Files
NZigSL/build.zig
2025-10-24 17:31:36 +02:00

242 lines
9.3 KiB
Zig

const std = @import("std");
const Build = std.Build;
const Step = std.Build.Step;
pub const Libsource = enum { source, prebuild };
// based on ziglua's build.zig
// Although this function looks imperative, note that its job is to
// declaratively construct a build graph that will be executed by an external
// runner.
pub fn build(b: *Build) void {
// Remove the default install and uninstall steps
b.top_level_steps = .{};
const target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
const libsource = b.option(Libsource, "libsource", "Use prebuild or compile from sources") orelse .source;
const shared = b.option(bool, "shared", "Build shared library instead of static") orelse false;
if (libsource == .prebuild) {
std.debug.panic("Prebuild aren't available for now", .{});
}
// Zig module
const nzigsl = b.addModule("nzigsl", .{
.target = target,
.optimize = optimize,
.root_source_file = b.path("src/lib.zig"),
});
const docs = b.addLibrary(.{
.name = "nzigsl",
.root_module = nzigsl,
.linkage = .static,
});
// Expose build configuration to the nzigsl module
const config = b.addOptions();
config.addOption(Libsource, "libsource", libsource);
nzigsl.addOptions("config", config);
nzsldep: {
const upstream = b.lazyDependency(if (libsource == .source) "nzsl" else break :nzsldep, .{}) orelse break :nzsldep;
const nazaraUtils = b.lazyDependency("NazaraUtils", .{}) orelse break :nzsldep;
const frozen = b.lazyDependency("frozen", .{}) orelse break :nzsldep;
const fmt = b.lazyDependency("fmt", .{}) orelse break :nzsldep;
const ordered_map = b.lazyDependency("ordered_map", .{}) orelse break :nzsldep;
const fast_float = b.lazyDependency("fast_float", .{}) orelse break :nzsldep;
const lib = switch (libsource) {
.source => buildNzsl(b, target, optimize, upstream, nazaraUtils, frozen, fmt, ordered_map, fast_float, shared),
else => unreachable,
};
// Expose the Nzsl artifact
b.installArtifact(lib);
//nzigsl.addSystemIncludePath(upstream.path("include"));
nzigsl.linkLibrary(lib);
docs.linkLibrary(lib);
}
// Examples
const examples = [_]struct { []const u8, []const u8 }{
.{ "mandelbrot", "examples/mandelbrot.zig" },
};
for (examples) |example| {
const exe = b.addExecutable(.{
.name = example[0],
.root_module = b.createModule(.{
.target = target,
.optimize = optimize,
.root_source_file = b.path(example[1]),
}),
});
exe.root_module.addImport("nzigsl", nzigsl);
const artifact = b.addInstallArtifact(exe, .{});
const exe_step = b.step(b.fmt("install-example-{s}", .{example[0]}), b.fmt("Install {s} example", .{example[0]}));
exe_step.dependOn(&artifact.step);
const run_cmd = b.addRunArtifact(exe);
run_cmd.step.dependOn(b.getInstallStep());
if (b.args) |args| run_cmd.addArgs(args);
const run_step = b.step(b.fmt("run-example-{s}", .{example[0]}), b.fmt("Run {s} example", .{example[0]}));
run_step.dependOn(&run_cmd.step);
}
docs.root_module.addOptions("config", config);
docs.root_module.addImport("nzigsl", nzigsl);
const install_docs = b.addInstallDirectory(.{
.source_dir = docs.getEmittedDocs(),
.install_dir = .prefix,
.install_subdir = "docs",
});
const docs_step = b.step("docs", "Build and install the documentation");
docs_step.dependOn(&install_docs.step);
}
fn buildNzsl(b: *Build, target: Build.ResolvedTarget, optimize: std.builtin.OptimizeMode, upstream: *Build.Dependency, nazaraUtils: *Build.Dependency, frozen: *Build.Dependency, ordered_map: *Build.Dependency, fast_float: *Build.Dependency, fmt: *Build.Dependency, shared: bool) *Step.Compile {
const lib = b.addLibrary(.{
.name = "nzsl",
.root_module = b.createModule(.{
.target = target,
.optimize = optimize,
}),
.linkage = if (shared) .dynamic else .static,
});
lib.addSystemIncludePath(upstream.path("include"));
lib.addSystemIncludePath(upstream.path("src"));
lib.addSystemIncludePath(nazaraUtils.path("include"));
lib.addSystemIncludePath(frozen.path("include"));
lib.addSystemIncludePath(fmt.path("include"));
lib.addSystemIncludePath(ordered_map.path("include"));
lib.addSystemIncludePath(fast_float.path("include"));
const flags = [_][]const u8{
if (shared)
"-DCNZSL_DYNAMIC"
else
"-DCNZSL_STATIC",
if (shared) "-DNZSL_DYNAMIC" else "-DNZSL_STATIC",
