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package("msdfgen")
set_homepage("https://github.com/Chlumsky/msdfgen")
set_description("Multi-channel signed distance field generator")
set_license("MIT")
add_urls("https://github.com/Chlumsky/msdfgen/archive/refs/tags/$(version).tar.gz",
"https://github.com/Chlumsky/msdfgen.git")
add_versions("v1.10", "2754d1687bfb80968d9c682e0c4c04c8fcf72df1421d076baf44ea0d87aa3662")
add_patches("v1.10", "https://github.com/Chlumsky/msdfgen/commit/839e0e86cb846e3ea0c0a3d5da97321fe81f91e4.patch", "f69096f65edb588dcb50529ac750fd5fb24b716e053cb9c33749e52219fd7df4")
add_configs("extensions", {description = "Build extensions library (requires freetype, libpng and tinyxml2)", default = false, type = "boolean"})
add_configs("openmpp", {description = "Build with OpenMP support for multi-threaded code", default = false, type = "boolean"})
add_configs("skia", {description = "Build with the Skia library", default = false, type = "boolean"})
add_configs("standalone", {description = "Build standalone executable", default = false, type = "boolean"})
-- shared compilation is not supported on mingw/msys2 because of the "export all symbol" CMake feature
if is_plat("mingw") and is_subhost("msys") then
add_configs("shared", {description = "Build shared library.", default = false, type = "boolean", readonly = true})
end
add_deps("cmake")
on_load(function (package)
if package:is_plat("windows", "mingw") and package:config("shared") then
package:add("defines", "MSDFGEN_PUBLIC=__declspec(dllimport)")
else
package:add("defines", "MSDFGEN_PUBLIC=")
end
if package:config("extensions") or package:config("standalone") then
package:add("deps", "freetype")
package:add("deps", "libpng")
package:add("deps", "tinyxml2")
package:add("links", "msdfgen-ext")
if package:config("skia") then
package:add("deps", "skia")
end
end
package:add("links", "msdfgen-core")
end)
on_install(function (package)
local configs = {}
table.insert(configs, "-DMSDFGEN_USE_VCPKG=OFF")
table.insert(configs, "-DMSDFGEN_DYNAMIC_RUNTIME=OFF")
table.insert(configs, "-DMSDFGEN_INSTALL=ON")
table.insert(configs, "-DBUILD_SHARED_LIBS=" .. (package:config("shared") and "ON" or "OFF"))
table.insert(configs, "-DMSDFGEN_CORE_ONLY=" .. ((package:config("extensions") or package:config("standalone")) and "OFF" or "ON"))
table.insert(configs, "-DMSDFGEN_BUILD_STANDALONE=" .. (package:config("standalone") and "ON" or "OFF"))
table.insert(configs, "-DMSDFGEN_USE_SKIA=" .. (package:config("skia") and "ON" or "OFF"))
if package:is_plat("windows") then
io.replace("CMakeLists.txt", [[set(MSDFGEN_MSVC_RUNTIME "MultiThreaded$<$<CONFIG:Debug>:Debug>")]], [[set(MSDFGEN_MSVC_RUNTIME, "${CMAKE_MSVC_RUNTIME_LIBRARY}")]], {plain = true})
elseif package:is_plat("mingw") then
if package:config("shared") then
table.insert(configs, "-DCMAKE_SUPPORT_WINDOWS_EXPORT_ALL_SYMBOLS=ON")
end
io.replace("CMakeLists.txt", [[if(BUILD_SHARED_LIBS AND WIN32)]], [[if(BUILD_SHARED_LIBS AND (WIN32 OR MINGW))]], {plain = true})
end
import("package.tools.cmake").install(package, configs)
end)
on_test(function (package)
assert(package:check_cxxsnippets({test = [[
void test() {
using namespace msdfgen;
BitmapRef<float, 3> bitmap;
Shape shape;
Projection project;
generateMSDF(bitmap, shape, project, 1.0);
}
]]}, {configs = { languages = "c++11" }, includes = {"msdfgen/msdfgen.h"}}))
if package:config("extensions") or package:config("standalone") then
assert(package:check_cxxsnippets({test = [[
void test() {
using namespace msdfgen;
FreetypeHandle* ft = initializeFreetype();
FontHandle* font = loadFont(ft, "arialbd.ttf");
Shape shape;
loadGlyph(shape, font, 'A');
shape.normalize();
Bitmap<float, 3> msdf(32, 32);
generateMSDF(msdf, shape, 4.0, 1.0, Vector2(4.0, 4.0));
savePng(msdf, "output.png");
destroyFont(font);
deinitializeFreetype(ft);
}
]]}, {configs = { languages = "c++11" }, includes = {"msdfgen/msdfgen.h", "msdfgen/msdfgen-ext.h"}}))
if package:config("standalone") then
os.vrun("msdfgen -help")
end
end
end)