patch up some savestate issues

[pcsx_rearmed.git] / frontend / libretro.c

diff --git a/frontend/libretro.c b/frontend/libretro.c
index f275ca3..b8b1166 100644 (file)
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -29,7 +29,6 @@
 #include "../libpcsxcore/r3000a.h"
 #include "../plugins/dfsound/out.h"
 #include "../plugins/dfsound/spu_config.h"
-#include "../plugins/dfinput/externals.h"
 #include "cspace.h"
 #include "main.h"
 #include "menu.h"
@@ -81,6 +80,7 @@ static void *vout_buf;
 static void *vout_buf_ptr;
 static int vout_width, vout_height;
 static int vout_fb_dirty;
+static int psx_w, psx_h;
 static bool vout_can_dupe;
 static bool duping_enable;
 static bool found_bios;
@@ -240,6 +240,8 @@ static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
 {
    vout_width = w;
    vout_height = h;
+   psx_w = raw_w;
+   psx_h = raw_h;
 
    if (previous_width != vout_width || previous_height != vout_height)
    {
@@ -514,7 +516,7 @@ void plat_trigger_vibrate(int pad, int low, int high)
    }
 }
 
-void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
+void pl_gun_byte2(int port, unsigned char byte)
 {
 }
 
@@ -2468,19 +2470,21 @@ 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;
+      in_analog_left[port][1] = 65536;
    }
    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);
+      in_analog_left[port][0] = ((gunx * GunconAdjustRatioX) + (GunconAdjustX * 655)) / 64 + 512;
+      in_analog_left[port][1] = ((guny * GunconAdjustRatioY) + (GunconAdjustY * 655)) / 64 + 512;
    }
        
    //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
@@ -3116,7 +3120,6 @@ void retro_init(void)
 #endif
    pl_rearmed_cbs.gpu_peops.iUseDither = 1;
    pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
-   spu_config.iUseFixedUpdates = 1;
 
    SaveFuncs.open = save_open;
    SaveFuncs.read = save_read;