<@include gpu/Config.slh@>
<$VERSION_HEADER$>
//  Generated on <$_SCRIBE_DATE$>
//  polyvox_fade.vert
//  vertex shader
//
//  Created by Seth Alves on 2015-8-3
//  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 gpu/Inputs.slh@>
<@include gpu/Transform.slh@>
<@include render-utils/ShaderConstants.h@>

<$declareStandardTransform()$>

layout(location=RENDER_UTILS_ATTR_POSITION_MS) out vec4 _position;
layout(location=RENDER_UTILS_ATTR_POSITION_WS) out vec4 _worldPosition;
layout(location=RENDER_UTILS_ATTR_NORMAL_MS) out vec3 _normal;
layout(location=RENDER_UTILS_ATTR_POSITION_ES) out vec4 _worldFadePosition;

void main(void) {
    // standard transform
    TransformCamera cam = getTransformCamera();
    TransformObject obj = getTransformObject();
    <$transformModelToEyeAndClipPos(cam, obj, inPosition, _position, gl_Position)$>
    <$transformModelToEyeDir(cam, obj, inNormal.xyz, _normal)$>
    <$transformModelToWorldPos(obj, inPosition, _worldFadePosition)$>
    _worldPosition = inPosition;
}