Python opengl.GLViewWidget方法代码示例

# 需要导入模块: from pyqtgraph import opengl [as 别名]
# 或者: from pyqtgraph.opengl import GLViewWidget [as 别名]
def __init__(self):
        """
        Initialize the graphics window and mesh surface
        """

        # setup the view window
        self.app = QtGui.QApplication(sys.argv)
        self.window = gl.GLViewWidget()
        self.window.setWindowTitle('Terrain')
        self.window.setGeometry(0, 110, 1920, 1080)
        self.window.setCameraPosition(distance=30, elevation=12)
        self.window.show()

        gx = gl.GLGridItem()
        gy = gl.GLGridItem()
        gz = gl.GLGridItem()
        gx.rotate(90, 0, 1, 0)
        gy.rotate(90, 1, 0, 0)
        gx.translate(-10, 0, 0)
        gy.translate(0, -10, 0)
        gz.translate(0, 0, -10)
        self.window.addItem(gx)
        self.window.addItem(gy)
        self.window.addItem(gz)

        model = 'mobilenet_thin_432x368'
        camera = 0
        w, h = model_wh(model)
        self.e = TfPoseEstimator(get_graph_path(model), target_size=(w, h))
        self.cam = cv2.VideoCapture("C:\\Users\\velpu\\Desktop\\tf-pose\dance.mp4")
        ret_val, image = self.cam.read()
        self.poseLifting = Prob3dPose('./src/lifting/models/prob_model_params.mat')
        keypoints = self.mesh(image)

        self.points = gl.GLScatterPlotItem(
            pos=keypoints,
            color=pg.glColor((0, 255, 0)),
            size=15
        )
        self.window.addItem(self.points) 

# 需要导入模块: from pyqtgraph import opengl [as 别名]
# 或者: from pyqtgraph.opengl import GLViewWidget [as 别名]
def setGLViewWidget(self, GLViewWidget):
        self.GLViewWidget = GLViewWidget 

# 需要导入模块: from pyqtgraph import opengl [as 别名]
# 或者: from pyqtgraph.opengl import GLViewWidget [as 别名]
def paint(self):
        self.GLViewWidget.qglColor(self.color)
        if self.pos is not None and self.text is not None:
            if isinstance(self.pos, (list, tuple, np.ndarray)):
                for p, text in zip(self.pos, self.text):
                    self.GLViewWidget.renderText(*p, text, self.font)
            else:
                self.GLViewWidget.renderText(*self.pos, self.text, self.font) 

# 需要导入模块: from pyqtgraph import opengl [as 别名]
# 或者: from pyqtgraph.opengl import GLViewWidget [as 别名]
def gl_view_widget():
    from pyqtgraph.opengl import GLViewWidget
    return GLViewWidget 

# 需要导入模块: from pyqtgraph import opengl [as 别名]
# 或者: from pyqtgraph.opengl import GLViewWidget [as 别名]
def create_widget(self):
        from pyqtgraph.opengl import GLViewWidget
        if isinstance(self.parent(),AbstractQtPlotItem):
            self.widget = self.parent_widget()
        else:
            self.widget = GLViewWidget(parent=self.parent_widget())
            self.widget.opts['distance'] = 40
            self.widget.raise_() 

# 需要导入模块: from pyqtgraph import opengl [as 别名]
# 或者: from pyqtgraph.opengl import GLViewWidget [as 别名]
def __init__(self, input_video):
        self.traces = dict()
        self.app = QtGui.QApplication(sys.argv)
        self.w = gl.GLViewWidget()
        self.w.opts['distance'] = 45.0  ## distance of camera from center
        self.w.opts['fov'] = 60  ## horizontal field of view in degrees
        self.w.opts['elevation'] = 10  ## camera's angle of elevation in degrees 仰俯角
        self.w.opts['azimuth'] = 90  ## camera's azimuthal angle in degrees 方位角
        self.w.setWindowTitle('pyqtgraph example: GLLinePlotItem')
        self.w.setGeometry(450, 700, 980, 700)  # 原点在左上角
        self.w.show()

