cnq3/code/renderer/shaders/crp/gbufferviz_motion.hlsl
myT 838c9a6485 added motion blur and freeze frame commands
- fixed crash due to missing blue noise texture
- added motion vector viz
- renamed TextureFormat entries
2024-02-18 16:26:05 +01:00

44 lines
1.4 KiB
HLSL

/*
===========================================================================
Copyright (C) 2024 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/>.
===========================================================================
*/
// colorizes motion vectors for debugging
#include "common.hlsli"
#include "fullscreen.hlsli"
cbuffer RootConstants
{
uint textureIndex;
};
float4 ps(VOut input) : SV_Target
{
Texture2D<float2> motionTexture = ResourceDescriptorHeap[textureIndex];
float2 size = float2(GetTextureSize(motionTexture));
float scale = size.y / size.x; // correct for aspect ratio
uint3 tc = uint3(input.position.xy, 0);
float2 raw = motionTexture.Load(tc);
float2 display = abs(raw) * 50.0 * scale;
float4 result = float4(display, 0, 1);
return result;
}