#version 460

in Varyings {
    layout(location = 0) vec3 texCoord;
} var;

layout(set = 0, binding = 1) uniform sampler _Sampler;
layout(set = 0, binding = 2) uniform textureCube _Texture;

layout(location = 0) out vec4 fragColor;

#include "includes/tone_mapping.glsl"

void main() {
    vec4 texel = texture(samplerCube(_Texture, _Sampler), var.texCoord);
    vec3 outgoingRadiance = texel.rgb;

    vec3 toneMappedLinearColor = toneMapAcesNarkowicz(outgoingRadiance);
    vec3 toneMappedSrgbColor = pow(toneMappedLinearColor, vec3(1.0 / 2.2));

    fragColor = vec4(toneMappedSrgbColor, 1.0);
}