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gpu: prepare to use via package manager

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2023-07-06 22:40:47 -07:00
parent 61a2ea91e6
commit 26fb85df1c
4 changed files with 55 additions and 58 deletions
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62
libs/gpu/build.zig
View file

@ -1,21 +1,19 @@
const std = @import("std");
const glfw = @import("libs/mach-glfw/build.zig").Sdk(.{
// TODO(build-system): This cannot be imported with the Zig package manager
// error: TarUnsupportedFileType
.xcode_frameworks = @import("libs/mach-gpu-dawn/libs/xcode-frameworks/build.zig"),
});
const gpu_dawn_sdk = @import("libs/mach-gpu-dawn/build.zig");
const gpu_sdk = @import("sdk.zig");
pub fn build(b: *std.Build) !void {
const optimize = b.standardOptimizeOption(.{});
const target = b.standardTargetOptions(.{});
const gpu_dawn = gpu_dawn_sdk.Sdk(.{
const glfw = @import("libs/mach-glfw/build.zig").Sdk(.{
// TODO(build-system): This cannot be imported with the Zig package manager
// error: TarUnsupportedFileType
.xcode_frameworks = @import("libs/mach-gpu-dawn/libs/xcode-frameworks/build.zig"),
});
const gpu = gpu_sdk.Sdk(.{
const gpu_dawn = @import("libs/mach-gpu-dawn/build.zig").Sdk(.{
// TODO(build-system): This cannot be imported with the Zig package manager
// error: TarUnsupportedFileType
.xcode_frameworks = @import("libs/mach-gpu-dawn/libs/xcode-frameworks/build.zig"),
});
const gpu = Sdk(.{
.gpu_dawn = gpu_dawn,
});
@ -44,3 +42,49 @@ pub fn build(b: *std.Build) !void {
const example_run_step = b.step("run-example", "Run the example");
example_run_step.dependOn(&example_run_cmd.step);
}
pub fn Sdk(comptime deps: anytype) type {
return struct {
pub fn testStep(b: *std.Build, optimize: std.builtin.OptimizeMode, target: std.zig.CrossTarget, options: Options) !*std.build.RunStep {
const main_tests = b.addTest(.{
.name = "gpu-tests",
.root_source_file = .{ .path = sdkPath("/src/main.zig") },
.target = target,
.optimize = optimize,
});
try link(b, main_tests, options);
b.installArtifact(main_tests);
return b.addRunArtifact(main_tests);
}
pub const Options = struct {
gpu_dawn_options: deps.gpu_dawn.Options = .{},
};
var _module: ?*std.build.Module = null;
pub fn module(b: *std.Build) *std.build.Module {
if (_module) |m| return m;
_module = b.createModule(.{
.source_file = .{ .path = sdkPath("/src/main.zig") },
});
return _module.?;
}
pub fn link(b: *std.Build, step: *std.build.CompileStep, options: Options) !void {
if (step.target.toTarget().cpu.arch != .wasm32) {
try deps.gpu_dawn.link(b, step, options.gpu_dawn_options);
step.addCSourceFile(sdkPath("/src/mach_dawn.cpp"), &.{"-std=c++17"});
step.addIncludePath(sdkPath("/src"));
}
}
fn sdkPath(comptime suffix: []const u8) []const u8 {
if (suffix[0] != '/') @compileError("suffix must be an absolute path");
return comptime blk: {
const root_dir = std.fs.path.dirname(@src().file) orelse ".";
break :blk root_dir ++ suffix;
};
}
};
}

47
libs/gpu/sdk.zig
View file

@ -1,47 +0,0 @@
const std = @import("std");
pub fn Sdk(comptime deps: anytype) type {
return struct {
pub fn testStep(b: *std.Build, optimize: std.builtin.OptimizeMode, target: std.zig.CrossTarget, options: Options) !*std.build.RunStep {
const main_tests = b.addTest(.{
.name = "gpu-tests",
.root_source_file = .{ .path = sdkPath("/src/main.zig") },
.target = target,
.optimize = optimize,
});
try link(b, main_tests, options);
b.installArtifact(main_tests);
return b.addRunArtifact(main_tests);
}
pub const Options = struct {
gpu_dawn_options: deps.gpu_dawn.Options = .{},
};
var _module: ?*std.build.Module = null;
pub fn module(b: *std.Build) *std.build.Module {
if (_module) |m| return m;
_module = b.createModule(.{
.source_file = .{ .path = sdkPath("/src/main.zig") },
});
return _module.?;
}
pub fn link(b: *std.Build, step: *std.build.CompileStep, options: Options) !void {
if (step.target.toTarget().cpu.arch != .wasm32) {
try deps.gpu_dawn.link(b, step, options.gpu_dawn_options);
step.addCSourceFile(sdkPath("/src/mach_dawn.cpp"), &.{"-std=c++17"});
step.addIncludePath(sdkPath("/src"));
}
}
fn sdkPath(comptime suffix: []const u8) []const u8 {
if (suffix[0] != '/') @compileError("suffix must be an absolute path");
return comptime blk: {
const root_dir = std.fs.path.dirname(@src().file) orelse ".";
break :blk root_dir ++ suffix;
};
}
};
}