1 //
2 // Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved.
3 // Use of this source code is governed by a BSD-style license that can be
4 // found in the LICENSE file.
5 //
6 
7 // main.h: Management of thread-local data.
8 
9 #ifndef LIBEGL_MAIN_H_
10 #define LIBEGL_MAIN_H_
11 
12 #define EGLAPI
13 #include <EGL/egl.h>
14 
15 namespace egl
16 {
17 struct Current
18 {
19     EGLint error;
20     EGLenum API;
21     EGLDisplay display;
22     EGLSurface drawSurface;
23     EGLSurface readSurface;
24 };
25 
26 void setCurrentError(EGLint error);
27 EGLint getCurrentError();
28 
29 void setCurrentAPI(EGLenum API);
30 EGLenum getCurrentAPI();
31 
32 void setCurrentDisplay(EGLDisplay dpy);
33 EGLDisplay getCurrentDisplay();
34 
35 void setCurrentDrawSurface(EGLSurface surface);
36 EGLSurface getCurrentDrawSurface();
37 
38 void setCurrentReadSurface(EGLSurface surface);
39 EGLSurface getCurrentReadSurface();
40 }
41 
42 void error(EGLint errorCode);
43 
44 template<class T>
error(EGLint errorCode,const T & returnValue)45 const T &error(EGLint errorCode, const T &returnValue)
46 {
47     error(errorCode);
48 
49     return returnValue;
50 }
51 
52 template<class T>
success(const T & returnValue)53 const T &success(const T &returnValue)
54 {
55     egl::setCurrentError(EGL_SUCCESS);
56 
57     return returnValue;
58 }
59 
60 #endif  // LIBEGL_MAIN_H_
61