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rework tile flip check flow, remove goto

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Kurt
2018-08-17 16:22:54 -07:00
parent d7f39ea343
commit b526d4657b
1 changed files with 27 additions and 11 deletions
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38
PKHeX.Core/Saves/Substructures/Gen5/CGearBackground.cs
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@@ -270,31 +270,47 @@ internal int GetRotationValue(int[] tileColors)
if (ColorChoices.SequenceEqual(tileColors))
return 0;
// flip x
if (IsMirrorX(tileColors))
return 4;
if (IsMirrorY(tileColors))
return 8;
if (IsMirrorXY(tileColors))
return 12;
return -1;
}
private bool IsMirrorX(int[] tileColors)
{
for (int i = 0; i < 64; i++)
{
if (ColorChoices[(7 - (i & 7)) + (8 * (i / 8))] != tileColors[i])
goto check8;
return false;
}
return 4;
// flip y
check8:
return true;
}
private bool IsMirrorY(int[] tileColors)
{
for (int i = 0; i < 64; i++)
{
if (ColorChoices[64 - (8 * (1 + (i / 8))) + (i & 7)] != tileColors[i])
goto check12;
return false;
}
return 8;
// flip xy
check12:
return true;
}
private bool IsMirrorXY(int[] tileColors)
{
for (int i = 0; i < 64; i++)
{
if (ColorChoices[63 - i] != tileColors[i])
return -1;
return false;
}
return 12;
return true;
}
}