- class ConeCanvas(MyCanvasBase):
- def InitGL( self ):
- glMatrixMode(GL_PROJECTION);
- # camera frustrum setup
- glFrustum(-0.5, 0.5, -0.5, 0.5, 1.0, 3.0);
- glMaterial(GL_FRONT, GL_AMBIENT, [0.2, 0.2, 0.2, 1.0])
- glMaterial(GL_FRONT, GL_DIFFUSE, [0.8, 0.8, 0.8, 1.0])
- glMaterial(GL_FRONT, GL_SPECULAR, [1.0, 0.0, 1.0, 1.0])
- glMaterial(GL_FRONT, GL_SHININESS, 50.0)
- glLight(GL_LIGHT0, GL_AMBIENT, [0.0, 1.0, 0.0, 1.0])
- glLight(GL_LIGHT0, GL_DIFFUSE, [1.0, 1.0, 1.0, 1.0])
- glLight(GL_LIGHT0, GL_SPECULAR, [1.0, 1.0, 1.0, 1.0])
- glLight(GL_LIGHT0, GL_POSITION, [1.0, 1.0, 1.0, 0.0]);
- glLightModel(GL_LIGHT_MODEL_AMBIENT, [0.2, 0.2, 0.2, 1.0])
- glEnable(GL_LIGHTING)
- glEnable(GL_LIGHT0)
- glDepthFunc(GL_LESS)
- glEnable(GL_DEPTH_TEST)
- glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
- # position viewer
- glMatrixMode(GL_MODELVIEW);
-
-
- def OnDraw(self):
- # clear color and depth buffers
- glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
- # use a fresh transformation matrix
- glPushMatrix()
- # position object
- glTranslate(0.0, 0.0, -2.0);
- glRotate(30.0, 1.0, 0.0, 0.0);
- glRotate(30.0, 0.0, 1.0, 0.0);
-
- glTranslate(0, -1, 0)
- glRotate(250, 1, 0, 0)
- glutSolidCone(0.5, 1, 30, 5)
- glPopMatrix()
- glRotatef((self.lasty - self.y)/100., 0.0, 0.0, 1.0);
- glRotatef(0.0, (self.lastx - self.x)/100., 1.0, 0.0);
- # push into visible buffer
- self.SwapBuffers()