[PATCH] randrproto: add tile property info for randr 1.5

[Dave Airlie]

On 2 February 2015 at 16:33, Alexander E. Patrakov <patrakov at gmail.com> wrote:
> 02.02.2015 11:18, Dave Airlie wrote:
>>
>> From: Dave Airlie <airlied at redhat.com>
>>
>> ---
>>   randrproto.txt | 19 +++++++++++++++++++
>>   1 file changed, 19 insertions(+)
>>
>> diff --git a/randrproto.txt b/randrproto.txt
>> index 1591f11..3db0245 100644
>> --- a/randrproto.txt
>> +++ b/randrproto.txt
>> @@ -151,6 +151,25 @@ be dynamically configured to provide support for:
>>
>>   1.5. Introduction to version 1.5 of the extension
>>
>> +Version 1.5 adds an optional TILE property to outputs.
>> +
>> +   • An optional TILE property. This property is filled in by the
>> +     X server and the format is copied from the Linux KMS TILE property.
>> +     This property is used to denote individual tiles in a tiled monitor
>> +     configuration, as exposed via DisplayID v1.3.
>> +
>> +     The format is:
>> +
>> grpid:flags:num_h_tile:num_v_tile:tile_h_loc:tile_v_loc:tile_h_size:tile_v_size
>> +     grpid is the group id of the tile. All outputs on the same monitor,
>> +     will have the same group id.
>> +     flags: 0x1 : all tiles are in a single monitor housing.
>> +     num_h_tile : num of horizontal tiles
>> +     num_v_tile : num of vertical tiles
>> +     tile_h_loc : horizontal location of this tile
>> +     tile_v_loc : vertical location of this tile
>
>
> If the location starts counting with zero, it would make sense to mention
> this here.
>
>> +     tile_h_size: horizontal size of this tile
>> +     tile_v_size: vertical size of this tile
>
>
> Do I understand correctly that the following is a correct (but maybe
> pointless) description of the only tile of a typical 1920x1200 monitor?
>
> 1:1:1:1:0:0:1920:1200
>

yes, if a monitor had a tile property for a single tile it would look like that.

Dave.