FiE-Game/Assets/SEGI/Resources/SEGITransferInts_C.compute
2023-07-25 00:52:50 +05:00

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2.3 KiB
Text

#pragma kernel CSMain
#pragma kernel CSMain2
RWTexture3D<float4> Result;
Texture3D<float4> PrevResult;
Texture3D<uint> RG0;
SamplerState _PointClamp;
int Resolution;
int VoxelAA;
float4 VoxelOriginDelta;
float4 ClipmapOverlap;
float2 IntToFloats(uint intval)
{
float value1 = f16tof32(intval);
float value2 = f16tof32(intval / 0x0000FFFF);
return float2(value1, value2);
}
float3 hsv2rgb(float3 c)
{
float4 k = float4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);
float3 p = abs(frac(c.xxx + k.xyz) * 6.0 - k.www);
return c.z * lerp(k.xxx, saturate(p - k.xxx), c.y);
}
float4 DecodeRGBAuint(uint value)
{
uint ai = value & 0x0000007F;
uint vi = (value / 0x00000080) & 0x000007FF;
uint si = (value / 0x00040000) & 0x0000007F;
uint hi = value / 0x02000000;
float h = float(hi) / 127.0;
float s = float(si) / 127.0;
float v = (float(vi) / 2047.0) * 10.0;
float a = ai * 2.0;
v = pow(v, 3.0);
float3 color = hsv2rgb(float3(h, s, v));
return float4(color.rgb, a);
}
[numthreads(16,16,1)]
void CSMain (uint3 id : SV_DispatchThreadID)
{
for (int i = 0; i < Resolution; i++)
{
float4 result = float4(0,0,0,0);
result.rgba = DecodeRGBAuint(RG0[uint3(id.x, id.y, i)]);
result /= 1 + VoxelAA * 3;
result.rgb /= max(result.a, 2.0);
float blockerValue = 0.0;
if (result.a > 20.0)
{
blockerValue = max(0.0, result.a - 20.0);
}
result.a = min(result.a, 2.0) * 1.0;
result.a += blockerValue;
/*
uint3 writeCoord = uint3(id.xy, i);
float3 fcoord = float3((float)id.x / Resolution, (float)id.y / Resolution, (float)i / Resolution);
float3 refcoord = fcoord * 0.5 + 0.25;
refcoord += ClipmapOverlap.xyz * 1.0;
float minCoord = 0.0;
float maxCoord = 1.0;
//if (refcoord.x > maxCoord || refcoord.x < minCoord || refcoord.y > maxCoord || refcoord.y < minCoord || refcoord.z > maxCoord || refcoord.z < minCoord)
*/
/*
if (id.x == 0 || id.x == Resolution - 1 || id.y == 0 || id.y == Resolution - 1 || i == 0 || i == Resolution - 1)
{
//result = float4(0.0, 0.0, 0.0, 0.0);
}
*/
Result[uint3(id.xy, i)] = result;
}
}
[numthreads(16,16,1)]
void CSMain2 (uint3 id : SV_DispatchThreadID)
{
for (int i = 0; i < Resolution; i++)
{
float4 result = float4(0,0,0,0);
result.rgba = DecodeRGBAuint(RG0[uint3(id.x, id.y, i)]);
result.rgb /= max(2.0, result.a);
Result[uint3(id.xy, i)] = result;
}
}