forked from etc/pineapple-src
92 lines
2.6 KiB
C
92 lines
2.6 KiB
C
|
/*
|
||
|
|
Simple DirectMedia Layer
|
||
|
|
Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
|
||
|
|
|
||
|
|
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.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \file SDL_metal.h
|
||
|
|
*
|
||
|
|
* Header file for functions to creating Metal layers and views on SDL windows.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef SDL_metal_h_
|
||
|
|
#define SDL_metal_h_
|
||
|
|
|
||
|
|
#include "SDL_video.h"
|
||
|
|
|
||
|
|
#include "begin_code.h"
|
||
|
|
/* Set up for C function definitions, even when using C++ */
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief A handle to a CAMetalLayer-backed NSView (macOS) or UIView (iOS/tvOS).
|
||
|
|
*
|
||
|
|
* \note This can be cast directly to an NSView or UIView.
|
||
|
|
*/
|
||
|
|
typedef void *SDL_MetalView;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \name Metal support functions
|
||
|
|
*/
|
||
|
|
/* @{ */
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Create a CAMetalLayer-backed NSView/UIView and attach it to the
|
||
|
|
* specified window.
|
||
|
|
*
|
||
|
|
* On macOS, this does *not* associate a MTLDevice with the CAMetalLayer on its
|
||
|
|
* own. It is up to user code to do that.
|
||
|
|
*
|
||
|
|
* The returned handle can be casted directly to a NSView or UIView, and the
|
||
|
|
* CAMetalLayer can be accessed from the view's 'layer' property.
|
||
|
|
*
|
||
|
|
* \code
|
||
|
|
* SDL_MetalView metalview = SDL_Metal_CreateView(window);
|
||
|
|
* UIView *uiview = (__bridge UIView *)metalview;
|
||
|
|
* CAMetalLayer *metallayer = (CAMetalLayer *)uiview.layer;
|
||
|
|
* // [...]
|
||
|
|
* SDL_Metal_DestroyView(metalview);
|
||
|
|
* \endcode
|
||
|
|
*
|
||
|
|
* \sa SDL_Metal_DestroyView
|
||
|
|
*/
|
||
|
|
extern DECLSPEC SDL_MetalView SDLCALL SDL_Metal_CreateView(SDL_Window * window);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Destroy an existing SDL_MetalView object.
|
||
|
|
*
|
||
|
|
* This should be called before SDL_DestroyWindow, if SDL_Metal_CreateView was
|
||
|
|
* called after SDL_CreateWindow.
|
||
|
|
*
|
||
|
|
* \sa SDL_Metal_CreateView
|
||
|
|
*/
|
||
|
|
extern DECLSPEC void SDLCALL SDL_Metal_DestroyView(SDL_MetalView view);
|
||
|
|
|
||
|
|
/* @} *//* Metal support functions */
|
||
|
|
|
||
|
|
/* Ends C function definitions when using C++ */
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#include "close_code.h"
|
||
|
|
|
||
|
|
#endif /* SDL_metal_h_ */
|