From: notaz <notasas@gmail.com>
Date: Mon, 23 Sep 2013 23:31:45 +0000 (+0300)
Subject: libretro: sound fix and a few options
X-Git-Tag: v1.90~1
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=27f190ea0097fa6a6f51bfacfd38a984d797e59b;p=picodrive.git

libretro: sound fix and a few options
---

diff --git a/platform/libretro.c b/platform/libretro.c
index 49038471..f3252ab5 100644
--- a/platform/libretro.c
+++ b/platform/libretro.c
@@ -292,6 +292,8 @@ void retro_set_environment(retro_environment_t cb)
 		//{ "region", "Region; Auto|NTSC|PAL" },
 		{ "picodrive_input1", "Input device 1; 3 button pad|6 button pad|None" },
 		{ "picodrive_input2", "Input device 2; 3 button pad|6 button pad|None" },
+		{ "picodrive_sprlim", "No sprite limit; disabled|enabled" },
+		{ "picodrive_ramcart", "MegaCD RAM cart; disabled|enabled" },
 #ifdef DRC_SH2
 		{ "picodrive_drc", "Dynamic recompilers; enabled|disabled" },
 #endif
@@ -704,7 +706,7 @@ bool retro_load_game(const struct retro_game_info *info)
 	PicoWriteSound = snd_write;
 	memset(sndBuffer, 0, sizeof(sndBuffer));
 	PsndOut = sndBuffer;
-	PsndRerate(1);
+	PsndRerate(0);
 
 	return true;
 }
@@ -799,6 +801,24 @@ static void update_variables(void)
 	if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
 		PicoSetInputDevice(1, input_name_to_val(var.value));
 
+	var.value = NULL;
+	var.key = "picodrive_sprlim";
+	if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
+		if (strcmp(var.value, "enabled") == 0)
+			PicoOpt |= POPT_DIS_SPRITE_LIM;
+		else
+			PicoOpt &= ~POPT_DIS_SPRITE_LIM;
+	}
+
+	var.value = NULL;
+	var.key = "picodrive_ramcart";
+	if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
+		if (strcmp(var.value, "enabled") == 0)
+			PicoOpt |= POPT_EN_MCD_RAMCART;
+		else
+			PicoOpt &= ~POPT_EN_MCD_RAMCART;
+	}
+
 #ifdef DRC_SH2
 	var.value = NULL;
 	var.key = "picodrive_drc";