PyOgre Tutorial3

From Ogre Wiki

CellShading Demo with PyOgre (example can be found in pyogre example folder)

# This code is in the Public Domain
import pyogre.ogre as ogre
import SampleFramework as sf  

# Custom parameter bindings
CUSTOM_SHININESS = 1
CUSTOM_DIFFUSE = 2
CUSTOM_SPECULAR = 3

class CelShadingApplication(sf.Application):
   def _createScene(self):
       sceneManager = self.sceneManager

       capabilities = ogre.Root.getSingleton().renderSystem.capabilities
       if not capabilities.hasCapability(ogre.RSC_VERTEX_PROGRAM) or not capabilities.hasCapability(ogre.RSC_FRAGMENT_PROGRAM):
           raise ogre.Exception(111, 'Your card does not support vertex and fragment programs, so cannot run this demo. Sorry!', 'celshadingdemo.py')
       
       # Accept default settings: point light, white diffuse, just set position
       light = sceneManager.createLight('MainLight')
       self.rotationNode = sceneManager.rootSceneNode.createChildSceneNode()
       self.rotationNode.createChildSceneNode((20,40,50)).attachObject(light)

       # create head entity
       entity = sceneManager.createEntity('head', 'ogrehead.mesh')
       self.camera.position = (20, 0, 100)
       self.camera.lookAt(0, 0, 0)

       # eyes
       sub = entity.getSubEntity(0)
       sub.materialName = 'Examples/CelShading'
       sub.setCustomParameter(CUSTOM_SHININESS, (35.0, 0.0, 0.0, 0.0))
       sub.setCustomParameter(CUSTOM_DIFFUSE, (1.0, 0.3, 0.3, 1.0))
       sub.setCustomParameter(CUSTOM_SPECULAR, (1.0, 0.6, 0.6, 1.0))

       # skin
       sub = entity.getSubEntity(1)
       sub.materialName = 'Examples/CelShading'
       sub.setCustomParameter(CUSTOM_SHININESS, (10.0, 0.0, 0.0, 0.0))
       sub.setCustomParameter(CUSTOM_DIFFUSE, (0.0, 0.5, 0.0, 1.0))
       sub.setCustomParameter(CUSTOM_SPECULAR, (0.3, 0.5, 0.3, 1.0))

       # earring
       sub = entity.getSubEntity(2)
       sub.materialName = 'Examples/CelShading'
       sub.setCustomParameter(CUSTOM_SHININESS, (25.0, 0.0, 0.0, 0.0))
       sub.setCustomParameter(CUSTOM_DIFFUSE, (1.0, 1.0, 0.0, 1.0))
       sub.setCustomParameter(CUSTOM_SPECULAR, (1.0, 1.0, 0.7, 1.0))

       # teeth
       sub = entity.getSubEntity(3)
       sub.materialName = 'Examples/CelShading'
       sub.setCustomParameter(CUSTOM_SHININESS, (20.0, 0.0, 0.0, 0.0))
       sub.setCustomParameter(CUSTOM_DIFFUSE, (1.0, 1.0, 0.7, 1.0))
       sub.setCustomParameter(CUSTOM_SPECULAR, (1.0, 1.0, 1.0, 1.0))

       sceneManager.rootSceneNode.createChildSceneNode().attachObject(entity)
       self.renderWindow.getViewport(0).backgroundColour = (1, 1, 1)

   def _createFrameListener(self):
       self.frameListener = CelShadingListener(self.renderWindow, self.camera, self.rotationNode)
       self.root.addFrameListener(self.frameListener)

class CelShadingListener(sf.FrameListener):
   def __init__(self, renderWindow, camera, rotationNode):
       sf.FrameListener.__init__(self, renderWindow, camera)
       self.rotationNode = rotationNode

   def frameStarted(self, frameEvent):
       self.rotationNode.yaw(ogre.Radian(ogre.Degree(frameEvent.timeSinceLastFrame * 30)))
       return sf.FrameListener.frameStarted(self, frameEvent)

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

PyOgre Tutorial

PyOgre Beginner Tutorial: Beginner 1 - Beginner 2 - Beginner 3 - Beginner 4 - Beginner 5

PyOgre Tutorial: Page 1 - Page 2 - Page 3 - Page 4

Ogre Tutorials: Basic Tutorial 1 - Intermediate Tutorial 1 - Tutorial 1