Halcon 之 rectangle2的四个顶点

draw_rectangle2(3600, Row, Column, Phi, Length1, Length2)
gen_rectangle2_contour_xld (Rectangle4,Row, Column, Phi, Length1, Length2)
 
tuple_cos (Phi, Cos)
tuple_sin (Phi, Sin)
 
dev_set_color('green')
RT_X := -Length1*Cos - Length2*Sin
RT_Y := -Length1*Sin + Length2*Cos
gen_cross_contour_xld(Cross, Row-RT_Y,  Column+RT_X, 6, Phi)
  
RB_X := Length1*Cos - Length2*Sin
RB_Y := Length1*Sin + Length2*Cos
gen_cross_contour_xld(Cross, Row-RB_Y, Column+RB_X, 6, Phi)
  
LB_X := Length1*Cos + Length2*Sin
LB_Y := Length1*Sin - Length2*Cos
gen_cross_contour_xld(Cross, Row-LB_Y, Column+LB_X, 6, Phi)
 
LT_X := -Length1*Cos + Length2*Sin
LT_Y := -Length1*Sin - Length2*Cos
gen_cross_contour_xld(Cross, Row-LT_Y, Column+LT_X, 6, Phi)