def paintGL(self):
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glClearColor(1.0, 1.0, 1.0, 0.0)
glLoadIdentity()
glEnable(GL_CULL_FACE)
glCullFace(GL_BACK)
gluLookAt(2.0, 2.0, 4.0, 0.0, 0.0, 0.0, 0.0, 10.0, 0.0)
glEnable(GL_LIGHTING)
glTranslatef(0.0, 0.0, 0.0)
glRotate(self.angle, self.axis[0], self.axis[1], self.axis[2])
light = ZOpenGLLight(GL_LIGHT0)
lightPosition = [15.0, 25.0, -25.0, 1.0]
light.positionv(lightPosition)
white = [1.0, 1.0, 1.0, 1.0]
blue = [0.0, 0.0, 1.0, 1.0]
green = [0.0, 1.0, 0.0, 1.0]
shininess = 100.0
material = ZOpenGLMaterial(GL_FRONT)
material.diffusev(white)
material.specularv(blue)
material.shininess(shininess)
if self.torus != None:
self.torus.draw()
def paintGL(self):
self.mutex.lock()
if (self.angle < (self.CIRCLE_ANGLE - self.INCREMENT)):
self.angle += self.INCREMENT
else:
self.angle = self.INCREMENT
if (self.sphere != None):
pos = self.circle.getOrbitPosition(self.angle)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glLoadIdentity()
gluLookAt(-5.0, 10.0, 4.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0)
glClearColor(0.0, 0.0, 0.0, 1.0)
glEnable(GL_CULL_FACE)
glEnable(GL_LIGHTING)
glTranslate(0.0, 0.0, 0.0)
glColor(1.0, 1.0, 1.0)
#green
self.circle.draw()
glTranslate(pos[0], pos[1], pos[2])
light = ZOpenGLLight(GL_LIGHT0)
lightPosition = [-2.0, 0.0, -1.0, 1.0]
light.positionv(lightPosition)
white = [1.0, 1.0, 1.0, 1.0]
blue = [0.0, 0.0, 1.0, 1.0]
green = [0.0, 1.0, 0.0, 1.0]
shininess = 100.0
material = ZOpenGLMaterial(GL_FRONT)
material.diffusev(green)
material.specularv(white)
material.shininess(shininess)
self.sphere.draw()
self.mutex.unlock()
class OpenGLView(ZOpenGLView):
def __init__(self, parent=None):
self.parent = parent
super(ZOpenGLView, self).__init__(parent)
self.angle = 120
def initializeGL(self):
glEnable(GL_DEPTH_TEST)
glEnable(GL_TEXTURE_2D)
self.light = ZOpenGLLight(GL_LIGHT0)
self.light.position(-10.0, -10.0, 20.0, 1.0)
#self.light.position(10.0, 20.0, 0.0, 1.0)
glFrontFace(GL_CCW)
self.material = ZOpenGLMaterial(GL_BACK)
white = [1.0, 1.0, 1.0, 1.0]
blue = [0.0, 0.0, 1.0, 1.0]
shininess = 100
self.material.diffusev(blue)
self.material.specularv(white)
self.material.shininess(shininess)
self.sphere = None
self.axis = [-10.0, -10.0, 80.0]
filename = "../opengl/images/world.topo.bathy.200412.3x860x430.jpg"
self.createTexture(filename)
self.parent.set_filenamed_title(filename)
def createTexture(self, filename):
try:
reader = ZOpenCVImageReader()
image = reader.read(filename)
alpha = 12.0
beta = 10.0
convertedImage = cv2.convertTo(image, -1, alpha, beta)
cvImageInfo = ZOpenCVImageInfo()
#Get ZOpenGLImageInfo from cv2.Mat convertedImage
imageInfo = cvImageInfo.getImageInfo(convertedImage)
self.sphere = ZOpenGLTexturedSphere(2.5, 40, 40)
self.sphere.imageFromImageInfo(1, imageInfo)
except:
traceback.print_exc()
def paintGL(self):
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glClearColor(0.0, 0.0, 0.0, 0.0)
glLoadIdentity()
glTranslatef(0.0, 0.0, -1.0)
gluLookAt(0.0, -5.0, 5.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0)
glEnable(GL_CULL_FACE)
glEnable(GL_LIGHTING)
glTranslatef(0.0, 0.0, 0.0)
