GRK_Room/cw 9/shaders/shader_skybox.frag

#version 430 core

uniform samplerCube skybox;
uniform float exposition;
in vec3 texCoord;
out vec4 outColor;
layout (location = 0) out vec4 FragColor;
layout (location = 1) out vec4 BloomColor;


void main()
{
    outColor = vec4(vec3(1.0) - exp(-texture(skybox,texCoord).rgb*exposition),1);

	    FragColor = outColor;
    float brightness = dot(FragColor.rgb, vec3(0.2126, 0.7152, 0.0722));
    if(brightness > 1.0)
        BloomColor = vec4(FragColor.rgb, 1.0);
    else
        BloomColor = vec4(0.0, 0.0, 0.0, 1.0);
}