From ef0c8e3cd5f55e838f0e01b50d865f9b2f309064 Mon Sep 17 00:00:00 2001
From: Tatsuya79
Date: Tue, 13 Feb 2018 00:44:51 +0100
Subject: Make 2 cycles oc profiles.

---
 libretro.c      | 19 ++++++++++++++++---
 source/snes9x.h |  7 ++++---
 2 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/libretro.c b/libretro.c
index 7172cee..e0cb2da 100644
--- a/libretro.c
+++ b/libretro.c
@@ -38,6 +38,7 @@ char retro_save_directory[PATH_MAX];
 char retro_base_name[PATH_MAX];
 bool overclock_cycles = false;
 bool reduce_sprite_flicker = false;
+int one_c, slow_one_c, two_c;
 
 #ifdef _WIN32
    char slash = '\\';
@@ -296,7 +297,7 @@ void retro_init(void)
    static const struct retro_variable vars[] =
    {
       { "catsfc_VideoMode", "Video Mode; auto|NTSC|PAL" },
-      { "catsfc_overclock_cycles", "Reduce Slowdown (Hack, Unsafe, Restart); disabled|enabled" },
+      { "catsfc_overclock_cycles", "Reduce Slowdown (Hack, Unsafe, Restart); disabled|compatible|max" },
       { "catsfc_reduce_sprite_flicker", "Reduce Flickering (Hack, Unsafe); disabled|enabled" },
       { NULL, NULL },
    };
@@ -388,8 +389,20 @@ static void check_variables(void)
 
    if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
       {
-        if (strcmp(var.value, "enabled") == 0)
-          overclock_cycles = true;
+        if (strcmp(var.value, "compatible") == 0)
+        {
+           overclock_cycles = true;
+           one_c = 4;
+           slow_one_c = 5;
+           two_c = 6;
+        }
+        else if (strcmp(var.value, "max") == 0)
+        {
+           overclock_cycles = true;
+           one_c = 3;
+           slow_one_c = 3;
+           two_c = 3;
+        }
         else
           overclock_cycles = false;
       }
diff --git a/source/snes9x.h b/source/snes9x.h
index 4a4364c..11dc1ff 100644
--- a/source/snes9x.h
+++ b/source/snes9x.h
@@ -46,9 +46,9 @@
 
 #define SNES_CYCLES_PER_SCANLINE ((uint32_t) ((SNES_SCANLINE_TIME / SNES_CLOCK_LEN) * 6 + 0.5))
 
-#define ONE_CYCLE      (overclock_cycles ? 4u : 6u)
-#define SLOW_ONE_CYCLE (overclock_cycles ? 4u : 8u)
-#define TWO_CYCLES     (overclock_cycles ? 6u : 12u)
+#define ONE_CYCLE        (overclock_cycles ? one_c : 6u)
+#define SLOW_ONE_CYCLE   (overclock_cycles ? slow_one_c : 8u)
+#define TWO_CYCLES       (overclock_cycles ? two_c : 12u)
 
 #define SNES_TR_MASK     (1u << 4)
 #define SNES_TL_MASK     (1u << 5)
@@ -64,6 +64,7 @@
 #define SNES_B_MASK      (1u << 15)
 
 extern bool overclock_cycles;
+extern int one_c, slow_one_c, two_c;
 
 enum
 {
-- 
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