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@1282 | 42 | #include "pvr2/pvr2.h"
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nkeynes@1239 | 43 |
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nkeynes@1245 | 44 | struct surface_info {
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nkeynes@1245 | 45 | ANativeWindow *win;
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nkeynes@1245 | 46 | int width, height, format;
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nkeynes@1245 | 47 | };
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nkeynes@1245 | 48 |
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nkeynes@1275 | 49 | static struct surface_info current_surface = { NULL, 0, 0, 0 };
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nkeynes@1245 | 50 | static const char *appHome = NULL;
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nkeynes@1245 | 51 |
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nkeynes@1245 | 52 | /**
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nkeynes@1245 | 53 | * Count of running nanoseconds - used to cut back on the GUI runtime
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nkeynes@1245 | 54 | */
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nkeynes@1245 | 55 | static uint32_t android_gui_nanos = 0;
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nkeynes@1245 | 56 | static uint32_t android_gui_ticks = 0;
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nkeynes@1245 | 57 | static struct timeval android_gui_lasttv;
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nkeynes@1245 | 58 |
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nkeynes@1245 | 59 |
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nkeynes@1245 | 60 | void android_gui_start( void )
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nkeynes@1239 | 61 | {
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nkeynes@1245 | 62 | /* Dreamcast starting up hook */
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nkeynes@1245 | 63 | }
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nkeynes@1245 | 64 |
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nkeynes@1245 | 65 | void android_gui_stop( void )
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nkeynes@1245 | 66 | {
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nkeynes@1245 | 67 | /* Dreamcast stopping hook */
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nkeynes@1245 | 68 | }
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nkeynes@1245 | 69 |
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nkeynes@1245 | 70 | void android_gui_reset( void )
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nkeynes@1245 | 71 | {
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nkeynes@1245 | 72 | /* Dreamcast reset hook */
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nkeynes@1245 | 73 | }
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nkeynes@1245 | 74 |
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nkeynes@1245 | 75 | /**
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nkeynes@1245 | 76 | * The main emulation thread. (as opposed to the UI thread).
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nkeynes@1245 | 77 | */
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nkeynes@1245 | 78 | void *android_thread_main(void *data)
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nkeynes@1245 | 79 | {
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nkeynes@1245 | 80 | while(1) {
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nkeynes@1245 | 81 | tqueue_process_wait();
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nkeynes@1245 | 82 | }
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nkeynes@1245 | 83 | return NULL;
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nkeynes@1245 | 84 | }
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nkeynes@1245 | 85 |
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nkeynes@1245 | 86 | int android_set_surface(void *data)
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nkeynes@1245 | 87 | {
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nkeynes@1245 | 88 | struct surface_info *surface = (struct surface_info *)data;
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nkeynes@1245 | 89 | video_egl_set_window(surface->win, surface->width, surface->height, surface->format);
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nkeynes@1282 | 90 | pvr2_restore_render_buffers();
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nkeynes@1282 | 91 | pvr2_draw_frame();
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nkeynes@1277 | 92 | INFO( "set_surface" );
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nkeynes@1245 | 93 | return 0;
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nkeynes@1245 | 94 | }
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nkeynes@1245 | 95 |
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nkeynes@1245 | 96 | int android_clear_surface(void *data)
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nkeynes@1245 | 97 | {
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nkeynes@1245 | 98 | struct surface_info *surface = (struct surface_info *)data;
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nkeynes@1245 | 99 |
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nkeynes@1277 | 100 | if( dreamcast_is_running() ) {
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nkeynes@1277 | 101 | dreamcast_stop(); /* Should already be stopped, but just in case */
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nkeynes@1277 | 102 | }
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nkeynes@1282 | 103 | pvr2_preserve_render_buffers();
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nkeynes@1277 | 104 | video_egl_clear_window();
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nkeynes@1245 | 105 | ANativeWindow_release(surface->win);
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nkeynes@1245 | 106 | surface->win = NULL;
