SDL  2.0
SDL_cocoametalview.h
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1 /*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
4 
5  This software is provided 'as-is', without any express or implied
6  warranty. In no event will the authors be held liable for any damages
7  arising from the use of this software.
8 
9  Permission is granted to anyone to use this software for any purpose,
10  including commercial applications, and to alter it and redistribute it
11  freely, subject to the following restrictions:
12 
13  1. The origin of this software must not be misrepresented; you must not
14  claim that you wrote the original software. If you use this software
15  in a product, an acknowledgment in the product documentation would be
16  appreciated but is not required.
17  2. Altered source versions must be plainly marked as such, and must not be
18  misrepresented as being the original software.
19  3. This notice may not be removed or altered from any source distribution.
20 */
21 /*
22  * @author Mark Callow, www.edgewise-consulting.com.
23  *
24  * Thanks to Alex Szpakowski, @slime73 on GitHub, for his gist showing
25  * how to add a CAMetalLayer backed view.
26  */
27 #include "../../SDL_internal.h"
28 
29 #ifndef SDL_cocoametalview_h_
30 #define SDL_cocoametalview_h_
31 
32 #if SDL_VIDEO_DRIVER_COCOA && (SDL_VIDEO_VULKAN || SDL_VIDEO_METAL)
33 
34 #import "../SDL_sysvideo.h"
35 
36 #import "SDL_cocoawindow.h"
37 
38 #import <Cocoa/Cocoa.h>
39 #import <Metal/Metal.h>
40 #import <QuartzCore/CAMetalLayer.h>
41 
42 #define METALVIEW_TAG 255
43 
44 @interface SDL_cocoametalview : NSView
45 
46 - (instancetype)initWithFrame:(NSRect)frame
47  highDPI:(BOOL)highDPI
48  windowID:(Uint32)windowID;
49 
50 - (void)updateDrawableSize;
51 
52 /* Override superclass tag so this class can set it. */
53 @property (assign, readonly) NSInteger tag;
54 
55 @property (nonatomic) BOOL highDPI;
56 @property (nonatomic) Uint32 sdlWindowID;
57 
58 @end
59 
60 SDL_MetalView Cocoa_Metal_CreateView(_THIS, SDL_Window * window);
61 void Cocoa_Metal_DestroyView(_THIS, SDL_MetalView view);
62 
63 void Cocoa_Metal_GetDrawableSize(SDL_Window * window, int * w, int * h);
64 
65 #endif /* SDL_VIDEO_DRIVER_COCOA && (SDL_VIDEO_VULKAN || SDL_VIDEO_METAL) */
66 
67 #endif /* SDL_cocoametalview_h_ */
68 
69 /* vi: set ts=4 sw=4 expandtab: */
70 
Uint32
uint32_t Uint32
Definition: SDL_stdinc.h:203
SDL_cocoawindow.h
h
GLfloat GLfloat GLfloat GLfloat h
Definition: SDL_opengl_glext.h:1949
SDL_MetalView
void * SDL_MetalView
A handle to a CAMetalLayer-backed NSView (macOS) or UIView (iOS/tvOS).
Definition: SDL_metal.h:44
SDL_Window
The type used to identify a window.
Definition: SDL_sysvideo.h:74
window
EGLSurface EGLNativeWindowType * window
Definition: eglext.h:1025
_THIS
#define _THIS
Definition: SDL_alsa_audio.h:31
void
const SDL_PRINTF_FORMAT_STRING char int const SDL_PRINTF_FORMAT_STRING char int const SDL_PRINTF_FORMAT_STRING char int const SDL_PRINTF_FORMAT_STRING char const char const SDL_SCANF_FORMAT_STRING char return SDL_ThreadFunction const char void return Uint32 return Uint32 void
Definition: SDL_dynapi_procs.h:89
w
GLubyte GLubyte GLubyte GLubyte w
Definition: SDL_opengl_glext.h:734