def create(self, app):
"""
creates gl resources of model.
@param lights: list of gl_helper.light.Light instances
"""
GLObject.create(self, app, self.lights)
self.createDrawFunction()
for l in self.lights:
l.createGuard(app, self.lights)
for s in self.segments:
s.createGuard(app, self.lights)
# TODO: VBO: create some bigger vbos for vbo segments
self.postCreate()
def create(self, app, lights):
"""
create the shadow maps.
"""
if self.getAttr("useShadowMap", False):
type = self.getLightType()
#kernel = ShadowMap.noKernel()
#kernel = ShadowMap.kernel44()
if type==Light.POINT_LIGHT:
# TODO: SM: point light shadows
raise NotImplementedError
elif type==Light.DIRECTIONAL_LIGHT:
# directional light needs scene frustum
app.needFrustumPoints = True
mapSize = 2048.0
numSplits = 4
self.shadowMapArray = ShadowMapArray(app, app.sceneCamera, mapSize)
frustas = splitFrustum(app.sceneFrustum, numSplits, 0.75)
for frustum in frustas:
camera = DirectionalShadowCamera( app, self, frustum, mapSize )
self.shadowMapArray.addShadowMap( DirectionalShadowMap( camera ))
else: # spot light
mapSize = 2048
self.shadowMapArray = ShadowMapArray(app, app.sceneCamera, mapSize)
camera = SpotShadowCamera(app, self)
self.shadowMapArray.addShadowMap( SpotShadowMap( camera ) )
if self.shadowMapArray!=None:
self.shadowMapArray.create(app)
GLObject.create(self, app, lights)
def create(self, app, lights):
"""
call after configuration.
currently only once callable because some vertex data
calculations cannot get undone (face groups).
"""
self.app = app
self.enabledLights = range(len(lights))
self.lights = lights
self.hidden = False
GLObject.create(self, app, lights)
# material needs to get gl resources for textures
if self.material != None:
self.material.createGuard(app, lights)
# splits up creation
self.createResources()
self.createResourcesPost()
self.createShader()
self.createDrawFunction()
self.postCreate()
def create(self, app, lights):
for tex in self.textures:
tex.create()
GLObject.create(self, app, lights)
