Python Increment示例

示例#1

文件： histogram.py 项目： dmelani/county

class Threshold(object):
	def __init__(self, pos, fade_in = 1.0):
		self.pos = pos
		self.alpha = 0.0
		self.inc = Increment(1.0, fade_in)	
	
	def render(self):
		glPushMatrix()
		glTranslate(0.0, self.pos, 0.0)

		glDisable(GL_POLYGON_OFFSET_FILL)
		glColor(0x00/float(0xff), 0xff/float(0xff), 0xff/float(0xff), self.alpha)
		glutWireCube(1)

		glScale(3.0, 0.0, 3.0)

		glPolygonOffset(1.0, 1.0)
		glEnable(GL_POLYGON_OFFSET_FILL)
		glColor(0x00/float(0xff), 0xff/float(0xff), 0xff/float(0xff), 0.4*self.alpha)
		glutSolidCube(1)

		glDisable(GL_POLYGON_OFFSET_FILL)
		glColor(0x00/float(0xff), 0xff/float(0xff), 0xff/float(0xff), self.alpha)
		glutWireCube(1)

		glPopMatrix()

	def update(self, ts):
		if self.inc.is_complete is False:
			self.inc.update(ts)
			self.alpha = self.inc.get()

示例#2

文件： histogram.py 项目： dmelani/county

	def __init__(self, pos, fade_in = 1.0):
		self.pos = pos
		self.alpha = 0.0
		self.inc = Increment(1.0, fade_in)