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#ifndef EMISSFUNCS_DEFINED
#define EMISSFUNCS_DEFINED
float calculateGlowInTheDark(in float minLight, in float maxLight, in float minEmissionMultiplier, in float maxEmissionMultiplier, in float enabled, in float worldOrMesh, in PoiLight poiLight)
{
float glowInTheDarkMultiplier = 1;
//UNITY_BRANCH
if (enabled)
{
#ifdef POI_LIGHTING
float3 lightValue = worldOrMesh ? calculateluminance(poiLight.finalLighting.rgb) : calculateluminance(poiLight.directLighting.rgb);
float gitdeAlpha = saturate(inverseLerp(minLight, maxLight, lightValue));
glowInTheDarkMultiplier = lerp(minEmissionMultiplier, maxEmissionMultiplier, gitdeAlpha);
#endif
}
return glowInTheDarkMultiplier;
}
float calculateScrollingEmission(in float3 direction, in float velocity, in float interval, in float scrollWidth, float offset, float3 position)
{
float phase = 0;
phase = dot(position, direction);
phase -= (_Time.x + offset) * velocity;
phase /= interval;
phase -= floor(phase);
phase = saturate(phase);
return(pow(phase, scrollWidth) + pow(1 - phase, scrollWidth * 4)) * 0.5;
}
float calculateBlinkingEmission(in float blinkMin, in float blinkMax, in float blinkVelocity, float offset)
{
float amplitude = (blinkMax - blinkMin) * 0.5f;
float base = blinkMin + amplitude;
return sin((_Time.x + offset) * blinkVelocity) * amplitude + base;
}
#endif
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