spu: handle stop better, split main func more

[pcsx_rearmed.git] / frontend / libretro.c

diff --git a/frontend/libretro.c b/frontend/libretro.c
index 524aedf..5bc5443 100644 (file)
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -1,5 +1,5 @@
 /*
- * (C) notaz, 2012
+ * (C) notaz, 2012,2014,2015
  *
  * This work is licensed under the terms of the GNU GPLv2 or later.
  * See the COPYING file in the top-level directory.
@@ -19,6 +19,7 @@
 #include "../libpcsxcore/cdriso.h"
 #include "../libpcsxcore/cheat.h"
 #include "../plugins/dfsound/out.h"
+#include "../plugins/dfsound/spu_config.h"
 #include "../plugins/dfinput/externals.h"
 #include "cspace.h"
 #include "main.h"
@@ -32,6 +33,7 @@ static retro_input_poll_t input_poll_cb;
 static retro_input_state_t input_state_cb;
 static retro_environment_t environ_cb;
 static retro_audio_sample_batch_t audio_batch_cb;
+static struct retro_rumble_interface rumble;
 
 static void *vout_buf;
 static int vout_width, vout_height;
@@ -50,7 +52,7 @@ extern char McdDisable[2];
 int in_type1, in_type2;
 int in_a1[2] = { 127, 127 }, in_a2[2] = { 127, 127 };
 int in_keystate;
-int in_enable_vibration;
+int in_enable_vibration = 1;
 
 /* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
 #define VOUT_MAX_WIDTH 1024
@@ -195,8 +197,10 @@ void pl_timing_prepare(int is_pal)
        is_pal_mode = is_pal;
 }
 
-void plat_trigger_vibrate(int is_strong)
+void plat_trigger_vibrate(int pad, int low, int high)
 {
+    rumble.set_rumble_state(pad, RETRO_RUMBLE_STRONG, high << 8);
+    rumble.set_rumble_state(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
 }
 
 void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
@@ -237,11 +241,12 @@ void out_register_libretro(struct out_driver *drv)
 void retro_set_environment(retro_environment_t cb)
 {
    static const struct retro_variable vars[] = {
-      { "frameskip", "Frameskip; 0|1|2|3" },
-      { "region", "Region; Auto|NTSC|PAL" },
-      { "pad1type", "Pad 1 Type; standard|analog" },
+      { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
+      { "pcsx_rearmed_region", "Region; Auto|NTSC|PAL" },
+      { "pcsx_rearmed_pad1type", "Pad 1 Type; standard|analog" },
+      { "pcsx_rearmed_pad2type", "Pad 2 Type; standard|analog" },
 #ifndef DRC_DISABLE
-      { "rearmed_drc", "Dynamic recompiler; enabled|disabled" },
+      { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
 #endif
 #ifdef __ARM_NEON__
       { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
@@ -249,6 +254,8 @@ void retro_set_environment(retro_environment_t cb)
       { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
 #endif
       { "pcsx_rearmed_duping_enable", "Frame duping; on|off" },
+      { "pcsx_rearmed_spu_reverb", "Sound: Reverb; on|off" },
+      { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
       { NULL, NULL },
    };
 
@@ -276,7 +283,7 @@ void retro_get_system_info(struct retro_system_info *info)
 {
        memset(info, 0, sizeof(*info));
        info->library_name = "PCSX-ReARMed";
-       info->library_version = "r19";
+       info->library_version = "r20";
        info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
        info->need_fullpath = true;
 }
@@ -296,8 +303,9 @@ void retro_get_system_av_info(struct retro_system_av_info *info)
 /* savestates */
 size_t retro_serialize_size(void) 
 { 
-       // it's currently 4380651 bytes, but have some reserved for future
-       return 0x430000;
+       // it's currently 4380651-4397047 bytes,
+       // but have some reserved for future
+       return 0x440000;
 }
 
 struct save_fp {
@@ -594,7 +602,7 @@ static void extract_directory(char *buf, const char *path, size_t size)
    }
 }
 
