1 /* Copyright (C) 2011 The Android Open Source Project 2 ** 3 ** This software is licensed under the terms of the GNU General Public 4 ** License version 2, as published by the Free Software Foundation, and 5 ** may be copied, distributed, and modified under those terms. 6 ** 7 ** This program is distributed in the hope that it will be useful, 8 ** but WITHOUT ANY WARRANTY; without even the implied warranty of 9 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 10 ** GNU General Public License for more details. 11 */ 12 #ifndef ANDROID_OPENGLES_H 13 #define ANDROID_OPENGLES_H 14 15 #include <stddef.h> 16 17 #define ANDROID_OPENGLES_BASE_PORT 22468 18 19 /* See the description in render_api.h. */ 20 typedef void (*OnPostFn)(void* context, int width, int height, int ydir, 21 int format, int type, unsigned char* pixels); 22 23 /* Call this function to initialize the hardware opengles emulation. 24 * This function will abort if we can't find the corresponding host 25 * libraries through dlopen() or equivalent. 26 */ 27 int android_initOpenglesEmulation(void); 28 29 /* Tries to start the renderer process. Returns 0 on success, -1 on error. 30 * At the moment, this must be done before the VM starts. The onPost callback 31 * may be NULL. 32 */ 33 int android_startOpenglesRenderer(int width, int height, 34 OnPostFn onPost, void* onPostContext); 35 36 int android_showOpenglesWindow(void* window, int x, int y, int width, int height, float rotation); 37 38 int android_hideOpenglesWindow(void); 39 40 void android_redrawOpenglesWindow(void); 41 42 /* Stop the renderer process */ 43 void android_stopOpenglesRenderer(void); 44 45 /* set to TRUE if you want to use fast GLES pipes, 0 if you want to 46 * fallback to local TCP ones 47 */ 48 extern int android_gles_fast_pipes; 49 50 /* Write the path of the Unix socket we're going to use to access GLES on a given <port> */ 51 /* The result is only valid on Unix systems */ 52 void android_gles_unix_path(char* buff, size_t buffsize, int port); 53 54 #endif /* ANDROID_OPENGLES_H */ 55