nkeynes@1239 | 1 | /**
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nkeynes@1239 | 2 | * $Id$
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nkeynes@1239 | 3 | *
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nkeynes@1245 | 4 | * Native shims for the Android front-end (implemented in Java).
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nkeynes@1245 | 5 | *
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nkeynes@1245 | 6 | * This is complicated by the fact that all the emulation runs in a
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nkeynes@1245 | 7 | * separate thread.
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nkeynes@1239 | 8 | *
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nkeynes@1239 | 9 | * Copyright (c) 2012 Nathan Keynes.
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nkeynes@1239 | 10 | *
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nkeynes@1239 | 11 | * This program is free software; you can redistribute it and/or modify
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nkeynes@1239 | 12 | * it under the terms of the GNU General Public License as published by
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nkeynes@1239 | 13 | * the Free Software Foundation; either version 2 of the License, or
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nkeynes@1239 | 14 | * (at your option) any later version.
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nkeynes@1239 | 15 | *
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nkeynes@1239 | 16 | * This program is distributed in the hope that it will be useful,
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nkeynes@1239 | 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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nkeynes@1239 | 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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nkeynes@1239 | 19 | * GNU General Public License for more details.
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nkeynes@1239 | 20 | */
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nkeynes@1239 | 21 |
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nkeynes@1239 | 22 | #include <jni.h>
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nkeynes@1245 | 23 | #include <pthread.h>
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nkeynes@1239 | 24 | #include <android/log.h>
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nkeynes@1245 | 25 | #include <android/native_window_jni.h>
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nkeynes@1239 | 26 | #include <libisofs.h>
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nkeynes@1245 | 27 | #include "dream.h"
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nkeynes@1239 | 28 | #include "dreamcast.h"
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nkeynes@1239 | 29 | #include "gui.h"
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nkeynes@1239 | 30 | #include "config.h"
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nkeynes@1241 | 31 | #include "lxpaths.h"
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nkeynes@1245 | 32 | #include "tqueue.h"
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nkeynes@1239 | 33 | #include "display.h"
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nkeynes@1239 | 34 | #include "gdlist.h"
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nkeynes@1245 | 35 | #include "gdrom/gdrom.h"
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nkeynes@1239 | 36 | #include "hotkeys.h"
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nkeynes@1239 | 37 | #include "serial.h"
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nkeynes@1239 | 38 | #include "aica/audio.h"
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nkeynes@1245 | 39 | #include "drivers/video_egl.h"
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nkeynes@1239 | 40 | #include "maple/maple.h"
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nkeynes@1239 | 41 | #include "vmu/vmulist.h"
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nkeynes@1239 | 42 |
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nkeynes@1245 | 43 | struct surface_info {
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nkeynes@1245 | 44 | ANativeWindow *win;
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nkeynes@1245 | 45 | int width, height, format;
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nkeynes@1245 | 46 | };
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nkeynes@1245 | 47 |
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nkeynes@1245 | 48 | static struct surface_info current_surface;
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nkeynes@1245 | 49 | static const char *appHome = NULL;
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nkeynes@1245 | 50 |
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nkeynes@1245 | 51 | /**
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nkeynes@1245 | 52 | * Count of running nanoseconds - used to cut back on the GUI runtime
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nkeynes@1245 | 53 | */
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nkeynes@1245 | 54 | static uint32_t android_gui_nanos = 0;
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nkeynes@1245 | 55 | static uint32_t android_gui_ticks = 0;
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nkeynes@1245 | 56 | static struct timeval android_gui_lasttv;
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nkeynes@1245 | 57 |
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nkeynes@1245 | 58 |
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nkeynes@1245 | 59 | void android_gui_start( void )
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nkeynes@1239 | 60 | {
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nkeynes@1245 | 61 | /* Dreamcast starting up hook */
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nkeynes@1245 | 62 | }
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nkeynes@1245 | 63 |
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nkeynes@1245 | 64 | void android_gui_stop( void )
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nkeynes@1245 | 65 | {
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nkeynes@1245 | 66 | /* Dreamcast stopping hook */
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nkeynes@1245 | 67 | }
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nkeynes@1245 | 68 |
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nkeynes@1245 | 69 | void android_gui_reset( void )
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nkeynes@1245 | 70 | {
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nkeynes@1245 | 71 | /* Dreamcast reset hook */
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nkeynes@1245 | 72 | }
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nkeynes@1245 | 73 |
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nkeynes@1245 | 74 | /**
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nkeynes@1245 | 75 | * The main emulation thread. (as opposed to the UI thread).
