36 lines
894 B
C#
36 lines
894 B
C#
namespace VirtualNes.Core
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{
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public class PPU
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{
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private NES m_nes;
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private byte[] lpScreen;
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private byte[] lpColormode;
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private bool bVSMode;
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private int nVSColorMap;
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private byte VSSecurityData;
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private byte[] Bit2Rev = new byte[256];
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public PPU(NES nes)
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{
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m_nes = nes;
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lpScreen = null;
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lpColormode = null;
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bVSMode = false;
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nVSColorMap = -1;
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VSSecurityData = 0;
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for (int i = 0; i < 256; i++)
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{
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byte m = 0x80;
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byte c = 0;
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for (int j = 0; j < 8; j++)
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{
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if ((i & (1 << j)) > 0) c |= m;
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m >>= 1;
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}
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Bit2Rev[i] = c;
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}
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}
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}
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}
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