5b119149c0
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@12392 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
271 lines
7.7 KiB
Python
271 lines
7.7 KiB
Python
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from wxPython.wx import *
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try:
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from wxPython.glcanvas import *
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haveGLCanvas = true
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except ImportError:
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haveGLCanvas = false
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try:
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# The Python OpenGL package can be found at
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# http://PyOpenGL.sourceforge.net/
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from OpenGL.GL import *
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from OpenGL.GLUT import *
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haveOpenGL = true
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except ImportError:
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haveOpenGL = false
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#----------------------------------------------------------------------
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if not haveGLCanvas:
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def runTest(frame, nb, log):
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dlg = wxMessageDialog(frame, 'The wxGLCanvas has not been included with this build of wxPython!',
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'Sorry', wxOK | wxICON_INFORMATION)
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dlg.ShowModal()
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dlg.Destroy()
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elif not haveOpenGL:
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def runTest(frame, nb, log):
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dlg = wxMessageDialog(frame,
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'The OpenGL package was not found. You can get it at\n'
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'http://PyOpenGL.sourceforge.net/',
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'Sorry', wxOK | wxICON_INFORMATION)
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dlg.ShowModal()
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dlg.Destroy()
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else:
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buttonDefs = {
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wxNewId() : ('CubeCanvas', 'Cube'),
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wxNewId() : ('ConeCanvas', 'Cone'),
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}
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class ButtonPanel(wxPanel):
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def __init__(self, parent, log):
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wxPanel.__init__(self, parent, -1)
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self.log = log
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box = wxBoxSizer(wxVERTICAL)
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box.Add(20, 30)
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keys = buttonDefs.keys()
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keys.sort()
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for k in keys:
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text = buttonDefs[k][1]
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btn = wxButton(self, k, text)
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box.Add(btn, 0, wxALIGN_CENTER|wxALL, 15)
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EVT_BUTTON(self, k, self.OnButton)
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self.SetAutoLayout(true)
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self.SetSizer(box)
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def OnButton(self, evt):
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canvasClassName = buttonDefs[evt.GetId()][0]
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canvasClass = eval(canvasClassName)
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frame = wxFrame(None, -1, canvasClassName, size=(400,400))
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canvas = canvasClass(frame)
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frame.Show(true)
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def runTest(frame, nb, log):
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win = ButtonPanel(nb, log)
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return win
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class MyCanvasBase(wxGLCanvas):
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def __init__(self, parent):
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wxGLCanvas.__init__(self, parent, -1)
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self.init = false
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# initial mouse position
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self.lastx = self.x = 30
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self.lasty = self.y = 30
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EVT_ERASE_BACKGROUND(self, self.OnEraseBackground)
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EVT_SIZE(self, self.OnSize)
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EVT_PAINT(self, self.OnPaint)
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#EVT_LEFT_DOWN(self, self.OnMouseDown) # needs fixing...
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#EVT_LEFT_UP(self, self.OnMouseUp)
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#EVT_MOTION(self, self.OnMouseMotion)
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def OnEraseBackground(self, event):
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pass # Do nothing, to avoid flashing on MSW.
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def OnSize(self, event):
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size = self.GetClientSize()
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if self.GetContext():
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self.SetCurrent()
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glViewport(0, 0, size.width, size.height)
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def OnPaint(self, event):
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dc = wxPaintDC(self)
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self.SetCurrent()
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if not self.init:
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self.InitGL()
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self.init = true
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self.OnDraw()
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def OnMouseDown(self, evt):
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self.CaptureMouse()
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def OnMouseUp(self, evt):
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self.ReleaseMouse()
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def OnMouseMotion(self, evt):
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if evt.Dragging() and evt.LeftIsDown():
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self.x, self.y = self.lastx, self.lasty
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self.x, self.y = evt.GetPosition()
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self.Refresh()
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class CubeCanvas(MyCanvasBase):
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def InitGL(self):
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# set viewing projection
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glMatrixMode(GL_PROJECTION);
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glFrustum(-0.5, 0.5, -0.5, 0.5, 1.0, 3.0);