        # create the background grids
        gx = gl.GLGridItem()
        gx.rotate(90, 0, 1, 0)
        gx.translate(-10, 0, 0)
        self.w.addItem(gx)
        gy = gl.GLGridItem()
        gy.rotate(90, 1, 0, 0)
        gy.translate(0, -10, 0)
        self.w.addItem(gy)
        gz = gl.GLGridItem()
        gz.translate(0, 0, -10)
        self.w.addItem(gz)

        # special setting
        self.cap = cv2.VideoCapture(input_video)
        self.video_name = input_video.split('/')[-1].split('.')[0]
        self.kpt2Ds = []
        pos = pos_init

        for j, j_parent in enumerate(common.skeleton_parents):
            if j_parent == -1:
                continue

            x = np.array([pos[j, 0], pos[j_parent, 0]]) * 10
            y = np.array([pos[j, 1], pos[j_parent, 1]]) * 10
            z = np.array([pos[j, 2], pos[j_parent, 2]]) * 10 - 10
            pos_total = np.vstack([x, y, z]).transpose()
            self.traces[j] = gl.GLLinePlotItem(pos=pos_total, color=pg.glColor((j, 10)), width=6, antialias=True)
            self.w.addItem(self.traces[j]) 

# 需要导入模块: from pyqtgraph import opengl [as 别名]
# 或者: from pyqtgraph.opengl import GLViewWidget [as 别名]
def __init__(self, skeletons_3d):
        self.traces = dict()
        self.app = QtGui.QApplication(sys.argv)
        self.w = gl.GLViewWidget()
        self.w.opts['distance'] = 45.0  ## distance of camera from center
        self.w.opts['fov'] = 60  ## horizontal field of view in degrees
        self.w.opts['elevation'] = 10  ## camera's angle of elevation in degrees 仰俯角
        self.w.opts['azimuth'] = 90  ## camera's azimuthal angle in degrees 方位角
        self.w.setWindowTitle('pyqtgraph example: GLLinePlotItem')
        self.w.setGeometry(450, 700, 980, 700)  # 原点在左上角
        self.w.show()

        # create the background grids
        gx = gl.GLGridItem()
        gx.rotate(90, 0, 1, 0)
        gx.translate(-10, 0, 0)
        self.w.addItem(gx)
        gy = gl.GLGridItem()
        gy.rotate(90, 1, 0, 0)
        gy.translate(0, -10, 0)
        self.w.addItem(gy)
        gz = gl.GLGridItem()
        gz.translate(0, 0, -10)
        self.w.addItem(gz)

        # special setting
        pos = pos_init
        self.skeleton_parents = common.skeleton_parents
        self.skeletons_3d = skeletons_3d

        for j, j_parent in enumerate(self.skeleton_parents):
            if j_parent == -1:
                continue
            x = np.array([pos[j, 0], pos[j_parent, 0]]) * 10
            y = np.array([pos[j, 1], pos[j_parent, 1]]) * 10
            z = np.array([pos[j, 2], pos[j_parent, 2]]) * 10 - 10
            pos_total = np.vstack([x, y, z]).transpose()
            self.traces[j] = gl.GLLinePlotItem(pos=pos_total, color=pg.glColor((j, 10)), width=6, antialias=True)
            self.w.addItem(self.traces[j]) 

# 需要导入模块: from pyqtgraph import opengl [as 别名]
# 或者: from pyqtgraph.opengl import GLViewWidget [as 别名]
def __init__(self):
        self.app = pg.mkQApp()
        self.view = gl.GLViewWidget()
        coord = gl.GLAxisItem()
        glLineWidth(3)
        coord.setSize(3, 3, 3)
        self.view.addItem(coord) 

