summaryrefslogtreecommitdiff
path: root/src/screen/drm/crtc/root.zig
blob: 7601732b04bc6f81388248b29e775529a20f245a (plain)
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
const std = @import("std");
const Card = @import("../card.zig").Card;
const Drm = @import("../request.zig").Drm;
const Connector = @import("../connector/root.zig").Connector;

pub const RawCrtc = extern struct {
    connectors: ?*Connector,
    count_connectors: u32,
    id: u32,
    buffer_id: u32,
    x: u32,
    y: u32,
    gamma_size: u32,
    mode_valid: u32,
};

pub const Crtc = struct {
    const Self = @This();

    id: u32,
    buffer_id: u32,
    x: u32,
    y: u32,
    mode_valid: u32,
    gamma_size: u32,
    card: *Card,

    pub fn init(card: *Card, id: u32) !Self {
        var raw = std.mem.zeroInit(RawCrtc, .{ .id = id });
        try Drm.get_crtc.request(card.file.handle, RawCrtc, &raw);
        return .{
            .id = raw.id,
            .buffer_id = raw.buffer_id,
            .x = raw.x,
            .y = raw.y,
            .mode_valid = raw.mode_valid,
            .gamma_size = raw.gamma_size,
            .card = card,
        };
    }

    pub fn deinit(self: *Self) void {
        _ = self;
    }
};