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Emscripten: only update pixel ratio if HiDPI is enabled

Charlie Birks 2017-02-17 10:13:07 +00:00
parent e8677a1bd2
commit 613955b4f2
2 changed files with 6 additions and 2 deletions
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2
src/video/emscripten/SDL_emscriptenevents.c
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@ -556,7 +556,9 @@ Emscripten_HandleResize(int eventType, const EmscriptenUiEvent *uiEvent, void *u
SDL_WindowData *window_data = userData;
/* update pixel ratio */
if (window_data->window->flags & SDL_WINDOW_ALLOW_HIGHDPI) {
window_data->pixel_ratio = emscripten_get_device_pixel_ratio();
}
if(!(window_data->window->flags & FULLSCREEN_MASK))
{

2
src/video/emscripten/SDL_emscriptenvideo.c
View File

@ -263,7 +263,9 @@ static void Emscripten_SetWindowSize(_THIS, SDL_Window * window)
if (window->driverdata) {
data = (SDL_WindowData *) window->driverdata;
/* update pixel ratio */
if (window->flags & SDL_WINDOW_ALLOW_HIGHDPI) {
data->pixel_ratio = emscripten_get_device_pixel_ratio();
}
emscripten_set_canvas_size(window->w * data->pixel_ratio, window->h * data->pixel_ratio);
/*scale canvas down*/