#version 430 core

uniform vec3 color;
uniform float exposition;

uniform sampler2D sunTexture;
in vec2 TexCoords;

out vec4 outColor;
void main()
{	
	vec4 texColor = texture(sunTexture, TexCoords);
	vec3 brightColor = texColor.rgb * 4.0;
	outColor = vec4(vec3(1.0) - exp(-brightColor*exposition),texColor.a);
}