// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

import QtQuick3D
import QtQuick

Item {
    width: 400
    height: 400

    View3D {
        id: v3d
        anchors.fill: parent
        renderMode: View3D.Overlay

        environment: SceneEnvironment {
            clearColor: "#444845"
            backgroundMode: SceneEnvironment.Color
        }

        camera: camera

        PerspectiveCamera {
            id: camera
            position: Qt.vector3d(0, 0, 600)
        }

        DirectionalLight {
            position: Qt.vector3d(-500, 500, -100)
            color: Qt.rgba(0.2, 0.2, 0.2, 1.0)
            ambientColor: Qt.rgba(0.1, 0.1, 0.1, 1.0)
        }

        // all three spheres should be identical material-wise

        Model {
            source: "#Sphere"
            scale: Qt.vector3d(2, 2, 2)
            x: -200
            materials: PrincipledMaterial { }
        }

        Model {
            source: "#Sphere"
            scale: Qt.vector3d(2, 2, 2)
            x: 0
            materials: CustomMaterial { }
        }

        Model {
            source: "#Sphere"
            scale: Qt.vector3d(2, 2, 2)
            x: 200
            materials: CustomMaterial {
                fragmentShader: "customprincipledcompare_default.frag"
            }
        }
    }
}