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52 lines
1.4 KiB
52 lines
1.4 KiB
import math
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class Sphere:
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def __init__(self, radius, center):
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self.radius = radius
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self.center = center
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# specify class for the input parameters
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def caseSpheresBOnAFace(rA, rB):
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# intersection:
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rAsq = rA**2
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rBsq = rB**2
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crownHeightA = rBsq / (2 * rA)
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crownHeightB = rB - crownHeightA
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crownVolumeA = math.pi * crownHeightA**2 * (3 * rA - crownHeightA) / 3
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crownVolumeB = math.pi * crownHeightB**2 * (3 * rB - crownHeightB) / 3
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volumeInter = crownVolumeA + crownVolumeB
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# union:
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volumeA = 4 / 3 * math.pi * rAsq * rA
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volumeB = 4 / 3 * math.pi * rBsq * rB
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volumeUnion = volumeA + volumeB - volumeInter
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# difference:
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volumeDiff = volumeA - volumeInter
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return volumeInter, volumeUnion, volumeDiff
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def caseExtrude():
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x1 = -32450.000001122418
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y1 = -3.8391231093737305e07
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x2 = 32449.999998877582
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y2 = -3.8392495305561452e07
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x3 = 33538.999998877582
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y3 = 3.8392534654100421e07
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x4 = -33539.000001122418
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y4 = 3.8391228016184551e07
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area = 0.5 * abs(
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x1 * y2 + x2 * y3 + x3 * y4 + x4 * y1 - (y1 * x2 + y2 * x3 + y3 * x4 + y4 * x1)
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)
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return area * 3300
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if __name__ == "__main__":
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# volumeInter, volumeUnion, volumeDiff = caseSpheresBOnAFace(800000, 1000)
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# print("volumeInter = ", volumeInter)
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# print("volumeUnion = ", volumeUnion)
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# print("volumeDiff = ", volumeDiff)
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print(caseExtrude())
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