// Calculates climate value from 4 cached values
// Use relative positions here
public int GetLerpedOreValueAt(double posX, double posZ, int[] oreCache, int sizeX, float contrastMul, float sub)
{
int posXInt = (int)(posX);
int posZInt = (int)(posZ);
byte val = GameMath.BiSerpByte(
(float)(posX - posXInt),
(float)(posZ - posZInt),
0,
oreCache[posZInt * sizeX + posXInt],
oreCache[posZInt * sizeX + posXInt + 1],
oreCache[(posZInt + 1) * sizeX + posXInt],
oreCache[(posZInt + 1) * sizeX + posXInt + 1]
);
val = (byte)GameMath.Clamp((val - 128f) * contrastMul + 128 - sub, 0, 255);
int richness = Math.Max(
oreCache[(posZInt + 1) * sizeX + posXInt + 1] & 0xff0000,
Math.Max(oreCache[(posZInt + 1) * sizeX + posXInt] & 0xff0000,
Math.Max(oreCache[posZInt * sizeX + posXInt] & 0xff0000, oreCache[posZInt * sizeX + posXInt + 1] & 0xff0000))
);
int hypercommon = Math.Max(
oreCache[(posZInt + 1) * sizeX + posXInt + 1] & 0x00ff00,
Math.Max(oreCache[(posZInt + 1) * sizeX + posXInt] & 0x00ff00,
Math.Max(oreCache[posZInt * sizeX + posXInt] & 0x00ff00, oreCache[posZInt * sizeX + posXInt + 1] & 0x00ff00))
);
return(val == 0 ? 0 : val | richness | hypercommon);
}
// Calculates climate value from 4 cached values
// Use relative positions here
public int GetLerpedClimateAt(double posX, double posZ, int[] oreCache, int sizeX)
{
int posXInt = (int)(posX);
int posZInt = (int)(posZ);
byte val = GameMath.BiSerpByte(
(float)(posX - posXInt),
(float)(posZ - posZInt),
0,
oreCache[posZInt * sizeX + posXInt],
oreCache[posZInt * sizeX + posXInt + 1],
oreCache[(posZInt + 1) * sizeX + posXInt],
oreCache[(posZInt + 1) * sizeX + posXInt + 1]
);
int richness = Math.Max(oreCache[(posZInt + 1) * sizeX + posXInt + 1] & 0xff0000, Math.Max(oreCache[(posZInt + 1) * sizeX + posXInt] & 0xff0000, Math.Max(oreCache[posZInt * sizeX + posXInt] & 0xff0000, oreCache[posZInt * sizeX + posXInt + 1] & 0xff0000)));
int hypercommon = Math.Max(oreCache[(posZInt + 1) * sizeX + posXInt + 1] & 0x00ff00, Math.Max(oreCache[(posZInt + 1) * sizeX + posXInt] & 0x00ff00, Math.Max(oreCache[posZInt * sizeX + posXInt] & 0x00ff00, oreCache[posZInt * sizeX + posXInt + 1] & 0x00ff00)));
return(val == 0 ? 0 : val | richness | hypercommon);
}
