forked from Lainports/opnsense-ports
41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
--- classes/tdisplay.cc.orig 2017-08-18 14:39:55 UTC
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+++ classes/tdisplay.cc
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@@ -22,6 +22,11 @@ same used in original Turbo Vision for compatibility p
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#define Uses_TVCodePage
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#include <tv.h>
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+inline unsigned int absdiff(unsigned int a, unsigned int b)
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+{
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+ return (a>=b)?a-b:b-a;
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+}
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+
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// Remove me please!
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int TDisplay::dual_display=0;
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@@ -381,10 +386,10 @@ Boolean TDisplay::searchClosestRes(TScreenResolution *
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if (firstXMatch!=-1)
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{// Return the closest y that match x
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i=indexMin=firstXMatch;
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- minDif=abs(res[i].y-y);
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+ minDif=absdiff(res[i].y,y);
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while (++i<cant && res[i].x==x)
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{
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- dif=abs(res[i].y-y);
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+ dif=absdiff(res[i].y,y);
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if (dif<minDif)
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{
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minDif=dif;
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@@ -396,11 +401,11 @@ Boolean TDisplay::searchClosestRes(TScreenResolution *
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}
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// No x match, looks the one with minimum differences
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indexMin=0;
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- minDif=abs(res[0].y-y)+abs(res[0].x-x);
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+ minDif=absdiff(res[0].y,y)+absdiff(res[0].x,x);
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i=1;
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while (i<cant)
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{
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- dif=abs(res[i].y-y)+abs(res[i].x-x);
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+ dif=absdiff(res[i].y,y)+absdiff(res[i].x,x);
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if (dif<minDif)
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{
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minDif=dif;
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