1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
const std = @import("std");
const sdl = @import("sdl2");
const Self = @This();
const Config = struct {
const RenderMode = enum {
Pixel,
PixelPerfect,
HdRender,
};
width: usize,
height: usize,
scale: usize = 1,
target_fps: usize,
render: RenderMode = .Pixel,
title: [:0]const u8 = "ZXC",
};
config: Config,
window: sdl.Window,
renderer: sdl.Renderer,
pub fn init(config: Config) !Self {
var self = Self{
.config = config,
.window = undefined,
.renderer = undefined,
};
try sdl.init(.{ .video = true });
errdefer sdl.quit();
const basepath = sdl.c.SDL_GetBasePath();
if (basepath == null)
return sdl.makeError();
defer sdl.c.SDL_free(basepath);
try std.os.chdir(std.mem.span(basepath));
self.window = try sdl.createWindow(
config.title,
sdl.WindowPosition.default,
sdl.WindowPosition.default,
config.width,
config.height,
.{ .resizable = true },
);
errdefer self.window.destroy();
self.renderer = try sdl.createRenderer(
self.window,
null,
sdl.RendererFlags{ .accelerated = true },
);
errdefer self.renderer.destroy();
_ = sdl.setHint(
sdl.hint.render_scale_quality,
if (config.render == .HdRender) "1" else "0",
);
return self;
}
pub fn deinit(self: Self) void {
self.renderer.destroy();
self.window.destroy();
sdl.quit();
}
|
