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gpu: make Dawn source inclusion feature-oriented, not target-oriented

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2021-11-30 14:11:28 -07:00
parent 30c60162ae
commit 3f56f3f964
1 changed files with 104 additions and 122 deletions
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28
gpu/build_dawn.zig
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@ -9,8 +9,8 @@ pub const LinuxWindowManager = enum {
};
pub const Options = struct {
/// Only respected on Linux.
linux_window_manager: LinuxWindowManager = .X11,
/// Defaults to X11 on Linux.
linux_window_manager: ?LinuxWindowManager = null,
/// Defaults to true on Windows
d3d12: ?bool = null,
@ -36,6 +36,7 @@ pub const Options = struct {
const linux_desktop_like = !tag.isDarwin() and tag != .windows and tag != .fuchsia and tag != .emscripten and !target.isAndroid();
var options = self;
if (options.linux_window_manager == null and linux_desktop_like) options.linux_window_manager = .X11;
if (options.d3d12 == null) options.d3d12 = tag == .windows;
if (options.metal == null) options.metal = tag.isDarwin();
if (options.vulkan == null) options.vulkan = tag == .fuchsia or linux_desktop_like;
@ -186,8 +187,6 @@ fn buildLibDawnNative(b: *Builder, step: *std.build.LibExeObjStep, options: Opti
lib.linkLibCpp();
system_sdk.include(b, lib, .{});
const target = (std.zig.system.NativeTargetInfo.detect(b.allocator, step.target) catch unreachable).target;
var flags = std.ArrayList([]const u8).init(b.allocator);
appendDawnEnableBackendTypeFlags(&flags, options) catch unreachable;
flags.appendSlice(&.{
@ -311,8 +310,6 @@ fn buildLibDawnNative(b: *Builder, step: *std.build.LibExeObjStep, options: Opti
// TODO(build-system): allow use_angle here. See src/dawn_native/BUILD.gn
// TODO(build-system): could allow use_swiftshader here. See src/dawn_native/BUILD.gn
switch (target.os.tag) {
.windows => {
// TODO(build-system): windows
// if (dawn_enable_d3d12) {
// libs += [ "dxguid.lib" ]
@ -357,8 +354,6 @@ fn buildLibDawnNative(b: *Builder, step: *std.build.LibExeObjStep, options: Opti
// "d3d12/UtilsD3D12.cpp",
// ]
// }
},
.macos => {
if (options.metal.?) {
lib.linkFramework("Metal");
lib.linkFramework("CoreGraphics");
@ -393,9 +388,8 @@ fn buildLibDawnNative(b: *Builder, step: *std.build.LibExeObjStep, options: Opti
lib.addCSourceFile(abs_path, flags.items);
}
}
},
else => {
if (options.linux_window_manager == .X11) {
if (options.linux_window_manager != null and options.linux_window_manager.? == .X11) {
lib.linkSystemLibrary("X11");
for ([_][]const u8{
"src/dawn_native/XlibXcbFunctions.cpp",
@ -404,8 +398,6 @@ fn buildLibDawnNative(b: *Builder, step: *std.build.LibExeObjStep, options: Opti
lib.addCSourceFile(abs_path, flags.items);
}
}
},
}
for ([_][]const u8{
"src/dawn_native/null/DeviceNull.cpp",
@ -1326,9 +1318,6 @@ fn buildLibDawnUtils(b: *Builder, step: *std.build.LibExeObjStep, options: Optio
lib.addCSourceFile(abs_path, flags.items);
}
const target = (std.zig.system.NativeTargetInfo.detect(b.allocator, step.target) catch unreachable).target;
switch (target.os.tag) {
.windows => {
if (options.d3d12.?) {
for ([_][]const u8{
"src/utils/D3D12Binding.cpp",
@ -1337,8 +1326,6 @@ fn buildLibDawnUtils(b: *Builder, step: *std.build.LibExeObjStep, options: Optio
lib.addCSourceFile(abs_path, flags.items);
}
}
},
.macos => {
if (options.metal.?) {
for ([_][]const u8{
"src/utils/MetalBinding.mm",
@ -1347,11 +1334,6 @@ fn buildLibDawnUtils(b: *Builder, step: *std.build.LibExeObjStep, options: Optio
lib.addCSourceFile(abs_path, flags.items);
}
}
},
else => {
if (options.linux_window_manager == .X11) {}
},
}
// TODO(build-system): opengl
// if (dawn_enable_opengl) {