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PACKAGE: bumpup ver., fix SELECT input & reoptimize libretro-mame2000 (#146)

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* PACKAGE: bump libretro-mame2000 version

commit 2ec60f6e1078cf9ba173e80432cc28fd4eea200f

* PACKAGE-mame2000: fix SELECT btn & optimize patches
This commit is contained in:
Apaczer
2025-01-24 08:24:01 +01:00
committed by GitHub
parent ca53a51cf8
commit e3d39f3e87
5 changed files with 93 additions and 28 deletions
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96
package/miyoo/retroarch/libretro-mame2000/0003-libretro.c-use-frameskip-low-samplerate-by-def.patch Normal file
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@@ -0,0 +1,96 @@
From 7972d983687fa37877301f3f590a041639cda346 Mon Sep 17 00:00:00 2001
From: Apaczer <94932128+Apaczer@users.noreply.github.com>
Date: Wed, 22 Jan 2025 20:02:40 +0100
Subject: [PATCH 3/3] libretro.c: use frameskip & low samplerate by def.
optimize
---
src/libretro/libretro.c | 26 +++++++++++++-------------
1 file changed, 13 insertions(+), 13 deletions(-)
diff --git a/src/libretro/libretro.c b/src/libretro/libretro.c
index 48f079a..4df5d0a 100644
--- a/src/libretro/libretro.c
+++ b/src/libretro/libretro.c
@@ -51,8 +51,8 @@ static scond_t *libretro_cond = NULL;
static slock_t *libretro_mutex = NULL;
#endif
-unsigned frameskip_type = 0;
-unsigned frameskip_threshold = 0;
+unsigned frameskip_type = 2;
+unsigned frameskip_threshold = 50;
unsigned frameskip_counter = 0;
unsigned frameskip_interval = 0;
@@ -63,10 +63,10 @@ int retro_audio_buff_underrun = false;
unsigned retro_audio_latency = 0;
int update_audio_latency = false;
-int should_skip_frame = 0;
+int should_skip_frame = 1;
-static int sample_rate = 22050;
-static int stereo_enabled = true;
+static int sample_rate = 11025;
+static int stereo_enabled = false;
int game_index = -1;
unsigned short *gp2x_screen15;
@@ -222,7 +222,7 @@ static void update_variables(bool first_run)
var.value = NULL;
prev_frameskip_type = frameskip_type;
- frameskip_type = 0;
+ frameskip_type = 2;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
{
@@ -235,7 +235,7 @@ static void update_variables(bool first_run)
var.key = "mame2000-frameskip_threshold";
var.value = NULL;
- frameskip_threshold = 30;
+ frameskip_threshold = 50;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
frameskip_threshold = strtol(var.value, NULL, 10);
@@ -277,7 +277,7 @@ static void update_variables(bool first_run)
var.value = NULL;
var.key = "mame2000-sample_rate";
- sample_rate = 22050;
+ sample_rate = 11025;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
sample_rate = strtol(var.value, NULL, 10);
@@ -293,7 +293,7 @@ static void update_variables(bool first_run)
stereo_enabled = false;
}
else
- stereo_enabled = true;
+ stereo_enabled = false;
/* Reinitialise frameskipping, if required */
if (!first_run &&
@@ -304,13 +304,13 @@ static void update_variables(bool first_run)
void retro_set_environment(retro_environment_t cb)
{
static const struct retro_variable vars[] = {
- { "mame2000-frameskip", "Frameskip ; disabled|auto|threshold" },
- { "mame2000-frameskip_threshold", "Frameskip Threshold (%); 30|40|50|60" },
+ { "mame2000-frameskip", "Frameskip ; threshold|disabled|auto" },
+ { "mame2000-frameskip_threshold", "Frameskip Threshold (%); 50|40|50|60" },
{ "mame2000-frameskip_interval", "Frameskip Interval; 1|2|3|4|5|6|7|8|9" },
{ "mame2000-skip_disclaimer", "Skip Disclaimer; enabled|disabled" },
{ "mame2000-show_gameinfo", "Show Game Information; disabled|enabled" },
- { "mame2000-sample_rate", "Audio Rate (Restart); 22050|11025|22050|32000|44100" },
- { "mame2000-stereo", "Stereo (Restart); enabled|disabled" },
+ { "mame2000-sample_rate", "Audio Rate (Restart); 11025|11025|22050|32000|44100" },
+ { "mame2000-stereo", "Stereo (Restart); disabled|enabled" },
{ NULL, NULL },
};
environ_cb = cb;
--
2.45.2.windows.1