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nkeynes@1277 | 107 | INFO( "clear_surface" );
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nkeynes@1245 | 108 | return 0;
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nkeynes@1245 | 109 | }
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nkeynes@1245 | 110 |
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nkeynes@1245 | 111 | static pthread_t dreamcast_thread;
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nkeynes@1245 | 112 |
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nkeynes@1245 | 113 | void android_start_thread()
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nkeynes@1245 | 114 | {
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nkeynes@1245 | 115 | pthread_attr_t attr;
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nkeynes@1245 | 116 |
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nkeynes@1245 | 117 | pthread_attr_init(&attr);
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nkeynes@1245 | 118 | pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
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nkeynes@1282 | 119 | pthread_attr_setstacksize(&attr,2048*1024);
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nkeynes@1245 | 120 | int status = pthread_create(&dreamcast_thread, &attr, android_thread_main, NULL);
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nkeynes@1245 | 121 | if( status != 0 ) {
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nkeynes@1245 | 122 | /* Handle errors */
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nkeynes@1245 | 123 | }
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nkeynes@1245 | 124 | }
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nkeynes@1245 | 125 |
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nkeynes@1245 | 126 | /** tqueue callback wrapper to get the right call type for simple events */
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nkeynes@1245 | 127 | int android_callback_wrapper( void *fn )
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nkeynes@1245 | 128 | {
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nkeynes@1245 | 129 | void (*cast_fn)(void) = fn;
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nkeynes@1245 | 130 | cast_fn();
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nkeynes@1245 | 131 | }
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nkeynes@1245 | 132 |
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nkeynes@1245 | 133 | int android_mount_disc( void *data )
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nkeynes@1245 | 134 | {
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nkeynes@1245 | 135 | char *s = (char *)data;
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nkeynes@1245 | 136 | ERROR err;
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nkeynes@1245 | 137 | gboolean result = gdrom_mount_image( s, &err ); /* TODO: Report error */
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nkeynes@1241 | 138 | return result;
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nkeynes@1241 | 139 | }
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nkeynes@1241 | 140 |
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nkeynes@1245 | 141 | int android_toggle_run( void *data )
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nkeynes@1245 | 142 | {
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nkeynes@1245 | 143 | if( dreamcast_is_running() ) {
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nkeynes@1245 | 144 | dreamcast_stop();
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nkeynes@1245 | 145 | } else {
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nkeynes@1245 | 146 | dreamcast_run();
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nkeynes@1245 | 147 | }
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nkeynes@1245 | 148 | }
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nkeynes@1241 | 149 |
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nkeynes@1245 | 150 | uint32_t android_gui_run_slice( uint32_t nanosecs )
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nkeynes@1241 | 151 | {
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nkeynes@1245 | 152 | android_gui_nanos += nanosecs;
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nkeynes@1245 | 153 | if( android_gui_nanos > GUI_TICK_PERIOD ) { /* 10 ms */
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nkeynes@1245 | 154 | android_gui_nanos -= GUI_TICK_PERIOD;
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nkeynes@1245 | 155 | android_gui_ticks ++;
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nkeynes@1245 | 156 | uint32_t current_period = android_gui_ticks * GUI_TICK_PERIOD;
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nkeynes@1245 | 157 |
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nkeynes@1245 | 158 | // Run the event loop
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nkeynes@1245 | 159 | tqueue_process_all();
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nkeynes@1245 | 160 |
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nkeynes@1245 | 161 | struct timeval tv;
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nkeynes@1245 | 162 | gettimeofday(&tv,NULL);
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nkeynes@1245 | 163 | uint32_t ns = ((tv.tv_sec - android_gui_lasttv.tv_sec) * 1000000000) +
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nkeynes@1245 | 164 | (tv.tv_usec - android_gui_lasttv.tv_usec)*1000;
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nkeynes@1245 | 165 | if( (ns * 1.05) < current_period ) {
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nkeynes@1245 | 166 | // We've gotten ahead - sleep for a little bit
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nkeynes@1245 | 167 | struct timespec tv;
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nkeynes@1245 | 168 | tv.tv_sec = 0;
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nkeynes@1245 | 169 | tv.tv_nsec = current_period - ns;
