Initial commit for vulkan tutorial
Following along the first 9 chapters of the Vulkan HelloTriangle tutorial.
This commit is contained in:
162
CMake/Findtinygltf.cmake
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162
CMake/Findtinygltf.cmake
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# Findtinygltf.cmake
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#
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# Finds the tinygltf library
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#
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# This will define the following variables
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#
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# tinygltf_FOUND
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# tinygltf_INCLUDE_DIRS
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#
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# and the following imported targets
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#
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# tinygltf::tinygltf
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#
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# First, try to find nlohmann_json
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find_package(nlohmann_json QUIET)
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if(NOT nlohmann_json_FOUND)
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include(FetchContent)
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message(STATUS "nlohmann_json not found, fetching v3.12.0 from GitHub...")
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FetchContent_Declare(
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nlohmann_json
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GIT_REPOSITORY https://github.com/nlohmann/json.git
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GIT_TAG v3.12.0 # Use a specific tag for stability
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)
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FetchContent_MakeAvailable(nlohmann_json)
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endif()
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# Try to find tinygltf using standard find_package
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find_path(tinygltf_INCLUDE_DIR
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NAMES tiny_gltf.h
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PATHS
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${PC_tinygltf_INCLUDE_DIRS}
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/usr/include
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/usr/local/include
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$ENV{VULKAN_SDK}/include
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${ANDROID_NDK}/sources/third_party
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${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../external
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${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../third_party
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${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../attachments/external
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${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../attachments/third_party
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${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../attachments/include
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${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../../external
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${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../../third_party
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${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../../include
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PATH_SUFFIXES tinygltf include
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)
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# If not found, use FetchContent to download and build
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if(NOT tinygltf_INCLUDE_DIR)
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# If not found, use FetchContent to download and build
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include(FetchContent)
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message(STATUS "tinygltf not found, fetching from GitHub...")
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FetchContent_Declare(
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tinygltf
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GIT_REPOSITORY https://github.com/syoyo/tinygltf.git
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GIT_TAG v2.8.18 # Use a specific tag for stability
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)
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# Set policy to suppress the deprecation warning
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if(POLICY CMP0169)
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cmake_policy(SET CMP0169 OLD)
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endif()
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# Populate the content but don't configure it yet
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FetchContent_GetProperties(tinygltf)
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if(NOT tinygltf_POPULATED)
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FetchContent_Populate(tinygltf)
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# Update the minimum required CMake version to avoid deprecation warning
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file(READ "${tinygltf_SOURCE_DIR}/CMakeLists.txt" TINYGLTF_CMAKE_CONTENT)
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string(REPLACE "cmake_minimum_required(VERSION 3.6)"
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"cmake_minimum_required(VERSION 3.10)"
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TINYGLTF_CMAKE_CONTENT "${TINYGLTF_CMAKE_CONTENT}")
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file(WRITE "${tinygltf_SOURCE_DIR}/CMakeLists.txt" "${TINYGLTF_CMAKE_CONTENT}")
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# Create a symbolic link to make nlohmann/json.hpp available
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if(EXISTS "${tinygltf_SOURCE_DIR}/json.hpp")
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file(MAKE_DIRECTORY "${tinygltf_SOURCE_DIR}/nlohmann")
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file(CREATE_LINK "${tinygltf_SOURCE_DIR}/json.hpp" "${tinygltf_SOURCE_DIR}/nlohmann/json.hpp" SYMBOLIC)
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endif()
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# Set tinygltf to header-only mode
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set(TINYGLTF_HEADER_ONLY ON CACHE BOOL "Use header only version" FORCE)
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set(TINYGLTF_INSTALL OFF CACHE BOOL "Do not install tinygltf" FORCE)
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# Add the subdirectory after modifying the CMakeLists.txt
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add_subdirectory(${tinygltf_SOURCE_DIR} ${tinygltf_BINARY_DIR})
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else()
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# If already populated, just make it available
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FetchContent_MakeAvailable(tinygltf)
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endif()
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# Get the include directory from the target
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get_target_property(tinygltf_INCLUDE_DIR tinygltf INTERFACE_INCLUDE_DIRECTORIES)
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if(NOT tinygltf_INCLUDE_DIR)
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# If we can't get the include directory from the target, use the source directory
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FetchContent_GetProperties(tinygltf SOURCE_DIR tinygltf_SOURCE_DIR)
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set(tinygltf_INCLUDE_DIR ${tinygltf_SOURCE_DIR})
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endif()
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(tinygltf
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REQUIRED_VARS tinygltf_INCLUDE_DIR
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)
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if(tinygltf_FOUND)
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set(tinygltf_INCLUDE_DIRS ${tinygltf_INCLUDE_DIR})
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if(NOT TARGET tinygltf::tinygltf)
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add_library(tinygltf::tinygltf INTERFACE IMPORTED)
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set_target_properties(tinygltf::tinygltf PROPERTIES
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INTERFACE_INCLUDE_DIRECTORIES "${tinygltf_INCLUDE_DIRS}"
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INTERFACE_COMPILE_DEFINITIONS "TINYGLTF_IMPLEMENTATION;TINYGLTF_NO_EXTERNAL_IMAGE;TINYGLTF_NO_STB_IMAGE;TINYGLTF_NO_STB_IMAGE_WRITE"
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)
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if(TARGET nlohmann_json::nlohmann_json)
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target_link_libraries(tinygltf::tinygltf INTERFACE nlohmann_json::nlohmann_json)
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endif()
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endif()
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elseif(TARGET tinygltf)
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# If find_package_handle_standard_args failed but we have a tinygltf target from FetchContent
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# Create an alias for the tinygltf target
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if(NOT TARGET tinygltf::tinygltf)
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add_library(tinygltf_wrapper INTERFACE)
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target_link_libraries(tinygltf_wrapper INTERFACE tinygltf)
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target_compile_definitions(tinygltf_wrapper INTERFACE
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TINYGLTF_IMPLEMENTATION
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TINYGLTF_NO_EXTERNAL_IMAGE
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TINYGLTF_NO_STB_IMAGE
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TINYGLTF_NO_STB_IMAGE_WRITE
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)
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if(TARGET nlohmann_json::nlohmann_json)
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target_link_libraries(tinygltf_wrapper INTERFACE nlohmann_json::nlohmann_json)
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endif()
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add_library(tinygltf::tinygltf ALIAS tinygltf_wrapper)
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endif()
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# Set variables to indicate that tinygltf was found
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set(tinygltf_FOUND TRUE)
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set(TINYGLTF_FOUND TRUE)
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# Set include directories
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get_target_property(tinygltf_INCLUDE_DIR tinygltf INTERFACE_INCLUDE_DIRECTORIES)
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if(tinygltf_INCLUDE_DIR)
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set(tinygltf_INCLUDE_DIRS ${tinygltf_INCLUDE_DIR})
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else()
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# If we can't get the include directory from the target, use the source directory
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FetchContent_GetProperties(tinygltf SOURCE_DIR tinygltf_SOURCE_DIR)
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set(tinygltf_INCLUDE_DIR ${tinygltf_SOURCE_DIR})
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set(tinygltf_INCLUDE_DIRS ${tinygltf_INCLUDE_DIR})
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# Explicitly set the include directory on the target
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if(TARGET tinygltf)
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set_target_properties(tinygltf PROPERTIES
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INTERFACE_INCLUDE_DIRECTORIES "${tinygltf_INCLUDE_DIR}"
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)
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endif()
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endif()
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endif()
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mark_as_advanced(tinygltf_INCLUDE_DIR)
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