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wxTextBuffer ctor bug and something else
[wxWidgets.git] / wxPython / demo / wxGLCanvas.py
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1from wxPython.wx import *
2try:
3 from wxPython.glcanvas import *
4 haveGLCanvas = True
5except ImportError:
6 haveGLCanvas = False
7
8try:
9 # The Python OpenGL package can be found at
10 # http://PyOpenGL.sourceforge.net/
11 from OpenGL.GL import *
12 from OpenGL.GLUT import *
13 haveOpenGL = True
14except ImportError:
15 haveOpenGL = False
16
17#----------------------------------------------------------------------
18
19if not haveGLCanvas:
20 def runTest(frame, nb, log):
21 dlg = wxMessageDialog(frame, 'The wxGLCanvas has not been included with this build of wxPython!',
22 'Sorry', wxOK | wxICON_INFORMATION)
23 dlg.ShowModal()
24 dlg.Destroy()
25
26elif not haveOpenGL:
27 def runTest(frame, nb, log):
28 dlg = wxMessageDialog(frame,
29 'The OpenGL package was not found. You can get it at\n'
30 'http://PyOpenGL.sourceforge.net/',
31 'Sorry', wxOK | wxICON_INFORMATION)
32 dlg.ShowModal()
33 dlg.Destroy()
34
35
36
37
38else:
39 buttonDefs = {
40 wxNewId() : ('CubeCanvas', 'Cube'),
41 wxNewId() : ('ConeCanvas', 'Cone'),
42 }
43
44 class ButtonPanel(wxPanel):
45 def __init__(self, parent, log):
46 wxPanel.__init__(self, parent, -1)
47 self.log = log
48
49 box = wxBoxSizer(wxVERTICAL)
50 box.Add(20, 30)
51 keys = buttonDefs.keys()
52 keys.sort()
53 for k in keys:
54 text = buttonDefs[k][1]
55 btn = wxButton(self, k, text)
56 box.Add(btn, 0, wxALIGN_CENTER|wxALL, 15)
57 EVT_BUTTON(self, k, self.OnButton)
58
59 #** Enable this to show putting a wxGLCanvas on the wxPanel
60 if 0:
61 c = CubeCanvas(self)
62 c.SetSize((200, 200))
63 box.Add(c, 0, wxALIGN_CENTER|wxALL, 15)
64
65 self.SetAutoLayout(True)
66 self.SetSizer(box)
67
68
69 def OnButton(self, evt):
70 canvasClassName = buttonDefs[evt.GetId()][0]
71 canvasClass = eval(canvasClassName)
72 frame = wxFrame(None, -1, canvasClassName, size=(400,400))
73 canvas = canvasClass(frame)
74 frame.Show(True)
75
76
77
78 def runTest(frame, nb, log):
79 win = ButtonPanel(nb, log)
80 return win
81
82
83
84
85 class MyCanvasBase(wxGLCanvas):
86 def __init__(self, parent):
87 wxGLCanvas.__init__(self, parent, -1)
88 self.init = False
89 # initial mouse position
90 self.lastx = self.x = 30
91 self.lasty = self.y = 30
92 EVT_ERASE_BACKGROUND(self, self.OnEraseBackground)
93 EVT_SIZE(self, self.OnSize)
94 EVT_PAINT(self, self.OnPaint)
95 EVT_LEFT_DOWN(self, self.OnMouseDown) # needs fixing...
96 EVT_LEFT_UP(self, self.OnMouseUp)
97 EVT_MOTION(self, self.OnMouseMotion)
98
99 def OnEraseBackground(self, event):
100 pass # Do nothing, to avoid flashing on MSW.
101
102 def OnSize(self, event):
103 size = self.GetClientSize()
104 if self.GetContext():
105 self.SetCurrent()
106 glViewport(0, 0, size.width, size.height)
107
108 def OnPaint(self, event):
109 dc = wxPaintDC(self)
110 self.SetCurrent()
111 if not self.init:
112 self.InitGL()
113 self.init = True
114 self.OnDraw()
115
116 def OnMouseDown(self, evt):
117 self.CaptureMouse()
118
119 def OnMouseUp(self, evt):
120 self.ReleaseMouse()
121
122 def OnMouseMotion(self, evt):
123 if evt.Dragging() and evt.LeftIsDown():
124 self.x, self.y = self.lastx, self.lasty
125 self.x, self.y = evt.GetPosition()
126 self.Refresh(False)
127
128
129
130
131 class CubeCanvas(MyCanvasBase):
132 def InitGL(self):
133 # set viewing projection
134 glMatrixMode(GL_PROJECTION);
135 glFrustum(-0.5, 0.5, -0.5, 0.5, 1.0, 3.0);
136
137 # position viewer
138 glMatrixMode(GL_MODELVIEW);
139 glTranslatef(0.0, 0.0, -2.0);
