Atlas - SDL_kmsdrmvideo.h
Home / ext / SDL2 / src / video / kmsdrm
Lines: 1 | Size: 4537 bytes
[Download] [Show on GitHub] [Search similar files] [Raw] [Raw (proxy)] 
[FILE BEGIN]
1/*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2018 Sam Lantinga <[email protected]>
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#include "../../SDL_internal.h"
23
24#ifndef __SDL_KMSDRMVIDEO_H__
25#define __SDL_KMSDRMVIDEO_H__
26
27#include "../SDL_sysvideo.h"
28
29#include <fcntl.h>
30#include <unistd.h>
31#include <poll.h>
32#include <xf86drm.h>
33#include <xf86drmMode.h>
34#include <gbm.h>
35#if SDL_VIDEO_OPENGL_EGL
36#include <EGL/egl.h>
37#endif
38
39typedef struct SDL_VideoData
40{
41    int devindex;               /* device index that was passed on creation */
42    int drm_fd;                 /* DRM file desc */
43    struct gbm_device *gbm;
44    drmEventContext drm_evctx;  /* DRM event context */
45    struct pollfd drm_pollfd;   /* pollfd containing DRM file desc */
46    drmModeCrtc *saved_crtc;    /* Saved CRTC to restore on quit */
47    uint32_t saved_conn_id;     /* Saved DRM connector ID */
48    uint32_t crtc_id;           /* CRTC in use */
49} SDL_VideoData;
50
51
52typedef struct SDL_DisplayData
53{
54    uint32_t encoder_id;
55    uint32_t crtc_id;
56    drmModeModeInfo cur_mode;
57} SDL_DisplayData;
58
59
60typedef struct SDL_WindowData
61{
62    struct gbm_surface *gs;
63    struct gbm_bo *current_bo;
64    struct gbm_bo *next_bo;
65    SDL_bool waiting_for_flip;
66    SDL_bool crtc_ready;
67    SDL_bool double_buffer;
68#if SDL_VIDEO_OPENGL_EGL
69    EGLSurface egl_surface;
70#endif
71} SDL_WindowData;
72
73typedef struct KMSDRM_FBInfo
74{
75    int drm_fd;         /* DRM file desc */
76    uint32_t fb_id;     /* DRM framebuffer ID */
77} KMSDRM_FBInfo;
78
79/* Helper functions */
80KMSDRM_FBInfo *KMSDRM_FBFromBO(_THIS, struct gbm_bo *bo);
81SDL_bool KMSDRM_WaitPageFlip(_THIS, SDL_WindowData *wdata, int timeout);
82
83/****************************************************************************/
84/* SDL_VideoDevice functions declaration                                    */
85/****************************************************************************/
86
87/* Display and window functions */
88int KMSDRM_VideoInit(_THIS);
89void KMSDRM_VideoQuit(_THIS);
90void KMSDRM_GetDisplayModes(_THIS, SDL_VideoDisplay * display);
91int KMSDRM_SetDisplayMode(_THIS, SDL_VideoDisplay * display, SDL_DisplayMode * mode);
92int KMSDRM_CreateWindow(_THIS, SDL_Window * window);
93int KMSDRM_CreateWindowFrom(_THIS, SDL_Window * window, const void *data);
94void KMSDRM_SetWindowTitle(_THIS, SDL_Window * window);
95void KMSDRM_SetWindowIcon(_THIS, SDL_Window * window, SDL_Surface * icon);
96void KMSDRM_SetWindowPosition(_THIS, SDL_Window * window);
97void KMSDRM_SetWindowSize(_THIS, SDL_Window * window);
98void KMSDRM_ShowWindow(_THIS, SDL_Window * window);
99void KMSDRM_HideWindow(_THIS, SDL_Window * window);
100void KMSDRM_RaiseWindow(_THIS, SDL_Window * window);
101void KMSDRM_MaximizeWindow(_THIS, SDL_Window * window);
102void KMSDRM_MinimizeWindow(_THIS, SDL_Window * window);
103void KMSDRM_RestoreWindow(_THIS, SDL_Window * window);
104void KMSDRM_SetWindowGrab(_THIS, SDL_Window * window, SDL_bool grabbed);
105void KMSDRM_DestroyWindow(_THIS, SDL_Window * window);
106
107/* Window manager function */
108SDL_bool KMSDRM_GetWindowWMInfo(_THIS, SDL_Window * window,
109                             struct SDL_SysWMinfo *info);
110
111/* OpenGL/OpenGL ES functions */
112int KMSDRM_GLES_LoadLibrary(_THIS, const char *path);
113void *KMSDRM_GLES_GetProcAddress(_THIS, const char *proc);
114void KMSDRM_GLES_UnloadLibrary(_THIS);
115SDL_GLContext KMSDRM_GLES_CreateContext(_THIS, SDL_Window * window);
116int KMSDRM_GLES_MakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context);
117int KMSDRM_GLES_SetSwapInterval(_THIS, int interval);
118int KMSDRM_GLES_GetSwapInterval(_THIS);
119int KMSDRM_GLES_SwapWindow(_THIS, SDL_Window * window);
120void KMSDRM_GLES_DeleteContext(_THIS, SDL_GLContext context);
121
122#endif /* __SDL_KMSDRMVIDEO_H__ */
123
124/* vi: set ts=4 sw=4 expandtab: */
125
[FILE END]
(C) 2025 0x4248
(C) 2025 4248 Media and 4248 Systems, All part of 0x4248
See LICENCE files for more information. Not all files are by 0x4248 always check Licencing.