skydomedemo.py

赫赫大名的 OGRE 游戏引擎

import localogre as ogre
import sampleframework

class SkyDomeApplication(sampleframework.Application):
    def _createScene( self ):
        sceneManager = self.sceneManager
        camera = self.camera
        
        sceneManager.setAmbientLight( ogre.ColourValue(0.5, 0.5, 0.5) )

        sceneManager.setSkyDome( True, 'Examples/CloudySky', 5, 8 )
 
        light = sceneManager.createLight( 'MainLight' )
        light.setPosition( 20,80,50 )

        plane = ogre.Plane()
        plane.normal = ogre.Vector3.UNIT_Y
        plane.d = 200
        planeSpecification = ogre.PlaneSpecification( plane, 2000.0, 2000.0 )
        planeSpecification.setTiling( 5.0, 5.0 )
        planeSpecification.upVector = ogre.Vector3.UNIT_Z
        ogre.MeshManager.getSingleton().createPlane( 'FloorPlane',
                                                     planeSpecification )

        entity = sceneManager.createEntity( 'floor', 'FloorPlane' )
        entity.setMaterialName( 'Examples/RustySteel' )    
        sceneManager.getRootSceneNode().attachObject(entity)

        sceneManager.createEntity( 'head', 'ogrehead.mesh' )
        sceneManager.getRootSceneNode().createChildSceneNode( ogre.Vector3.ZERO,
                                                              ogre.Quaternion.IDENTITY ).attachObject( entity )

    def _createFrameListener( self ):
        self.frameListener = SkyDomeListener( self.renderWindow, self.camera, self.sceneManager )
        self.root.addFrameListener( self.frameListener )

class SkyDomeListener(sampleframework.FrameListener):
    def __init__( self, renderWindow, camera, sceneManager ):
        sampleframework.FrameListener.__init__( self, renderWindow, camera )
        self.sceneManager = sceneManager
        self.curvature = 1
        self.tiling = 15

    def frameStarted( self, frameEvent ):
        updateSky = False
        if self._isToggleKeyDown( ogre.KeyCode.KC_H, 0.1 ):
            self.curvature += 1
            updateSky = True
        if self._isToggleKeyDown( ogre.KeyCode.KC_G, 0.1 ):
            self.curvature -= 1
            updateSky = True
        if self._isToggleKeyDown( ogre.KeyCode.KC_U, 0.1 ):
            self.tiling += 1
            updateSky = True
        if self._isToggleKeyDown( ogre.KeyCode.KC_Y, 0.1 ):
            self.tiling -= 1
            updateSky = True
        if updateSky:
            self.sceneManager.setSkyDome( True, 'Examples/CloudySky', self.curvature, self.tiling )
            self.renderWindow.setDebugText( 'Curvature: %f, Tiling: %d' % (self.curvature, self.tiling ) )
            
        return sampleframework.FrameListener.frameStarted( self, frameEvent )



if __name__ == '__main__':
    application = SkyDomeApplication()
    application.go()