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Vasily Petrov 2026-06-18 01:18:29 +03:00
commit 2fe6ca2f65
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gamedata/shaders/r2/shared/wmark.hlsli Normal file
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#ifndef WMARK_H
#define WMARK_H
#include "common.hlsli"
#define NORMAL_SHIFT 0.007f
#define MIN_SHIFT 0.003f
#define MAX_SHIFT 0.011f
#define RANGE 100.f
float4 wmark_shift(float3 pos, float3 norm)
{
float3 P = pos;
float3 N = norm;
float3 sd = eye_position - P;
float d = length(sd);
float w = min(d / RANGE, 1.f);
float s = lerp(MIN_SHIFT, MAX_SHIFT, d);
P += N.xyz * NORMAL_SHIFT;
P -= normalize(eye_direction + normalize(P - eye_position)) * s;
return float4(P, 1.f);
}
#endif