scenegraph-0.1.0.1: Scene Graph Source code Contents Index

Graphics.SceneGraph.SimpleViewport Portability portable Stability experimental Maintainer mwassell@bigpond.net.au

Description

Provide a view window onto a scenegraph. Handles basic navigation and interaction with widgets.

Synopsis

setupGUI :: MVar Bool -> GSRef -> IO () data GraphicsState = GraphicsState { gsR :: GLdouble gsSig :: GLdouble gsTheta :: GLdouble gsMPos :: Maybe Position gsDisplayList :: Maybe DisplayList gsDrawFunc :: Maybe (IO ()) gsHitSink :: Maybe HitSink gsDrag :: Bool gsScene :: Maybe Scene gsFocus :: Maybe Scene gsTexture :: Map String TextureObject gsDragPos :: Maybe (Vector GLdouble) gsProjMatrix :: Maybe (GLmatrix GLdouble) gsBlah :: Maybe (Int -> IO ()) gsModelMatrix :: Maybe (GLmatrix GLdouble) } newState drawCanvas :: GSRef -> STM () type GSRef = TVar GraphicsState runScene :: Scene -> IO ()

Documentation

setupGUI :: MVar Bool -> GSRef -> IO () Source

Setup GUI and run it.

data GraphicsState Source

Constructors GraphicsState gsR :: GLdouble gsSig :: GLdouble gsTheta :: GLdouble gsMPos :: Maybe Position gsDisplayList :: Maybe DisplayList gsDrawFunc :: Maybe (IO ()) gsHitSink :: Maybe HitSink gsDrag :: Bool gsScene :: Maybe Scene gsFocus :: Maybe Scene gsTexture :: Map String TextureObject gsDragPos :: Maybe (Vector GLdouble) gsProjMatrix :: Maybe (GLmatrix GLdouble) gsBlah :: Maybe (Int -> IO ()) gsModelMatrix :: Maybe (GLmatrix GLdouble)

newState

drawCanvas :: GSRef -> STM () Source

type GSRef = TVar GraphicsState Source

runScene :: Scene -> IO () Source

Run a scene. Displays the Scene in a basic viewport permitting user interaction.

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