class WaterBar(NodePath):
def __init__(self):
NodePath.__init__(self, 'waterBar')
self.range = 100
self.value = 100
self.back = OnscreenImage("phase_14/maps/backv2.png",
scale=(0.289, 1, 0.813),
parent=self)
self.bar = OnscreenImage("phase_14/maps/frontv2.png",
scale=(0.233, 1, 0.740),
parent=self)
self.setTransparency(1)
barSh = loader.loadShader("phase_14/models/shaders/progress_bar.sha")
self.bar.setShader(barSh)
self.bar.setShaderInput(
"tex", loader.loadTexture("phase_14/maps/frontv2.png"))
self.bar.setShaderInput("perct", float(self.value) / float(self.range))
self.bar.setShaderInput("dir", 0)
self.bar.setShaderInput("alpha", 1.0)
self.task = taskMgr.add(self.__update, "WaterBar.update")
def removeNode(self):
self.task.remove()
self.task = None
self.back.destroy()
self.back = None
self.bar.destroy()
self.bar = None
self.range = None
self.value = None
NodePath.removeNode(self)
def setDirection(self, dir):
self.bar.setShaderInput("dir", dir)
def setBarAlpha(self, alpha):
self.bar.setShaderInput("alpha", alpha)
def __update(self, task):
self.bar.setShaderInput("perct", float(self.value) / float(self.range))
return task.cont