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nkeynes@1245 | 76 | */
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nkeynes@1245 | 77 | void *android_thread_main(void *data)
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nkeynes@1245 | 78 | {
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nkeynes@1245 | 79 | while(1) {
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nkeynes@1245 | 80 | tqueue_process_wait();
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nkeynes@1245 | 81 | }
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nkeynes@1245 | 82 | return NULL;
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nkeynes@1245 | 83 | }
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nkeynes@1245 | 84 |
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nkeynes@1245 | 85 | int android_set_surface(void *data)
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nkeynes@1245 | 86 | {
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nkeynes@1245 | 87 | struct surface_info *surface = (struct surface_info *)data;
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nkeynes@1245 | 88 | video_egl_set_window(surface->win, surface->width, surface->height, surface->format);
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nkeynes@1245 | 89 | return 0;
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nkeynes@1245 | 90 | }
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nkeynes@1245 | 91 |
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nkeynes@1245 | 92 | int android_clear_surface(void *data)
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nkeynes@1245 | 93 | {
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nkeynes@1245 | 94 | struct surface_info *surface = (struct surface_info *)data;
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nkeynes@1245 | 95 |
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nkeynes@1245 | 96 | if( dreamcast_is_running() ) {
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nkeynes@1245 | 97 | dreamcast_stop();
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nkeynes@1245 | 98 | }
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nkeynes@1245 | 99 | video_egl_clear_window();
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nkeynes@1245 | 100 | ANativeWindow_release(surface->win);
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nkeynes@1245 | 101 | surface->win = NULL;
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nkeynes@1245 | 102 | return 0;
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nkeynes@1245 | 103 | }
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nkeynes@1245 | 104 |
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nkeynes@1245 | 105 | static pthread_t dreamcast_thread;
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nkeynes@1245 | 106 |
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nkeynes@1245 | 107 | void android_start_thread()
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nkeynes@1245 | 108 | {
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nkeynes@1245 | 109 | pthread_attr_t attr;
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nkeynes@1245 | 110 |
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nkeynes@1245 | 111 | pthread_attr_init(&attr);
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nkeynes@1245 | 112 | pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
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nkeynes@1245 | 113 | int status = pthread_create(&dreamcast_thread, &attr, android_thread_main, NULL);
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nkeynes@1245 | 114 | if( status != 0 ) {
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nkeynes@1245 | 115 | /* Handle errors */
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nkeynes@1245 | 116 | }
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nkeynes@1245 | 117 | }
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nkeynes@1245 | 118 |
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nkeynes@1245 | 119 | /** tqueue callback wrapper to get the right call type for simple events */
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nkeynes@1245 | 120 | int android_callback_wrapper( void *fn )
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nkeynes@1245 | 121 | {
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nkeynes@1245 | 122 | void (*cast_fn)(void) = fn;
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nkeynes@1245 | 123 | cast_fn();
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nkeynes@1245 | 124 | }
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nkeynes@1245 | 125 |
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nkeynes@1245 | 126 | int android_mount_disc( void *data )
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nkeynes@1245 | 127 | {
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nkeynes@1245 | 128 | char *s = (char *)data;
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nkeynes@1245 | 129 | ERROR err;
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nkeynes@1245 | 130 | gboolean result = gdrom_mount_image( s, &err ); /* TODO: Report error */
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nkeynes@1241 | 131 | return result;
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nkeynes@1241 | 132 | }
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nkeynes@1241 | 133 |
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nkeynes@1245 | 134 | int android_toggle_run( void *data )
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nkeynes@1245 | 135 | {
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nkeynes@1245 | 136 | if( dreamcast_is_running() ) {
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nkeynes@1245 | 137 | dreamcast_stop();
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nkeynes@1245 | 138 | } else {
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nkeynes@1245 | 139 | dreamcast_run();
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nkeynes@1245 | 140 | }
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nkeynes@1245 | 141 | }
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nkeynes@1241 | 142 |
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nkeynes@1245 | 143 | uint32_t android_gui_run_slice( uint32_t nanosecs )
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nkeynes@1241 | 144 | {
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nkeynes@1245 | 145 | android_gui_nanos += nanosecs;
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nkeynes@1245 | 146 | if( android_gui_nanos > GUI_TICK_PERIOD ) { /* 10 ms */
