Make 2 cycles oc profiles.

2 files changed, 20 insertions, 6 deletions

diff --git a/libretro/libretro.c b/libretro/libretro.c
index bbb7b92..6609973 100644
--- a/libretro/libretro.c
+++ b/libretro/libretro.c
@@ -92,6 +92,7 @@ static uint32 joys[5];
 bool8 ROMAPUEnabled = 0;
 char currentWorkingDir[MAX_PATH+1] = {0};
 bool overclock_cycles = false;
+int one_c, slow_one_c, two_c;
 
 memstream_t *s_stream;
 
@@ -354,7 +355,7 @@ void retro_init (void)
 {
    static const struct retro_variable vars[] =
    {
-      { "snes9x2002_overclock_cycles", "Reduce Slowdown (Hack, Unsafe, Restart); disabled|enabled" },
+      { "snes9x2002_overclock_cycles", "Reduce Slowdown (Hack, Unsafe, Restart); disabled|compatible|max" },
       { NULL, NULL },
    };
 
@@ -431,8 +432,20 @@ 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/src/snes9x.h b/src/snes9x.h
index 065b98d..b051828 100644
--- a/src/snes9x.h
+++ b/src/snes9x.h
@@ -134,6 +134,7 @@ enum
 };

 

 extern bool overclock_cycles;

+extern int one_c, slow_one_c, two_c;

 

 #define DEBUG_MODE_FLAG     (1 << 0)

 #define TRACE_FLAG         (1 << 1)

@@ -149,9 +150,9 @@ extern bool overclock_cycles;
 #define IRQ_PENDING_FLAG    (1 << 11)

 

 #ifdef VAR_CYCLES

-#define ONE_CYCLE (overclock_cycles ? 4 : 6)

-#define SLOW_ONE_CYCLE (overclock_cycles ? 4 : 8)

-#define TWO_CYCLES (overclock_cycles ? 6 : 12)

+#define ONE_CYCLE          (overclock_cycles ? one_c : 6)

+#define SLOW_ONE_CYCLE     (overclock_cycles ? slow_one_c : 8)

+#define TWO_CYCLES         (overclock_cycles ? two_c : 12)

 #else

 #define ONE_CYCLE 1

 #define SLOW_ONE_CYCLE 1