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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: 100
}
DirectionalLight {
eulerRotation.y: 180
ambientColor: Qt.rgba(1.0, 1.0, 1.0, 1.0)
}
Model {
source: "#Rectangle"
materials: [
PrincipledMaterial {
lighting: DefaultMaterial.NoLighting
baseColorMap: tex0
}
]
}
}
Texture {
id: tex2
textureProvider: QuadTextureProvider {
id: quad2
width: 32 * factor
height: 32 * factor
property real factor: 0
fragmentShaderCode: `
void MAIN() {
FRAGCOLOR = vec4(INPUT_UV*0.25, 0.25, 1);
}`
}
magFilter: Texture.Nearest
tilingModeHorizontal: Texture.ClampToEdge
tilingModeVertical: Texture.ClampToEdge
}
Texture {
id: tex1
textureProvider: QuadTextureProvider {
id: quad1
width: 32 * factor
height: 32 * factor
property real factor: 0
fragmentShaderCode: `
void MAIN() {
vec4 src = texture(src, INPUT_UV);
FRAGCOLOR = vec4(src.r, src.g + 0.65, src.b, 1);
}`
property Texture src: tex2
}
magFilter: Texture.Nearest
tilingModeHorizontal: Texture.ClampToEdge
tilingModeVertical: Texture.ClampToEdge
}
Texture {
id: tex0
textureProvider: QuadTextureProvider {
width: 64
height: 64
fragmentShaderCode: `
void MAIN() {
vec4 src = texture(src, INPUT_UV);
FRAGCOLOR = vec4(src.r + 0.65, src.g, src.b, 1);
}`
property Texture src: tex1
}
magFilter: Texture.Nearest
tilingModeHorizontal: Texture.ClampToEdge
tilingModeVertical: Texture.ClampToEdge
}
NumberAnimation {
target: quad2
property: "factor"
duration: 200
from: 0
to: 1
running: true
}
NumberAnimation {
target: quad1
property: "factor"
duration: 200
from: 0
to: 1
running: true
}
}