"-DCNZSL_BUILD",
"-DNZSL_BUILD",
"-DFMT_HEADER_ONLY",
// Define target-specific macro
//switch (target.result.os.tag) {
//.linux => "-DLUA_USE_LINUX",
//.macos => "-DLUA_USE_MACOSX",
//.windows => "-DLUA_USE_WINDOWS",
//else => "-DLUA_USE_POSIX",
//},
// Enable api check
// if (optimize == .Debug) "-DLUA_USE_APICHECK" else "",
};
const nzsl_source_files = &nzsl_source_files_list;
lib.addCSourceFiles(.{
.root = .{ .dependency = .{
.dependency = upstream,
.sub_path = "",
} },
.files = nzsl_source_files,
.flags = &flags,
});
lib.linkLibCpp();
lib.installHeader(upstream.path("include/CNZSL/SpirvWriter.h"), "CNZSL/SpirvWriter.h");
lib.installHeader(upstream.path("include/CNZSL/ShaderStageType.h"), "CNZSL/ShaderStageType.h");
lib.installHeader(upstream.path("include/CNZSL/Serializer.h"), "CNZSL/Serializer.h");
lib.installHeader(upstream.path("include/CNZSL/Parser.h"), "CNZSL/Parser.h");
lib.installHeader(upstream.path("include/CNZSL/Module.h"), "CNZSL/Module.h");
lib.installHeader(upstream.path("include/CNZSL/LangWriter.h"), "CNZSL/LangWriter.h");
lib.installHeader(upstream.path("include/CNZSL/GlslWriter.h"), "CNZSL/GlslWriter.h");
lib.installHeader(upstream.path("include/CNZSL/DebugLevel.h"), "CNZSL/DebugLevel.h");
lib.installHeader(upstream.path("include/CNZSL/Config.h"), "CNZSL/Config.h");
lib.installHeader(upstream.path("include/CNZSL/CNZSL.h"), "CNZSL/CNZSL.h");
lib.installHeader(upstream.path("include/CNZSL/BackendParameters.h"), "CNZSL/BackendParameters.h");
lib.installHeader(upstream.path("include/CNZSL/FilesystemModuleResolver.h"), "CNZSL/FilesystemModuleResolver.h");
return lib;
}
const nzsl_source_files_list = [_][]const u8{
"src/NZSL/SpirvWriter.cpp",
"src/NZSL/SpirV/SpirvSectionBase.cpp",
"src/NZSL/SpirV/SpirvPrinter.cpp",
"src/NZSL/SpirV/SpirvExpressionStore.cpp",
"src/NZSL/SpirV/SpirvExpressionLoad.cpp",
"src/NZSL/SpirV/SpirvDecoder.cpp",
"src/NZSL/SpirV/SpirvData.cpp",
"src/NZSL/SpirV/SpirvConstantCache.cpp",
"src/NZSL/SpirV/SpirvAstVisitor.cpp",
"src/NZSL/Serializer.cpp",
"src/NZSL/Parser.cpp",
"src/NZSL/ModuleResolver.cpp",
"src/NZSL/Lexer.cpp",
"src/NZSL/LangWriter.cpp",
"src/NZSL/Lang/Version.cpp",
"src/NZSL/Lang/Errors.cpp",
"src/NZSL/GlslWriter.cpp",
"src/NZSL/FilesystemModuleResolver.cpp",
"src/NZSL/Ast/Utils.cpp",
"src/NZSL/Ast/Transformations/ValidationTransformer.cpp",
"src/NZSL/Ast/Transformations/TransformerContext.cpp",
"src/NZSL/Ast/Transformations/Transformer.cpp",
"src/NZSL/Ast/Transformations/SwizzleTransformer.cpp",
"src/NZSL/Ast/Transformations/StructAssignmentTransformer.cpp",
"src/NZSL/Ast/Transformations/ResolveTransformer.cpp",
"src/NZSL/Ast/Transformations/MatrixTransformer.cpp",
"src/NZSL/Ast/Transformations/LoopUnrollTransformer.cpp",
"src/NZSL/Ast/Transformations/LiteralTransformer.cpp",
"src/NZSL/Ast/Transformations/IndexRemapperTransformer.cpp",
"src/NZSL/Ast/Transformations/IdentifierTransformer.cpp",
"src/NZSL/Ast/Transformations/ForToWhileTransformer.cpp",
"src/NZSL/Ast/Transformations/EliminateUnusedTransformer.cpp",
"src/NZSL/Ast/Transformations/ConstantRemovalTransformer.cpp",
"src/NZSL/Ast/Transformations/ConstantPropagationTransformer_Binary.cpp",
"src/NZSL/Ast/Transformations/ConstantPropagationTransformer.cpp",
"src/NZSL/Ast/Transformations/CompoundAssignmentTransformer.cpp",
"src/NZSL/Ast/Transformations/BranchSplitterTransformer.cpp",
"src/NZSL/Ast/Transformations/BindingResolverTransformer.cpp",
"src/NZSL/Ast/Transformations/AliasTransformer.cpp",
"src/NZSL/Ast/StatementVisitorExcept.cpp",
"src/NZSL/Ast/StatementVisitor.cpp",
"src/NZSL/Ast/ReflectVisitor.cpp",
"src/NZSL/Ast/RecursiveVisitor.cpp",
"src/NZSL/Ast/Nodes.cpp",
"src/NZSL/Ast/IdentifierList.cpp",
"src/NZSL/Ast/ExpressionVisitorExcept.cpp",
"src/NZSL/Ast/ExpressionVisitor.cpp",
"src/NZSL/Ast/ExpressionType.cpp",
"src/NZSL/Ast/ExportVisitor.cpp",
"src/NZSL/Ast/DependencyCheckerVisitor.cpp",
"src/NZSL/Ast/ConstantValue.cpp",
"src/NZSL/Ast/Cloner.cpp",
"src/NZSL/Ast/AstSerializer.cpp",
"src/NZSL/Archive.cpp",
"src/CNZSL/SpirvWriter.cpp",
"src/CNZSL/Serializer.cpp",
"src/CNZSL/Parser.cpp",
"src/CNZSL/Module.cpp",
"src/CNZSL/LangWriter.cpp",
"src/CNZSL/GlslWriter.cpp",
"src/CNZSL/FilesystemModuleResolver.cpp",
"src/CNZSL/BackendParameters.cpp",
};