75 lines
2.5 KiB
Zig
75 lines
2.5 KiB
Zig
const std = @import("std");
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pub const gpu = @import("gpu/build.zig");
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const gpu_dawn = @import("gpu-dawn/build.zig");
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pub const glfw = @import("glfw/build.zig");
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pub fn build(b: *std.build.Builder) void {
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const mode = b.standardReleaseOptions();
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const target = b.standardTargetOptions(.{});
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const gpu_dawn_options = gpu_dawn.Options{
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.from_source = b.option(bool, "dawn-from-source", "Build Dawn from source") orelse false,
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};
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const options = Options{ .gpu_dawn_options = gpu_dawn_options };
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const main_tests = b.addTest("src/main.zig");
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main_tests.setBuildMode(mode);
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main_tests.setTarget(target);
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main_tests.addPackage(pkg);
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main_tests.addPackage(gpu.pkg);
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main_tests.addPackage(glfw.pkg);
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link(b, main_tests, options);
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const test_step = b.step("test", "Run library tests");
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test_step.dependOn(&main_tests.step);
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const example = b.addExecutable("hello-triangle", "examples/main.zig");
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example.setTarget(target);
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example.setBuildMode(mode);
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example.addPackage(pkg);
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example.addPackage(gpu.pkg);
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example.addPackage(glfw.pkg);
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link(b, example, options);
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example.install();
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const example_run_cmd = example.run();
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example_run_cmd.step.dependOn(b.getInstallStep());
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const example_run_step = b.step("run-example", "Run the example");
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example_run_step.dependOn(&example_run_cmd.step);
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}
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pub const Options = struct {
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glfw_options: glfw.Options = .{},
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gpu_dawn_options: gpu_dawn.Options = .{},
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};
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pub const pkg = std.build.Pkg{
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.name = "mach",
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.path = .{ .path = thisDir() ++ "/src/main.zig" },
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.dependencies = &.{ gpu.pkg, glfw.pkg },
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};
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pub fn link(b: *std.build.Builder, step: *std.build.LibExeObjStep, options: Options) void {
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const gpu_options = gpu.Options{
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.glfw_options = @bitCast(@import("gpu/libs/mach-glfw/build.zig").Options, options.glfw_options),
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.gpu_dawn_options = @bitCast(@import("gpu/libs/mach-gpu-dawn/build.zig").Options, options.gpu_dawn_options),
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};
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const main_abs = std.fs.path.join(b.allocator, &.{ thisDir(), "src/main.zig" }) catch unreachable;
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const lib = b.addStaticLibrary("mach", main_abs);
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lib.setBuildMode(step.build_mode);
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lib.setTarget(step.target);
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lib.addPackage(gpu.pkg);
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lib.addPackage(glfw.pkg);
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glfw.link(b, lib, options.glfw_options);
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gpu.link(b, lib, gpu_options);
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lib.install();
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glfw.link(b, step, options.glfw_options);
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gpu.link(b, step, gpu_options);
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}
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fn thisDir() []const u8 {
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return std.fs.path.dirname(@src().file) orelse ".";
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}
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