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TempleOSCDV4.06.ISO

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Terry A. Davis authored and minexew committed 2018-09-08 21:47:19 +02:00
1 parent 6fe38d2d9d
commit b632ab9a4f
261 files changed
+6282 -5801
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Demo/Lectures/ScreenMemory.CPP
+6 -6
View File
@@ -4,28 +4,28 @@
U0 PlotXY(I64 x,I64 y)
{
//Screen bits are reversed
LBts(VGAM_GRAPHICS,y*GR_WIDTH+x^7);
LBts(text.vga_alias,y*GR_WIDTH+x^7);
}
U0 Main()
{
I64 i;
//This makes all 4 color planes active.
OutU8(VGAP_INDEX,VGAR_MAP_MASK);
OutU8(VGAP_IDX,VGAR_MAP_MASK);
OutU8(VGAP_DATA,WHITE);
MemSet(VGAM_GRAPHICS,0,GR_WIDTH*GR_HEIGHT/8);
MemSet(text.vga_alias,0,GR_WIDTH*GR_HEIGHT/8);
OutU8(VGAP_INDEX,VGAR_MAP_MASK);
OutU8(VGAP_IDX,VGAR_MAP_MASK);
OutU8(VGAP_DATA,RED);
for (i=0;i<200;i++)
PlotXY(i,i);
OutU8(VGAP_INDEX,VGAR_MAP_MASK);
OutU8(VGAP_IDX,VGAR_MAP_MASK);
OutU8(VGAP_DATA,GREEN);
for (i=0;i<200;i++)
PlotXY(100,i);
OutU8(VGAP_INDEX,VGAR_MAP_MASK);
OutU8(VGAP_IDX,VGAR_MAP_MASK);
OutU8(VGAP_DATA,BLUE);
for (i=0;i<200;i++)
PlotXY(200-i,i);