overte-HifiExperiments/libraries/render-utils/src/simple_fade.slv

<@include gpu/Config.slh@>
<$VERSION_HEADER$>
//  Generated on <$_SCRIBE_DATE$>
//
//  simple_fade.vert
//  vertex shader
//
//  Created by Olivier Prat on 06/04/17.
//  Copyright 2017 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/Color.slh@>
<@include gpu/Transform.slh@>
<$declareStandardTransform()$>

<@include Fade.slh@>
<$declareFadeVertexInstanced()$>

// the interpolated normal
out vec3 _normal;
out vec3 _modelNormal;
out vec4 _color;
out vec2 _texCoord0;
out vec4 _position;
out vec4 _worldPosition;

void main(void) {
    _color = colorToLinearRGBA(inColor);
    _texCoord0 = inTexCoord0.st;
    _position = inPosition;
    _modelNormal = inNormal.xyz;

    // standard transform
    TransformCamera cam = getTransformCamera();
    TransformObject obj = getTransformObject();
    <$transformModelToClipPos(cam, obj, inPosition, gl_Position)$>
    <$transformModelToWorldPos(obj, inPosition, _worldPosition)$>
    <$transformModelToWorldDir(cam, obj, inNormal.xyz, _normal)$>
    <$passThroughFadeObjectParams()$>
}