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Diffstat (limited to 'src/meson.build')
| -rw-r--r-- | src/meson.build | 347 |
1 files changed, 347 insertions, 0 deletions
diff --git a/src/meson.build b/src/meson.build new file mode 100644 index 0000000..63f9d53 --- /dev/null +++ b/src/meson.build @@ -0,0 +1,347 @@ +### Common dependencies +unwind = dependency('libunwind', required: get_option('unwind')) +libexecinfo = cc.find_library('execinfo', required: false) +has_execinfo = cc.has_function('backtrace_symbols', dependencies: libexecinfo, prefix: '#include <execinfo.h>') +dbghelp = cc.check_header('dbghelp.h', prefix: '#include <windows.h>') +conf_internal.set('PL_HAVE_DBGHELP', dbghelp) +conf_internal.set('PL_HAVE_UNWIND', unwind.found()) +conf_internal.set('PL_HAVE_EXECINFO', has_execinfo) +if dbghelp + build_deps += cc.find_library('shlwapi', required: true) +elif unwind.found() + build_deps += [unwind, cc.find_library('dl', required : false)] +elif has_execinfo + build_deps += libexecinfo +endif + +link_args = [] +link_depends = [] + +# Looks like meson in certain configuration returns ' ' instead of empty string +mingw32 = cc.get_define('__MINGW32__').strip() +if host_machine.system() == 'windows' and mingw32 != '' and host_machine.cpu() in ['aarch64', 'arm', 'x86_64'] + # MinGW-w64 math functions are significantly slower than the UCRT ones. + # In particular powf is over 7 times slower than UCRT counterpart. + # MinGW-w64 explicitly excludes some math functions from their ucrtbase def + # file and replaces with own versions. To workaround the issue, generate the + # import library and link it with UCRT versions of math functions. + dlltool = find_program('llvm-dlltool', 'dlltool') + ucrt_math = custom_target('ucrt_math.lib', + output : ['ucrt_math.lib'], + input : 'ucrt_math.def', + command : [dlltool, '-d', '@INPUT@', '-l', '@OUTPUT@']) + link_args += ucrt_math.full_path() + link_depends += ucrt_math + # MinGW-w64 inlines functions like powf, rewriting them to pow. We want to use + # the powf specialization from UCRT, so disable inlining. + add_project_arguments(['-D__CRT__NO_INLINE'], language: ['c', 'cpp']) +endif + +# Work around missing atomics on some (obscure) platforms +atomic_test = ''' +#include <stdatomic.h> +#include <stdint.h> +int main(void) { + _Atomic uint32_t x32; + atomic_init(&x32, 0); +}''' + +if not cc.links(atomic_test) + build_deps += cc.find_library('atomic') +endif + + +### Common source files +headers = [ + 'cache.h', + 'colorspace.h', + 'common.h', + 'd3d11.h', + 'dispatch.h', + 'dither.h', + 'dummy.h', + 'filters.h', + 'gamut_mapping.h', + 'gpu.h', + 'log.h', + 'opengl.h', + 'options.h', + 'renderer.h', + 'shaders/colorspace.h', + 'shaders/custom.h', + 'shaders/deinterlacing.h', + 'shaders/dithering.h', + 'shaders/film_grain.h', + 'shaders/icc.h', + 'shaders/lut.h', + 'shaders/sampling.h', + 'shaders.h', + 'swapchain.h', + 'tone_mapping.h', + 'utils/dav1d.h', + 'utils/dav1d_internal.h', + 'utils/dolbyvision.h', + 'utils/frame_queue.h', + 'utils/libav.h', + 'utils/libav_internal.h', + 'utils/upload.h', + 'vulkan.h', +] + +sources = [ + 'cache.c', + 'colorspace.c', + 'common.c', + 'convert.cc', + 'dither.c', + 'dispatch.c', + 'dummy.c', + 'filters.c', + 'format.c', + 'gamut_mapping.c', + 'glsl/spirv.c', + 'gpu.c', + 'gpu/utils.c', + 'log.c', + 'options.c', + 'pl_alloc.c', + 'pl_string.c', + 'swapchain.c', + 'tone_mapping.c', + 'utils/dolbyvision.c', + 'utils/frame_queue.c', + 'utils/upload.c', +] + +# Source files that may use GLSL pragmas, we need to use custom_target +# to the proper environment and dependency information for these +foreach f : ['renderer.c', 'shaders.c'] + sources += custom_target(f, + command: glsl_preproc, + depend_files: glsl_deps, + env: python_env, + input: f, + output: f, + ) +endforeach + +# More .c files defined here, we can't put them in this file because of meson +# preventing the use of / in custom_target output filenames +subdir('shaders') + +tests = [ + 'cache.c', + 'colorspace.c', + 'common.c', + 'dither.c', + 'dummy.c', + 'lut.c', + 'filters.c', + 'options.c', + 'string.c', + 'tone_mapping.c', + 'utils.c', +] + +fuzzers = [ + 'lut.c', + 'options.c', + 'shaders.c', + 'user_shaders.c', +] + +components = configuration_data() + + +### Optional dependencies / components +subdir('glsl') +subdir('d3d11') +subdir('opengl') +subdir('vulkan') + +lcms = dependency('lcms2', version: '>=2.9', required: get_option('lcms')) +components.set('lcms', lcms.found()) +if lcms.found() + build_deps += lcms + tests += 'icc.c' +endif + +# Check to see if libplacebo built this way is sane +if not (components.get('vulkan') or components.get('opengl') or components.get('d3d11')) + warning('Building without any graphics API. libplacebo built this way still ' + + 'has some limited use (e.g. generating GLSL shaders), but most of ' + + 'its functionality