Python LineSegs.setVertex方法代碼示例

本文整理匯總了Python中panda3d.core.LineSegs.setVertex方法的典型用法代碼示例。如果您正苦於以下問題：Python LineSegs.setVertex方法的具體用法？Python LineSegs.setVertex怎麽用？Python LineSegs.setVertex使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類panda3d.core.LineSegs的用法示例。

在下文中一共展示了LineSegs.setVertex方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。

示例1: WartsApp

# 需要導入模塊: from panda3d.core import LineSegs [as 別名]
# 或者: from panda3d.core.LineSegs import setVertex [as 別名]

#.........這裏部分代碼省略.........
        coordinates).
        """

        assert self.selectionBox is None

        p1, p2, p3, p4 = self.convert3dBoxToScreen(corner1, corner2)
        x1, y1 = p1
        x2, y2 = p2
        x3, y3 = p3
        x4, y4 = p4

        # TODO[#3]: Magic numbers bad.
        self.selectionBox = LineSegs("SelectionBox")
        self.selectionBox.setThickness(3.0)
        self.selectionBox.setColor(0.0, 1.0, 0.25, 1.0)
        self.selectionBox.move_to(x1, 0, y1)
        self.selectionBox.draw_to(x2, 0, y2)
        self.selectionBox.draw_to(x3, 0, y3)
        self.selectionBox.draw_to(x4, 0, y4)
        self.selectionBox.draw_to(x1, 0, y1)

        self.selectionBoxNode = self.render2d.attachNewNode(
            self.selectionBox.create())

    def moveSelectionBox(self, corner1, corner2):
        assert self.selectionBox is not None

        p1, p2, p3, p4 = self.convert3dBoxToScreen(corner1, corner2)
        x1, y1 = p1
        x2, y2 = p2
        x3, y3 = p3
        x4, y4 = p4

        self.selectionBox.setVertex(0, x1, 0, y1)
        self.selectionBox.setVertex(1, x2, 0, y2)
        self.selectionBox.setVertex(2, x3, 0, y3)
        self.selectionBox.setVertex(3, x4, 0, y4)
        self.selectionBox.setVertex(4, x1, 0, y1)

    def removeSelectionBox(self):
        self.selectionBoxNode.removeNode()
        self.selectionBox     = None
        self.selectionBoxNode = None

    def convert3dBoxToScreen(self, corner1, corner3):
        """
        Return screen coordinates of the 4 corners of a box, given in 3d
        coordinates. The box is specified using 2 opposite corners.
        """

        wx1, wy1, wz1 = corner1
        wx3, wy3, wz3 = corner3

        wx2, wy2 = (wx1, wy3)
        wx4, wy4 = (wx3, wy1)

        # Note: corner1 and corner2 could have nonzero z because floating-point
        # calculations, but they should at least be close. We'll just average
        # their z and not worry about it.
        wz2 = wz4 = 0.5 * (wz1 + wz3)

        p1 = self.coord3dToScreen((wx1, wy1, wz1))
        p2 = self.coord3dToScreen((wx2, wy2, wz2))
        p3 = self.coord3dToScreen((wx3, wy3, wz3))
        p4 = self.coord3dToScreen((wx4, wy4, wz4))

開發者ID:CheeseLord，項目名稱:warts，代碼行數:69，代碼來源:graphics.py

示例2: WartsApp

# 需要導入模塊: from panda3d.core import LineSegs [as 別名]
# 或者: from panda3d.core.LineSegs import setVertex [as 別名]

#.........這裏部分代碼省略.........
        coordinates).
        """

        assert self.selectionBox is None

        p1, p2, p3, p4 = self.convert3dBoxToScreen(corner1, corner2)
        x1, y1 = p1
        x2, y2 = p2
        x3, y3 = p3
        x4, y4 = p4

        # TODO[#3]: Magic numbers bad.
        self.selectionBox = LineSegs("SelectionBox")
        self.selectionBox.setThickness(3.0)
        self.selectionBox.setColor(0.0, 1.0, 0.25, 1.0)
        self.selectionBox.move_to(x1, 0, y1)
        self.selectionBox.draw_to(x2, 0, y2)
        self.selectionBox.draw_to(x3, 0, y3)
        self.selectionBox.draw_to(x4, 0, y4)
        self.selectionBox.draw_to(x1, 0, y1)

        self.selectionBoxNode = self.render2d.attachNewNode(
            self.selectionBox.create())

    def moveSelectionBox(self, corner1, corner2):
        assert self.selectionBox is not None

        p1, p2, p3, p4 = self.convert3dBoxToScreen(corner1, corner2)
        x1, y1 = p1
        x2, y2 = p2
        x3, y3 = p3
        x4, y4 = p4

        self.selectionBox.setVertex(0, x1, 0, y1)
        self.selectionBox.setVertex(1, x2, 0, y2)
        self.selectionBox.setVertex(2, x3, 0, y3)
        self.selectionBox.setVertex(3, x4, 0, y4)
        self.selectionBox.setVertex(4, x1, 0, y1)

    def removeSelectionBox(self):
        self.selectionBoxNode.removeNode()
        self.selectionBox     = None
        self.selectionBoxNode = None

    def convert3dBoxToScreen(self, corner1, corner3):
        """
        Return screen coordinates of the 4 corners of a box, given in 3d
        coordinates. The box is specified using 2 opposite corners.
        """

        wx1, wy1, wz1 = corner1
        wx3, wy3, wz3 = corner3

        wx2, wy2 = (wx1, wy3)
        wx4, wy4 = (wx3, wy1)

        # Note: corner1 and corner2 could have nonzero z because floating-point
        # calculations, but they should at least be close. We'll just average
        # their z and not worry about it.
        wz2 = wz4 = 0.5 * (wz1 + wz3)

        p1 = self.coord3dToScreen((wx1, wy1, wz1))
        p2 = self.coord3dToScreen((wx2, wy2, wz2))
        p3 = self.coord3dToScreen((wx3, wy3, wz3))
        p4 = self.coord3dToScreen((wx4, wy4, wz4))

開發者ID:CheeseLord，項目名稱:warts，代碼行數:69，代碼來源:newgraphics.py

注：本文中的panda3d.core.LineSegs.setVertex方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。