[PATCH xserver v9] xf86Cursor: Deal with rotation on GPU screens using a hw-cursor

[Michel Dänzer]

On 13/09/16 09:51 AM, Michel Dänzer wrote:
> On 12/09/16 08:24 PM, Hans de Goede wrote:
>> When a slave-output is rotated the transformation is done on the blit
>> from master to slave GPU, so crtc->transform_in_use is not set, but we
>> still need to adjust the mouse position for things to work.
>>
>> This commit modifies xf86_crtc_transform_cursor_position to not rely
>> on crtc->f_framebuffer_to_crtc, so that it can be used with GPU screens
>> to and always calls it for cursors on GPU screens.
>>
>> Note not using crtc->f_framebuffer_to_crtc means that crtc->transform
>> will not be taken into account, that is ok, because when we've a transform
>> active hw-cursors are not used and xf86_crtc_transform_cursor_position
>> will never get called.
>>
>> Signed-off-by: Hans de Goede <hdegoede at redhat.com>
>> ---
>> Changes in v9:
>> -Write out the cursor coordinate conversion instead of playing tricks
>>  with (ab)using xf86_crtc_rotate_coord_back.

Reviewed-and-Tested-by: Michel Dänzer <michel.daenzer at amd.com>


-- 
Earthling Michel Dänzer               |               http://www.amd.com
Libre software enthusiast             |             Mesa and X developer

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