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sdl2 uses surface relative coordinates 

This patch fixes mouse positioning with -device usb-tablet and fullscreen
or resized window.

Fixes: 46522a8223
Signed-off-by: Jindrich Makovicka <makovick@gmail.com>
Message-Id: <20171117112258.5888-3-makovick@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Jindrich Makovicka 2017-11-17 12:22:57 +01:00 committed by Gerd Hoffmann
parent 2821671629
commit d9f0626280
1 changed files with 4 additions and 26 deletions
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30
ui/sdl2.c
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@ -276,32 +276,10 @@ static void sdl_send_mouse_event(struct sdl2_console *scon, int dx, int dy,
}
if (qemu_input_is_absolute()) {
int scr_w, scr_h;
int max_w = 0, max_h = 0;
int off_x = 0, off_y = 0;
int cur_off_x = 0, cur_off_y = 0;
int i;
for (i = 0; i < sdl2_num_outputs; i++) {
struct sdl2_console *thiscon = &sdl2_console[i];
if (thiscon->real_window && thiscon->surface) {
SDL_GetWindowSize(thiscon->real_window, &scr_w, &scr_h);
cur_off_x = thiscon->x;
cur_off_y = thiscon->y;
if (scr_w + cur_off_x > max_w) {
max_w = scr_w + cur_off_x;
}
if (scr_h + cur_off_y > max_h) {
max_h = scr_h + cur_off_y;
}
if (i == scon->idx) {
off_x = cur_off_x;
off_y = cur_off_y;
}
}
}
qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_X, off_x + x, 0, max_w);
qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_Y, off_y + y, 0, max_h);
qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_X,
x, 0, surface_width(scon->surface));
qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_Y,
y, 0, surface_height(scon->surface));
} else {
if (guest_cursor) {
x -= guest_x;