git.maemo.org Git - drnoksnes/blob - platform/sdli.cpp

   1 #include <SDL.h>
   2
   3 #include "platform.h"
   4 #include "snes9x.h"
   5 #include "display.h"
   6
   7 #define kPollEveryNFrames       3
   8
   9 static uint32 joypads[2];
  10 static struct {
  11         unsigned x;
  12         unsigned y;
  13         bool pressed;
  14 } mouse;
  15
  16 static void processEvent(const SDL_Event& event)
  17 {
  18         switch (event.type)
  19         {
  20         case SDL_KEYDOWN:
  21                 if (Config.action[event.key.keysym.scancode])
  22                         S9xDoAction(Config.action[event.key.keysym.scancode]);
  23                 joypads[0] |= Config.joypad1Mapping[event.key.keysym.scancode];
  24                 break;
  25         case SDL_KEYUP:
  26                 joypads[0] &= ~Config.joypad1Mapping[event.key.keysym.scancode];
  27                 break;
  28         case SDL_MOUSEBUTTONUP:
  29         case SDL_MOUSEBUTTONDOWN:
  30                 mouse.x = event.button.x;
  31                 mouse.y = event.button.y;
  32                 if (Config.xsp) {
  33                         mouse.x /= 2;
  34                         mouse.y /= 2;
  35                 }
  36                 mouse.pressed = event.button.state == SDL_PRESSED;
  37                 break;
  38         case SDL_MOUSEMOTION:
  39                 mouse.x = event.motion.x;
  40                 mouse.y = event.motion.y;
  41                 if (Config.xsp) {
  42                         mouse.x /= 2;
  43                         mouse.y /= 2;
  44                 }
  45                 break;
  46         case SDL_QUIT:
  47                 Config.quitting = true;
  48                 break;
  49         }
  50 }
  51
  52 uint32 S9xReadJoypad (int which)
  53 {
  54         if (which < 0 || which > 2) {
  55                 return 0;
  56         }
  57
  58         return joypads[which];
  59 }
  60
  61 bool8 S9xReadMousePosition(int which1, int& x, int& y, uint32& buttons)
  62 {
  63         if (which1 != 0) return FALSE;
  64
  65         x = mouse.x;
  66         y = mouse.y;
  67         buttons = mouse.pressed ? 1 : 0;
  68
  69         return TRUE;
  70 }
  71
  72 bool8 S9xReadSuperScopePosition(int& x, int& y, uint32& buttons)
  73 {
  74         x = mouse.x;
  75         y = mouse.y;
  76         buttons = mouse.pressed ? 8 : 0;
  77
  78         return TRUE;
  79 }
  80
  81 void S9xProcessEvents(bool8_32 block)
  82 {
  83         SDL_Event event;
  84
  85         if (block) {
  86                 SDL_WaitEvent(&event);
  87                 processEvent(event);
  88         } else {
  89                 while(SDL_PollEvent(&event))
  90                 {
  91                         processEvent(event);
  92                 }
  93         }
  94 }
  95
  96 void S9xInitInputDevices()
  97 {
  98         joypads[0] = 0;
  99         joypads[1] = 0;
 100
 101         switch (Settings.ControllerOption) {
 102                 case SNES_JOYPAD:
 103                         joypads[0] = 0x80000000UL;
 104                         printf("Input: 1 joypad, keyboard only\n");
 105                         break;
 106                 case SNES_MOUSE:
 107                         joypads[0] = 0x80000000UL;
 108                         printf("Input: 1 joypad + mouse\n");
 109                         break;
 110                 case SNES_MOUSE_SWAPPED:
 111                         printf("Input: mouse\n");
 112                         break;
 113                 case SNES_SUPERSCOPE:
 114                         joypads[0] = 0x80000000UL;
 115                         printf("Input: 1 joypad + superscope\n");
 116                         break;
 117                 default:
 118                         printf("Input: unknown\n");
 119                         break;
 120         }
 121 }
 122
 123 void S9xDeinitInputDevices()
 124 {
 125
 126 }
 127
 128 void S9xInputFullscreenChanged()
 129 {
 130
 131 }
 132