!网格畸变计算宏,应该是搬的湾湾写的宏，原作者查不到了
!输入的宽高比例只是一个近似,近轴宽高和实际宽高都与之不完全相同.
!closewindow
!输入芯片比例数据
rate=0
INPUT "请设置芯片的宽高比例(H/V),默认为4/3=1.33333:", rate
if rate==0
rate=1.33333
endif
format 10.4
!计算芯片比例
VR=SQRT(1/(1+rate*rate))
HR=RATE*VR
!获取最大视场
NFLD_=NFLD()
MXF=0
FOR I=1,NFLD_,1
IF ABSO(FLDY(I))>MXF THEN MXF=ABSO(FLDY(I))
NEXT
!获取表面数
N=NSUR()
!近轴追迹
PARAXIAL ON
RAYTRACE HR,VR,0,0,pwav()
Y_max=ABSO(RAGY(N))
X_max=ABSO(RAGX(N))
PARAXIAL OFF
!计算近轴的比例
prate=x_max/y_max
!画图
Graphics
gtitle "Grid Distortion"
xmx=xmax()
xmn=xmin()
ymx=ymax()
ymn=ymin()
xwidth=xmx-xmn
ywidth=ymx-ymn
!计算画图区域的高度与宽度
Vmm=0.6*ywidth
Hmm=prate*Vmm
!画出图框
xleft =xmn+(xwidth-Hmm)/2
xrigh =xmx-(xwidth-Hmm)/2
ytopp =ymn+(0.1*ywidth)
ybott =ymn+(0.7*ywidth)
x_center=xleft+(xrigh-xleft)/2
y_center=ytopp+(ybott-ytopp)/2
LINE xleft,ytopp,xrigh,ytopp
LINE xrigh,ytopp,xrigh,ybott
LINE xrigh,ybott,xleft,ybott
LINE xleft,ybott,xleft,ytopp
!画出格子(近轴像高网格)../20,按水平和垂直的近轴高度,内部按等比例画格子,近似近轴高度
incx=Hmm/20
incy=Vmm/20
for i=1,19,1
line (xmn+(xwidth-Hmm)/2+incx*i),ymn+(0.7*ywidth),(xmn+(xwidth-Hmm)/2+incx*i),ymn+(0.1*ywidth)
line (xmn+(xwidth-Hmm)/2),(ymn+(0.1*ywidth)+incy*i),(xmx-(xwidth-Hmm)/2),(ymn+(0.1*ywidth)+incy*i)
next
SETVECSIZE(500)
count=1
!计算实际像高
for ii =-1,1,0.1
for jj=-1,1,0.1
RAYTRACE ii*HR,jj*VR,0,0,pwav()
rY_max=RAGY(N)
rX_max=RAGX(N)
VEC1(COUNT)=ry_max
VEC2(COUNT)=rx_max
count=count+1
next
next
!画实际像高网格图
color 5
for i=1,count,21
oldx=x_center+vec2(i)*(Hmm/2)/x_max
oldy=y_center-vec1(i)*(Vmm/2)/y_max
for j=1,20,1
newx=x_center+vec2(i+j)*(Hmm/2)/x_max
newy=y_center-vec1(i+j)*(Vmm/2)/y_max
line oldx,oldy,newx,newy
oldx=newx
oldy=newy
next
next
for i=1,21,1
oldx=x_center+vec2(i)*(Hmm/2)/x_max
oldy=y_center-vec1(i)*(Vmm/2)/y_max
for j=21,count-21,21
newx=x_center+vec2(i+j)*(Hmm/2)/x_max
newy=y_center-vec1(i+j)*(Vmm/2)/y_max
line oldx,oldy,newx,newy
oldx=newx
oldy=newy
next
next
!注释
color 1
glensname
gdate
UNT=UNIT()
IF (UNT==0) THEN UNTS$="MILIMETERS"
IF (UNT==1) THEN UNTS$="CENTIMETERS"
IF (UNT==2) THEN UNTS$="INCHES"
IF (UNT==3) THEN UNTS$="METERS"
