<@include gpu/Config.slh@>
<$VERSION_HEADER$>
//  Generated on <$_SCRIBE_DATE$>
//
//  paintStroke.frag
//  fragment shader
//
//  Created by Eric Levin on 8/10/2015
//  Copyright 2015 High Fidelity, Inc.
//
//  Distributed under the Apache License, Version 2.0.
//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//

<@include DeferredBufferWrite.slh@>

// the albedo texture
layout(binding=0) uniform sampler2D originalTexture;

// the interpolated normal
layout(location=0) in vec3 interpolatedNormal;
layout(location=1) in vec2 varTexcoord;
layout(location=2) in vec4 varColor;

void main(void) {
    vec4 texel = texture(originalTexture, varTexcoord);
    int frontCondition = 1 -int(gl_FrontFacing) * 2;
    vec3 color = varColor.rgb;
    packDeferredFragmentTranslucent(
        float(frontCondition) * interpolatedNormal,
        texel.a * varColor.a,
        color * texel.rgb,
        vec3(0.01, 0.01, 0.01),
        10.0);
}