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# position viewer
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glMatrixMode(GL_MODELVIEW);
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glTranslatef(0.0, 0.0, -2.0);
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# position object
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glRotatef(self.y, 1.0, 0.0, 0.0);
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glRotatef(self.x, 0.0, 1.0, 0.0);
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glEnable(GL_DEPTH_TEST);
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glEnable(GL_LIGHTING);
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glEnable(GL_LIGHT0);
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def OnDraw(self):
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# clear color and depth buffers
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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# draw six faces of a cube
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glBegin(GL_QUADS)
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glNormal3f( 0.0, 0.0, 1.0)
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glVertex3f( 0.5, 0.5, 0.5)
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glVertex3f(-0.5, 0.5, 0.5)
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glVertex3f(-0.5,-0.5, 0.5)
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glVertex3f( 0.5,-0.5, 0.5)
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glNormal3f( 0.0, 0.0,-1.0)
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glVertex3f(-0.5,-0.5,-0.5)
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glVertex3f(-0.5, 0.5,-0.5)
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glVertex3f( 0.5, 0.5,-0.5)
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glVertex3f( 0.5,-0.5,-0.5)
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glNormal3f( 0.0, 1.0, 0.0)
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glVertex3f( 0.5, 0.5, 0.5)
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glVertex3f( 0.5, 0.5,-0.5)
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glVertex3f(-0.5, 0.5,-0.5)
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glVertex3f(-0.5, 0.5, 0.5)
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glNormal3f( 0.0,-1.0, 0.0)
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glVertex3f(-0.5,-0.5,-0.5)
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glVertex3f( 0.5,-0.5,-0.5)
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glVertex3f( 0.5,-0.5, 0.5)
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glVertex3f(-0.5,-0.5, 0.5)
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glNormal3f( 1.0, 0.0, 0.0)
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glVertex3f( 0.5, 0.5, 0.5)
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glVertex3f( 0.5,-0.5, 0.5)
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glVertex3f( 0.5,-0.5,-0.5)
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glVertex3f( 0.5, 0.5,-0.5)
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glNormal3f(-1.0, 0.0, 0.0)
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glVertex3f(-0.5,-0.5,-0.5)
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glVertex3f(-0.5,-0.5, 0.5)
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glVertex3f(-0.5, 0.5, 0.5)
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glVertex3f(-0.5, 0.5,-0.5)
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glEnd()
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glRotatef(self.lasty - self.y, 1.0, 0.0, 0.0);
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glRotatef(self.lastx - self.x, 0.0, 1.0, 0.0);
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self.SwapBuffers()
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class ConeCanvas(MyCanvasBase):
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def InitGL( self ):
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glMatrixMode(GL_PROJECTION);
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# camera frustrum setup
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glFrustum(-0.5, 0.5, -0.5, 0.5, 1.0, 3.0);
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glMaterial(GL_FRONT, GL_AMBIENT, [0.2, 0.2, 0.2, 1.0])
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glMaterial(GL_FRONT, GL_DIFFUSE, [0.8, 0.8, 0.8, 1.0])
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glMaterial(GL_FRONT, GL_SPECULAR, [1.0, 0.0, 1.0, 1.0])
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glMaterial(GL_FRONT, GL_SHININESS, 50.0)
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glLight(GL_LIGHT0, GL_AMBIENT, [0.0, 1.0, 0.0, 1.0])
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glLight(GL_LIGHT0, GL_DIFFUSE, [1.0, 1.0, 1.0, 1.0])
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glLight(GL_LIGHT0, GL_SPECULAR, [1.0, 1.0, 1.0, 1.0])
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glLight(GL_LIGHT0, GL_POSITION, [1.0, 1.0, 1.0, 0.0]);
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glLightModel(GL_LIGHT_MODEL_AMBIENT, [0.2, 0.2, 0.2, 1.0])
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glEnable(GL_LIGHTING)
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glEnable(GL_LIGHT0)
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glDepthFunc(GL_LESS)
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glEnable(GL_DEPTH_TEST)
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
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def OnDraw(self):
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# clear color and depth buffers
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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# position viewer
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glMatrixMode(GL_MODELVIEW);
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# use a fresh transformation matrix
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glPushMatrix()
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# position object
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glTranslate(0.0, 0.0, -2.0);
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glRotate(30.0, 1.0, 0.0, 0.0);
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glRotate(30.0, 0.0, 1.0, 0.0);
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glTranslate(0, -1, 0)
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glRotate(250, 1, 0, 0)
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glutSolidCone(1, 2, 50, 10)
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glPopMatrix()
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# push into visible buffer
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self.SwapBuffers()
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#----------------------------------------------------------------------
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overview = """\
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"""
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#----------------------------------------------------------------------
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def _test():
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class MyApp(wxApp):
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def OnInit(self):
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frame = wxFrame(None, -1, "GL Demos", wxDefaultPosition, wxSize(600,300))
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#win = ConeCanvas(frame)
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MySplitter(frame)
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frame.Show(TRUE)
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self.SetTopWindow(frame)
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return TRUE
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app = MyApp(0)
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app.MainLoop()
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if __name__ == '__main__':
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_test()
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