Qt Quick 3D - Custom Shaders Example

 // Copyright (C) 2019 The Qt Company Ltd.
 // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

 VARYING vec3 pos;
 VARYING vec2 coord;

 void MAIN()
 {
     vec3 rgb = vec3(pos.x * 0.02, pos.y * 0.02, pos.z * 0.02) * texture(tex, coord).rgb;
     FRAGCOLOR = vec4(rgb, alpha);
 }