4 * Window management methods for Android
6 * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved.
7 * Written by Pawel W. Olszta, <olszta@sourceforge.net>
8 * Copied for Platform code by Evan Felix <karcaw at gmail.com>
9 * Copyright (C) 2012 Sylvain Beucler
11 * Permission is hereby granted, free of charge, to any person obtaining a
12 * copy of this software and associated documentation files (the "Software"),
13 * to deal in the Software without restriction, including without limitation
14 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
15 * and/or sell copies of the Software, and to permit persons to whom the
16 * Software is furnished to do so, subject to the following conditions:
18 * The above copyright notice and this permission notice shall be included
19 * in all copies or substantial portions of the Software.
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
22 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
24 * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
25 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
26 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 #define FREEGLUT_BUILDING_LIB
30 #include <GL/freeglut.h>
31 #include "fg_internal.h"
32 #include "egl/fg_window_egl.h"
33 #include <android/native_app_glue/android_native_app_glue.h>
35 extern void fghRedrawWindow(SFG_Window *window);
38 * Opens a window. Requires a SFG_Window object created and attached
39 * to the freeglut structure. OpenGL context is created here.
41 void fgPlatformOpenWindow( SFG_Window* window, const char* title,
42 GLboolean positionUse, int x, int y,
43 GLboolean sizeUse, int w, int h,
44 GLboolean gameMode, GLboolean isSubWindow )
46 /* TODO: only one full-screen window possible? */
47 if (fgDisplay.pDisplay.single_native_window != NULL) {
48 fgWarning("You can't have more than one window on Android");
52 /* First, wait until Activity surface is available */
53 /* Normally events are processed through glutMainLoop(), but the
54 user didn't call it yet, and the Android may not have initialized
55 the View yet. So we need to wait for that to happen. */
56 /* We can't return from this function before the OpenGL context is
57 properly made current with a valid surface. So we wait for the
59 while (fgDisplay.pDisplay.single_native_window == NULL) {
60 /* APP_CMD_INIT_WINDOW will do the job */
63 struct android_poll_source* source;
64 if ((ident=ALooper_pollOnce(0, NULL, &events, (void**)&source)) >= 0)
65 if (source != NULL) source->process(source->app, source);
66 /* fgPlatformProcessSingleEvent(); */
68 window->Window.Handle = fgDisplay.pDisplay.single_native_window;
71 fghChooseConfig(&window->Window.pContext.egl.Config);
72 window->Window.Context = fghCreateNewContextEGL(window);
74 EGLDisplay display = fgDisplay.pDisplay.egl.Display;
76 /* EGL_NATIVE_VISUAL_ID is an attribute of the EGLConfig that is
77 * guaranteed to be accepted by ANativeWindow_setBuffersGeometry().
78 * As soon as we picked a EGLConfig, we can safely reconfigure the
79 * ANativeWindow buffers to match, using EGL_NATIVE_VISUAL_ID. */
81 eglGetConfigAttrib(display, window->Window.pContext.egl.Config,
82 EGL_NATIVE_VISUAL_ID, &vid);
83 ANativeWindow_setBuffersGeometry(window->Window.Handle, 0, 0, vid);
85 fghPlatformOpenWindowEGL(window);
87 window->State.Visible = GL_TRUE;
91 * Request a window resize
93 void fgPlatformReshapeWindow ( SFG_Window *window, int width, int height )
95 fprintf(stderr, "fgPlatformReshapeWindow: STUB\n");
99 * A static helper function to execute display callback for a window
101 void fgPlatformDisplayWindow ( SFG_Window *window )
103 fghRedrawWindow ( window ) ;
107 * Closes a window, destroying the frame and OpenGL context
109 void fgPlatformCloseWindow( SFG_Window* window )
111 fghPlatformCloseWindowEGL(window);
112 /* Window pre-created by Android, no way to delete it */
116 * This function makes the current window visible
118 void fgPlatformGlutShowWindow( void )
120 fprintf(stderr, "fgPlatformGlutShowWindow: STUB\n");
124 * This function hides the current window
126 void fgPlatformGlutHideWindow( void )
128 fprintf(stderr, "fgPlatformGlutHideWindow: STUB\n");
132 * Iconify the current window (top-level windows only)
134 void fgPlatformGlutIconifyWindow( void )
136 fprintf(stderr, "fgPlatformGlutIconifyWindow: STUB\n");
140 * Set the current window's title
142 void fgPlatformGlutSetWindowTitle( const char* title )
144 fprintf(stderr, "fgPlatformGlutSetWindowTitle: STUB\n");
148 * Set the current window's iconified title
150 void fgPlatformGlutSetIconTitle( const char* title )
152 fprintf(stderr, "fgPlatformGlutSetIconTitle: STUB\n");}
155 * Change the current window's position
157 void fgPlatformGlutPositionWindow( int x, int y )
159 fprintf(stderr, "fgPlatformGlutPositionWindow: STUB\n");
163 * Lowers the current window (by Z order change)
165 void fgPlatformGlutPushWindow( void )
167 fprintf(stderr, "fgPlatformGlutPushWindow: STUB\n");
171 * Raises the current window (by Z order change)
173 void fgPlatformGlutPopWindow( void )
175 fprintf(stderr, "fgPlatformGlutPopWindow: STUB\n");
179 * Resize the current window so that it fits the whole screen
181 void fgPlatformGlutFullScreen( SFG_Window *win )
183 fprintf(stderr, "fgPlatformGlutFullScreen: STUB\n");
187 * If we are fullscreen, resize the current window back to its original size
189 void fgPlatformGlutLeaveFullScreen( SFG_Window *win )
191 fprintf(stderr, "fgPlatformGlutLeaveFullScreen: STUB\n");
195 * Toggle the window's full screen state.
197 void fgPlatformGlutFullScreenToggle( SFG_Window *win )
199 fprintf(stderr, "fgPlatformGlutFullScreenToggle: STUB\n");