# Copyright(c) 2015-2018, NVIDIA CORPORATION. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#  * Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#  * Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#  * Neither the name of NVIDIA CORPORATION nor the names of its
#    contributors may be used to endorse or promote products derived
#    from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

cmake_minimum_required(VERSION 3.2)

set_property(GLOBAL PROPERTY USE_FOLDERS ON)

project(VulkanHppGenerator)

if(MSVC)
  add_compile_options(/W4)
else(MSVC)
  add_compile_options(-Wall)
endif(MSVC)

if (NOT DEFINED VULKAN_HPP_VULKAN_HEADERS_SRC_DIR)
  set(VULKAN_HPP_VULKAN_HEADERS_SRC_DIR "${CMAKE_CURRENT_SOURCE_DIR}/Vulkan-Headers")
endif()
file(TO_NATIVE_PATH ${VULKAN_HPP_VULKAN_HEADERS_SRC_DIR}/registry/vk.xml vk_spec)
string(REPLACE "\\" "\\\\" vk_spec ${vk_spec})
add_definitions(-DVK_SPEC="${vk_spec}")

if (NOT DEFINED VULKAN_HPP_PATH)
  set(VULKAN_HPP_PATH "${CMAKE_CURRENT_SOURCE_DIR}/vulkan")
endif()
file(TO_NATIVE_PATH ${VULKAN_HPP_PATH}/vulkan.hpp vulkan_hpp)
string(REPLACE "\\" "\\\\" vulkan_hpp ${vulkan_hpp})
add_definitions(-DVULKAN_HPP_FILE="${vulkan_hpp}")
include_directories(${VULKAN_HPP_PATH})


set(HEADERS
  VulkanHppGenerator.hpp
)

set(SOURCES
  VulkanHppGenerator.cpp
)

if (NOT DEFINED VULKAN_HPP_TINYXML2_SRC_DIR)
  set(VULKAN_HPP_TINYXML2_SRC_DIR "${CMAKE_CURRENT_SOURCE_DIR}/tinyxml2")
endif()

set(TINYXML2_SOURCES
  ${VULKAN_HPP_TINYXML2_SRC_DIR}/tinyxml2.cpp
)

set(TINYXML2_HEADERS
  ${VULKAN_HPP_TINYXML2_SRC_DIR}/tinyxml2.h
)

source_group(headers FILES ${HEADERS})
source_group(sources FILES ${SOURCES})

source_group(TinyXML2\\headers FILES ${TINYXML2_HEADERS})
source_group(TinyXML2\\sources FILES ${TINYXML2_SOURCES})

add_executable(VulkanHppGenerator
  ${HEADERS}
  ${SOURCES}
  ${TINYXML2_SOURCES}
  ${TINYXML2_HEADERS}
)

set_property(TARGET VulkanHppGenerator PROPERTY CXX_STANDARD 11)

target_include_directories(VulkanHppGenerator PRIVATE ${VULKAN_HPP_TINYXML2_SRC_DIR})

option (VULKAN_HPP_RUN_GENERATOR "Run the HPP generator" OFF)
if (VULKAN_HPP_RUN_GENERATOR)
  add_custom_command(
    COMMAND VulkanHppGenerator
    OUTPUT "${vulkan_hpp}"
    WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
    COMMENT "run VulkanHppGenerator"
    DEPENDS VulkanHppGenerator "${vk_spec}")

  add_custom_target(build_vulkan_hpp ALL
    DEPENDS "${vulkan_hpp}" "${vk_spec}")
endif()

option (SAMPLES_BUILD OFF)
if (SAMPLES_BUILD)
  add_subdirectory(glfw)
  add_subdirectory(glslang)
  add_subdirectory(samples)
endif (SAMPLES_BUILD)

option (TESTS_BUILD OFF)
if (TESTS_BUILD)
  add_subdirectory(tests)
endif (TESTS_BUILD)

if (${VULKAN_HPP_INSTALL})
  install(FILES ${vulkan_hpp} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/vulkan)
endif()