git.saurik.com Git - wxWidgets.git/blame_incremental - utils/wxPython/demo/wxGLCanvas.py

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Commit	Line	Data
	1
	2	from wxPython.wx import *
	3	try:
	4	from wxPython.glcanvas import *
	5	haveGLCanvas = true
	6	except ImportError:
	7	haveGLCanvas = false
	8
	9	#----------------------------------------------------------------------
	10
	11	if not haveGLCanvas:
	12	def runTest(frame, nb, log):
	13	dlg = wxMessageDialog(frame, 'The wxGLCanvas has not been included with this build of wxPython!',
	14	'Sorry', wxOK \| wxICON_INFORMATION)
	15	dlg.ShowModal()
	16	dlg.Destroy()
	17
	18	else:
	19
	20
	21	def runTest(frame, nb, log):
	22	#win = TestGLCanvas(nb)
	23	#return win
	24	win = wxFrame(frame, -1, "GL Cube", wxDefaultPosition, wxSize(400,300))
	25	canvas = TestGLCanvas(win)
	26	frame.otherWin = win
	27	win.Show(true)
	28	return None
	29
	30
	31
	32	class TestGLCanvas(wxGLCanvas):
	33	def __init__(self, parent):
	34	wxGLCanvas.__init__(self, parent, -1)
	35	EVT_ERASE_BACKGROUND(self, self.OnEraseBackground)
	36	self.init = false
	37
	38	def OnEraseBackground(self, event):
	39	pass # Do nothing, to avoid flashing.
	40
	41
	42	def OnSize(self, event):
	43	size = self.GetClientSize()
	44	if self.GetContext() != 'NULL':
	45	self.SetCurrent()
	46	glViewport(0, 0, size.width, size.height)
	47
	48
	49	def OnPaint(self, event):
	50	dc = wxPaintDC(self)
	51
	52	ctx = self.GetContext()
	53	if ctx == "NULL": return
	54
	55	self.SetCurrent()
	56
	57
	58	if not self.init:
	59	self.InitGL()
	60	self.init = true
	61
	62	# clear color and depth buffers
	63	glClear(GL_COLOR_BUFFER_BIT \| GL_DEPTH_BUFFER_BIT);
	64
	65	# draw six faces of a cube
	66	glBegin(GL_QUADS)
	67	glNormal3f( 0.0, 0.0, 1.0)
	68	glVertex3f( 0.5, 0.5, 0.5)
	69	glVertex3f(-0.5, 0.5, 0.5)
	70	glVertex3f(-0.5,-0.5, 0.5)
	71	glVertex3f( 0.5,-0.5, 0.5)
	72
	73	glNormal3f( 0.0, 0.0,-1.0)
	74	glVertex3f(-0.5,-0.5,-0.5)
	75	glVertex3f(-0.5, 0.5,-0.5)
	76	glVertex3f( 0.5, 0.5,-0.5)
	77	glVertex3f( 0.5,-0.5,-0.5)
	78
	79	glNormal3f( 0.0, 1.0, 0.0)
	80	glVertex3f( 0.5, 0.5, 0.5)
	81	glVertex3f( 0.5, 0.5,-0.5)
	82	glVertex3f(-0.5, 0.5,-0.5)
	83	glVertex3f(-0.5, 0.5, 0.5)
	84
	85	glNormal3f( 0.0,-1.0, 0.0)
	86	glVertex3f(-0.5,-0.5,-0.5)
	87	glVertex3f( 0.5,-0.5,-0.5)
	88	glVertex3f( 0.5,-0.5, 0.5)
	89	glVertex3f(-0.5,-0.5, 0.5)
	90
	91	glNormal3f( 1.0, 0.0, 0.0)
	92	glVertex3f( 0.5, 0.5, 0.5)
	93	glVertex3f( 0.5,-0.5, 0.5)
	94	glVertex3f( 0.5,-0.5,-0.5)
	95	glVertex3f( 0.5, 0.5,-0.5)
	96
	97	glNormal3f(-1.0, 0.0, 0.0)
	98	glVertex3f(-0.5,-0.5,-0.5)
	99	glVertex3f(-0.5,-0.5, 0.5)
	100	glVertex3f(-0.5, 0.5, 0.5)
	101	glVertex3f(-0.5, 0.5,-0.5)
	102	glEnd()
	103
	104	self.SwapBuffers()
	105
	106
	107	def InitGL(self):
	108	# set viewing projection
	109	glMatrixMode(GL_PROJECTION);
	110	glFrustum(-0.5, 0.5, -0.5, 0.5, 1.0, 3.0);
	111
	112	# position viewer
	113	glMatrixMode(GL_MODELVIEW);
	114	glTranslatef(0.0, 0.0, -2.0);
	115
	116	# position object
	117	glRotatef(30.0, 1.0, 0.0, 0.0);
	118	glRotatef(30.0, 0.0, 1.0, 0.0);
	119
	120	glEnable(GL_DEPTH_TEST);
	121	glEnable(GL_LIGHTING);
	122	glEnable(GL_LIGHT0);
	123
	124
	125
	126
	127
	128
	129
	130
	131
	132
	133
	134
	135
	136	overview = """\
	137	"""
	138
	139
	140
	141
	142
	143	#----------------------------------------------------------------------
	144
	145	def _test():
	146	class MyApp(wxApp):
	147	def OnInit(self):
	148	frame = wxFrame(NULL, -1, "GL Cube", wxDefaultPosition, wxSize(400,300))
	149	win = TestGLCanvas(frame)
	150	frame.Show(TRUE)
	151	self.SetTopWindow(frame)
	152	return TRUE
	153
	154	app = MyApp(0)
	155	app.MainLoop()
	156
	157	if __name__ == '__main__':
	158	_test()