SOL4Py Samples

#******************************************************************************
#
#  Copyright (c) 2018-2019 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
#******************************************************************************

 
#  LightedDisk.py

# encodig: utf-8

import sys

# 
sys.path.append('../')

from SOL4Py.opengl.ZOpenGLMainView import *
from SOL4Py.opengl.ZOpenGLLight import *
from SOL4Py.opengl.ZOpenGLMaterial import *
from SOL4Py.opengl.ZOpenGLDisk import *

class MainView(ZOpenGLMainView):
  ##--------------------------------------------
  class OpenGLView(ZOpenGLView):

    def __init__(self, parent=None):
      self.parent = parent
      super(ZOpenGLView, self).__init__(parent)


    def initializeGL(self):
      glEnable(GL_DEPTH_TEST)      
      glMatrixMode(GL_PROJECTION)
      glLoadIdentity()                    
      glMatrixMode(GL_MODELVIEW)

      self.quadric  = ZOpenGLQuadric()
      self.materia  = ZOpenGLMateria()
      
      self.disk = ZOpenGLDisk(self.quadric, self.materia)
      self.disk.reshape(0.5, 1.0, 32, 32)
           
      self.light = ZOpenGLLight(GL_LIGHT0)
      self.material = ZOpenGLMaterial(GL_FRONT);


    def paintGL(self):
      glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT)
      glClearColor(0.2, 0.0, 0.2, 1.0)
      glLoadIdentity()
      glTranslatef(0.0, 0.0, 0.0)

      gluLookAt(2.0, 4.0, 8.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0); 

      glEnable(GL_LIGHTING);
 
      self.light.position(6.0, 6.0, 2.0, 0.0);  
          
      self.material.diffuse (0.2, 1.0, 0.2, 0.0);
      self.material.specular(1.0, 1.0, 1.0, 0.0);
      self.material.shininess(100.0);
      
      glRotate(60.0, 0.0, 1.0, 0.0)
      self.disk.draw(); 

      glFlush()


    def resizeGL(self, width, height):
      side = min(width, height)
      if side < 0: return
      glViewport(0, 0, width, height)
      glMatrixMode(GL_PROJECTION)
      glLoadIdentity()
      gluPerspective(16.0, width / height, 0.5, 40.0)

      glMatrixMode(GL_MODELVIEW);


  ##--------------------------------------------


  # MainView Constructor
  def __init__(self, title, x, y, width, height):
    super(ZOpenGLMainView, self).__init__(title, x, y, width, height)

    # 1 Create first imageview.
    self.opengl_view = self.OpenGLView(self)

    # 2 Add the image view to a main_layout of this main view.
    self.add(self.opengl_view)
      
    self.show()



#*************************************************
#    
if main(__name__):

  try:
    app_name  = os.path.basename(sys.argv[0])
    applet    = QApplication(sys.argv)
  
    main_view = MainView(app_name, 40, 40, 600, 380)
    main_view.show ()

    applet.exec_()

  except:
    traceback.print_exc()