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nkeynes@1245 | 170 | nanosleep(&tv, &tv);
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nkeynes@1245 | 171 | }
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nkeynes@1245 | 172 |
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nkeynes@1245 | 173 | #if 0
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nkeynes@1245 | 174 | /* Update the display every 10 ticks (ie 10 times a second) and
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nkeynes@1245 | 175 | * save the current tv value */
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nkeynes@1245 | 176 | if( android_gui_ticks > 10 ) {
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nkeynes@1245 | 177 | android_gui_ticks -= 10;
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nkeynes@1245 | 178 |
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nkeynes@1245 | 179 | double speed = (float)( (double)current_period * 100.0 / ns );
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nkeynes@1245 | 180 | android_gui_lasttv.tv_sec = tv.tv_sec;
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nkeynes@1245 | 181 | android_gui_lasttv.tv_usec = tv.tv_usec;
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nkeynes@1245 | 182 | main_window_set_speed( main_win, speed );
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nkeynes@1245 | 183 | }
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nkeynes@1245 | 184 | #endif
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nkeynes@1245 | 185 | }
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nkeynes@1245 | 186 | return nanosecs;
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nkeynes@1245 | 187 |
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nkeynes@1245 | 188 |
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nkeynes@1245 | 189 | }
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nkeynes@1245 | 190 |
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nkeynes@1245 | 191 | struct dreamcast_module android_gui_module = { "gui", NULL,
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nkeynes@1245 | 192 | android_gui_reset,
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nkeynes@1245 | 193 | android_gui_start,
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nkeynes@1245 | 194 | android_gui_run_slice,
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nkeynes@1245 | 195 | android_gui_stop,
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nkeynes@1245 | 196 | NULL, NULL };
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nkeynes@1245 | 197 |
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nkeynes@1245 | 198 | gboolean gui_error_dialog( const char *fmt, ... )
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nkeynes@1245 | 199 | {
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nkeynes@1245 | 200 | return FALSE; /* TODO */
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nkeynes@1245 | 201 | }
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nkeynes@1245 | 202 |
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nkeynes@1245 | 203 | void gui_update_state()
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nkeynes@1245 | 204 | {
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nkeynes@1245 | 205 | /* TODO */
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nkeynes@1245 | 206 | }
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nkeynes@1245 | 207 |
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nkeynes@1245 | 208 | void gui_set_use_grab( gboolean grab )
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nkeynes@1245 | 209 | {
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nkeynes@1245 | 210 | /* No implementation - mouse grab doesn't exist */
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nkeynes@1245 | 211 | }
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nkeynes@1245 | 212 |
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nkeynes@1245 | 213 | void gui_update_io_activity( io_activity_type activity, gboolean active )
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nkeynes@1245 | 214 | {
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nkeynes@1245 | 215 | /* No implementation */
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nkeynes@1245 | 216 | }
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nkeynes@1245 | 217 |
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nkeynes@1245 | 218 | void gui_do_later( do_later_callback_t func )
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nkeynes@1245 | 219 | {
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nkeynes@1245 | 220 | func(); /* TODO */
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nkeynes@1245 | 221 | }
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nkeynes@1245 | 222 |
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nkeynes@1245 | 223 | static void android_init( const char *appHomeDir )
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nkeynes@1245 | 224 | {
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nkeynes@1245 | 225 | set_global_log_level("info");
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nkeynes@1245 | 226 | appHome = appHomeDir;
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nkeynes@1241 | 227 | const char *confFile = g_strdup_printf("%s/lxdreamrc", appHome);
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nkeynes@1241 | 228 | set_user_data_path(appHome);
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nkeynes@1241 | 229 | lxdream_set_config_filename( confFile );
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nkeynes@1239 | 230 | lxdream_make_config_dir( );
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nkeynes@1239 | 231 | lxdream_load_config( );
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nkeynes@1239 | 232 | iso_init();
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nkeynes@1239 | 233 | gdrom_list_init();
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nkeynes@1239 | 234 | vmulist_init();