glRotate(self.angle, self.axis[0], self.axis[1], self.axis[2])
if self.sphere != None:
self.sphere.draw()
glFlush()
def resizeGL(self, width, height):
if width == 0 or height == 0:
return
glViewport(0, 0, width, height)
glMatrixMode(GL_PROJECTION)
glLoadIdentity()
gluPerspective(16.0, width / height, 0.5, 100)
glMatrixMode(GL_MODELVIEW)
def keyPressEvent(self, event):
if event.key() == Qt.Key_Left:
self.angle = self.angle - 2.0
if event.key() == Qt.Key_Right:
self.angle = self.angle + 2.0
self.update()
def createTexture(self, filename):
self.sphere = ZOpenGLTexturedSphere(filename, None, 1.0, 40, 40)
class OpenGLView(ZOpenGLView):
## Constructor
def __init__(self, parent=None):
self.parent = parent
super(ZOpenGLView, self).__init__(parent)
def initializeGL(self):
glMatrixMode(GL_PROJECTION)
glLoadIdentity()
glEnable(GL_DEPTH_TEST)
# ColorNormalVertex<float,4,3,3>
vertices = [
[0.5, 0.0, 0.0, 0.5, -0.6, 0.6, 0.6, -0.5, 0.5, 0.5],
[0.5, 0.0, 0.0, 0.5, -0.6, -0.6, 0.6, -0.5, -0.5, 0.5],
[0.5, 0.0, 0.0, 0.5, 0.6, 0.6, 0.6, 0.5, 0.5, 0.5],
[0.5, 0.0, 0.0, 0.5, 0.6, -0.6, 0.6, 0.5, -0.5, 0.5],
[0.5, 0.0, 0.0, 0.5, 0.6, 0.6, -0.6, 0.5, 0.5, -0.5],
[0.5, 0.0, 0.0, 0.5, 0.6, -0.6, -0.6, 0.5, -0.5, -0.5],
[0.5, 0.0, 0.0, 0.5, -0.6, 0.6, -0.6, -0.5, 0.5, -0.5],
[0.5, 0.0, 0.0, 0.5, -0.6, -0.6, -0.6, -0.5, -0.5, -0.5],
]
indices = [
0,
2,
3,
1,
2,
4,
5,
3,
4,
6,
7,
5,
6,
0,
1,
7,
6,
4,
2,
0,
1,
3,
5,
7,
]
self.n_vertices = len(vertices)
self.vertexBuffer = ZOpenGLVertexBufferARB()
self.vertexBuffer.bind()
float32_bsize = 4
data_size = self.n_vertices * (4 + 3 + 3) * float32_bsize
varray = np.array(vertices, dtype="float32")
self.vertexBuffer.data(data_size, varray, GL_STATIC_DRAW_ARB)
self.vertexBuffer.unbind()
self.n_indices = len(indices)
self.indexBuffer = ZOpenGLIndexBufferARB()
self.indexBuffer.bind()
iarray = np.array(indices, dtype="int32")
self.indexBuffer.data(self.n_indices * 4, iarray,
GL_STATIC_DRAW_ARB)
self.indexBuffer.unbind()
self.light = ZOpenGLLight(GL_LIGHT0)
self.material = ZOpenGLMaterial(GL_FRONT_AND_BACK)
def paintGL(self):
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glLoadIdentity()
glTranslate(0.0, 0.0, -1.0)
gluLookAt(2.0, 4.0, 6.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0)
glClearColor(1.0, 0.8, 0.8, 1.0)
state1 = ZOpenGLClientState(GL_VERTEX_ARRAY)
state2 = ZOpenGLClientState(GL_COLOR_ARRAY)
state3 = ZOpenGLClientState(GL_NORMAL_ARRAY)
state1.enable()
state2.enable()
state3.enable()
lightPosition = [5.0, 5.0, -8.0, 1.0]
lightColor = [1.0, 0.0, 0.0, 1.0]
materialColor = [0.8, 0.8, 0.4, 1.0]
glEnable(GL_LIGHTING)
self.light.positionv(lightPosition)
self.light.diffusev(lightColor)
self.light.enable()
self.material.diffusev(materialColor)
self.vertexBuffer.bind()
self.indexBuffer.bind()
glInterleavedArrays(GL_C4F_N3F_V3F, 0, None)
glDrawElements(GL_QUADS, self.n_indices, GL_UNSIGNED_INT, None)
state1.disable()
state2.disable()
state3.disable()
self.vertexBuffer.unbind()
self.indexBuffer.unbind()
def resizeGL(self, w, h):
if w == 0 or h == 0:
return
glMatrixMode(GL_PROJECTION)
glLoadIdentity()
gluPerspective(16.0, w / h, 0.5, 40.0)
glMatrixMode(GL_MODELVIEW)