Graphics.SceneGraph.Basic

Documentation

data OSGState g

Holds state of graph as it is built.

Constructors

OSGState

Fields

• graph :: SceneGraph g
• context :: [SceneNode g]
• startNode :: Int
• root :: Int

Instances

Eq (OSGState g)

Defined in Graphics.SceneGraph.Basic

Methods

(==) :: OSGState g -> OSGState g -> Bool

(/=) :: OSGState g -> OSGState g -> Bool

Show (OSGState g)

Defined in Graphics.SceneGraph.Basic

Methods

showsPrec :: Int -> OSGState g -> ShowS

show :: OSGState g -> String

showList :: [OSGState g] -> ShowS

Default (OSGState g)

Defined in Graphics.SceneGraph.Basic

Methods

def :: OSGState g

emptyState :: OSGState g

type OSGT m g = StateT (OSGState g) m

The OSG monad within which construction of scene graphs occur. was 'type OSGT m = ErrorT Throwable (ST.StateT OSGState m)'

type OSGSceneT m g = OSGT m g (SceneNode g)

type OSG g = OSGT Identity g

runOSG :: Monad m => OSGState g -> OSGSceneT m g -> m (SceneNode g, OSGState g, Node)

Create and run a OSG monad to return a scene graph and root node.

runOSGShow :: OSGSceneT IO g -> IO ()

osg :: Monad m => OSGSceneT m g -> m (Scene g)

Wrapper for running the OSG monad to return a scene graph and root node.

idd :: SceneNode g -> Node

addNodeBasic :: Monad m => SceneNode g -> OSGSceneT m g

Basic add node

addBasicNode :: Monad m => SceneData g -> OSGSceneT m g

Add node with scene data

addBasicNamedNode :: Monad m => String -> SceneData g -> OSGSceneT m g

Add node with scene data

addNullNode :: Monad m => OSGSceneT m g

Add empty node

addNode :: Monad m => SceneNode g -> [(SceneEdge, Node)] -> OSGSceneT m g

Add a node to a scene graph with supplied children

addNode' :: OSGState g -> SceneNode g -> [(SceneEdge, Node)] -> (SceneNode g, OSGState g)

Non-monadic form of addNode

replaceNode :: Monad m => SceneNode g -> OSGSceneT m g

Replace a Scene Node

replaceNode' :: Monad md => SceneGraph g -> SceneNode g -> md (SceneGraph g)

Inner monad version of replace node

replaceNode'' :: SceneGraph g -> SceneNode g -> SceneGraph g

Actually does the job of replacing node in a scene graph

runOSGL :: Monad m => OSGState g -> OSGSceneT m g -> OSGT m g (SceneNode g, OSGState g, Node)

Run the monad but keep it in the family.

runOSGL' :: Monad m => OSGSceneT m g -> OSGT m g (SceneNode g, Node)

Run the monad but keep it in the family.

doOnNode :: Monad m => OSGSceneT m g -> (SceneNode g -> SceneNode g) -> OSGSceneT m g

Perform a function on a scene node

light :: Monad m => OSGSceneT m g

Create a light

camera :: Monad m => OSGSceneT m g

Create a camera

mesh :: Monad m => Text -> g -> OSGSceneT m g

Create a camera

fi :: (Integral a, Integral b) => a -> b

scaleS :: Monad m => Float -> OSGSceneT m g -> OSGSceneT m g

Scale a node by equal amounts in all directions

scale :: Monad m => V3 Float -> OSGSceneT m g -> OSGSceneT m g

Scale a node

translate :: Monad m => V3 Float -> OSGSceneT m g -> OSGSceneT m g

Translate a node

rotate :: Monad m => (Float, V3 Float) -> OSGSceneT m g -> OSGSceneT m g

Rotate a node by an angle around a vector.

rad :: Float -> Float

rotateX :: Monad m => Float -> OSGSceneT m g -> OSGSceneT m g

Rotate a node around X axis

rotateY :: Monad m => Float -> OSGSceneT m g -> OSGSceneT m g

Rotate a node around Y axis

rotateZ :: Monad m => Float -> OSGSceneT m g -> OSGSceneT m g

Rotate a node around Z axis

colourSG :: Monad m => OSGSceneT m g -> (Phong -> Phong) -> (OSGSceneT m g -> OSGSceneT m g) -> OSGSceneT m g

Apply colour to the node

transformSG :: Monad m => (M44 Float -> M44 Float) -> (OSGSceneT m g -> OSGSceneT m g) -> OSGSceneT m g -> OSGSceneT m g

Transform the node of a scene graph within the Monad with the supplied matrix transform

transformSG' :: SceneGraph g -> Node -> (M44 Float -> M44 Float) -> SceneGraph g

Transform the node of a scene graph with the supplied matrix transform

translateSG' :: SceneGraph g -> Node -> V3 Float -> SceneGraph g

translatePostSG' :: SceneGraph g -> Node -> V3 Float -> SceneGraph g

rotatePostSG' :: SceneGraph g -> Node -> V3 Float -> Float -> SceneGraph g

color :: Monad m => Color -> OSGSceneT m g -> OSGSceneT m g

Add color to a node

label :: Monad m => OSGSceneT m g -> String -> OSGSceneT m g

Label a node

texture :: Monad m => OSGSceneT m g -> String -> OSGSceneT m g

Add texture

text :: Monad m => Text -> OSGSceneT m g

(<+>) :: Monad m => OSGSceneT m g -> OSGSceneT m g -> OSGSceneT m g infixr 5

Join two graphs together

(<->) :: Monad m => OSGSceneT m g -> V3 Float -> OSGSceneT m g infixl 9

Translate a node

(</>) :: Monad m => OSGSceneT m g -> V3 Float -> OSGSceneT m g infixl 9

Scale a node

doNothing :: Monad m => p -> m ()

handler :: Monad m => OSGSceneT m g -> ClickHandler g -> OSGSceneT m g

Add an handler node

handler2 :: Monad m => OSGSceneT m g -> (ClickHandler g, DragHandler g) -> OSGSceneT m g

dragHandler :: DragHandler g

Create a DragHandler

switchHandler :: ClickHandler g

Create a ClickHandler

switchNode' :: Node -> Int -> SceneGraph g -> SceneGraph g

switchNode :: SceneNode g -> Int -> SceneGraph g -> SceneGraph g

switch :: Monad m => OSGSceneT m g -> OSGSceneT m g -> OSGSceneT m g

Create a switch node

switch' :: Monad m => Int -> OSGSceneT m g -> OSGSceneT m g -> OSGSceneT m g

group :: Monad m => [SceneNode g] -> OSGSceneT m g

Make a group node from list of nodes

emptyScene :: Scene g

getHitAction :: Scene g -> Int -> IO ()

findHandler :: SceneGraph g -> Int -> Maybe (SceneNode g)

Work up the tree from indicated no to find the first handler scene node.

findHandlerDown :: SceneGraph g -> Int -> Int

Work down the tree from indicated no to find the first handler scene node.

findTextDown :: SceneGraph g -> Int -> Int

handleClickEvent :: Scene g -> Int -> KeyState -> IO (Scene g, Maybe (Scene g), Maybe (SceneGraph g -> SceneGraph g))

Handle some event

emptyOSG :: SceneGraph g

findCamera :: Scene g -> Int -> Node

findCameraPath :: Scene g -> Int -> Path

getTransformTo :: Scene g -> Node -> M44 Float

Return the matrix got by traversing down the Node

getByLabel :: SceneGraph g -> String -> Node