screen: drm change struct layout

1 files changed, 19 insertions, 0 deletions

diff --git a/src/screen/drm/pixel.zig b/src/screen/drm/pixel.zig
new file mode 100644
index 0000000..7c99e52
--- /dev/null
+++ b/src/screen/drm/pixel.zig
@@ -0,0 +1,19 @@
+
+fn pixel_format_code(comptime a: u8, comptime b: u8, comptime c: u8, comptime d: u8) u32 {
+	return @as(u32, @intCast(a)) |
+		(@as(u32, @intCast(b)) << 8) |
+		(@as(u32, @intCast(c)) << 16) |
+		(@as(u32, @intCast(d)) << 24);
+}
+
+pub const Pixel = packed struct(u32) {
+	blue: u8,
+	green: u8,
+	red: u8,
+	_padding: u8 = 0x0,
+
+	pub const Format = enum(u32) {
+		xrgb8888 = pixel_format_code('X', 'R', '2', '4'),
+	};
+};
+