Python Line.distance_to示例

示例#1

文件： map_loader.py 项目： wsgan001/itce2011

    def distance_to(x1, y1, x2, y2, px, py):
        p = Vec2(x1, y1)
        direction = Vec2(x2 - x1, y2 - y1)
        line = Line(p, direction)

        return abs(line.distance_to(Vec2(px, py)))

示例#2

文件： line_operator.py 项目： hiepbkhn/itce2011

'''
Created on Oct 23, 2012

@author: Nguyen Huu Hiep
'''

from planar import Vec2
from planar.line import Line

class LineOperator:
    
    @staticmethod
    def distance_to(x1,y1,x2,y2,px,py):
        p = Vec2(x1,y1)
        direction = Vec2(x2-x1,y2-y1)
        line = Line(p, direction)
        
        return abs(line.distance_to(Vec2(px,py)))
        

if __name__ == "__main__":
    p = Vec2(0,0)
    direction = Vec2(1,1)
    line = Line(p, direction)
    
    print line.distance_to(Vec2(0,1))
    print line.distance_to(Vec2(1,0))
    print line.distance_to(Vec2(2,2))
    

示例#3

文件： line_operator.py 项目： hiepbkhn/itce2011

 def distance_to(x1,y1,x2,y2,px,py):
     p = Vec2(x1,y1)
     direction = Vec2(x2-x1,y2-y1)
     line = Line(p, direction)
     
     return abs(line.distance_to(Vec2(px,py)))

示例#4

文件： line_operator.py 项目： wsgan001/itce2011

'''
Created on Oct 23, 2012

@author: Nguyen Huu Hiep
'''

from planar import Vec2
from planar.line import Line


class LineOperator:
    @staticmethod
    def distance_to(x1, y1, x2, y2, px, py):
        p = Vec2(x1, y1)
        direction = Vec2(x2 - x1, y2 - y1)
        line = Line(p, direction)

        return abs(line.distance_to(Vec2(px, py)))


if __name__ == "__main__":
    p = Vec2(0, 0)
    direction = Vec2(1, 1)
    line = Line(p, direction)

    print line.distance_to(Vec2(0, 1))
    print line.distance_to(Vec2(1, 0))
    print line.distance_to(Vec2(2, 2))