private bool IsAcceptable(GXAnimDataFormat format, int scale)
{
foreach (var v in Values)
{
var value = Math.Pow(2, scale) * v;
switch (format)
{
case GXAnimDataFormat.HSD_A_FRAC_U8:
if (v > byte.MaxValue)
{
return(false);
}
break;
case GXAnimDataFormat.HSD_A_FRAC_S8:
if (v > sbyte.MaxValue)
{
return(false);
}
break;
case GXAnimDataFormat.HSD_A_FRAC_S16:
if (v > short.MaxValue)
{
return(false);
}
break;
case GXAnimDataFormat.HSD_A_FRAC_U16:
if (v > ushort.MaxValue)
{
return(false);
}
break;
}
float Estimated = (float)(Quantanize(v, format, (int)Math.Pow(2, scale)) / Math.Pow(2, scale));
if (Math.Abs(v - Estimated) > Error)
{
return(false);
}
}
return(true);
}
private int Quantanize(float value, GXAnimDataFormat format, int scale)
{
switch (format)
{
case GXAnimDataFormat.HSD_A_FRAC_U8:
return(Clamp((byte)(scale * value), byte.MinValue, byte.MaxValue));
case GXAnimDataFormat.HSD_A_FRAC_S8:
return(Clamp((sbyte)(scale * value), sbyte.MinValue, sbyte.MaxValue));
case GXAnimDataFormat.HSD_A_FRAC_S16:
return(Clamp((short)(scale * value), short.MinValue, short.MaxValue));
case GXAnimDataFormat.HSD_A_FRAC_U16:
return(Clamp((ushort)(scale * value), ushort.MinValue, ushort.MaxValue));
}
return(0);
}
private int Quantanize(float value, GXAnimDataFormat format, int scale)
{
switch (format)
{
case GXAnimDataFormat.Byte:
return(Clamp((byte)(scale * value), byte.MinValue, byte.MaxValue));
case GXAnimDataFormat.SByte:
return(Clamp((sbyte)(scale * value), sbyte.MinValue, sbyte.MaxValue));
case GXAnimDataFormat.Short:
return(Clamp((short)(scale * value), short.MinValue, short.MaxValue));
case GXAnimDataFormat.UShort:
return(Clamp((ushort)(scale * value), ushort.MinValue, ushort.MaxValue));
}
return(0);
}
private int QuantizeScaler()
{
if (ValueSigned)
{
ValueType = GXAnimDataFormat.HSD_A_FRAC_S8;
for (int i = 0; i < 0x1F; i++)
{
if (IsAcceptable(ValueType, i))
{
return((int)Math.Pow(2, i));
}
}
ValueType = GXAnimDataFormat.HSD_A_FRAC_S16;
for (int i = 0; i < 0x1F; i++)
{
if (IsAcceptable(ValueType, i))
{
return((int)Math.Pow(2, i));
}
}
}
else
{
ValueType = GXAnimDataFormat.HSD_A_FRAC_U8;
for (int i = 0; i < 0x1F; i++)
{
if (IsAcceptable(ValueType, i))
{
return((int)Math.Pow(2, i));
}
}
ValueType = GXAnimDataFormat.HSD_A_FRAC_U16;
for (int i = 0; i < 0x1F; i++)
{
if (IsAcceptable(ValueType, i))
{
return((int)Math.Pow(2, i));
}
}
}
ValueType = GXAnimDataFormat.HSD_A_FRAC_FLOAT;
return((int)Math.Pow(2, 0));
}
private int QuantizeScaler()
{
if (ValueSigned)
{
ValueType = GXAnimDataFormat.SByte;
for (int i = 0; i < 0x1F; i++)
{
if (IsAcceptable(ValueType, i))
{
return((int)Math.Pow(2, i));
}
}
ValueType = GXAnimDataFormat.Short;
for (int i = 0; i < 0x1F; i++)
{
if (IsAcceptable(ValueType, i))
{
return((int)Math.Pow(2, i));
}
}
}
else
{
ValueType = GXAnimDataFormat.Byte;
for (int i = 0; i < 0x1F; i++)
{
if (IsAcceptable(ValueType, i))
{
return((int)Math.Pow(2, i));
}
}
ValueType = GXAnimDataFormat.UShort;
for (int i = 0; i < 0x1F; i++)
{
if (IsAcceptable(ValueType, i))
{
return((int)Math.Pow(2, i));
}
}
}
ValueType = GXAnimDataFormat.Float;
return((int)Math.Pow(2, 0));
}
private static double ParseFloat(BinaryReaderExt d, GXAnimDataFormat Format, float Scale)
{
d.BigEndian = false;
switch (Format)
{
case GXAnimDataFormat.HSD_A_FRAC_FLOAT:
return(d.ReadSingle());
case GXAnimDataFormat.HSD_A_FRAC_S16:
return(d.ReadInt16() / (double)Scale);
case GXAnimDataFormat.HSD_A_FRAC_U16:
return(d.ReadUInt16() / (double)Scale);
case GXAnimDataFormat.HSD_A_FRAC_S8:
return(d.ReadSByte() / (double)Scale);
case GXAnimDataFormat.HSD_A_FRAC_U8:
return(d.ReadByte() / (double)Scale);
default:
return(0);
}
}
private static double ReadVal(HSDReader d, GXAnimDataFormat Format, float Scale)
{
d.BigEndian = false;
switch (Format)
{
case GXAnimDataFormat.Float:
return(d.ReadSingle());
case GXAnimDataFormat.Short:
return(d.ReadInt16() / (double)Scale);
case GXAnimDataFormat.UShort:
return(d.ReadUInt16() / (double)Scale);
case GXAnimDataFormat.SByte:
return(d.ReadSByte() / (double)Scale);
case GXAnimDataFormat.Byte:
return(d.ReadByte() / (double)Scale);
default:
return(0);
}
}
