vcs.maemo.org Git - drnoksnes/blob - platform/hgw.cpp

   1 #include <stdio.h>
   2 #include <hgw/hgw.h>
   3
   4 #include "platform.h"
   5 #include "hgw.h"
   6 #include "snes9x.h"
   7
   8 #define DIE(format, ...) do { \
   9                 fprintf(stderr, "Died at %s:%d: ", __FILE__, __LINE__ ); \
  10                 fprintf(stderr, format "\n", ## __VA_ARGS__); \
  11                 abort(); \
  12         } while (0);
  13
  14
  15
  16 bool hgwLaunched;
  17 static HgwContext *hgw;
  18
  19 void HgwInit()
  20 {
  21         // hildon-games-wrapper sets this env variable for itself.
  22         char* service = getenv("HGW_EXEC_SERVICE");
  23
  24         if (!service) {
  25                 // Not launched from hildon-games-wrapper
  26                 hgwLaunched = false;
  27                 return;
  28         }
  29
  30         hgw = hgw_context_init();
  31
  32         if (!hgw) {
  33                 fprintf(stderr, "Error opening hgw context\n");
  34                 hgwLaunched = false;
  35         }
  36
  37         hgwLaunched = true;
  38         printf("Loading in HGW mode\n");
  39 }
  40
  41 void HgwDeinit()
  42 {
  43         if (!hgwLaunched) return;
  44
  45         hgw_context_destroy(hgw,
  46                 (Config.snapshotSave ? HGW_BYE_PAUSED : HGW_BYE_INACTIVE));
  47
  48         hgw = 0;
  49 }
  50
  51 void HgwConfig()
  52 {
  53         if (!hgwLaunched) return;
  54
  55         Config.fullscreen = true;
  56
  57         char romFile[PATH_MAX + 1];
  58         if (hgw_conf_request_string(hgw, kGConfRomFile, romFile) == HGW_ERR_NONE) {
  59                 S9xSetRomFile(romFile);
  60         } else {
  61                 hgw_context_destroy(hgw, HGW_BYE_INACTIVE);
  62                 DIE("No Rom in Gconf!");
  63         }
  64
  65         char no_audio = FALSE;
  66         if (hgw_conf_request_bool(hgw, kGConfDisableAudio, &no_audio) == HGW_ERR_NONE) {
  67                 Config.enableAudio = no_audio ? true : false;
  68         }
  69
  70         char turbo = FALSE;
  71         if (hgw_conf_request_bool(hgw, kGConfTurboMode, &turbo) == HGW_ERR_NONE) {
  72                 Settings.TurboMode = turbo ? TRUE : FALSE;
  73         }
  74
  75         HgwStartCommand cmd = hgw_context_get_start_command(hgw);
  76         switch (cmd) {
  77                 default:
  78                 case HGW_COMM_NONE:     // called from libosso
  79                 case HGW_COMM_CONT:
  80                         Config.snapshotLoad = true;
  81                         Config.snapshotSave = true;
  82                         break;
  83                 case HGW_COMM_RESTART:
  84                         Config.snapshotLoad = false;
  85                         Config.snapshotSave = true;
  86                         break;
  87                 case HGW_COMM_QUIT:
  88                         // hum, what?
  89                         Config.snapshotLoad = false;
  90                         Config.snapshotSave = false;
  91                         Config.quitting = true;
  92                         break;
  93         }
  94 }
  95
  96 void HgwPollEvents()
  97 {
  98         if (!hgwLaunched) return;
  99
 100         HgwMessage msg;
 101         HgwMessageFlags flags = HGW_MSG_FLAG_NONE;
 102
 103         if ( hgw_msg_check_incoming(hgw, &msg, flags) == HGW_ERR_COMMUNICATION ) {
 104                 // Message Incoming, process msg
 105
 106                 switch (msg.type) {
 107                         case HGW_MSG_TYPE_CBREQ:
 108                                 switch (msg.e_val) {
 109                                         case HGW_CB_QUIT:
 110                                         case HGW_CB_EXIT:
 111                                                 Config.quitting = true;
 112                                                 break;
 113                                 }
 114                                 break;
 115                         case HGW_MSG_TYPE_DEVSTATE:
 116                                 switch (msg.e_val) {
 117                                         case HGW_DEVICE_STATE_SHUTDOWN:
 118                                                 Config.quitting = true; // try to quit gracefully
 119                                                 break;
 120                                 }
 121                                 break;
 122                         default:
 123                                 // do nothing
 124                                 break;
 125                 }
 126
 127                 hgw_msg_free_data(&msg);
 128         }
 129 }
 130
 131