Mouse events use CSS coordinates, so don't scale by pixel_ratio
diff --git a/src/video/emscripten/SDL_emscriptenevents.c b/src/video/emscripten/SDL_emscriptenevents.c
index 883b599..4bb0efb 100644
--- a/src/video/emscripten/SDL_emscriptenevents.c
+++ b/src/video/emscripten/SDL_emscriptenevents.c
@@ -308,8 +308,8 @@ Emscripten_HandleMouseMove(int eventType, const EmscriptenMouseEvent *mouseEvent
/* rescale (in case canvas is being scaled)*/
double client_w, client_h, xscale, yscale;
emscripten_get_element_css_size(NULL, &client_w, &client_h);
- xscale = window_data->window->w / (client_w * window_data->pixel_ratio);
- yscale = window_data->window->h / (client_h * window_data->pixel_ratio);
+ xscale = window_data->window->w / client_w;
+ yscale = window_data->window->h / client_h;
/* check for pointer lock */
int isPointerLockSupported = emscripten_get_pointerlock_status(&pointerlock_status);
@@ -371,8 +371,8 @@ Emscripten_HandleMouseFocus(int eventType, const EmscriptenMouseEvent *mouseEven
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));
+ mx = mx * (window_data->window->w / client_w);
+ my = my * (window_data->window->h / client_h);
SDL_SendMouseMotion(window_data->window, 0, isPointerLocked, mx, my);
}