Halcon 圆测量与直线测量

read_image (Image, 'test.bmp')
get_image_size (Image, Width, Height)
dev_close_window ()
dev_open_window (0, 0, Width/2, Height/2, 'black', WindowHandle)
dev_display (Image)
dev_set_draw ('margin')
draw_line (WindowHandle, Row1, Column1, Row2, Column2)
draw_circle (WindowHandle, Row, Column, Radius)
*【输入】
StartRow:=Row1
StartCol:=Column1
EndRow:=Row2
EndCol:=Column2
*卡尺宽度
RuleWidth:=40
*卡尺高度
RuleHeight:=1
*卡尺阈值
RuleThd:=5
*卡尺间隔
RuleSpace:=2
*搜索模式
RuleMode:='negative'
*点选择
RuleSeleP:='all'
*【输出】
LineRow0:=0
LineCol0:=0
LineRow1:=0
LineCol1:=0
PointRows:=[]
PointCols:=[]

MeasureLine (Image, Contours, Rectangle, StartRow, StartCol, EndRow, EndCol, RuleWidth, RuleHeight, RuleSpace, RuleThd, RuleSeleP, RuleMode, PointRows, PointCols, LineRow0, LineCol0, LineRow1, LineCol1)

MeasureCircle (Image, Contours, Row, Column, Radius, RuleWidth, RuleHeight, RuleSpace, RuleThd, RuleSeleP, RuleMode, PointRows, PointCols, CircleRow, CircleCol, CircleRad)

*显示
dev_display (Image)
dev_display (Rectangle)
dev_set_color ('spring green')
dev_display (Contours)
dev_set_color ('orange')
gen_cross_contour_xld (Cross, PointRows, PointCols, 6, 0.785398)
dev_set_color ('red')
gen_circle_contour_xld (ContCircle, CircleRow, CircleCol, CircleRad, 0, 6.28318, 'positive', 1)
gen_contour_polygon_xld (Contour, [LineRow0,LineRow1], [LineCol0,LineCol1])

main

*直线测量
create_metrology_model (MetrologyHandle)
add_metrology_object_line_measure (MetrologyHandle, StartRow, StartCol, EndRow, EndCol, 100, 20, 1, 30, [], [], Index)
*搜索宽度
set_metrology_object_param (MetrologyHandle, Index, 'measure_length1', RuleWidth)
*有效搜索高度
set_metrology_object_param (MetrologyHandle, Index, 'measure_length2', RuleHeight)
*搜索间隔
set_metrology_object_param (MetrologyHandle, Index, 'measure_distance', RuleSpace)
*边缘阈值
set_metrology_object_param (MetrologyHandle, Index, 'measure_threshold', RuleThd)
*边缘选择
set_metrology_object_param (MetrologyHandle, Index, 'measure_select',RuleSeleP)
*过度方式
set_metrology_object_param (MetrologyHandle, Index, 'measure_transition', RuleMode)
*对图像进行测量
apply_metrology_model (Image, MetrologyHandle)
*测量点
get_metrology_object_measures (Contours, MetrologyHandle, Index, RuleMode, PointRows, PointCols)
*测量直线
get_metrology_object_result (MetrologyHandle, Index, 'all', 'result_type', ['row_begin', 'column_begin', 'row_end', 'column_end'], Parameter)
*外围矩形
angle_lx (StartRow, StartCol, EndRow, EndCol, Angle)
length1:=sqrt((StartCol-EndCol)*(StartCol-EndCol)+(StartRow-EndRow)*(StartRow-EndRow))
gen_rectangle2 (Rectangle, (StartRow+EndRow)/2, (StartCol+EndCol)/2, Angle, length1/2, RuleWidth)
LineRow0:=Parameter[0]
LineCol0:=Parameter[1]
LineRow1:=Parameter[2]
LineCol1:=Parameter[3]
return ()

MeasureLine

*圆测量
create_metrology_model (MetrologyHandle)
add_metrology_object_circle_measure (MetrologyHandle, Row, Column, Radius, 20, 5, 1, 30, [], [], Index)
*搜索宽度
set_metrology_object_param (MetrologyHandle, Index, 'measure_length1', RuleWidth)
*有效搜索高度
set_metrology_object_param (MetrologyHandle, Index, 'measure_length2', RuleHeight)
*搜索间隔
set_metrology_object_param (MetrologyHandle, Index, 'measure_distance', RuleSpace)
*边缘阈值
set_metrology_object_param (MetrologyHandle, Index, 'measure_threshold', RuleThd)
*边缘选择
set_metrology_object_param (MetrologyHandle, Index, 'measure_select',RuleSeleP)
*过度方式
set_metrology_object_param (MetrologyHandle, Index, 'measure_transition', RuleMode)
*对图像进行测量
apply_metrology_model (Image, MetrologyHandle)
*测量点
get_metrology_object_measures (Contours, MetrologyHandle, Index, RuleMode, PointRows, PointCols)
*测量圆
get_metrology_object_result (MetrologyHandle, Index, 'all', 'result_type', ['row', 'column', 'radius'], Parameter)
CircleRow:=Parameter[0]
CircleCol:=Parameter[1]
CircleRad:=Parameter[2]
return ()

MeasureCircle