2 * freeglut_init_android.c
4 * Various freeglut initialization functions.
6 * Copyright (C) 2012 Sylvain Beucler
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included
16 * in all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
22 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 #define FREEGLUT_BUILDING_LIB
27 #include <GL/freeglut.h>
28 #include "fg_internal.h"
30 #include <android/native_app_glue/android_native_app_glue.h>
33 * A call to this function should initialize all the display stuff...
35 void fgPlatformInitialize( const char* displayName )
37 fprintf(stderr, "fgPlatformInitialize\n");
38 fgState.Initialised = GL_TRUE;
41 /* Using EGL_DEFAULT_DISPLAY, or a specific native display */
42 EGLNativeDisplayType nativeDisplay = EGL_DEFAULT_DISPLAY;
43 fgDisplay.pDisplay.eglDisplay = eglGetDisplay(nativeDisplay);
45 FREEGLUT_INTERNAL_ERROR_EXIT(fgDisplay.pDisplay.eglDisplay != EGL_NO_DISPLAY,
46 "No display available", "fgPlatformInitialize");
47 if (!eglInitialize(fgDisplay.pDisplay.eglDisplay, NULL, NULL))
48 fgError("eglInitialize: error %x\n", eglGetError());
53 // fgDisplay.ScreenWidth = ...;
54 // fgDisplay.ScreenHeight = ...;
55 // fgDisplay.ScreenWidthMM = ...;
56 // fgDisplay.ScreenHeightMM = ...;
59 void fgPlatformCloseDisplay ( void )
61 eglMakeCurrent(fgDisplay.pDisplay.eglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
62 if (fgDisplay.pDisplay.eglContext != EGL_NO_CONTEXT) {
63 eglDestroyContext(fgDisplay.pDisplay.eglDisplay, fgDisplay.pDisplay.eglContext);
64 fgDisplay.pDisplay.eglContext = EGL_NO_CONTEXT;
67 if (fgDisplay.pDisplay.eglDisplay != EGL_NO_DISPLAY) {
68 eglTerminate(fgDisplay.pDisplay.eglDisplay);
69 fgDisplay.pDisplay.eglDisplay = EGL_NO_DISPLAY;
74 * Destroy a menu context
76 void fgPlatformDestroyContext ( SFG_PlatformDisplay pDisplay, SFG_WindowContextType MContext )
78 if (MContext != EGL_NO_CONTEXT)
79 eglDestroyContext(pDisplay.eglDisplay, MContext);