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++ // Copyright (C) 2026 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ import QtQuick
++ import QtQuick3D
++ import QtQuick3D.Helpers
++
++ Rectangle {
++ width: 400
++ height: 400
++ color: "lightgray"
++
++ View3D {
++ anchors.fill: parent
++
++ camera: PerspectiveCamera {
++ z: 250
++ }
++ DirectionalLight {
++ eulerRotation.y: 180
++ ambientColor: Qt.rgba(1.0, 1.0, 1.0, 1.0);
++ }
++
++ Model {
++ x: -75
++ source: "#Rectangle"
++ materials: [ PrincipledMaterial {
++ lighting: DefaultMaterial.NoLighting
++ baseColorMap: Texture {
++ magFilter: Texture.Nearest
++ textureProvider: QuadTextureProvider {
++ id: quad
++ fragmentShaderCode: `
++ void MAIN() {
++ if (OUTPUT_SIZE.x > 8) {
++ FRAGCOLOR = vec4(INPUT_UV, 0, 1);
++ } else {
++ FRAGCOLOR = vec4(0, INPUT_UV, 1);
++ }
++ }`
++ }
++ tilingModeHorizontal: Texture.ClampToEdge
++ tilingModeVertical: Texture.ClampToEdge
++ }
++ } ]
++ }
++
++ Model {
++ x: 75
++ source: "#Rectangle"
++ materials: [ PrincipledMaterial {
++ lighting: DefaultMaterial.NoLighting
++ baseColorMap: Texture {
++ magFilter: Texture.Nearest
++ textureProvider: QuadTextureProvider {
++ id: quad2
++ fragmentShaderCode: `
++ void MAIN() {
++ if (OUTPUT_SIZE.x > 8) {
++ FRAGCOLOR = vec4(0, INPUT_UV, 1);
++ } else {
++ FRAGCOLOR = vec4(INPUT_UV, 0, 1);
++ }
++ }`
++ }
++ tilingModeHorizontal: Texture.ClampToEdge
++ tilingModeVertical: Texture.ClampToEdge
++ }
++ } ]
++ }
++ }
++
++ NumberAnimation {
++ target: quad
++ property: "width"
++ duration: 200
++ from: 1
++ to: 16
++ running: true
++ }
++
++ NumberAnimation {
++ target: quad
++ property: "height"
++ duration: 200
++ from: 1
++ to: 16
++ running: true
++ }
++
++ NumberAnimation {
++ target: quad2
++ property: "width"
++ duration: 200
++ from: 1
++ to: 16
++ running: true
++ }
++
++ NumberAnimation {
++ target: quad2
++ property: "height"
++ duration: 200
++ from: 1
++ to: 16
++ running: true
++ }
++ }