1/*
2Copyright (c) 2012, Broadcom Europe Ltd
3All rights reserved.
4
5Redistribution and use in source and binary forms, with or without
6modification, are permitted provided that the following conditions are met:
7 * Redistributions of source code must retain the above copyright
8 notice, this list of conditions and the following disclaimer.
9 * Redistributions in binary form must reproduce the above copyright
10 notice, this list of conditions and the following disclaimer in the
11 documentation and/or other materials provided with the distribution.
12 * Neither the name of the copyright holder nor the
13 names of its contributors may be used to endorse or promote products
14 derived from this software without specific prior written permission.
15
16THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
20DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*/
27
28#ifndef EGL_CLIENT_CONTEXT_H
29#define EGL_CLIENT_CONTEXT_H
30
31#include "interface/khronos/egl/egl_int.h"
32
33typedef struct {
34 EGLContext name;
35 EGLDisplay display;
36 EGLConfig configname;
37
38 EGL_CONTEXT_TYPE_T type;
39
40 EGLint renderbuffer; //EGL_NONE, EGL_BACK_BUFFER or EGL_SINGLE_BUFFER
41
42 void *state; // GLXX_CLIENT_STATE_T or VG_CLIENT_STATE_T
43 EGL_CONTEXT_ID_T servercontext;
44
45 struct CLIENT_THREAD_STATE *thread; // If we are current, which the client state for the thread are we associated with.
46
47 /*
48 is_current
49
50 Invariant:
51
52 (EGL_CONTEXT_IS_CURRENT)
53 Iff true, the context is current to some thread.
54 */
55 bool is_current;
56 /*
57 is_destroyed
58
59 Invariant:
60
61 (EGL_CONTEXT_IS_DESTROYED)
62 Iff true, is not a member of the CLIENT_PROCESS_STATE_T.contexts
63 */
64 bool is_destroyed;
65} EGL_CONTEXT_T;
66
67extern EGLBoolean egl_context_check_attribs(const EGLint *attrib_list, EGLint max_version, EGLint *version);
68
69extern EGL_CONTEXT_T *egl_context_create(EGL_CONTEXT_T *share_context, EGLContext name, EGLDisplay display, EGLConfig configname, EGL_CONTEXT_TYPE_T type);
70extern void egl_context_term(EGL_CONTEXT_T *context);
71
72extern void egl_context_set_callbacks(EGL_CONTEXT_T *context,
73 void (*gl_render_callback)(void),
74 void (*gl_flush_callback)(bool),
75 void (*vg_render_callback)(void),
76 void (*vg_flush_callback)(bool));
77
78extern EGLBoolean egl_context_get_attrib(EGL_CONTEXT_T *context, EGLint attrib, EGLint *value);
79extern void egl_context_maybe_free(EGL_CONTEXT_T *context);
80
81#endif
82