will be missing or impaired!') +endif + +has_spirv = components.get('shaderc') or components.get('glslang') +needs_spirv = components.get('vulkan') or components.get('d3d11') +if needs_spirv and not has_spirv + warning('Building without any GLSL compiler (shaderc, glslang), but with ' + + 'APIs required that require one (vulkan, d3d11). This build is very ' + + 'likely to be very limited in functionality!') +endif + +dovi = get_option('dovi') +components.set('dovi', dovi.allowed()) + +libdovi = dependency('dovi', version: '>=1.6.7', required: get_option('libdovi').require(dovi.allowed())) +components.set('libdovi', libdovi.found()) +if libdovi.found() + build_deps += libdovi +endif + +xxhash_inc = include_directories() +xxhash = dependency('libxxhash', required: get_option('xxhash')) +components.set('xxhash', xxhash.found()) +if xxhash.found() + xxhash_inc = xxhash.get_variable('includedir') +endif + +# Generate configuration files +defs = '' +pc_vars = [] + +foreach comp : components.keys() + found = components.get(comp) + varname = comp.underscorify().to_upper() + summary(comp, found, section: 'Optional features', bool_yn: true) + defs += (found ? '#define PL_HAVE_@0@ 1\n' : '#undef PL_HAVE_@0@\n').format(varname) + pc_vars += 'pl_has_@0@=@1@'.format(varname.to_lower(), found ? 1 : 0) +endforeach + +conf_public.set('extra_defs', defs) +subdir('./include/libplacebo') # generate config.h in the right location +sources += configure_file( + output: 'config_internal.h', + configuration: conf_internal +) + +version_h = vcs_tag( + command: ['git', 'describe', '--dirty'], + fallback: version_pretty, + replace_string: '@buildver@', + input: 'version.h.in', + output: 'version.h', +) + +sources += version_h + +if host_machine.system() == 'windows' + windows = import('windows') + sources += windows.compile_resources(libplacebo_rc, depends: version_h, + include_directories: meson.project_source_root()/'win32') +endif + +fast_float_inc = include_directories() +if fs.is_dir('../3rdparty/fast_float/include') + fast_float_inc = include_directories('../3rdparty/fast_float/include') +endif + +### Main library build process +inc = include_directories('./include') +lib = library('placebo', sources, + c_args: ['-DPL_EXPORT'], + install: true, + dependencies: build_deps + glad_dep, + soversion: apiver, + include_directories: [ inc, vulkan_headers_inc, fast_float_inc, xxhash_inc ], + link_args: link_args, + link_depends: link_depends, + gnu_symbol_visibility: 'hidden', + name_prefix: 'lib' +) + +libplacebo = declare_dependency( + include_directories: inc, + compile_args: get_option('default_library') == 'static' ? ['-DPL_STATIC'] : [], + link_with: lib, + variables: pc_vars, +) + + +### Install process +proj_name = meson.project_name() +foreach h : headers + parts = h.split('/') + path = proj_name + foreach p : parts + if p != parts[-1] + path = path / p + endif + endforeach + + install_headers('include' / proj_name / h, subdir: path) +endforeach + +extra_cflags = [] +if get_option('default_library') == 'static' + extra_cflags = ['-DPL_STATIC'] +elif get_option('default_library') == 'both' + # meson doesn't support Cflags.private, insert it forcefully... + extra_cflags = ['\nCflags.private:', '-DPL_STATIC'] +endif + +pkg = import('pkgconfig') +pkg.generate( + name: proj_name, + description: 'Reusable library for GPU-accelerated video/image rendering', + libraries: lib, + version: version, + variables: pc_vars, + extra_cflags: extra_cflags, +) + + +### Testing +tdep_static = declare_dependency( + dependencies: build_deps, + include_directories: [ inc, include_directories('.') ], + compile_args: '-DPL_STATIC' + # TODO: Define objects here once Meson 1.1.0 is ok to use + # objects: lib.extract_all_objects(recursive: false) + ) + +tdep_shared = declare_dependency( + include_directories: [ inc, include_directories('.') ], + compile_args: get_option('default_library') == 'static' ? ['-DPL_STATIC'] : [], + link_with: lib, + ) + +if get_option('tests') + subdir('tests') +endif + +if get_option('bench') + if not components.get('vk-proc-addr') + error('Compiling the benchmark suite requires vulkan support!') + endif + + bench = executable('bench', + 'tests/bench.c', + dependencies: [tdep_shared, vulkan_headers], + link_args: link_args, + link_depends: link_depends, + include_directories: vulkan_headers_inc, + ) + test('benchmark', bench, is_parallel: false, timeout: 600) +endif + +if get_option('fuzz') + foreach f : fuzzers + executable('fuzz.' + f, 'tests/fuzz/' + f, + objects: lib.extract_all_objects(recursive: false), + dependencies: tdep_static, + link_args: link_args, + link_depends: link_depends, + ) + endforeach +endif + +pl_thread = declare_dependency( + include_directories: include_directories('.'), + dependencies: threads, +) + +pl_clock = declare_dependency( + include_directories: include_directories('.'), +) |