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nkeynes@1245 | 147 | android_gui_nanos -= GUI_TICK_PERIOD;
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nkeynes@1245 | 148 | android_gui_ticks ++;
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nkeynes@1245 | 149 | uint32_t current_period = android_gui_ticks * GUI_TICK_PERIOD;
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nkeynes@1245 | 150 |
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nkeynes@1245 | 151 | // Run the event loop
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nkeynes@1245 | 152 | tqueue_process_all();
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nkeynes@1245 | 153 |
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nkeynes@1245 | 154 | struct timeval tv;
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nkeynes@1245 | 155 | gettimeofday(&tv,NULL);
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nkeynes@1245 | 156 | uint32_t ns = ((tv.tv_sec - android_gui_lasttv.tv_sec) * 1000000000) +
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nkeynes@1245 | 157 | (tv.tv_usec - android_gui_lasttv.tv_usec)*1000;
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nkeynes@1245 | 158 | if( (ns * 1.05) < current_period ) {
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nkeynes@1245 | 159 | // We've gotten ahead - sleep for a little bit
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nkeynes@1245 | 160 | struct timespec tv;
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nkeynes@1245 | 161 | tv.tv_sec = 0;
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nkeynes@1245 | 162 | tv.tv_nsec = current_period - ns;
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nkeynes@1245 | 163 | nanosleep(&tv, &tv);
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nkeynes@1245 | 164 | }
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nkeynes@1245 | 165 |
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nkeynes@1245 | 166 | #if 0
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nkeynes@1245 | 167 | /* Update the display every 10 ticks (ie 10 times a second) and
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nkeynes@1245 | 168 | * save the current tv value */
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nkeynes@1245 | 169 | if( android_gui_ticks > 10 ) {
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nkeynes@1245 | 170 | android_gui_ticks -= 10;
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nkeynes@1245 | 171 |
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nkeynes@1245 | 172 | double speed = (float)( (double)current_period * 100.0 / ns );
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nkeynes@1245 | 173 | android_gui_lasttv.tv_sec = tv.tv_sec;
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nkeynes@1245 | 174 | android_gui_lasttv.tv_usec = tv.tv_usec;
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nkeynes@1245 | 175 | main_window_set_speed( main_win, speed );
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nkeynes@1245 | 176 | }
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nkeynes@1245 | 177 | #endif
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nkeynes@1245 | 178 | }
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nkeynes@1245 | 179 | return nanosecs;
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nkeynes@1245 | 180 |
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nkeynes@1245 | 181 |
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nkeynes@1245 | 182 | }
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nkeynes@1245 | 183 |
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nkeynes@1245 | 184 | struct dreamcast_module android_gui_module = { "gui", NULL,
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nkeynes@1245 | 185 | android_gui_reset,
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nkeynes@1245 | 186 | android_gui_start,
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nkeynes@1245 | 187 | android_gui_run_slice,
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nkeynes@1245 | 188 | android_gui_stop,
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nkeynes@1245 | 189 | NULL, NULL };
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nkeynes@1245 | 190 |
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nkeynes@1245 | 191 | gboolean gui_error_dialog( const char *fmt, ... )
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nkeynes@1245 | 192 | {
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nkeynes@1245 | 193 | return FALSE; /* TODO */
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nkeynes@1245 | 194 | }
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nkeynes@1245 | 195 |
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nkeynes@1245 | 196 | void gui_update_state()
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nkeynes@1245 | 197 | {
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nkeynes@1245 | 198 | /* TODO */
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nkeynes@1245 | 199 | }
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nkeynes@1245 | 200 |
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nkeynes@1245 | 201 | void gui_set_use_grab( gboolean grab )
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nkeynes@1245 | 202 | {
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nkeynes@1245 | 203 | /* No implementation - mouse grab doesn't exist */
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nkeynes@1245 | 204 | }
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nkeynes@1245 | 205 |
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nkeynes@1245 | 206 | void gui_update_io_activity( io_activity_type activity, gboolean active )
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nkeynes@1245 | 207 | {
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nkeynes@1245 | 208 | /* No implementation */
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nkeynes@1245 | 209 | }
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nkeynes@1245 | 210 |
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nkeynes@1245 | 211 | void gui_do_later( do_later_callback_t func )
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nkeynes@1245 | 212 | {
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nkeynes@1245 | 213 | func(); /* TODO */
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nkeynes@1245 | 214 | }
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nkeynes@1245 | 215 |
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nkeynes@1245 | 216 | static void android_init( const char *appHomeDir )
