以下是使用panda3d计算任意一个点是否在指定范围内的完整代码:

from panda3d.core import Point3, BoundingBox

# 定义8个长方体顶点
vertices = [[19.0, 1.0000016689300537, 0.0], 
            [-10.0, 0.9999991059303284, 0.0], 
            [-10.0, 0.9999991059303284, 24.0], 
            [19.00030517578125, 1.0349067449569702, 24.0], 
            [19.0, -0.9999983310699463, 0.0], 
            [-10.0, -1.0000008344650269, 0.0], 
            [-10.0, -1.0000008344650269, 24.0], 
            [19.00030517578125, -0.9650932550430298, 24.0]]

# 创建包围盒对象
bbox = BoundingBox(Point3(*vertices[0]), Point3(*vertices[0]))

# 扩展包围盒对象
for vertex in vertices[1:]:
    bbox.extendBy(Point3(*vertex))

# 判断一个点是否在包围盒内
point = Point3(0, 0, 0)
if bbox.contains(point):
    print("The point is inside the bounding box.")
else:
    print("The point is outside the bounding box.")

代码中,我们首先使用panda3d的Point3BoundingBox类定义了8个长方体顶点和包围盒对象。然后,我们使用extendBy()方法扩展包围盒对象以包含所有顶点。最后,我们使用contains()方法判断指定点是否在包围盒内

panda3d根据这8个长方体顶点190 10000016689300537 00 -100 09999991059303284 00 -100 09999991059303284 240 1900030517578125 10349067449569702 240 190 -09999983310699463 00 -100 -10000008344650269 00 -100 -1000000

原文地址: https://www.cveoy.top/t/topic/hkTt 著作权归作者所有。请勿转载和采集!

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