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gpu: correctly allow unsetting Device.setLoggingCallback

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2022-08-16 21:34:32 -07:00
parent 2007542231
commit ae5bb78e09
3 changed files with 16 additions and 12 deletions
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21
gpu/src/device.zig
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@ -282,19 +282,22 @@ pub const Device = opaque {
Impl.deviceSetLabel(device, label);
}
// TODO: presumably callback should be nullable for unsetting
pub inline fn setLoggingCallback(
device: *Device,
context: anytype,
comptime callback: fn (ctx: @TypeOf(context), typ: LoggingType, message: [*:0]const u8) callconv(.Inline) void,
comptime callback: ?fn (ctx: @TypeOf(context), typ: LoggingType, message: [*:0]const u8) callconv(.Inline) void,
) void {
const Context = @TypeOf(context);
const Helper = struct {
pub fn callback(typ: LoggingType, message: [*:0]const u8, userdata: ?*anyopaque) callconv(.C) void {
callback(if (Context == void) {} else @ptrCast(Context, @alignCast(@alignOf(std.meta.Child(Context)), userdata)), typ, message);
}
};
Impl.deviceSetLoggingCallback(device, Helper.callback, if (Context == void) null else context);
if (callback) |cb| {
const Context = @TypeOf(context);
const Helper = struct {
pub fn callback(typ: LoggingType, message: [*:0]const u8, userdata: ?*anyopaque) callconv(.C) void {
cb(if (Context == void) {} else @ptrCast(Context, @alignCast(@alignOf(std.meta.Child(Context)), userdata)), typ, message);
}
};
Impl.deviceSetLoggingCallback(device, Helper.callback, if (Context == void) null else context);
} else {
Impl.deviceSetLoggingCallback(device, null, null);
}
}
pub inline fn setUncapturedErrorCallback(