :: !Double
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, statePositionX :: !Double
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, statePositionY :: !Double
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, stateFrustum :: !(M44 CFloat)
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-- pointer to bindings for locations inside the compiled shader
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-- mutable because shaders may be changed in the future.
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--- pointer to bindings for locations inside the compiled shader
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--- mutable because shaders may be changed in the future.
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, shdrVertexIndex :: !GL.AttribLocation
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, shdrColorIndex :: !GL.AttribLocation
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, shdrNormalIndex :: !GL.AttribLocation
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, shdrProjMatIndex :: !GL.UniformLocation
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, shdrViewMatIndex :: !GL.UniformLocation
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, shdrModelMatIndex :: !GL.UniformLocation
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-- the map
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--- the map
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, stateMap :: !GL.BufferObject
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, mapVert :: !GL.NumArrayIndices
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}
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@ -134,8 +144,9 @@ main = do
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, stateWindowHeight = fbHeight
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, stateXAngle = pi/6
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, stateYAngle = pi/2
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, stateZAngle = 0
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, stateZDist = 10
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, statePositionX = 5
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, statePositionY = 5
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, stateMouseDown = False
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, stateDragging = False
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, stateDragStartX = 0
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@ -233,8 +244,9 @@ run = do
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processEvents
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-- update State
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state <- get
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-- change in camera-angle
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if stateDragging state
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then do
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let sodx = stateDragStartX state
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@ -244,15 +256,12 @@ run = do
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(x, y) <- liftIO $ GLFW.getCursorPos win
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let myrot = (x - sodx) / 2
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mxrot = (y - sody) / 2
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-- newXAngle = if newXAngle' > 2*pi then 2*pi else
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newXAngle = if newXAngle' > 0.45*pi then 0.45*pi else
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-- if newXAngle' < -2*pi then -2*pi else
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if newXAngle' < 0 then 0 else
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newXAngle'
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newXAngle = curb 0 (0.45*pi) newXAngle'
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newXAngle' = sodxa + mxrot/100
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newYAngle = if newYAngle' > pi then newYAngle'-2*pi else
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if newYAngle' < -pi then newYAngle'+2*pi else
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newYAngle'
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newYAngle
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| newYAngle' > pi = newYAngle' - 2 * pi
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| newYAngle' < (-pi) = newYAngle' + 2 * pi
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| otherwise = newYAngle'
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newYAngle' = sodya + myrot/100
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put $ state
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{ stateXAngle = newXAngle
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@ -260,18 +269,32 @@ run = do
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}
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-- liftIO $ putStrLn $ unwords $ map show $ [newXAngle, newYAngle]
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else do
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(kxrot, kyrot) <- liftIO $ getCursorKeyDirections win
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(jxrot, jyrot) <- liftIO $ getJoystickDirections GLFW.Joystick'1
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put $ state
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{ stateXAngle = stateXAngle state + (2 * kxrot) + (2 * jxrot)
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, stateYAngle = stateYAngle state + (2 * kyrot) + (2 * jyrot)
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{ stateXAngle = stateXAngle state + (2 * jxrot)
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, stateYAngle = stateYAngle state + (2 * jyrot)
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}
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-- get cursor-keys - if pressed
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--TODO: Add sin/cos from stateYAngle
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(kxrot, kyrot) <- liftIO $ getCursorKeyDirections win
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modify $ \s ->
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let
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multc = cos $ stateYAngle s
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mults = sin $ stateYAngle s
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in
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s {
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statePositionX = statePositionX s - 0.2 * kxrot * multc
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- 0.2 * kyrot * mults
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, statePositionY = statePositionY s + 0.2 * kxrot * mults
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- 0.2 * kyrot * multc
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}
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{-
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--modify the state with all that happened in mt time.
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--modify the state with all that happened in mt time.
