Qt Quick 3D - Level of Detail Helper Example

 # Copyright (C) 2022 The Qt Company Ltd.
 # SPDX-License-Identifier: BSD-3-Clause

 cmake_minimum_required(VERSION 3.16)
 project(lodhelper LANGUAGES CXX)

 set(CMAKE_AUTOMOC ON)

 if(NOT DEFINED INSTALL_EXAMPLESDIR)
     set(INSTALL_EXAMPLESDIR "examples")
 endif()

 set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/quick3d/lodhelper")

 find_package(Qt6 REQUIRED COMPONENTS Core Gui Quick Quick3D)

 qt_add_executable(lodhelper
     main.cpp
 )

 set_target_properties(lodhelper PROPERTIES
     WIN32_EXECUTABLE TRUE
     MACOSX_BUNDLE TRUE
 )

 target_link_libraries(lodhelper PUBLIC
     Qt::Core
     Qt::Gui
     Qt::Quick
     Qt::Quick3D
 )

 qt_add_qml_module(lodhelper
     URI Example
     VERSION 1.0
     QML_FILES
         main.qml
     RESOURCES
         meshes/marble_bust_01_LOD_0.mesh
         meshes/marble_bust_01_LOD_1.mesh
         meshes/marble_bust_01_LOD_2.mesh
         meshes/marble_bust_01_LOD_3.mesh
         maps/baseColor.png
         maps/normal.png
         maps/occlusionRoughnessMetallic.png
     NO_RESOURCE_TARGET_PATH
 )

 install(TARGETS lodhelper
     RUNTIME DESTINATION "${INSTALL_EXAMPLEDIR}"
     BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}"
     LIBRARY DESTINATION "${INSTALL_EXAMPLEDIR}"
 )