#version 330

uniform sampler2D texture_normal;   // View-space Normal buffer from GBuffer
uniform samplerCube texture_ibl;    // IBL cubemap

uniform mat4 uInverseViewMatrix;

in vec2 passTexCoord;
in vec4 passColor;

out vec4 outColor;

const float MULTIPLIER = 1024; // Test just to boost color to make sure I have output

void main(void) {
    vec3 normal = texture( texture_normal, passTexCoord ).rgb;
    vec3 sample = texture( texture_ibl, normal ).rgb;

    outColor = vec4( sample*MULTIPLIER, 1.0 );
}