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## root / PyOpenGL-Demo / GLE / texas.py @ 1

 1 #!/usr/bin/python  # This is statement is required by the build system to query build info  if __name__ == '__build__':   raise Exception  from OpenGL.GL import *  from OpenGL.GLUT import *  from OpenGL.GLE import *  from math import *  import maintest  SCALE = 0.8  TSCALE = 4  brand_points = map(lambda x: (0, 0, TSCALE*x), (0.1, 0.0, -5.0, -5.1))  brand_colors = ((1.0, 0.3, 0.0),)*4  points = ((-1.5, 2.0), (-0.75, 2.0), (-0.75, 1.38), (-0.5, 1.25), (0.88, 1.12), (1.0, 0.62), (1.12, 0.1), (0.5, -0.5), (0.2, -1.12),   (0.3, -1.5), (-0.25, -1.45), (-1.06, -0.3), (-1.38, -0.3), (-1.65, -0.6), (-2.5, 0.5), (-1.5, 0.5), (-1.5, 2.0), (-0.75, 2.0))  tspine = map(lambda x: (TSCALE*x[0], TSCALE*x[1], 0), points)  texas_xsection = map(lambda x: (SCALE*x[0], SCALE*x[1]), points[1:])  tcolors = []  for i in range(len(texas_xsection)):   tcolors.append((((i*33) % 255)/255.0, ((i*47) % 255)/255.0, ((i*89) % 255)/255.0))  texas_normal = []  for i in range(1, len(texas_xsection)):   ax = texas_xsection[i][0] - texas_xsection[i-1][0]   ay = texas_xsection[i][1] - texas_xsection[i-1][1]   alen = sqrt (ax*ax + ay*ay)   texas_normal.append((-ay / alen, ax / alen))  texas_normal.insert(0, texas_normal[-1])  def DrawStuff():   global texas_xsection, texas_normal, tspine, tcolors, brand_points, brand_colors   glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)   # set up some matrices so that the object spins with the mouse   gleSetJoinStyle(TUBE_NORM_FACET | TUBE_JN_ANGLE | TUBE_CONTOUR_CLOSED | TUBE_JN_CAP)   glPushMatrix ()   glTranslatef (0.0, 0.0, -80.0)   glRotatef (maintest.lastx, 0.0, 1.0, 0.0)   glRotatef (maintest.lasty, 1.0, 0.0, 0.0)   gleExtrusion(texas_xsection, texas_normal, None, tspine, tcolors)   gleExtrusion(texas_xsection, texas_normal, None, brand_points, brand_colors)   glPopMatrix ()   glutSwapBuffers ()  if __name__ == "__main__":   import logging   logging.basicConfig()   maintest.main(DrawStuff)