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nkeynes@1239 | 235 | dreamcast_init(1);
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nkeynes@1239 | 236 |
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nkeynes@1245 | 237 | dreamcast_register_module( &android_gui_module );
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nkeynes@1239 | 238 | audio_init_driver(NULL);
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nkeynes@1239 | 239 | display_driver_t display_driver = get_display_driver_by_name(NULL);
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nkeynes@1239 | 240 | display_set_driver(display_driver);
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nkeynes@1239 | 241 |
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nkeynes@1239 | 242 | hotkeys_init();
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nkeynes@1239 | 243 | serial_init();
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nkeynes@1239 | 244 | maple_reattach_all();
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nkeynes@1253 | 245 |
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nkeynes@1253 | 246 | ERROR err;
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nkeynes@1253 | 247 | gchar *disc_file = lxdream_get_global_config_path_value( CONFIG_GDROM );
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nkeynes@1253 | 248 | if( disc_file != NULL ) {
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nkeynes@1253 | 249 | gboolean ok = gdrom_mount_image( disc_file, &err );
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nkeynes@1253 | 250 | g_free(disc_file);
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nkeynes@1253 | 251 | if( !ok ) {
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nkeynes@1253 | 252 | WARN( err.msg );
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nkeynes@1253 | 253 | } else {
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nkeynes@1253 | 254 | INFO( "Mounted %s", disc_file );
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nkeynes@1253 | 255 | }
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nkeynes@1253 | 256 | }
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nkeynes@1253 | 257 |
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nkeynes@1239 | 258 | INFO( "%s! ready...", APP_NAME );
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nkeynes@1245 | 259 | android_start_thread();
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nkeynes@1239 | 260 | }
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nkeynes@1239 | 261 |
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nkeynes@1245 | 262 |
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nkeynes@1245 | 263 | /************************* Dreamcast native entry points **************************/
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nkeynes@1245 | 264 |
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nkeynes@1245 | 265 | static char *getStringChars( JNIEnv *env, jstring str );
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nkeynes@1245 | 266 |
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nkeynes@1245 | 267 | /**
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nkeynes@1245 | 268 | * Main initialization entry point. We need to do all the setup that main()
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nkeynes@1245 | 269 | * would normally do, as well as any UI specific setup.
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nkeynes@1245 | 270 | */
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nkeynes@1245 | 271 | JNIEXPORT void JNICALL Java_org_lxdream_Dreamcast_init(JNIEnv * env, jclass obj, jstring homeDir )
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nkeynes@1239 | 272 | {
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nkeynes@1245 | 273 | android_init( getStringChars(env, homeDir) );
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nkeynes@1239 | 274 | }
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nkeynes@1239 | 275 |
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nkeynes@1241 | 276 | JNIEXPORT void JNICALL Java_org_lxdream_Dreamcast_run(JNIEnv * env, jclass obj)
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nkeynes@1239 | 277 | {
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nkeynes@1245 | 278 | tqueue_post_message( android_callback_wrapper, dreamcast_run );
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nkeynes@1245 | 279 | }
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nkeynes@1245 | 280 |
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nkeynes@1245 | 281 | JNIEXPORT void JNICALL Java_org_lxdream_Dreamcast_toggleRun(JNIEnv * env, jclass obj)
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nkeynes@1245 | 282 | {
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nkeynes@1245 | 283 | tqueue_post_message( android_toggle_run, NULL );
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nkeynes@1245 | 284 | }
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nkeynes@1245 | 285 |
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nkeynes@1245 | 286 | JNIEXPORT void JNICALL Java_org_lxdream_Dreamcast_reset(JNIEnv * env, jclass obj)
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nkeynes@1245 | 287 | {
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nkeynes@1245 | 288 | tqueue_post_message( android_callback_wrapper, dreamcast_reset );
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nkeynes@1239 | 289 | }
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nkeynes@1239 | 290 |
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nkeynes@1241 | 291 | JNIEXPORT void JNICALL Java_org_lxdream_Dreamcast_stop(JNIEnv * env, jclass obj)
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nkeynes@1239 | 292 | {
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nkeynes@1245 | 293 | /* Need to make sure this completely shuts down before we return */
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nkeynes@1245 | 294 | tqueue_send_message( android_callback_wrapper, dreamcast_stop );
