Expand usable space for GunCon

[pcsx_rearmed.git] / frontend / libretro.c

diff --git a/frontend/libretro.c b/frontend/libretro.c
index 3e74b23..8434de0 100644 (file)
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -2421,17 +2421,19 @@ static void update_input_guncon(int port, int ret)
    //Mouse range is -32767 -> 32767
    //1% is about 655
    //Use the left analog stick field to store the absolute coordinates
-   //Fix cursor to top-left when gun is detected as "offscreen"
+
+   int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
+   int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
+
+   //Have the Libretro API let /libpcsxcore/plugins.c know when the lightgun is pointed offscreen
+   //Offscreen value is chosen to be well out of range of any possible scaling done via core options
    if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_IS_OFFSCREEN) || input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD))
    {
-      in_analog_left[port][0] = -32767;
-      in_analog_left[port][1] = -32767;
+      in_analog_left[port][0] = (65536 - 512) * 64;
+      in_analog_left[port][1] = (65536 - 512) * 64;
    }
    else
    {
-      int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
-      int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
-          
       in_analog_left[port][0] = (gunx * GunconAdjustRatioX) + (GunconAdjustX * 655);
       in_analog_left[port][1] = (guny * GunconAdjustRatioY) + (GunconAdjustY * 655);
    }