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Simple DirectMedia Layer
Copyright (C) 1997-2021 Sam Lantinga <>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
* @author Mark Callow,
* Thanks to Alex Szpakowski, @slime73 on GitHub, for his gist showing
* how to add a CAMetalLayer backed view.
#ifndef SDL_uikitmetalview_h_
#define SDL_uikitmetalview_h_
#include "../SDL_sysvideo.h"
#include "SDL_uikitwindow.h"
#import <UIKit/UIKit.h>
#import <Metal/Metal.h>
#import <QuartzCore/CAMetalLayer.h>
#define METALVIEW_TAG 255
@interface SDL_uikitmetalview : SDL_uikitview
- (instancetype)initWithFrame:(CGRect)frame
SDL_MetalView UIKit_Metal_CreateView(_THIS, SDL_Window * window);
void UIKit_Metal_DestroyView(_THIS, SDL_MetalView view);
void *UIKit_Metal_GetLayer(_THIS, SDL_MetalView view);
void UIKit_Metal_GetDrawableSize(_THIS, SDL_Window * window, int * w, int * h);
#endif /* SDL_uikitmetalview_h_ */
/* vi: set ts=4 sw=4 expandtab: */