// pathfinder/shaders/gles2/demo-3d-monument.vs.glsl
//
// Copyright (c) 2017 The Pathfinder Project Developers.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

//! Renders the monument surface in the 3D demo.

precision mediump float;

/// The 3D projection matrix.
uniform mat4 uProjection;
/// The 3D modelview matrix.
uniform mat4 uModelview;

/// The 3D vertex position.
attribute vec3 aPosition;

/// The 3D vertex position.
varying vec3 vPosition;

void main() {
    vec4 position = uModelview * vec4(aPosition, 1.0);
    vPosition = position.xyz / position.w;
    gl_Position = uProjection * position;
}