GTEXT XMN+0.02*XWIDTH,YMN+0.91*YWIDTH,0,"H:V(sen):"
GTEXT XMN+0.02*XWIDTH,YMN+0.945*YWIDTH,0,"IMAGE(P):"
GTEXT XMN+0.13*XWIDTH,YMN+0.91*YWIDTH,0,$str(HR)
GTEXT XMN+0.28*XWIDTH,YMN+0.91*YWIDTH,0,$str(VR)
GTEXT XMN+0.28*XWIDTH,YMN+0.91*YWIDTH,0,"W"
GTEXT XMN+0.43*XWIDTH,YMN+0.91*YWIDTH,0,"H"
GTEXT XMN+0.13*XWIDTH,YMN+0.945*YWIDTH,0,$str(X_MAX*2)
GTEXT XMN+0.28*XWIDTH,YMN+0.945*YWIDTH,0,$str(Y_MAX*2)
GTEXT XMN+0.28*XWIDTH,YMN+0.945*YWIDTH,0,"W"
GTEXT XMN+0.43*XWIDTH,YMN+0.945*YWIDTH,0,"H"
Ftp=FTYP()
if (Ftp == 0)
gtext xmn+0.47*xwidth,ymn+0.91*ywidth,0,"DEGREES"
else
gtext xmn+0.47*xwidth,ymn+0.91*ywidth,0,UNTS$
endif
gtext xmn+0.47*xwidth,ymn+0.945*ywidth,0,UNTS$
color 2
gtext x_center-xwidth*0.13-,ymn+0.75*ywidth,0,""
color 3
GTEXT xmx-(xwidth-Hmm)/2+0.03*xwidth,YMN+0.7*YWIDTH,90,"Caution: "
GTEXT xmx-(xwidth-Hmm)/2+0.06*xwidth,YMN+0.7*YWIDTH,90,"If Decenter or Title,The grid is "
GTEXT xmx-(xwidth-Hmm)/2+0.09*xwidth,YMN+0.7*YWIDTH,90,"right,But the date is wrong!"
!-----------------------------------------------------
!计算TV畸变
color 1
PARAXIAL OFF
RAYTRACE HR,VR,0,0
YC=RAGY(N)
XC=RAGX(N)
RAYTRACE HR,0,0,0
H=RAGX(N)
RAYTRACE 0,VR,0,0
V=RAGY(N)
TVH = (YC-V)/YC * 100
TVV = (XC-H)/XC * 100
gtext x_center-xwidth*0.18,ymn+0.05*ywidth,0,"TV Distortion(H)"
gtext x_center+xwidth*0.025,ymn+0.05*ywidth,0,$str(TVH)
gtext x_center+xwidth*0.175,ymn+0.05*ywidth,0,"%"
gtext x_center-(Hmm)/2-0.05*ywidth,ymn+0.64*ywidth,90,"TV Distortion(V)"
gtext x_center-(Hmm)/2-0.05*ywidth,ymn+0.37*ywidth,90,$str(TVV)
gtext x_center-(Hmm)/2-0.05*ywidth,ymn+0.17*ywidth,90,"%"
color 0
line 0.01*xwidth,0.035*ywidth,0.05*xwidth,0.035*ywidth
gtext 0.06*xwidth,0.035*ywidth,0,"paraxial"
color 5
line 0.01*xwidth,0.07*ywidth,0.05*xwidth,0.07*ywidth
gtext 0.06*xwidth,0.07*ywidth,0,"real"
Graphics off
format 5.3
print " "
print "V / H Aspect: ",1/RATE
print " "
print "The vertical TV-DISTION IS(%): ",tvv," %"
print " "
print "The horizontal TV-DISTION IS(%): ",tvh," %"
print " "
print " "
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