Misc/abrash-black-book
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Change HTML4 entities to HTML5

Browse source 
&lt to <
&gt to >
&amp to &
This commit is contained in:
James Gregory 2013-12-30 14:33:39 +11:00
commit b8e7ce7165
105 changed files with 1117 additions and 1117 deletions
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46
36-03.html
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@ -53,7 +53,7 @@
320x200 256-color mode. Not optimized! Tested with Borland C++ in
the small model. */
#include &ltdos.h&gt
#include <dos.h>
#define SCREEN_WIDTH 320
#define SCREEN_SEGMENT 0xA000
@ -71,7 +71,7 @@ void LineDraw(int XStart, int YStart, int XEnd, int YEnd, int Color)
/* We’ll always draw top to bottom, to reduce the number of cases we have to
handle, and to make lines between the same endpoints draw the same pixels */
if (YStart &gt YEnd) {
if (YStart > YEnd) {
Temp = YStart;
YStart = YEnd;
YEnd = Temp;
@ -84,7 +84,7 @@ void LineDraw(int XStart, int YStart, int XEnd, int YEnd, int Color)
/* Figure out whether we’re going left or right, and how far we’re
going horizontally */
if ((XDelta = XEnd - XStart) &lt 0)
if ((XDelta = XEnd - XStart) < 0)
{
XAdvance = -1;
XDelta = -XDelta;
@ -101,7 +101,7 @@ void LineDraw(int XStart, int YStart, int XEnd, int YEnd, int Color)
if (XDelta == 0)
{
/* Vertical line */
for (i=0; i&lt=YDelta; i++)
for (i=0; i<=YDelta; i++)
{
*ScreenPtr = Color;
ScreenPtr += SCREEN_WIDTH;
@ -111,7 +111,7 @@ void LineDraw(int XStart, int YStart, int XEnd, int YEnd, int Color)
if (YDelta == 0)
{
/* Horizontal line */
for (i=0; i&lt=XDelta; i++)
for (i=0; i<=XDelta; i++)
{
*ScreenPtr = Color;
ScreenPtr += XAdvance;
@ -121,7 +121,7 @@ void LineDraw(int XStart, int YStart, int XEnd, int YEnd, int Color)
if (XDelta == YDelta)
{
/* Diagonal line */
for (i=0; i&lt=XDelta; i++)
for (i=0; i<=XDelta; i++)
{
*ScreenPtr = Color;
ScreenPtr += XAdvance + SCREEN_WIDTH;
@ -130,7 +130,7 @@ void LineDraw(int XStart, int YStart, int XEnd, int YEnd, int Color)
}
/* Determine whether the line is X or Y major, and handle accordingly */
if (XDelta &gt= YDelta)
if (XDelta >= YDelta)
{
/* X major line */
/* Minimum # of pixels in a run in this line */
@ -159,35 +159,35 @@ void LineDraw(int XStart, int YStart, int XEnd, int YEnd, int Color)
advance, we have one pixel that could go to either the initial
or last partial run, which we’ll arbitrarily allocate to the
last run */
if ((AdjUp == 0) &amp&amp ((WholeStep &amp 0x01) == 0))
if ((AdjUp == 0) && ((WholeStep & 0x01) == 0))
{
InitialPixelCount--;
}
/* If there’re an odd number of pixels per run, we have 1 pixel that can’t
be allocated to either the initial or last partial run, so we’ll add 0.5
to error term so this pixel will be handled by the normal full-run loop */
if ((WholeStep &amp 0x01) != 0)
if ((WholeStep & 0x01) != 0)
{
ErrorTerm += YDelta;
}
/* Draw the first, partial run of pixels */
DrawHorizontalRun(&ampScreenPtr, XAdvance, InitialPixelCount, Color);
DrawHorizontalRun(&ScreenPtr, XAdvance, InitialPixelCount, Color);
/* Draw all full runs */
for (i=0; i&lt(YDelta-1); i++)
for (i=0; i<(YDelta-1); i++)
{
RunLength = WholeStep; /* run is at least this long */
/* Advance the error term and add an extra pixel if the error
term so indicates */
if ((ErrorTerm += AdjUp) &gt 0)
if ((ErrorTerm += AdjUp) > 0)
{
RunLength++;
ErrorTerm -= AdjDown; /* reset the error term */
}
/* Draw this scan line’s run */
DrawHorizontalRun(&ampScreenPtr, XAdvance, RunLength, Color);
DrawHorizontalRun(&ScreenPtr, XAdvance, RunLength, Color);
}
/* Draw the final run of pixels */
DrawHorizontalRun(&ampScreenPtr, XAdvance, FinalPixelCount, Color);
DrawHorizontalRun(&ScreenPtr, XAdvance, FinalPixelCount, Color);
return;
}
else
@ -218,7 +218,7 @@ void LineDraw(int XStart, int YStart, int XEnd, int YEnd, int Color)
/* If the basic run length is even and there’s no fractional advance, we
have 1 pixel that could go to either the initial or last partial run,
which we’ll arbitrarily allocate to the last run */
if ((AdjUp == 0) &amp&amp ((WholeStep &amp 0x01) == 0))
if ((AdjUp == 0) && ((WholeStep & 0x01) == 0))
{
InitialPixelCount--;
}
@ -226,29 +226,29 @@ void LineDraw(int XStart, int YStart, int XEnd, int YEnd, int Color)
that can’t be allocated to either the initial or last partial
run, so we’ll add 0.5 to the error term so this pixel will be
handled by the normal full-run loop */
if ((WholeStep &amp 0x01) != 0)
if ((WholeStep & 0x01) != 0)
{
ErrorTerm += XDelta;
}
/* Draw the first, partial run of pixels */
DrawVerticalRun(&ampScreenPtr, XAdvance, InitialPixelCount, Color);
DrawVerticalRun(&ScreenPtr, XAdvance, InitialPixelCount, Color);
/* Draw all full runs */
for (i=0; i&lt(XDelta-1); i++)
for (i=0; i<(XDelta-1); i++)
{
RunLength = WholeStep; /* run is at least this long */
/* Advance the error term and add an extra pixel if the error
term so indicates */
if ((ErrorTerm += AdjUp) &gt 0)
if ((ErrorTerm += AdjUp) > 0)
{
RunLength++;
ErrorTerm -= AdjDown; /* reset the error term */
}
/* Draw this scan line’s run */
DrawVerticalRun(&ampScreenPtr, XAdvance, RunLength, Color);
DrawVerticalRun(&ScreenPtr, XAdvance, RunLength, Color);
}
/* Draw the final run of pixels */
DrawVerticalRun(&ampScreenPtr, XAdvance, FinalPixelCount, Color);
DrawVerticalRun(&ScreenPtr, XAdvance, FinalPixelCount, Color);
return;
}
}
@ -260,7 +260,7 @@ void DrawHorizontalRun(char far **ScreenPtr, int XAdvance,
int i;
char far *WorkingScreenPtr = *ScreenPtr;
for (i=0; i&ltRunLength; i++)
for (i=0; i<RunLength; i++)
{
*WorkingScreenPtr = Color;
WorkingScreenPtr += XAdvance;
@ -277,7 +277,7 @@ void DrawVerticalRun(char far **ScreenPtr, int XAdvance,
int i;
char far *WorkingScreenPtr = *ScreenPtr;
for (i=0; i&ltRunLength; i++)
for (i=0; i<RunLength; i++)
{
*WorkingScreenPtr = Color;
WorkingScreenPtr += SCREEN_WIDTH;