# 需要导入模块: from pyqtgraph import opengl [as 别名]
# 或者: from pyqtgraph.opengl import GLViewWidget [as 别名]
def _qtg_plot_graph(G, edges, vertex_size, title):

    qtg, gl, QtGui = _import_qtg()

    if G.coords.shape[1] == 2:

        window = qtg.GraphicsWindow()
        window.setWindowTitle(title)
        view = window.addViewBox()
        view.setAspectLocked()

        if edges:
            pen = tuple(np.array(G.plotting['edge_color']) * 255)
        else:
            pen = None

        adj = _get_coords(G, edge_list=True)

        g = qtg.GraphItem(pos=G.coords, adj=adj, pen=pen,
                          size=vertex_size/10)
        view.addItem(g)

        global _qtg_windows
        _qtg_windows.append(window)

    elif G.coords.shape[1] == 3:
        if not QtGui.QApplication.instance():
            QtGui.QApplication([])  # We want only one application.
        widget = gl.GLViewWidget()
        widget.opts['distance'] = 10
        widget.show()
        widget.setWindowTitle(title)

        if edges:
            x, y, z = _get_coords(G)
            pos = np.stack((x, y, z), axis=1)
            g = gl.GLLinePlotItem(pos=pos, mode='lines',
                                  color=G.plotting['edge_color'])
            widget.addItem(g)

        gp = gl.GLScatterPlotItem(pos=G.coords, size=vertex_size/3,
                                  color=G.plotting['vertex_color'])
        widget.addItem(gp)

        global _qtg_widgets
        _qtg_widgets.append(widget) 

# 需要导入模块: from pyqtgraph import opengl [as 别名]
# 或者: from pyqtgraph.opengl import GLViewWidget [as 别名]
def _qtg_plot_signal(G, signal, edges, vertex_size, limits, title):

    qtg, gl, QtGui = _import_qtg()

    if G.coords.shape[1] == 2:
        window = qtg.GraphicsWindow(title)
        view = window.addViewBox()

    elif G.coords.shape[1] == 3:
        if not QtGui.QApplication.instance():
            QtGui.QApplication([])  # We want only one application.
        widget = gl.GLViewWidget()
        widget.opts['distance'] = 10
        widget.show()
        widget.setWindowTitle(title)

    if edges:

        if G.coords.shape[1] == 2:
            adj = _get_coords(G, edge_list=True)
            pen = tuple(np.array(G.plotting['edge_color']) * 255)
            g = qtg.GraphItem(pos=G.coords, adj=adj, symbolBrush=None,
                              symbolPen=None, pen=pen)
            view.addItem(g)

        elif G.coords.shape[1] == 3:
            x, y, z = _get_coords(G)
            pos = np.stack((x, y, z), axis=1)
            g = gl.GLLinePlotItem(pos=pos, mode='lines',
                                  color=G.plotting['edge_color'])
            widget.addItem(g)

    pos = [1, 8, 24, 40, 56, 64]
    color = np.array([[0, 0, 143, 255], [0, 0, 255, 255], [0, 255, 255, 255],
                      [255, 255, 0, 255], [255, 0, 0, 255], [128, 0, 0, 255]])
    cmap = qtg.ColorMap(pos, color)

    signal = 1 + 63 * (signal - limits[0]) / limits[1] - limits[0]

    if G.coords.shape[1] == 2:
        gp = qtg.ScatterPlotItem(G.coords[:, 0],
                                 G.coords[:, 1],
                                 size=vertex_size/10,
                                 brush=cmap.map(signal, 'qcolor'))
        view.addItem(gp)

    if G.coords.shape[1] == 3:
        gp = gl.GLScatterPlotItem(pos=G.coords,
                                  size=vertex_size/3,
                                  color=cmap.map(signal, 'float'))
        widget.addItem(gp)

    if G.coords.shape[1] == 2:
        global _qtg_windows
        _qtg_windows.append(window)
    elif G.coords.shape[1] == 3:
        global _qtg_widgets
        _qtg_widgets.append(widget)