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nkeynes@1239 | 295 | }
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nkeynes@1239 | 296 |
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nkeynes@1245 | 297 | JNIEXPORT jboolean JNICALL Java_org_lxdream_Dreamcast_isRunning(JNIEnv *env, jclass obj)
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nkeynes@1239 | 298 | {
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nkeynes@1245 | 299 | return dreamcast_is_running();
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nkeynes@1239 | 300 | }
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nkeynes@1239 | 301 |
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nkeynes@1245 | 302 | JNIEXPORT jboolean JNICALL Java_org_lxdream_Dreamcast_isRunnable(JNIEnv *env, jclass obj)
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nkeynes@1239 | 303 | {
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nkeynes@1245 | 304 | return dreamcast_can_run();
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nkeynes@1239 | 305 | }
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nkeynes@1239 | 306 |
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nkeynes@1245 | 307 | JNIEXPORT jboolean JNICALL Java_org_lxdream_Dreamcast_mount(JNIEnv *env, jclass obj, jstring str)
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nkeynes@1245 | 308 | {
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nkeynes@1245 | 309 | char *s = getStringChars(env, str);
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nkeynes@1245 | 310 | return tqueue_send_message( android_mount_disc, s );
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nkeynes@1239 | 311 | }
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nkeynes@1239 | 312 |
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nkeynes@1245 | 313 | JNIEXPORT jboolean JNICALL Java_org_lxdream_Dreamcast_unmount(JNIEnv *env, jclass obj)
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nkeynes@1239 | 314 | {
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nkeynes@1245 | 315 | tqueue_post_message( android_callback_wrapper, gdrom_unmount_disc );
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nkeynes@1239 | 316 | }
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nkeynes@1239 | 317 |
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nkeynes@1245 | 318 |
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nkeynes@1245 | 319 | /************************* LxdreamView native entry points **************************/
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nkeynes@1245 | 320 |
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nkeynes@1245 | 321 | JNIEXPORT void JNICALL Java_org_lxdream_LxdreamView_setSurface(JNIEnv * env, jobject view, jobject surface, jint width, jint height)
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nkeynes@1239 | 322 | {
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nkeynes@1245 | 323 | current_surface.win = ANativeWindow_fromSurface(env, surface);
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nkeynes@1245 | 324 | current_surface.width = width;
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nkeynes@1245 | 325 | current_surface.height = height;
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nkeynes@1245 | 326 | int fmt = ANativeWindow_getFormat(current_surface.win);
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nkeynes@1245 | 327 | if( fmt == WINDOW_FORMAT_RGB_565 ) {
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nkeynes@1245 | 328 | current_surface.format = COLFMT_RGB565;
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nkeynes@1245 | 329 | } else {
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nkeynes@1245 | 330 | current_surface.format = COLFMT_RGB888;
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nkeynes@1245 | 331 | }
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nkeynes@1275 | 332 | INFO( "Setting surface" );
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nkeynes@1245 | 333 | tqueue_post_message( android_set_surface, ¤t_surface );
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nkeynes@1239 | 334 | }
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nkeynes@1239 | 335 |
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nkeynes@1245 | 336 | JNIEXPORT void JNICALL Java_org_lxdream_LxdreamView_clearSurface(JNIEnv * env, jobject view, jobject surface)
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nkeynes@1239 | 337 | {
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nkeynes@1245 | 338 | /* Need to make sure this completely shuts down before we return */
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nkeynes@1245 | 339 | tqueue_send_message( android_clear_surface, ¤t_surface );
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nkeynes@1239 | 340 | }
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nkeynes@1239 | 341 |
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nkeynes@1245 | 342 |
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nkeynes@1245 | 343 | /************************* JNI Support functions **************************/
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nkeynes@1245 | 344 |
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nkeynes@1245 | 345 | static char *getStringChars( JNIEnv *env, jstring str )
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nkeynes@1239 | 346 | {
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nkeynes@1245 | 347 | jboolean iscopy;
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nkeynes@1245 | 348 | const char *p = (*env)->GetStringUTFChars(env, str, &iscopy);
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nkeynes@1245 | 349 | char *result = strdup(p);
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nkeynes@1245 | 350 | (*env)->ReleaseStringUTFChars(env,str,p);
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nkeynes@1245 | 351 | return result;
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nkeynes@1239 | 352 | }
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