cnq3/code/renderer/shaders/grp/mip_1.hlsl

39 lines
1.2 KiB
HLSL

/*
===========================================================================
Copyright (C) 2023 Gian 'myT' Schellenbaum
This file is part of Challenge Quake 3 (CNQ3).
Challenge Quake 3 is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
Challenge Quake 3 is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Challenge Quake 3. If not, see <https://www.gnu.org/licenses/>.
===========================================================================
*/
// mip-map generation: gamma-space to linear-space transform
#include "../common/mip_gen.hlsli"
cbuffer RootConstants
{
float gamma;
}
RWTexture2D<float4> src : register(u2);
RWTexture2D<float4> dst : register(u0);
[numthreads(8, 8, 1)]
void cs(uint3 id : SV_DispatchThreadID)
{
MipGen_GammaToLinear(dst, src, id, gamma);
}