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# ~~~
# Copyright (c) 2016-2018 Valve Corporation
# Copyright (c) 2016-2018 LunarG, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ~~~
set(CMAKE_INSTALL_RPATH /usr/lib/x86_64-linux-gnu/vulkan/layer:/usr/lib/i386-linux-gnu/vulkan/layer)
if(WIN32)
macro(AddVkLayer target)
file(TO_NATIVE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/VkLayer_${target}.def DEF_FILE)
add_custom_target(copy-${target}-def-file ALL
COMMAND ${CMAKE_COMMAND} -E copy_if_different ${DEF_FILE} VkLayer_${target}.def
VERBATIM)
set_target_properties(copy-${target}-def-file PROPERTIES FOLDER ${LOADER_HELPER_FOLDER})
add_library(VkLayer_${target} SHARED ${ARGN} VkLayer_${target}.def)
target_compile_options(VkLayer_${target} PUBLIC ${MSVC_LOADER_COMPILE_OPTIONS})
target_link_libraries(VkLayer_${target} Vulkan::Headers)
endmacro()
elseif(APPLE)
macro(AddVkLayer target)
add_library(VkLayer_${target} SHARED ${ARGN})
set_target_properties(VkLayer_${target} PROPERTIES LINK_FLAGS "-Wl")
target_link_libraries(VkLayer_${target} Vulkan::Headers)
endmacro()
else(UNIX AND NOT APPLE) # i.e.: Linux
macro(AddVkLayer target)
add_library(VkLayer_${target} SHARED ${ARGN})
set_target_properties(VkLayer_${target} PROPERTIES LINK_FLAGS "-Wl,-Bsymbolic")
target_link_libraries(VkLayer_${target} Vulkan::Headers)
endmacro()
endif()
include_directories(${CMAKE_CURRENT_SOURCE_DIR}
${CMAKE_CURRENT_SOURCE_DIR}/../../loader
${CMAKE_CURRENT_SOURCE_DIR}/../../loader/generated)
if(WIN32)
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -D_CRT_SECURE_NO_WARNINGS")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -D_CRT_SECURE_NO_WARNINGS")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -D_CRT_SECURE_NO_WARNINGS /bigobj")
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -D_CRT_SECURE_NO_WARNINGS /bigobj")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wpointer-arith -Wno-unused-function")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wpointer-arith -Wno-unused-function")
endif()
AddVkLayer(wrap_objects wrap_objects.cpp vk_layer_table.cpp vk_layer_extension_utils.cpp)
AddVkLayer(test test.cpp vk_layer_table.cpp vk_layer_extension_utils.cpp)
# --------------------------------------------------------------------------------------------------------------------------------
# The output file needs Unix "/" separators or Windows "\" separators On top of that, Windows separators actually need to be doubled
# because the json format uses backslash escapes
file(TO_NATIVE_PATH "./" RELATIVE_PATH_PREFIX)
string(REPLACE "\\"
"\\\\"
RELATIVE_PATH_PREFIX
"${RELATIVE_PATH_PREFIX}")
# Run each .json.in file through the generator We need to create the generator.cmake script so that the generator can be run at
# compile time, instead of configure time Running at compile time lets us use cmake generator expressions (TARGET_FILE_NAME and
# TARGET_FILE_DIR, specifically)
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/generator.cmake" "configure_file(\"\${INPUT_FILE}\" \"\${OUTPUT_FILE}\")")
foreach(TARGET_NAME VkLayer_wrap_objects VkLayer_test VkLayer_meta VkLayer_meta_rev)
set(CONFIG_DEFINES -DINPUT_FILE="${CMAKE_CURRENT_SOURCE_DIR}/json/${TARGET_NAME}.json.in"
-DVK_VERSION="${VulkanHeaders_VERSION_MAJOR}.${VulkanHeaders_VERSION_MINOR}.${VulkanHeaders_VERSION_PATCH}")
# Append further config parameters, depending on which layer.
if(TARGET ${TARGET_NAME})
# This json file corresponds to an actual target (not a metalayer); query properties from that target.
set(CONFIG_DEFINES
${CONFIG_DEFINES}
-DOUTPUT_FILE="$<TARGET_FILE_DIR:${TARGET_NAME}>/${TARGET_NAME}.json"
-DRELATIVE_LAYER_BINARY="${RELATIVE_PATH_PREFIX}$<TARGET_FILE_NAME:${TARGET_NAME}>")
else()
# This json file is a metalayer. Query properties from the VkLayer_test layer; there is no layer binary file.
set(CONFIG_DEFINES ${CONFIG_DEFINES} -DOUTPUT_FILE="$<TARGET_FILE_DIR:VkLayer_test>/${TARGET_NAME}.json")
endif()
add_custom_target(${TARGET_NAME}-json ALL
COMMAND ${CMAKE_COMMAND} ${CONFIG_DEFINES} -P "${CMAKE_CURRENT_BINARY_DIR}/generator.cmake")
endforeach()