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webgpu: build dawn-platform into a library

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2021-11-16 06:42:53 -07:00 • committed by Stephen Gutekanst
parent 13d26d3587
commit eb1936a98d
1 changed files with 13 additions and 5 deletions
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18
webgpu/build_dawn.zig
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@ -30,6 +30,9 @@ pub fn link(b: *Builder, step: *std.build.LibExeObjStep, options: Options) void
const lib_dawn_common = buildLibDawnCommon(b, step);
step.linkLibrary(lib_dawn_common);
const lib_dawn_platform = buildLibDawnPlatform(b, step);
step.linkLibrary(lib_dawn_platform);
// dawn-native dependencies
const lib_abseil_cpp = buildLibAbseilCpp(b, step);
step.linkLibrary(lib_abseil_cpp);
@ -46,7 +49,6 @@ fn buildLibDawn(b: *Builder, step: *std.build.LibExeObjStep, options: Options) *
lib.linkLibCpp();
const target = (std.zig.system.NativeTargetInfo.detect(b.allocator, step.target) catch unreachable).target;
addDawnPlatformSources(b, lib, options);
addDawnNativeSources(b, lib, options, target);
addDawnWireSources(b, lib, options, target);
addDawnUtilsSources(b, lib, options, target);
@ -105,16 +107,21 @@ fn buildLibDawnCommon(b: *Builder, step: *std.build.LibExeObjStep) *std.build.Li
return lib;
}
// Adds dawn platform sources; derived from src/dawn_platform/BUILD.gn
fn addDawnPlatformSources(b: *Builder, step: *std.build.LibExeObjStep, options: Options) void {
_ = options;
// Build dawn platform sources; derived from src/dawn_platform/BUILD.gn
fn buildLibDawnPlatform(b: *Builder, step: *std.build.LibExeObjStep) *std.build.LibExeObjStep {
var main_abs = std.fs.path.join(b.allocator, &.{ thisDir(), "src/dawn/dummy.zig" }) catch unreachable;
const lib = b.addStaticLibrary("dawn-platform", main_abs);
lib.setBuildMode(step.build_mode);
lib.setTarget(step.target);
lib.linkLibCpp();
for ([_][]const u8{
"src/dawn_platform/DawnPlatform.cpp",
"src/dawn_platform/WorkerThread.cpp",
"src/dawn_platform/tracing/EventTracer.cpp",
}) |path| {
var abs_path = std.fs.path.join(b.allocator, &.{ thisDir(), "libs/dawn", path }) catch unreachable;
step.addCSourceFile(abs_path, &.{
lib.addCSourceFile(abs_path, &.{
include("libs/dawn/src"),
include("libs/dawn/src/include"),
@ -122,6 +129,7 @@ fn addDawnPlatformSources(b: *Builder, step: *std.build.LibExeObjStep, options:
include("libs/dawn/out/Debug/gen/src/include"),
});
}
return lib;
}
// Adds dawn native sources; derived from src/dawn_native/BUILD.gn