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nkeynes@1245 | 217 | {
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nkeynes@1245 | 218 | set_global_log_level("info");
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nkeynes@1245 | 219 | appHome = appHomeDir;
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nkeynes@1241 | 220 | const char *confFile = g_strdup_printf("%s/lxdreamrc", appHome);
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nkeynes@1241 | 221 | set_user_data_path(appHome);
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nkeynes@1241 | 222 | lxdream_set_config_filename( confFile );
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nkeynes@1239 | 223 | lxdream_make_config_dir( );
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nkeynes@1239 | 224 | lxdream_load_config( );
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nkeynes@1239 | 225 | iso_init();
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nkeynes@1239 | 226 | gdrom_list_init();
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nkeynes@1239 | 227 | vmulist_init();
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nkeynes@1239 | 228 | dreamcast_init(1);
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nkeynes@1239 | 229 |
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nkeynes@1245 | 230 | dreamcast_register_module( &android_gui_module );
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nkeynes@1239 | 231 | audio_init_driver(NULL);
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nkeynes@1239 | 232 | display_driver_t display_driver = get_display_driver_by_name(NULL);
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nkeynes@1239 | 233 | display_set_driver(display_driver);
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nkeynes@1239 | 234 |
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nkeynes@1239 | 235 | hotkeys_init();
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nkeynes@1239 | 236 | serial_init();
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nkeynes@1239 | 237 | maple_reattach_all();
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nkeynes@1253 | 238 |
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nkeynes@1253 | 239 | ERROR err;
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nkeynes@1253 | 240 | gchar *disc_file = lxdream_get_global_config_path_value( CONFIG_GDROM );
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nkeynes@1253 | 241 | if( disc_file != NULL ) {
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nkeynes@1253 | 242 | gboolean ok = gdrom_mount_image( disc_file, &err );
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nkeynes@1253 | 243 | g_free(disc_file);
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nkeynes@1253 | 244 | if( !ok ) {
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nkeynes@1253 | 245 | WARN( err.msg );
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nkeynes@1253 | 246 | } else {
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nkeynes@1253 | 247 | INFO( "Mounted %s", disc_file );
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nkeynes@1253 | 248 | }
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nkeynes@1253 | 249 | }
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nkeynes@1253 | 250 |
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nkeynes@1239 | 251 | INFO( "%s! ready...", APP_NAME );
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nkeynes@1245 | 252 | android_start_thread();
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nkeynes@1239 | 253 | }
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nkeynes@1239 | 254 |
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nkeynes@1245 | 255 |
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nkeynes@1245 | 256 | /************************* Dreamcast native entry points **************************/
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nkeynes@1245 | 257 |
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nkeynes@1245 | 258 | static char *getStringChars( JNIEnv *env, jstring str );
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nkeynes@1245 | 259 |
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nkeynes@1245 | 260 | /**
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nkeynes@1245 | 261 | * Main initialization entry point. We need to do all the setup that main()
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nkeynes@1245 | 262 | * would normally do, as well as any UI specific setup.
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nkeynes@1245 | 263 | */
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nkeynes@1245 | 264 | JNIEXPORT void JNICALL Java_org_lxdream_Dreamcast_init(JNIEnv * env, jclass obj, jstring homeDir )
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nkeynes@1239 | 265 | {
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nkeynes@1245 | 266 | android_init( getStringChars(env, homeDir) );
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nkeynes@1239 | 267 | }
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nkeynes@1239 | 268 |
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nkeynes@1241 | 269 | JNIEXPORT void JNICALL Java_org_lxdream_Dreamcast_run(JNIEnv * env, jclass obj)
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nkeynes@1239 | 270 | {
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nkeynes@1245 | 271 | tqueue_post_message( android_callback_wrapper, dreamcast_run );
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nkeynes@1245 | 272 | }
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nkeynes@1245 | 273 |
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nkeynes@1245 | 274 | JNIEXPORT void JNICALL Java_org_lxdream_Dreamcast_toggleRun(JNIEnv * env, jclass obj)
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nkeynes@1245 | 275 | {
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nkeynes@1245 | 276 | tqueue_post_message( android_toggle_run, NULL );
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nkeynes@1245 | 277 | }
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nkeynes@1245 | 278 |
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nkeynes@1245 | 279 | JNIEXPORT void JNICALL Java_org_lxdream_Dreamcast_reset(JNIEnv * env, jclass obj)
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nkeynes@1245 | 280 | {
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nkeynes@1245 | 281 | tqueue_post_message( android_callback_wrapper, dreamcast_reset );
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nkeynes@1239 | 282 | }