-#ifdef __QNX__
+#if defined(__QNX__) || defined(_WIN32)
 /* Blackberry QNX doesn't have strcasestr */
 
 /*
@@ -944,13 +952,13 @@ static void update_variables(bool in_flight)
    struct retro_variable var;
    
    var.value = NULL;
-   var.key = "frameskip";
+   var.key = "pcsx_rearmed_frameskip";
 
    if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
       pl_rearmed_cbs.frameskip = atoi(var.value);
 
    var.value = NULL;
-   var.key = "region";
+   var.key = "pcsx_rearmed_region";
 
    if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
    {
@@ -964,7 +972,7 @@ static void update_variables(bool in_flight)
    }
 
    var.value = NULL;
-   var.key = "pad1type";
+   var.key = "pcsx_rearmed_pad1type";
 
    if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
    {
@@ -973,6 +981,16 @@ static void update_variables(bool in_flight)
          in_type1 = PSE_PAD_TYPE_ANALOGPAD;
    }
 
+   var.value = NULL;
+   var.key = "pcsx_rearmed_pad2type";
+
+   if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+   {
+      in_type2 = PSE_PAD_TYPE_STANDARD;
+      if (strcmp(var.value, "analog") == 0)
+         in_type2 = PSE_PAD_TYPE_ANALOGPAD;
+   }
+
 #ifdef __ARM_NEON__
    var.value = "NULL";
    var.key = "pcsx_rearmed_neon_interlace_enable";
@@ -1021,7 +1039,7 @@ static void update_variables(bool in_flight)
 
 #ifndef DRC_DISABLE
    var.value = NULL;
-   var.key = "rearmed_drc";
+   var.key = "pcsx_rearmed_drc";
 
    if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
    {
@@ -1041,6 +1059,32 @@ static void update_variables(bool in_flight)
    }
 #endif
 
+   var.value = "NULL";
+   var.key = "pcsx_rearmed_spu_reverb";
+
+   if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+   {
+      if (strcmp(var.value, "off") == 0)
+         spu_config.iUseReverb = false;
+      else if (strcmp(var.value, "on") == 0)
+         spu_config.iUseReverb = true;
+   }
+
+   var.value = "NULL";
+   var.key = "pcsx_rearmed_spu_interpolation";
+
+   if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+   {
+      if (strcmp(var.value, "simple") == 0)
+         spu_config.iUseInterpolation = 1;
+      else if (strcmp(var.value, "gaussian") == 0)
+         spu_config.iUseInterpolation = 2;
+      else if (strcmp(var.value, "cubic") == 0)
+         spu_config.iUseInterpolation = 3;
+      else if (strcmp(var.value, "off") == 0)
+         spu_config.iUseInterpolation = 0;
+   }
+
    if (in_flight) {
       // inform core things about possible config changes
       plugin_call_rearmed_cbs();
@@ -1154,7 +1198,7 @@ void retro_init(void)
        const char *bios[] = { "scph1001", "scph5501", "scph7001" };
        const char *dir;
        char path[256];
-       int i, ret, level;
+       int i, ret;
        bool found_bios = false;
 
        ret = emu_core_preinit();
@@ -1198,20 +1242,19 @@ void retro_init(void)
                environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
        }
 
-       level = 1;
-       environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
-
        environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
        environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
+       environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble);
 
        /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
         * we have to do this because cache misses and some IO penalties
         * are not emulated. Warning: changing this may break compatibility. */
-#ifdef __ARM_ARCH_7A__
+#if !defined(__arm__) || defined(__ARM_ARCH_7A__)
        cycle_multiplier = 175;
 #else
        cycle_multiplier = 200;
 #endif
+       pl_rearmed_cbs.gpu_peops.iUseDither = 1;
 
        McdDisable[0] = 0;
        McdDisable[1] = 1;