class MainView(ZApplicationView):
# Inner classes
#--------------------------------------------
class ColorBox(QWidget):
def __init__(self, parent):
QWidget.__init__(self, parent)
self.color = QColor(255, 128, 0)
def paintEvent(self, event):
painter = QPainter(self)
painter.setBrush(self.color)
painter.drawRect(20, 20, 200, 200)
def update_color(self, r, g, b):
self.color = QColor(r, g, b)
self.update()
# MainView Constructor
def __init__(self, title, x, y, width, height):
super(MainView, self).__init__(title, x, y, width, height)
# 1 Create first imageview.
self.colorbox = self.ColorBox(self)
# 2 Add imageviews to the main_layout which is a horizontal layouter.
self.add(self.colorbox)
self.show()
def add_control_pane(self, fixed_width=280):
# Control pane widget
print("add_control_pane")
self.vpane = ZVerticalPane(self, fixed_width)
self.positioner = ZColorPositioner(self)
self.positioner.set_rgb_colors(255, 128, 0)
self.vpane.add(self.positioner)
self.positioner.add_value_changed_callback(self.slider_value_changed)
self.set_right_dock(self.vpane)
def slider_value_changed(self, value):
values = self.positioner.get_values()
self.colorbox.update_color(values[0], values[1], values[2])
class MainView(ZOpenGLMainView):
##--------------------------------------------
class OpenGLView(ZOpenGLView):
def __init__(self, parent, color, eye, light):
#self.parent = parent
super(ZOpenGLView, self).__init__(parent)
self.angle = 0
self.vcolor = color
self.veye = eye
self.vlight = light
def initializeGL(self):
glEnable(GL_DEPTH_TEST)
glMatrixMode(GL_PROJECTION)
glLoadIdentity()
glMatrixMode(GL_MODELVIEW)
self.light = ZOpenGLLight()
self.material = ZOpenGLMaterial(GL_FRONT)
self.geometry = ZOpenGLGeometry(None)
def paintGL(self):
glFrustum(1, -1, -1, 1, 1, 10)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glLoadIdentity()
glMatrixMode(GL_MODELVIEW)
glClearColor(1.0, 1.0, 1.0, 1.0)
glTranslate(-0.5, -0.5, 0.0)
gluLookAt(self.veye[0], self.veye[1], self.veye[2], 0.0, 0.0, 0.0,
0.0, 1.0, 0.0)
glRotate(0.0, 0.0, 1.0, 0.0)
glEnable(GL_LIGHTING)
self.light.position(self.vlight[0], self.vlight[1], self.vlight[2],
0.0)
self.material.diffuse(self.vcolor[0] / 255.0,
self.vcolor[1] / 255.0,
self.vcolor[2] / 255.0, 0.0)
self.material.specular(1.0, 1.0, 1.0, 0.0)
self.material.shininess(100.0)
glFrontFace(GL_CCW)
glEnable(GL_CULL_FACE)
glCullFace(GL_BACK)
glEnable(GL_NORMALIZE)
glPushMatrix()
self.geometry.solidTeapot(2.0)
glPopMatrix()
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)
def setColorPosition(self, color):
self.vcolor = color
self.update()
def setEyePosition(self, eye):
self.veye = eye
self.update()
def setLigtPosition(self, light):
self.vlight = light
self.update()
##--------------------------------------------
# class variables
COLOR_RANGE = [0, 255]
COLOR_POS = [0.0, 0.0, 255.0]
EYE_RANGE = [-40, 40]
EYE_POS = [2.0, 0.0, 30.0]
LIGHT_RANGE = [-40, 40]
LIGHT_POS = [30.0, -10.0, -30.0]
# 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, self.COLOR_POS, self.EYE_POS,
self.LIGHT_POS)
# 2 Add the image view to a main_layout of this main view.
self.add(self.opengl_view)
