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TempleOSCD_150216.ISO

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Terry A. Davis authored and minexew committed 2018-09-08 21:46:15 +02:00
1 parent 64f679eeb9
commit 401601816c
531 files changed
+23341 -22071
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Demo/Lectures/ScreenMemory.CPP
+10 -10
View File
@@ -4,7 +4,7 @@
U0 PlotXY(I64 x,I64 y)
{
//Screen bits are reversed
LBts(VGA_GRAPHIC_MEM_BASE,y*GR_WIDTH+x^7);
LBts(VGAM_GRAPHICS,y*GR_WIDTH+x^7);
}
U0 Main()
@@ -13,22 +13,22 @@ U0 Main()
Bool old_preempt=Preempt(OFF);
//This makes all 4 color planes active.
OutU8(VGA_SC_INDEX,VGA_MAP_MASK);
OutU8(VGA_SC_DATA,WHITE);
MemSet(VGA_GRAPHIC_MEM_BASE,0,GR_WIDTH*GR_HEIGHT/8);
OutU8(VGAP_INDEX,VGAR_MAP_MASK);
OutU8(VGAP_DATA,WHITE);
MemSet(VGAM_GRAPHICS,0,GR_WIDTH*GR_HEIGHT/8);
OutU8(VGA_SC_INDEX,VGA_MAP_MASK);
OutU8(VGA_SC_DATA,RED);
OutU8(VGAP_INDEX,VGAR_MAP_MASK);
OutU8(VGAP_DATA,RED);
for (i=0;i<200;i++)
PlotXY(i,i);
OutU8(VGA_SC_INDEX,VGA_MAP_MASK);
OutU8(VGA_SC_DATA,GREEN);
OutU8(VGAP_INDEX,VGAR_MAP_MASK);
OutU8(VGAP_DATA,GREEN);
for (i=0;i<200;i++)
PlotXY(100,i);
OutU8(VGA_SC_INDEX,VGA_MAP_MASK);
OutU8(VGA_SC_DATA,BLUE);
OutU8(VGAP_INDEX,VGAR_MAP_MASK);
OutU8(VGAP_DATA,BLUE);
for (i=0;i<200;i++)
PlotXY(200-i,i);
/*If you want a mixed color select multiple planes