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Fix GetPointColor for VGA

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Quajak 2020-07-10 16:39:57 +02:00 committed by GitHub
parent e53eea929e
commit cf659bbdb8
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1 changed files with 5 additions and 4 deletions
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9
source/Cosmos.HAL2/Drivers/Video/VGADriver.cs
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@ -1,4 +1,4 @@
//#define COSMOSDEBUG
//#define COSMOSDEBUG
using System;
using System.Collections.Generic;
using System.Drawing;
@ -694,7 +694,7 @@ namespace Cosmos.HAL
mDebugger.Send($"GetPixel720x480x4({aX},{aY})");
uint offset = (uint)(aX / 8 + (PixelWidth / 8) * aY);
int pixelOffset = (int)(7 - aX % 8);
uint pmask = 1;
uint color = 0;
@ -703,7 +703,8 @@ namespace Cosmos.HAL
{
SetPlane(p);
if (_IO.VGAMemoryBlock.Bytes[offset] == 255)
var v = _IO.VGAMemoryBlock.Bytes[offset];
if ((v & (1 << pixelOffset)) != 0)
{
color += pmask;
}
@ -711,7 +712,7 @@ namespace Cosmos.HAL
pmask <<= 1;
}
return color;
return (uint)_Palette[color].ToArgb();
}
/// <summary>