GL 1

import appuifw as A
import glcanvas
from gles import *

class BelajarGL:
 vert=array(GL_BYTE,3,(
  -1,1,-1, 1,1,-1, 1,1,1, -1,1,1, #depan
  -1,-1,-1, 1,-1,-1, 1,-1,1, -1,-1,1, # belakang
  ))
 colors=array(GL_FLOAT,4,(
  [1.,0.,0.,0.], # merah
  [0.,1.,0.,0.], # hijau
  [1.,1.,0.,0], # kuning
  [0.,0.,1.,0.], # biru
  [1.,0.,0.,0.], # merah
  [0.,1.,0.,0.], # hijau
  [1.,1.,0.,0], # kuning
  [0.,0.,1.,0.], # biru
  ))
 line=array(GL_UNSIGNED_BYTE, 2, (
  0,1, 1,2, 2,3, 3,0, # depan
  4,5, 5,6, 6,7, 7,4, # belakang
  1,5, 2,6, # kanan
  0,4, 3,7, # kiri
  0,6, 5,3 # silang
 ))

 def __init__(self):
  self.run=1
  A.app.screen='full'
  self.canvas=glcanvas.GLCanvas(redraw_callback=self.redraw)
  A.app.body=self.canvas
  A.app.exit_key_handler=self.stop
  self.initgl()
  while self.run:
   self.canvas.drawNow()
   A.e32.ao_sleep(1e-02)

 def stop(self):
  self.run=0
  del(self.canvas)

 def initgl(self):
  glViewport(0,0,self.canvas.size[0], self.canvas.size[1])
  glClearColor(0.,0.,0.,0.)
  glClearDepthf(1.0)
  glDepthFunc(GL_LESS)
  glEnable(GL_DEPTH_TEST)
  glShadeModel(GL_SMOOTH)
  glMatrixMode(GL_PROJECTION)

  glLoadIdentity()
  glFrustumf(-1.0, 1.0, -1.0, 1.0, 3.0, 100.0)
  glMatrixMode(GL_MODELVIEW)

  glEnableClientState( GL_VERTEX_ARRAY)
  glVertexPointerb(self.vert)

  glEnableClientState( GL_COLOR_ARRAY)
  glColorPointerf(self.colors)

 def redraw(self,frame):
  self.iFrame=frame
  glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
  glLoadIdentity()
  glScalef(1.0,1.0,0.3)
  glTranslatef(0.0,0.0,-20.)
  glRotatef(100,0.0,0.0,0.0)
  glRotatef(self.iFrame<<1,.0,.0,1.0)
  glDrawElementsub( GL_LINES, self.line)

BelajarGL()