cbuffer _15
{
    float4 _15_nv_color : packoffset(c0);
    float4 _15_nv_desaturation_params : packoffset(c1);
    float4 _15_nv_light_params : packoffset(c2);
    float2 _15_resolution : packoffset(c3);
    float2 _15_zoom_to_world_params : packoffset(c3.z);
    float _15_nv_intensity : packoffset(c4);
    float _15_darkness : packoffset(c4.y);
    float _15_timer : packoffset(c4.z);
    uint _15_render_darkness : packoffset(c4.w);
};
Texture2D<float4> gameview : register(t0);
SamplerState _gameview_sampler : register(s0);
Texture2D<float4> lightmap : register(t1);
SamplerState _lightmap_sampler : register(s1);

static float2 vUV;
static float4 fragColor;

struct SPIRV_Cross_Input
{
    float2 vUV : TEXCOORD0;
};

struct SPIRV_Cross_Output
{
    float4 fragColor : SV_Target0;
};

static bool use_nightvision;

void frag_main()
{
    use_nightvision = _15_nv_intensity > 0.0f;
    float2 uv = vUV;
    float4 color = gameview.Sample(_gameview_sampler, uv);
    if (!(_15_render_darkness != 0u))
    {
        fragColor = color;
        return;
    }
    float4 light = lightmap.Sample(_lightmap_sampler, uv);
    if (use_nightvision)
    {
        float luminance = dot(color.xyz, float3(0.2989999949932098388671875f, 0.58700001239776611328125f, 0.114000000059604644775390625f));
        float lightLuminance = max(light.x, max(light.y, light.z));
        float3 grayscale = (luminance * _15_nv_intensity).xxx;
        float lightIntensity = (smoothstep(_15_nv_desaturation_params.x, _15_nv_desaturation_params.y, lightLuminance) * _15_nv_desaturation_params.z) + _15_nv_desaturation_params.w;
        if (lightLuminance > 0.0f)
        {
            float3 _117 = color.xyz * (((light.xyz / lightLuminance.xxx) * 0.75f) + 0.25f.xxx);
            color = float4(_117.x, _117.y, _117.z, color.w);
        }
        float3 _125 = lerp(grayscale, color.xyz, lightIntensity.xxx);
        color = float4(_125.x, _125.y, _125.z, color.w);
        lightIntensity = (smoothstep(_15_nv_light_params.x, _15_nv_light_params.y, lightLuminance) * _15_nv_light_params.z) + _15_nv_light_params.w;
        fragColor = float4(color.xyz * lightIntensity, color.w);
    }
    else
    {
        float3 _156 = color.xyz * light.xyz;
        color = float4(_156.x, _156.y, _156.z, color.w);
        fragColor = float4(color.xyz, color.w);
    }
}

SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
{
    vUV = stage_input.vUV;
    frag_main();
    SPIRV_Cross_Output stage_output;
    stage_output.fragColor = fragColor;
    return stage_output;
}