# 4 Add callbacks to positioners.
self.colorPositioner.add_value_changed_callback(self.color_changed)
self.eyePositioner.add_value_changed_callback(self.eye_changed)
self.lightPositioner.add_value_changed_callback(self.light_changed)
self.show()
# Add control pane to MainView
def add_control_pane(self, fixed_width=270):
self.vpane = ZVerticalPane(self, fixed_width)
self.colorPositioner = ZColorPositioner(self, "ColorPositioner",
["R", "G", "B"],
self.COLOR_RANGE,
self.COLOR_POS)
self.eyePositioner = ZEyePositioner(self, "EyePositioner",
["X", "Y", "Z"], self.EYE_RANGE,
self.EYE_POS)
self.lightPositioner = ZLightPositioner(self, "LightPositioner",
["X", "Y", "Z"],
self.LIGHT_RANGE,
self.LIGHT_POS)
self.vpane.add(self.colorPositioner)
self.vpane.add(self.eyePositioner)
self.vpane.add(self.lightPositioner)
self.set_right_dock(self.vpane)
def color_changed(self, v):
values = self.colorPositioner.get_values()
self.opengl_view.setColorPosition(values)
def eye_changed(self, v):
values = self.eyePositioner.get_values()
self.opengl_view.setEyePosition(values)
def light_changed(self, v):
values = self.lightPositioner.get_values()
self.opengl_view.setLigtPosition(values)
class MainView(ZOpenGLMainView):
##--------------------------------------------
class OpenGLView(ZOpenGLView):
def __init__(self, parent, color, eye, light):
#self.parent = parent
super(ZOpenGLView, self).__init__(parent)
self.angle = 0
self.vcolor = color
self.veye = eye
self.vlight = light
def initializeGL(self):
glEnable(GL_DEPTH_TEST)
glMatrixMode(GL_PROJECTION)
glLoadIdentity()
glMatrixMode(GL_MODELVIEW)
self.light = ZOpenGLLight()
self.material = ZOpenGLMaterial(GL_FRONT)
self.vertices = [
[-1.0, -1.0, 1.0],
[1.0, -1.0, 1.0],
[1.0, -1.0, -1.0],
[-1.0, -1.0, -1.0],
[0.0, 1.0, 0.0],
]
self.indices = [
[0, 1, 4], #Triangle: face1
[1, 2, 4], #Triangle: face2
[2, 3, 4], #Triangle: face3
[3, 0, 4], #Triangle] face4
]
self.surfaces = ZOpenGLTriangleSurfaces(self.vertices,
self.indices)
self.normals = self.surfaces.calculateSurfaceNormals()
def paintGL(self):
glFrustum(1, -1, -1, 1, 1, 10)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glLoadIdentity()
glMatrixMode(GL_MODELVIEW)
glClearColor(1.0, 1.0, 1.0, 1.0)
glTranslate(-0.5, -0.5, 0.0)
gluLookAt(self.veye[0], self.veye[1], self.veye[2], 0.0, 0.0, 0.0,
0.0, 1.0, 0.0)
glRotate(0.0, 0.0, 1.0, 0.0)
#glTranslate(0.0, 0.0, -1.0)
#glEnableClientState(GL_VERTEX_ARRAY)
#glEnableClientState(GL_COLOR_ARRAY)
#avertices = np.array(self.vertices, dtype="float32")
#glVertexPointer(3, GL_FLOAT, 0, self.avertices)
#nindices = np.array(self.indices, dtype="uint32")
glEnable(GL_LIGHTING)
self.light.position(self.vlight[0], self.vlight[1], self.vlight[2],
0.0)
self.material.diffuse(self.vcolor[0] / 255.0,
self.vcolor[1] / 255.0,
self.vcolor[2] / 255.0, 0.0)
self.material.specular(1.0, 1.0, 1.0, 0.0)
self.material.shininess(100.0)
glFrontFace(GL_CCW)
glEnable(GL_CULL_FACE)
glCullFace(GL_BACK)
glEnable(GL_NORMALIZE)
for i in range(len(self.indices)):
glBegin(GL_TRIANGLES)
tri = self.indices[i]
self.draw(self.normals[i], self.vertices[tri[0]],
self.vertices[tri[1]], self.vertices[tri[2]])
glEnd()
glFlush()
#glDisableClientState(GL_VERTEX_ARRAY)
#glDisableClientState(GL_COLOR_ARRAY)
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)
def draw(self, n, v1, v2, v3):
glNormal3fv(n)
glVertex3fv(v1)
glVertex3fv(v2)
glVertex3fv(v3)
def setColorPosition(self, color):
self.vcolor = color
self.update()
def setEyePosition(self, eye):
self.veye = eye
self.update()
def setLigtPosition(self, light):
self.vlight = light
self.update()
##--------------------------------------------
# class variables
COLOR_RANGE = [0, 255]
COLOR_POS = [0.0, 0.0, 255.0]
EYE_RANGE = [-40, 40]
EYE_POS = [2.0, 0.0, 30.0]
LIGHT_RANGE = [-40, 40]
LIGHT_POS = [30.0, -10.0, -30.0]
# 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, self.COLOR_POS, self.EYE_POS,
self.LIGHT_POS)
# 2 Add the image view to a main_layout of this main view.
self.add(self.opengl_view)
# 4 Add callbacks to positioners.
self.colorPositioner.add_value_changed_callback(self.color_changed)
self.eyePositioner.add_value_changed_callback(self.eye_changed)
self.lightPositioner.add_value_changed_callback(self.light_changed)
self.show()
# Add control pane to MainView
def add_control_pane(self, fixed_width=270):
self.vpane = ZVerticalPane(self, fixed_width)
self.colorPositioner = ZColorPositioner(self, "ColorPositioner",
["R", "G", "B"],
self.COLOR_RANGE,
self.COLOR_POS)
self.eyePositioner = ZEyePositioner(self, "EyePositioner",
["X", "Y", "Z"], self.EYE_RANGE,
self.EYE_POS)
self.lightPositioner = ZLightPositioner(self, "LightPositioner",
["X", "Y", "Z"],
self.LIGHT_RANGE,
self.LIGHT_POS)
self.vpane.add(self.colorPositioner)
self.vpane.add(self.eyePositioner)
self.vpane.add(self.lightPositioner)
self.set_right_dock(self.vpane)
def color_changed(self, v):
values = self.colorPositioner.get_values()
self.opengl_view.setColorPosition(values)
def eye_changed(self, v):
values = self.eyePositioner.get_values()
self.opengl_view.setEyePosition(values)
def light_changed(self, v):
values = self.lightPositioner.get_values()
self.opengl_view.setLigtPosition(values)