def __init__ (self):
w, h = director.window.get_size()
print "TextureFilterEffect(%d,%d)" % (w,h)
self.texture = image.Texture.create_for_size(GL_TEXTURE_2D,
w, h, GL_RGBA)
self._grabber = TextureGrabber()
self._grabber.grab (self.texture)
self.texture = self.texture.get_region(0, 0, w, h)
class TextureFilterEffect (Effect):
"""Base class for texture based effects. Prepare captures layer in
``self.texture``,
with a window sized capture. Show just blits the texture, override to
do more interesting things"""
def __init__ (self):
w, h = director.window.get_size()
print "TextureFilterEffect(%d,%d)" % (w,h)
self.texture = image.Texture.create_for_size(GL_TEXTURE_2D,
w, h, GL_RGBA)
self._grabber = TextureGrabber()
self._grabber.grab (self.texture)
self.texture = self.texture.get_region(0, 0, w, h)
def prepare (self, target):
self._grabber.before_render(self.texture)
target.batch.draw()
target.draw()
self._grabber.after_render(self.texture)
def show (self):
"""``self.texture`` contains the layer; redefine this method to
show the texture applying the effect you want."""
self.texture.blit (0, 0)