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nkeynes@1239 | 283 |
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nkeynes@1241 | 284 | JNIEXPORT void JNICALL Java_org_lxdream_Dreamcast_stop(JNIEnv * env, jclass obj)
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nkeynes@1239 | 285 | {
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nkeynes@1245 | 286 | /* Need to make sure this completely shuts down before we return */
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nkeynes@1245 | 287 | tqueue_send_message( android_callback_wrapper, dreamcast_stop );
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nkeynes@1239 | 288 | }
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nkeynes@1239 | 289 |
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nkeynes@1245 | 290 | JNIEXPORT jboolean JNICALL Java_org_lxdream_Dreamcast_isRunning(JNIEnv *env, jclass obj)
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nkeynes@1239 | 291 | {
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nkeynes@1245 | 292 | return dreamcast_is_running();
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nkeynes@1239 | 293 | }
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nkeynes@1239 | 294 |
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nkeynes@1245 | 295 | JNIEXPORT jboolean JNICALL Java_org_lxdream_Dreamcast_isRunnable(JNIEnv *env, jclass obj)
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nkeynes@1239 | 296 | {
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nkeynes@1245 | 297 | return dreamcast_can_run();
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nkeynes@1239 | 298 | }
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nkeynes@1239 | 299 |
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nkeynes@1245 | 300 | JNIEXPORT jboolean JNICALL Java_org_lxdream_Dreamcast_mount(JNIEnv *env, jclass obj, jstring str)
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nkeynes@1245 | 301 | {
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nkeynes@1245 | 302 | char *s = getStringChars(env, str);
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nkeynes@1245 | 303 | return tqueue_send_message( android_mount_disc, s );
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nkeynes@1239 | 304 | }
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nkeynes@1239 | 305 |
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nkeynes@1245 | 306 | JNIEXPORT jboolean JNICALL Java_org_lxdream_Dreamcast_unmount(JNIEnv *env, jclass obj)
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nkeynes@1239 | 307 | {
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nkeynes@1245 | 308 | tqueue_post_message( android_callback_wrapper, gdrom_unmount_disc );
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nkeynes@1239 | 309 | }
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nkeynes@1239 | 310 |
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nkeynes@1245 | 311 |
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nkeynes@1245 | 312 | /************************* LxdreamView native entry points **************************/
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nkeynes@1245 | 313 |
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nkeynes@1245 | 314 | JNIEXPORT void JNICALL Java_org_lxdream_LxdreamView_setSurface(JNIEnv * env, jobject view, jobject surface, jint width, jint height)
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nkeynes@1239 | 315 | {
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nkeynes@1245 | 316 | current_surface.win = ANativeWindow_fromSurface(env, surface);
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nkeynes@1245 | 317 | current_surface.width = width;
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nkeynes@1245 | 318 | current_surface.height = height;
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nkeynes@1245 | 319 | int fmt = ANativeWindow_getFormat(current_surface.win);
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nkeynes@1245 | 320 | if( fmt == WINDOW_FORMAT_RGB_565 ) {
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nkeynes@1245 | 321 | current_surface.format = COLFMT_RGB565;
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nkeynes@1245 | 322 | } else {
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nkeynes@1245 | 323 | current_surface.format = COLFMT_RGB888;
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nkeynes@1245 | 324 | }
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nkeynes@1245 | 325 | tqueue_post_message( android_set_surface, ¤t_surface );
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nkeynes@1239 | 326 | }
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nkeynes@1239 | 327 |
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nkeynes@1245 | 328 | JNIEXPORT void JNICALL Java_org_lxdream_LxdreamView_clearSurface(JNIEnv * env, jobject view, jobject surface)
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nkeynes@1239 | 329 | {
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nkeynes@1245 | 330 | /* Need to make sure this completely shuts down before we return */
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nkeynes@1245 | 331 | tqueue_send_message( android_clear_surface, ¤t_surface );
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nkeynes@1239 | 332 | }
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nkeynes@1239 | 333 |
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nkeynes@1245 | 334 |
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nkeynes@1245 | 335 | /************************* JNI Support functions **************************/
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nkeynes@1245 | 336 |
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nkeynes@1245 | 337 | static char *getStringChars( JNIEnv *env, jstring str )
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nkeynes@1239 | 338 | {
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nkeynes@1245 | 339 | jboolean iscopy;
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nkeynes@1245 | 340 | const char *p = (*env)->GetStringUTFChars(env, str, &iscopy);
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nkeynes@1245 | 341 | char *result = strdup(p);
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nkeynes@1245 | 342 | (*env)->ReleaseStringUTFChars(env,str,p);
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nkeynes@1245 | 343 | return result;
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nkeynes@1239 | 344 | }
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