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mt <- liftIO GLFW.getTime
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modify $ \s -> s
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{
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{
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}
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-}
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@ -358,13 +381,12 @@ processEvent ev =
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env <- ask
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modify $ \s -> s
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{ stateZDist =
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let zDist' = stateZDist s + realToFrac (negate $ y / 2)
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let zDist' = stateZDist s + realToFrac (negate $ y)
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in curb (envZDistClosest env) (envZDistFarthest env) zDist'
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}
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adjustWindow
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(EventKey win k scancode ks mk) -> do
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printEvent "key" [show k, show scancode, show ks, showModifierKeys mk]
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when (ks == GLFW.KeyState'Pressed) $ do
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-- Q, Esc: exit
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when (k == GLFW.Key'Q || k == GLFW.Key'Escape) $
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@ -372,6 +394,12 @@ processEvent ev =
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-- i: print GLFW information
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when (k == GLFW.Key'I) $
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liftIO $ printInformation win
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unless (elem k [GLFW.Key'Up
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,GLFW.Key'Down
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,GLFW.Key'Left
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,GLFW.Key'Right
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]) $ do
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printEvent "key" [show k, show scancode, show ks, showModifierKeys mk]
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(EventChar _ c) ->
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printEvent "char" [show c]
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@ -394,17 +422,19 @@ draw :: Pioneer ()
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draw = do
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env <- ask
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state <- get
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let xa = fromRational $ toRational $ stateXAngle state
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ya = fromRational $ toRational $ stateYAngle state
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za = stateZAngle state
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let xa = stateXAngle state
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ya = stateYAngle state
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(GL.UniformLocation proj) = shdrProjMatIndex state
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(GL.UniformLocation vmat) = shdrViewMatIndex state
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vi = shdrVertexIndex state
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ni = shdrNormalIndex state
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ci = shdrColorIndex state
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numVert = mapVert state
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map' = stateMap state
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frust = stateFrustum state
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vi = shdrVertexIndex state
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ni = shdrNormalIndex state
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ci = shdrColorIndex state
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numVert = mapVert state
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map' = stateMap state
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frust = stateFrustum state
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camX = statePositionX state
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camY = statePositionY state
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zDist = stateZDist state
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liftIO $ do
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--(vi,GL.UniformLocation proj) <- initShader
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GL.clearColor GL.$= GL.Color4 0.5 0.1 1 1
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@ -414,22 +444,7 @@ draw = do
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glUniformMatrix4fv proj 1 0 (castPtr (ptr :: Ptr (M44 CFloat)))
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--set up camera
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let ! cam = lookAt (cpos ^+^ at') at' up
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at' = V3 5 0 5
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upmap = (fromQuaternion $
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axisAngle (V3 0 1 0) (ya::CFloat) :: M33 CFloat)
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!* (V3 1 0 0)
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crot' = (
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(fromQuaternion $
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axisAngle upmap (xa::CFloat))
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!*!
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(fromQuaternion $
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axisAngle (V3 0 1 0) (ya::CFloat))
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) :: M33 CFloat
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cpos = crot' !* (V3 0 0 (-10))
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let ! cam = getCam (camX,camY) zDist xa ya
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with (distribute $ cam) $ \ptr ->
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glUniformMatrix4fv vmat 1 0 (castPtr (ptr :: Ptr (M44 CFloat)))
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@ -446,10 +461,10 @@ draw = do
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getCursorKeyDirections :: GLFW.Window -> IO (Double, Double)
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getCursorKeyDirections win = do
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x0 <- isPress `fmap` GLFW.getKey win GLFW.Key'Up
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x1 <- isPress `fmap` GLFW.getKey win GLFW.Key'Down
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y0 <- isPress `fmap` GLFW.getKey win GLFW.Key'Left
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y1 <- isPress `fmap` GLFW.getKey win GLFW.Key'Right
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y0 <- isPress `fmap` GLFW.getKey win GLFW.Key'Up
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y1 <- isPress `fmap` GLFW.getKey win GLFW.Key'Down
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x0 <- isPress `fmap` GLFW.getKey win GLFW.Key'Left
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x1 <- isPress `fmap` GLFW.getKey win GLFW.Key'Right
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let x0n = if x0 then (-1) else 0
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x1n = if x1 then 1 else 0
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y0n = if y0 then (-1) else 0
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@ -627,4 +642,4 @@ joysticks =
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, GLFW.Joystick'14
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, GLFW.Joystick'15
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, GLFW.Joystick'16
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]
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]
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