Initial commit
This commit is contained in:
2
.gitignore
vendored
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2
.gitignore
vendored
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/.zig-cache
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/zig-out
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25
build.zig
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25
build.zig
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const std = @import("std");
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pub fn build(b: *std.Build) void {
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const target = b.standardTargetOptions(.{});
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const optimize = b.standardOptimizeOption(.{});
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const exe = b.addExecutable(.{
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.name = "spacefarer",
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.root_source_file = b.path("src/main.zig"),
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.target = target,
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.optimize = optimize,
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});
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b.installArtifact(exe);
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exe.linkLibC();
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exe.linkSystemLibrary("SDL3");
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const run_cmd = b.addRunArtifact(exe);
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run_cmd.step.dependOn(b.getInstallStep());
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if (b.args) |args| {
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run_cmd.addArgs(args);
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}
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const run_step = b.step("run", "Run the app");
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run_step.dependOn(&run_cmd.step);
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}
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10
build.zig.zon
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10
build.zig.zon
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.{
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.name = "spacefarer",
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.version = "0.0.0",
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.dependencies = .{},
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.paths = .{
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"build.zig",
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"build.zig.zon",
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"src",
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},
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}
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88
src/game.zig
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88
src/game.zig
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const std = @import("std");
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const sdl = @import("sdl.zig");
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renderer: ?*sdl.SDL_Renderer,
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window: ?*sdl.SDL_Window,
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running: bool,
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const Self = @This();
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pub fn init() GameError!Self {
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if (!sdl.SDL_Init(sdl.SDL_INIT_VIDEO | sdl.SDL_INIT_EVENTS)) return GameError.SdlError;
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var renderer: ?*sdl.SDL_Renderer = null;
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var window: ?*sdl.SDL_Window = null;
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if (!sdl.SDL_CreateWindowAndRenderer(
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"Spacefarer",
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1600,
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900,
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sdl.SDL_WINDOW_VULKAN,
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&window,
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&renderer,
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)) return GameError.SdlError;
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if (!sdl.SDL_SetRenderVSync(renderer, sdl.SDL_RENDERER_VSYNC_ADAPTIVE)) return GameError.SdlError;
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return Self{
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.renderer = renderer,
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.window = window,
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.running = false,
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};
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}
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pub fn run(self: *Self) GameError!void {
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self.running = true;
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while (true) {
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try self.process_events();
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if (!self.running) {
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break;
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}
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try self.update();
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try self.draw();
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}
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}
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fn update(self: *Self) GameError!void {
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_ = self;
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}
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fn draw(self: *Self) GameError!void {
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if (!sdl.SDL_SetRenderDrawColor(self.renderer, 0, 0, 0, 255)) return GameError.SdlError;
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if (!sdl.SDL_RenderClear(self.renderer)) return GameError.SdlError;
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if (!sdl.SDL_RenderPresent(self.renderer)) return GameError.SdlError;
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}
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fn process_events(self: *Self) GameError!void {
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sdl.SDL_PumpEvents();
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while (true) {
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var buffer: [16]sdl.SDL_Event = undefined;
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const count: usize = @intCast(sdl.SDL_PeepEvents(&buffer, buffer.len, sdl.SDL_GETEVENT, sdl.SDL_EVENT_FIRST, sdl.SDL_EVENT_LAST));
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if (count == -1) return GameError.SdlError;
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for (buffer[0..count]) |event| {
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self.process_event(event);
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}
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if (count < buffer.len) {
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break;
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}
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}
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sdl.SDL_FlushEvents(sdl.SDL_EVENT_FIRST, sdl.SDL_EVENT_LAST);
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}
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fn process_event(self: *Self, event: sdl.SDL_Event) void {
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switch (event.type) {
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sdl.SDL_EVENT_QUIT => {
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self.running = false;
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},
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else => {},
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}
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}
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pub fn deinit(self: *Self) void {
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sdl.SDL_DestroyRenderer(self.renderer);
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sdl.SDL_DestroyWindow(self.window);
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sdl.SDL_Quit();
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}
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pub const GameError = error{
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SdlError,
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};
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8
src/main.zig
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8
src/main.zig
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@@ -0,0 +1,8 @@
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const std = @import("std");
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const Game = @import("game.zig");
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pub fn main() !void {
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var game = try Game.init();
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defer game.deinit();
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try game.run();
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}
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4
src/sdl.zig
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4
src/sdl.zig
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@@ -0,0 +1,4 @@
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pub usingnamespace @cImport({
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@cInclude("SDL3/SDL.h");
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});
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