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CMakeLists.txt
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CMakeLists.txt
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########################################################################################
# This file is licensed under CC0: #
# #
# https://github.com/svenevs/nanogui-customization-demo/blob/master/LICENSE #
########################################################################################
project("nanogui-customization-demo")
cmake_minimum_required(VERSION 3.1.3 FATAL_ERROR)
# CMAKE_CXX_STANDARD introduced in v3.1.3
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
# Doing this makes testing easier, NanoGUI example* will all go to ./bin/
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/bin")
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/lib")
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/lib")
# Populate the list of extra fonts NanoGUI should compile.
list(APPEND NANOGUI_EXTRA_RESOURCES "${CMAKE_CURRENT_SOURCE_DIR}/resources/spirax/Spirax-Regular.ttf")
list(APPEND NANOGUI_EXTRA_RESOURCES "${CMAKE_CURRENT_SOURCE_DIR}/resources/membra/membra.ttf")
list(APPEND NANOGUI_EXTRA_RESOURCES "${CMAKE_CURRENT_SOURCE_DIR}/resources/spectral/SpectralSC-Regular.ttf")
list(APPEND NANOGUI_EXTRA_RESOURCES "${CMAKE_CURRENT_SOURCE_DIR}/resources/spectral/SpectralSC-Bold.ttf")
# Setup the custom icon font for NanoGUI, the requirements are that these files are
# all in the same directory:
#
# - some/path/fontawesome.ttf <- The font to embed.
# - some/path/fontawesome.h <- C++ header that #define's the constants.
# - some/path/constants_fontawesome.cpp <- Python bindings.
list(APPEND NANOGUI_EXTRA_ICON_RESOURCES "${CMAKE_CURRENT_SOURCE_DIR}/resources/fontawesome/fontawesome.ttf")
# NOTE: see http://nanogui.readthedocs.io/en/latest/compilation.html#default-configurations
# these are slightly different, as this is a testing repo.
set(NANOGUI_BUILD_EXAMPLE ON CACHE BOOL " " FORCE)# dev repo, testing c++ examples
set(NANOGUI_BUILD_PYTHON ON CACHE BOOL " " FORCE)# dev repo, testing python examples
set(NANOGUI_INSTALL OFF CACHE BOOL " " FORCE)
if (NOT IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/ext/nanogui/include")
message(FATAL_ERROR "The NanoGUI dependency is missing! You probably did not "
"clone the project with --recursive. It is possible to "
"recover by calling\n "
"git submodule update --init --recursive")
endif()
# Add the configurations from nanogui
add_subdirectory(ext/nanogui)
# For reliability of parallel build, make the NanoGUI targets dependencies
# Addition of nanogui-python is specific to this repo.
set_property(TARGET glfw_objects nanogui nanogui-python PROPERTY FOLDER "dependencies")
# Various preprocessor definitions have been generated by NanoGUI
add_definitions(${NANOGUI_EXTRA_DEFS})
# On top of adding the path to nanogui/include, you may need extras
include_directories(ext/nanogui/include ${NANOGUI_EXTRA_INCS})
add_executable(custom_theme_and_fonts
cpp/custom_screen.hpp
cpp/custom_theme.hpp
cpp/gl_texture.hpp
cpp/make_compare_window.hpp
cpp/custom_theme_and_fonts.cpp
)
# Lastly, additional libraries may have been built for you. In addition to linking
# against NanoGUI, we need to link against those as well.
target_link_libraries(custom_theme_and_fonts nanogui ${NANOGUI_EXTRA_LIBS})
add_executable(custom_icon_theme_and_fonts
cpp/custom_screen.hpp
cpp/custom_theme.hpp
cpp/gl_texture.hpp
cpp/make_compare_window.hpp
cpp/custom_icon_theme_and_fonts.cpp
)
target_link_libraries(custom_icon_theme_and_fonts nanogui ${NANOGUI_EXTRA_LIBS})
add_executable(example_fontawesome cpp/example_fontawesome.cpp)
target_link_libraries(example_fontawesome nanogui ${NANOGUI_EXTRA_LIBS})
########################################################################################
# Everything below here is "advanced", and should not be required for your own project #
# using NanoGUI. This repository was used to aid the development of custom font #
# support for NanoGUI, and everything below is here to make that development easier. #
#
# AKA you should happily ignore everything going on here.
########################################################################################
# Always run e.g., ./bin/example1 (icons directory needs to be in current working dir)
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/icons")
file(GLOB NANOGUI_EXAMPLE_ICONS "${CMAKE_CURRENT_BINARY_DIR}/ext/nanogui/icons/*.png")
foreach (png ${NANOGUI_EXAMPLE_ICONS})
file(COPY "${png}" DESTINATION "${CMAKE_CURRENT_BINARY_DIR}/icons")
endforeach()
# Make testing the python bindings easier.
set(TEST_PYTHON_DIR "${CMAKE_CURRENT_BINARY_DIR}/python")
file(MAKE_DIRECTORY "${TEST_PYTHON_DIR}")
add_custom_command(
TARGET example_fontawesome # nanogui-python is a dependency, you cannot add a custom
POST_BUILD # command for a target created in a different CMakeLists.txt
COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_FILE:nanogui-python> "${TEST_PYTHON_DIR}"
)
list(APPEND NANOGUI_PYTHON_EXAMPLES "example2.py;example3.py;example4.py;example_icons.py")
set(NANOGUI_PY_EXAMPLE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ext/nanogui/python")
foreach (pythonExample ${NANOGUI_PYTHON_EXAMPLES})
file(
COPY "${NANOGUI_PY_EXAMPLE_DIR}/${pythonExample}"
DESTINATION "${TEST_PYTHON_DIR}"
)
endforeach()
# Example 1 is special
file(READ "${NANOGUI_PY_EXAMPLE_DIR}/example1.py" NANOGUI_PY_EXAMPLE_1_TEXT)
string(
REPLACE
"os.chdir(sys.path[0])"
"# os.chdir(sys.path[0])"
NANOGUI_PY_EXAMPLE_1_TEXT_FIXED
"${NANOGUI_PY_EXAMPLE_1_TEXT}"
)
file(WRITE "${TEST_PYTHON_DIR}/example1.py" "${NANOGUI_PY_EXAMPLE_1_TEXT_FIXED}")
# Copy the example customization python demo files
list(APPEND CUSTOM_PYTHON_TESTS custom_theme_and_fonts.py)
list(APPEND CUSTOM_PYTHON_TESTS example_fontawesome.py)
list(APPEND CUSTOM_PYTHON_TESTS custom_icon_theme_and_fonts.py)
list(APPEND CUSTOM_PYTHON_TESTS custom_screen.py)
list(APPEND CUSTOM_PYTHON_TESTS custom_theme.py)
list(APPEND CUSTOM_PYTHON_TESTS make_compare_window.py)
list(APPEND CUSTOM_PYTHON_TESTS theme_builder.py)
foreach(py ${CUSTOM_PYTHON_TESTS})
file(
COPY "${CMAKE_CURRENT_SOURCE_DIR}/python/${py}"
DESTINATION "${TEST_PYTHON_DIR}"
)
endforeach()