Warning, /plasma/libplasma/examples/applets/testshaders/contents/ui/ColorExample.qml is written in an unsupported language. File is not indexed.

 /*
     SPDX-FileCopyrightText: 2013 Sebastian Kügler <sebas@kde.org>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 import QtQuick
 
 ShaderExample {
 
     pageName: "Colors"
     pageDescription: ""
 
     ShaderEffect {
         anchors.fill: parent
         anchors.topMargin: 48
         opacity: 0.2
 
         fragmentShader: {
             "uniform mat4 gl_ModelViewMatrix;" +
             "uniform mat4 gl_ProjectionMatrix;" +
             //"attribute vec4 gl_Vertex;" +
             "void main(void) {" +
             "   gl_FragColor = vec4(1.0, 0.0, 0.0, 0.3); " +
             "   gl_Position = gl_ProjectionMatrix * gl_ModelViewMatrix * gl_Vertex; " +
             "}"
         }
     }
 }