SDL  2.0
SDL_cocoametalview.h
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1 /*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2017 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 /*
23  * @author Mark Callow, www.edgewise-consulting.com.
24  *
25  * Thanks to Alex Szpakowski, @slime73 on GitHub, for his gist showing
26  * how to add a CAMetalLayer backed view.
27  */
28 
29 #ifndef SDL_cocoametalview_h_
30 #define SDL_cocoametalview_h_
31 
32 #import "../SDL_sysvideo.h"
33 #import "SDL_cocoawindow.h"
34 
35 #if SDL_VIDEO_VULKAN && SDL_VIDEO_DRIVER_COCOA
36 
37 #include <Cocoa/Cocoa.h>
38 #include <Metal/Metal.h>
39 #include <QuartzCore/CAMetalLayer.h>
40 
41 #define METALVIEW_TAG 255
42 
43 @interface SDL_cocoametalview : NSView {
44  NSInteger _tag;
45  bool _useHighDPI;
46 }
47 
48 - (instancetype)initWithFrame:(NSRect)frame
49  useHighDPI:(bool)useHighDPI;
50 
51 /* Override superclass tag so this class can set it. */
52 @property (assign, readonly) NSInteger tag;
53 
54 @end
55 
56 SDL_cocoametalview* Cocoa_Mtl_AddMetalView(SDL_Window* window);
57 
58 void Cocoa_Mtl_GetDrawableSize(SDL_Window * window, int * w, int * h);
59 
60 #endif /* SDL_VIDEO_VULKAN && SDL_VIDEO_DRIVER_COCOA */
61 
62 #endif /* SDL_cocoametalview_h_ */
63 
64 /* vi: set ts=4 sw=4 expandtab: */
65 
GLfloat GLfloat GLfloat GLfloat h
GLubyte GLubyte GLubyte GLubyte w
EGLSurface EGLNativeWindowType * window
Definition: eglext.h:1025
The type used to identify a window.
Definition: SDL_sysvideo.h:73