public static uint PackSNorm(uint bitmask, float value)
{
float num = bitmask >> 1;
value *= num;
return((uint)((int)PackUtils.ClampAndRound(value, -num, num) & (int)bitmask));
}
public static uint PackSigned(uint bitmask, float value)
{
float num = bitmask >> 1;
float min = -num - 1f;
return((uint)((int)PackUtils.ClampAndRound(value, min, num) & (int)bitmask));
}
private static uint PackHelper(float vectorX, float vectorY, float vectorZ, float vectorW)
{
uint num = PackUtils.PackUNorm(255f, vectorX);
uint num2 = PackUtils.PackUNorm(255f, vectorY) << 8;
uint num3 = PackUtils.PackUNorm(255f, vectorZ) << 16;
uint num4 = PackUtils.PackUNorm(255f, vectorW) << 24;
return(num | num2 | num3 | num4);
}
public Vector4 ToVector4()
{
Vector4 result;
result.X = PackUtils.UnpackUNorm(255u, this.packedValue);
result.Y = PackUtils.UnpackUNorm(255u, this.packedValue >> 8);
result.Z = PackUtils.UnpackUNorm(255u, this.packedValue >> 16);
result.W = PackUtils.UnpackUNorm(255u, this.packedValue >> 24);
return(result);
}
public static Color Lerp(Color value1, Color value2, float amount)
{
uint num = value1.packedValue;
uint num2 = value2.packedValue;
int num3 = (int)((byte)num);
int num4 = (int)((byte)(num >> 8));
int num5 = (int)((byte)(num >> 16));
int num6 = (int)((byte)(num >> 24));
int num7 = (int)((byte)num2);
int num8 = (int)((byte)(num2 >> 8));
int num9 = (int)((byte)(num2 >> 16));
int num10 = (int)((byte)(num2 >> 24));
int num11 = (int)PackUtils.PackUNorm(65536f, amount);
int num12 = num3 + ((num7 - num3) * num11 >> 16);
int num13 = num4 + ((num8 - num4) * num11 >> 16);
int num14 = num5 + ((num9 - num5) * num11 >> 16);
int num15 = num6 + ((num10 - num6) * num11 >> 16);
Color result;
result.packedValue = (uint)(num12 | num13 << 8 | num14 << 16 | num15 << 24);
return(result);
}
public static uint PackUnsigned(float bitmask, float value)
{
return((uint)PackUtils.ClampAndRound(value, 0f, bitmask));
}
public static uint PackUNorm(float bitmask, float value)
{
value *= bitmask;
return((uint)PackUtils.ClampAndRound(value, 0f, bitmask));
}