140
141 # position object
142 glRotatef(self.y, 1.0, 0.0, 0.0);
143 glRotatef(self.x, 0.0, 1.0, 0.0);
144
145 glEnable(GL_DEPTH_TEST);
146 glEnable(GL_LIGHTING);
147 glEnable(GL_LIGHT0);
148
149
150 def OnDraw(self):
151 # clear color and depth buffers
152 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
153
154 # draw six faces of a cube
155 glBegin(GL_QUADS)
156 glNormal3f( 0.0, 0.0, 1.0)
157 glVertex3f( 0.5, 0.5, 0.5)
158 glVertex3f(-0.5, 0.5, 0.5)
159 glVertex3f(-0.5,-0.5, 0.5)
160 glVertex3f( 0.5,-0.5, 0.5)
161
162 glNormal3f( 0.0, 0.0,-1.0)
163 glVertex3f(-0.5,-0.5,-0.5)
164 glVertex3f(-0.5, 0.5,-0.5)
165 glVertex3f( 0.5, 0.5,-0.5)
166 glVertex3f( 0.5,-0.5,-0.5)
167
168 glNormal3f( 0.0, 1.0, 0.0)
169 glVertex3f( 0.5, 0.5, 0.5)
170 glVertex3f( 0.5, 0.5,-0.5)
171 glVertex3f(-0.5, 0.5,-0.5)
172 glVertex3f(-0.5, 0.5, 0.5)
173
174 glNormal3f( 0.0,-1.0, 0.0)
175 glVertex3f(-0.5,-0.5,-0.5)
176 glVertex3f( 0.5,-0.5,-0.5)
177 glVertex3f( 0.5,-0.5, 0.5)
178 glVertex3f(-0.5,-0.5, 0.5)
179
180 glNormal3f( 1.0, 0.0, 0.0)
181 glVertex3f( 0.5, 0.5, 0.5)
182 glVertex3f( 0.5,-0.5, 0.5)
183 glVertex3f( 0.5,-0.5,-0.5)
184 glVertex3f( 0.5, 0.5,-0.5)
185
186 glNormal3f(-1.0, 0.0, 0.0)
187 glVertex3f(-0.5,-0.5,-0.5)
188 glVertex3f(-0.5,-0.5, 0.5)
189 glVertex3f(-0.5, 0.5, 0.5)
190 glVertex3f(-0.5, 0.5,-0.5)
191 glEnd()
192
193 glRotatef((self.lasty - self.y)/100., 1.0, 0.0, 0.0);
194 glRotatef((self.lastx - self.x)/100., 0.0, 1.0, 0.0);
195
196 self.SwapBuffers()
197
198
199
200
201
202 class ConeCanvas(MyCanvasBase):
203 def InitGL( self ):
204 glMatrixMode(GL_PROJECTION);
205 # camera frustrum setup
206 glFrustum(-0.5, 0.5, -0.5, 0.5, 1.0, 3.0);
207 glMaterial(GL_FRONT, GL_AMBIENT, [0.2, 0.2, 0.2, 1.0])
208 glMaterial(GL_FRONT, GL_DIFFUSE, [0.8, 0.8, 0.8, 1.0])
209 glMaterial(GL_FRONT, GL_SPECULAR, [1.0, 0.0, 1.0, 1.0])
210 glMaterial(GL_FRONT, GL_SHININESS, 50.0)
211 glLight(GL_LIGHT0, GL_AMBIENT, [0.0, 1.0, 0.0, 1.0])
212 glLight(GL_LIGHT0, GL_DIFFUSE, [1.0, 1.0, 1.0, 1.0])
213 glLight(GL_LIGHT0, GL_SPECULAR, [1.0, 1.0, 1.0, 1.0])
214 glLight(GL_LIGHT0, GL_POSITION, [1.0, 1.0, 1.0, 0.0]);
215 glLightModel(GL_LIGHT_MODEL_AMBIENT, [0.2, 0.2, 0.2, 1.0])
216 glEnable(GL_LIGHTING)
217 glEnable(GL_LIGHT0)
218 glDepthFunc(GL_LESS)
219 glEnable(GL_DEPTH_TEST)
220 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
221 # position viewer
222 glMatrixMode(GL_MODELVIEW);
223
224
225 def OnDraw(self):
226 # clear color and depth buffers
227 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
228 # use a fresh transformation matrix
229 glPushMatrix()
230 # position object
231 glTranslate(0.0, 0.0, -2.0);
232 glRotate(30.0, 1.0, 0.0, 0.0);
233 glRotate(30.0, 0.0, 1.0, 0.0);
234
235 glTranslate(0, -1, 0)
236 glRotate(250, 1, 0, 0)
237 glutSolidCone(0.5, 1, 30, 5)
238 glPopMatrix()
239 glRotatef((self.lasty - self.y)/100., 0.0, 0.0, 1.0);
240 glRotatef(0.0, (self.lastx - self.x)/100., 1.0, 0.0);
241 # push into visible buffer
242 self.SwapBuffers()
243
244
245
246
247#----------------------------------------------------------------------
248
249
250
251
252
253
254
255
256overview = """\
257"""
258
259
260
261
262
263#----------------------------------------------------------------------
264
265def _test():
266 class MyApp(wxApp):
267 def OnInit(self):
268 frame = wxFrame(None, -1, "GL Demos", wxDefaultPosition, wxSize(600,300))
269 #win = ConeCanvas(frame)
270 MySplitter(frame)
271 frame.Show(True)
272 self.SetTopWindow(frame)
273 return True
274
275 app = MyApp(0)
276 app.MainLoop()
277
278if __name__ == '__main__':
279 _test()
280
wxWidgets (Impactor)