summaryrefslogtreecommitdiff
path: root/src/egl/main/egldriver.h
blob: ecf630cb7d109826c0963cf0d86267ca6fc8fe1e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
#ifndef EGLDRIVER_INCLUDED
#define EGLDRIVER_INCLUDED


#include "egltypedefs.h"

/* should probably use a dynamic-lengh string, but this will do */
#define MAX_EXTENSIONS_LEN 1000


/* driver funcs */
typedef EGLBoolean (*Initialize_t)(_EGLDriver *, EGLDisplay dpy, EGLint *major, EGLint *minor);
typedef EGLBoolean (*Terminate_t)(_EGLDriver *, EGLDisplay dpy);

/* config funcs */
typedef EGLBoolean (*GetConfigs_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config);
typedef EGLBoolean (*ChooseConfig_t)(_EGLDriver *drv, EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config);
typedef EGLBoolean (*GetConfigAttrib_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value);

/* context funcs */
typedef EGLContext (*CreateContext_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, EGLContext share_list, const EGLint *attrib_list);
typedef EGLBoolean (*DestroyContext_t)(_EGLDriver *drv, EGLDisplay dpy, EGLContext ctx);
typedef EGLBoolean (*MakeCurrent_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx);
typedef EGLBoolean (*QueryContext_t)(_EGLDriver *drv, EGLDisplay dpy, EGLContext ctx, EGLint attribute, EGLint *value);

/* surface funcs */
typedef EGLSurface (*CreateWindowSurface_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, NativeWindowType window, const EGLint *attrib_list);
typedef EGLSurface (*CreatePixmapSurface_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, NativePixmapType pixmap, const EGLint *attrib_list);
typedef EGLSurface (*CreatePbufferSurface_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list);
typedef EGLBoolean (*DestroySurface_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface);
typedef EGLBoolean (*QuerySurface_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint *value);
typedef EGLBoolean (*SurfaceAttrib_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint value);
typedef EGLBoolean (*BindTexImage_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, EGLint buffer);
typedef EGLBoolean (*ReleaseTexImage_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, EGLint buffer);
typedef EGLBoolean (*SwapInterval_t)(_EGLDriver *drv, EGLDisplay dpy, EGLint interval);
typedef EGLBoolean (*SwapBuffers_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw);
typedef EGLBoolean (*CopyBuffers_t)(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface, NativePixmapType target);

/* misc funcs */
typedef const char *(*QueryString_t)(_EGLDriver *drv, EGLDisplay dpy, EGLint name);
typedef EGLBoolean (*WaitGL_t)(_EGLDriver *drv, EGLDisplay dpy);
typedef EGLBoolean (*WaitNative_t)(_EGLDriver *drv, EGLDisplay dpy, EGLint engine);


/* EGL_MESA_screen extension */
typedef EGLBoolean (*ChooseModeMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen, const EGLint *attrib_list, EGLModeMESA *modes, EGLint modes_size, EGLint *num_modes);
typedef EGLBoolean (*GetModesMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen, EGLModeMESA *modes, EGLint mode_size, EGLint *num_mode);
typedef EGLBoolean (*GetModeAttribMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLModeMESA mode, EGLint attribute, EGLint *value);
typedef EGLBoolean (*CopyContextMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLContext source, EGLContext dest, EGLint mask);
typedef EGLBoolean (*GetScreensMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA *screens, EGLint max_screens, EGLint *num_screens);
typedef EGLSurface (*CreateScreenSurfaceMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list);
typedef EGLBoolean (*ShowSurfaceMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen, EGLSurface surface, EGLModeMESA mode);
typedef EGLBoolean (*ScreenPositionMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen, EGLint x, EGLint y);
typedef EGLBoolean (*QueryScreenMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen, EGLint attribute, EGLint *value);
typedef EGLBoolean (*QueryScreenSurfaceMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen, EGLSurface *surface);
typedef EGLBoolean (*QueryScreenModeMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen, EGLModeMESA *mode);
typedef const char * (*QueryModeStringMESA_t)(_EGLDriver *drv, EGLDisplay dpy, EGLModeMESA mode);


/**
 * Base class for device drivers.
 */
struct _egl_driver
{
   EGLBoolean Initialized; /* set by driver after initialized */

   void *LibHandle; /* dlopen handle */

   _EGLDisplay *Display;

   int ABIversion;
   int APImajor, APIminor; /* returned through eglInitialize */

   /*
    * The API dispatcher jumps through these functions
    */
   Initialize_t Initialize;
   Terminate_t Terminate;

   GetConfigs_t GetConfigs;
   ChooseConfig_t ChooseConfig;
   GetConfigAttrib_t GetConfigAttrib;

   CreateContext_t CreateContext;
   DestroyContext_t DestroyContext;
   MakeCurrent_t MakeCurrent;
   QueryContext_t QueryContext;

   CreateWindowSurface_t CreateWindowSurface;
   CreatePixmapSurface_t CreatePixmapSurface;
   CreatePbufferSurface_t CreatePbufferSurface;
   DestroySurface_t DestroySurface;
   QuerySurface_t QuerySurface;
   SurfaceAttrib_t SurfaceAttrib;
   BindTexImage_t BindTexImage;
   ReleaseTexImage_t ReleaseTexImage;
   SwapInterval_t SwapInterval;
   SwapBuffers_t SwapBuffers;
   CopyBuffers_t CopyBuffers;

   QueryString_t QueryString;
   WaitGL_t WaitGL;
   WaitNative_t WaitNative;

   /* EGL_MESA_screen extension */
   ChooseModeMESA_t ChooseModeMESA;
   GetModesMESA_t GetModesMESA;
   GetModeAttribMESA_t GetModeAttribMESA;
   CopyContextMESA_t CopyContextMESA;
   GetScreensMESA_t GetScreensMESA;
   CreateScreenSurfaceMESA_t CreateScreenSurfaceMESA;
   ShowSurfaceMESA_t ShowSurfaceMESA;
   ScreenPositionMESA_t ScreenPositionMESA;
   QueryScreenMESA_t QueryScreenMESA;
   QueryScreenSurfaceMESA_t QueryScreenSurfaceMESA;
   QueryScreenModeMESA_t QueryScreenModeMESA;
   QueryModeStringMESA_t QueryModeStringMESA;

   /* Extension enable flags */
   EGLBoolean MESA_screen_surface;
   EGLBoolean MESA_copy_context;

   /* Extensions string */
   char Extensions[MAX_EXTENSIONS_LEN];
};




extern _EGLDriver *
_eglDefaultMain(NativeDisplayType d);


extern _EGLDriver *
_eglChooseDriver(EGLDisplay dpy);


extern _EGLDriver *
_eglOpenDriver(_EGLDisplay *dpy, const char *driverName);


extern EGLBoolean
_eglCloseDriver(_EGLDriver *drv, EGLDisplay dpy);


extern _EGLDriver *
_eglLookupDriver(EGLDisplay d);


extern void
_eglInitDriverFallbacks(_EGLDriver *drv);


extern const char *
_eglQueryString(_EGLDriver *drv, EGLDisplay dpy, EGLint name);


extern EGLBoolean
_eglWaitGL(_EGLDriver *drv, EGLDisplay dpy);


extern EGLBoolean
_eglWaitNative(_EGLDriver *drv, EGLDisplay dpy, EGLint engine);



#endif /* EGLDRIVER_INCLUDED */