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backend/wayland: cleanup input transform code

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emersion 2018-03-30 22:38:09 -04:00
parent aa6ae710f7
commit f37e8c5b6e
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1 changed files with 10 additions and 19 deletions
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29
backend/wayland/wl_seat.c
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@ -60,37 +60,28 @@ static void pointer_handle_motion(void *data, struct wl_pointer *wl_pointer,
struct wlr_output *wlr_output = &wlr_wl_pointer->current_output->wlr_output;
int width, height;
wl_egl_window_get_attached_size(wlr_wl_pointer->current_output->egl_window,
&width, &height);
int owidth, oheight;
wlr_output_effective_resolution(wlr_output, &owidth, &oheight);
struct wlr_box box = {
.x = wl_fixed_to_int(surface_x),
.y = wl_fixed_to_int(surface_y),
};
struct wlr_box transformed;
wlr_box_transform(&box, wlr_output->transform, width, height, &transformed);
transformed.x /= wlr_output->scale;
transformed.y /= wlr_output->scale;
wlr_box_transform(&box, wlr_output->transform, wlr_output->width,
wlr_output->height, &box);
box.x /= wlr_output->scale;
box.y /= wlr_output->scale;
struct wlr_box layout_box;
wlr_wl_output_layout_get_box(wlr_wl_pointer->current_output->backend,
&layout_box);
struct wlr_event_pointer_motion_absolute wlr_event;
wlr_event.device = dev;
wlr_event.time_msec = time;
double tx = transformed.x / (double)owidth;
double ty = transformed.y / (double)oheight;
double ox = wlr_output->lx / (double)layout_box.width;
double oy = wlr_output->ly / (double)layout_box.height;
wlr_event.x = tx * ((double)owidth / layout_box.width) + ox;
wlr_event.y = ty * ((double)oheight / layout_box.height) + oy;
struct wlr_event_pointer_motion_absolute wlr_event = {
.device = dev,
.time_msec = time,
.x = box.x / (double)layout_box.width + ox,
.y = box.y / (double)layout_box.height + oy,
};
wlr_signal_emit_safe(&dev->pointer->events.motion_absolute, &wlr_event);
}