Python PyQt5.QtGui.QVector3D() Examples

The following are 5 code examples for showing how to use PyQt5.QtGui.QVector3D(). These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example.

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Example 1

Project: Uranium Author: Ultimaker File: ShaderProgram.py License: GNU Lesser General Public License v3.0

6 votes

def _setUniformValueDirect(self, uniform, value):
        if type(value) is Vector:
            self._shader_program.setUniformValue(uniform, QVector3D(value.x, value.y, value.z))
        elif type(value) is Matrix:
            self._shader_program.setUniformValue(uniform, self._matrixToQMatrix4x4(value))
        elif type(value) is Color:
            self._shader_program.setUniformValue(uniform,
                QColor(value.r * 255, value.g * 255, value.b * 255, value.a * 255))
        elif type(value) is list and type(value[0]) is list and len(value[0]) == 4:
            self._shader_program.setUniformValue(uniform, self._matrixToQMatrix4x4(Matrix(value)))
        elif type(value) is list and len(value) == 2:
            self._shader_program.setUniformValue(uniform, QVector2D(value[0], value[1]))
        elif type(value) is list and len(value) == 3:
            self._shader_program.setUniformValue(uniform, QVector3D(value[0], value[1], value[2]))
        elif type(value) is list and len(value) == 4:
            self._shader_program.setUniformValue(uniform, QVector4D(value[0], value[1], value[2], value[3]))
        elif type(value) is list and type(value[0]) is list and len(value[0]) == 2:
            self._shader_program.setUniformValueArray(uniform, [QVector2D(i[0], i[1]) for i in value])
        else:
            self._shader_program.setUniformValue(uniform, value)

Example 2

Project: Cura Author: Ultimaker File: CameraAnimation.py License: GNU Lesser General Public License v3.0

5 votes

def setStart(self, start):
        self.setStartValue(QVector3D(start.x, start.y, start.z))

Example 3

Project: Cura Author: Ultimaker File: CameraAnimation.py License: GNU Lesser General Public License v3.0

5 votes

def setTarget(self, target):
        self.setEndValue(QVector3D(target.x, target.y, target.z))

Example 4

Project: Mastering-GUI-Programming-with-Python Author: PacktPublishing File: wedge_animation.py License: MIT License

5 votes

def qcolor_to_glvec(self, qcolor):
        return qtg.QVector3D(
            qcolor.red() / 255,
            qcolor.green() / 255,
            qcolor.blue() / 255
        )

Example 5

Project: PyQt Author: PyQt5 File: MagneticOfSun.py License: GNU General Public License v3.0

4 votes

def generateData(self):
        # 生成模拟数据
        magneticFieldArray = []

        for i in range(self.m_fieldLines):
            horizontalAngle = (self.doublePi * i) / self.m_fieldLines
            xCenter = self.ellipse_a * math.cos(horizontalAngle)
            zCenter = self.ellipse_a * math.sin(horizontalAngle)

            # Rotate - arrow is always tangential to the origin.
            # 旋转-箭头始终与原点相切。
            yRotation = QQuaternion.fromAxisAndAngle(0.0, 1.0, 0.0,
                                                     horizontalAngle * self.radiansToDegrees)

            for j in range(self.m_arrowsPerLine):
                # Calculate the point on the ellipse centered on the origin and
                # 计算椭圆上以原点为中心的点
                # parallel to the x-axis.
                # 平行于X轴。
                verticalAngle = ((self.doublePi * j) / self.m_arrowsPerLine) + self.m_angleOffset
                xUnrotated = self.ellipse_a * math.cos(verticalAngle)
                y = self.ellipse_b * math.sin(verticalAngle)

                # Rotate the ellipse around the y-axis.
                # 围绕Y轴旋转椭圆。
                xRotated = xUnrotated * math.cos(horizontalAngle)
                zRotated = xUnrotated * math.sin(horizontalAngle)

                # Add the offset.
                # 添加偏移量。
                x = xCenter + xRotated
                z = zCenter + zRotated

                zRotation = QQuaternion.fromAxisAndAngle(0.0, 0.0, 1.0,
                                                         verticalAngle * self.radiansToDegrees)
                totalRotation = yRotation * zRotation

                itm = QScatterDataItem(QVector3D(x, y, z), totalRotation)
                magneticFieldArray.append(itm)

        if self.m_graph.selectedSeries() is self.m_magneticField:
            self.m_graph.clearSelection()

        self.m_magneticField.dataProxy().resetArray(magneticFieldArray)