mirror of
https://github.com/gnif/LookingGlass.git
synced 2024-11-22 21:47:23 +00:00
e46cadb211
Instead of duplicating the #defines from the shader into the C code, this commit adds a custom CMake rule that exports all the #defines from a shader into a C header.
43 lines
1.7 KiB
CMake
43 lines
1.7 KiB
CMake
function(make_object out_var)
|
|
set(result)
|
|
set(result_h)
|
|
foreach(in_f ${ARGN})
|
|
file(RELATIVE_PATH out_f ${CMAKE_CURRENT_SOURCE_DIR} "${CMAKE_CURRENT_SOURCE_DIR}/${in_f}")
|
|
set(out_h "${CMAKE_CURRENT_BINARY_DIR}/${out_f}.h")
|
|
set(out_f "${CMAKE_CURRENT_BINARY_DIR}/${out_f}.o")
|
|
string(REGEX REPLACE "[/.]" "_" sym_in ${in_f})
|
|
|
|
add_custom_command(OUTPUT ${out_f}
|
|
COMMAND ${CMAKE_LINKER} -r -b binary -o ${out_f} ${in_f}
|
|
COMMAND ${CMAKE_OBJCOPY} --rename-section .data=.rodata,CONTENTS,ALLOC,LOAD,READONLY,DATA ${out_f} ${out_f}
|
|
COMMAND ${CMAKE_OBJCOPY} --redefine-sym _binary_${sym_in}_start=b_${sym_in} ${out_f} ${out_f}
|
|
COMMAND ${CMAKE_OBJCOPY} --redefine-sym _binary_${sym_in}_end=b_${sym_in}_end ${out_f} ${out_f}
|
|
COMMAND ${CMAKE_OBJCOPY} --strip-symbol _binary_${sym_in}_size ${out_f} ${out_f}
|
|
DEPENDS ${in_f}
|
|
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
|
|
COMMENT "Creating object from ${in_f}"
|
|
VERBATIM
|
|
)
|
|
|
|
file(WRITE ${out_h} "extern const char b_${sym_in}[];\n")
|
|
file(APPEND ${out_h} "extern const char b_${sym_in}_end[];\n")
|
|
file(APPEND ${out_h} "#define b_${sym_in}_size (b_${sym_in}_end - b_${sym_in})\n")
|
|
|
|
get_filename_component(h_dir ${out_h} DIRECTORY)
|
|
list(APPEND result_h ${h_dir})
|
|
list(APPEND result ${out_f})
|
|
endforeach()
|
|
list(REMOVE_DUPLICATES result_h)
|
|
|
|
set(${out_var}_OBJS "${result}" PARENT_SCOPE)
|
|
set(${out_var}_INCS "${result_h}" PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
function(make_defines in_file out_file)
|
|
add_custom_command(OUTPUT ${out_file}
|
|
COMMAND grep "^#define" "${in_file}" > "${out_file}"
|
|
DEPENDS ${in_file}
|
|
COMMENT "Creating #defines from ${in_file}"
|
|
)
|
|
endfunction()
|