send mouse move on enter/leave

This commit is contained in:
Charlie Birks 2016-09-13 00:03:39 -07:00
parent a2ef0db8a8
commit 98ec844388
1 changed files with 16 additions and 0 deletions

View File

@ -350,6 +350,22 @@ Emscripten_HandleMouseFocus(int eventType, const EmscriptenMouseEvent *mouseEven
{
SDL_WindowData *window_data = userData;
int mx = mouseEvent->canvasX, my = mouseEvent->canvasY;
EmscriptenPointerlockChangeEvent pointerlock_status;
/* check for pointer lock */
emscripten_get_pointerlock_status(&pointerlock_status);
if (!pointerlock_status.isActive) {
/* rescale (in case canvas is being scaled)*/
double client_w, client_h;
emscripten_get_element_css_size(NULL, &client_w, &client_h);
mx = mx * (window_data->window->w / (client_w * window_data->pixel_ratio));
my = my * (window_data->window->h / (client_h * window_data->pixel_ratio));
SDL_SendMouseMotion(window_data->window, 0, pointerlock_status.isActive, mx, my);
}
SDL_SetMouseFocus(eventType == EMSCRIPTEN_EVENT_MOUSEENTER ? window_data->window : NULL);
return 1;
}