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Libretro: Reduce distance to fork

This commit is contained in:
Vicki Pfau 2020-01-11 16:05:08 -08:00
parent 83673cc521
commit bd87038c9b
5 changed files with 1651 additions and 406 deletions
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33
src/platform/libretro/libretro.c
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@ -26,6 +26,8 @@
#include <mgba-util/memory.h>
#include <mgba-util/vfs.h>
#include "libretro_core_options.h"
#define SAMPLES 1024
#define RUMBLE_PWM 35
@ -49,7 +51,7 @@ static void _stopImage(struct mImageSource*);
static void _requestImage(struct mImageSource*, const void** buffer, size_t* stride, enum mColorFormat* colorFormat);
static struct mCore* core;
static void* outputBuffer;
static color_t* outputBuffer = NULL;
static void* data;
static size_t dataSize;
static void* savedata;
@ -122,6 +124,13 @@ static void _reloadSettings(void) {
}
}
var.key = "mgba_frameskip";
var.value = 0;
if (environCallback(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
opts.frameskip = strtol(var.value, NULL, 10);
}
var.key = "mgba_idle_optimization";
var.value = 0;
if (environCallback(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
@ -134,13 +143,6 @@ static void _reloadSettings(void) {
}
}
var.key = "mgba_frameskip";
var.value = 0;
if (environCallback(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
opts.frameskip = strtol(var.value, NULL, 10);
}
mCoreConfigLoadDefaults(&core->config, &opts);
mCoreLoadConfig(core);
}
@ -152,19 +154,7 @@ unsigned retro_api_version(void) {
void retro_set_environment(retro_environment_t env) {
environCallback = env;
struct retro_variable vars[] = {
{ "mgba_solar_sensor_level", "Solar sensor level; 0|1|2|3|4|5|6|7|8|9|10" },
{ "mgba_allow_opposing_directions", "Allow opposing directional input; OFF|ON" },
{ "mgba_gb_model", "Game Boy model (requires restart); Autodetect|Game Boy|Super Game Boy|Game Boy Color|Game Boy Advance" },
{ "mgba_use_bios", "Use BIOS file if found (requires restart); ON|OFF" },
{ "mgba_skip_bios", "Skip BIOS intro (requires restart); OFF|ON" },
{ "mgba_sgb_borders", "Use Super Game Boy borders (requires restart); ON|OFF" },
{ "mgba_idle_optimization", "Idle loop removal; Remove Known|Detect and Remove|Don't Remove" },
{ "mgba_frameskip", "Frameskip; 0|1|2|3|4|5|6|7|8|9|10" },
{ 0, 0 }
};
environCallback(RETRO_ENVIRONMENT_SET_VARIABLES, vars);
libretro_set_core_options(environCallback);
}
void retro_set_video_refresh(retro_video_refresh_t video) {
@ -824,6 +814,7 @@ static void _updateCamera(const uint32_t* buffer, unsigned width, unsigned heigh
if (!camData || width > camWidth || height > camHeight) {
if (camData) {
free(camData);
camData = NULL;
}
unsigned bufPitch = pitch / sizeof(*buffer);
unsigned bufHeight = height;

1404
src/platform/libretro/libretro.h
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File diff suppressed because it is too large Load Diff

372
src/platform/libretro/libretro_core_options.h Normal file
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@ -0,0 +1,372 @@
#ifndef LIBRETRO_CORE_OPTIONS_H__
#define LIBRETRO_CORE_OPTIONS_H__
#include <stdlib.h>
#include <string.h>
#include "libretro.h"
#include "retro_inline.h"
#ifndef HAVE_NO_LANGEXTRA
#include "libretro_core_options_intl.h"
#endif
/*
********************************
* VERSION: 1.3
********************************
*
* - 1.3: Move translations to libretro_core_options_intl.h
* - libretro_core_options_intl.h includes BOM and utf-8
* fix for MSVC 2010-2013
* - Added HAVE_NO_LANGEXTRA flag to disable translations
* on platforms/compilers without BOM support
* - 1.2: Use core options v1 interface when
* RETRO_ENVIRONMENT_GET_CORE_OPTIONS_VERSION is >= 1
* (previously required RETRO_ENVIRONMENT_GET_CORE_OPTIONS_VERSION == 1)
* - 1.1: Support generation of core options v0 retro_core_option_value
* arrays containing options with a single value
* - 1.0: First commit
*/
#ifdef __cplusplus
extern "C" {
#endif
/*
********************************
* Core Option Definitions
********************************
*/
/* RETRO_LANGUAGE_ENGLISH */
/* Default language:
* - All other languages must include the same keys and values
* - Will be used as a fallback in the event that frontend language
* is not available
* - Will be used as a fallback for any missing entries in
* frontend language definition */
struct retro_core_option_definition option_defs_us[] = {
{
"mgba_solar_sensor_level",
"Solar Sensor Level",
"Sets ambient sunlight intensity. Can be used by games that included a solar sensor in their cartridges, e.g: the Boktai series.",
{
{ "0", NULL },
{ "1", NULL },
{ "2", NULL },
{ "3", NULL },
{ "4", NULL },
{ "5", NULL },
{ "6", NULL },
{ "7", NULL },
{ "8", NULL },
{ "9", NULL },
{ "10", NULL },
{ NULL, NULL },
},
"0"
},
{
"mgba_allow_opposing_directions",
"Allow Opposing Directional Input",
"Enabling this will allow pressing / quickly alternating / holding both left and right (or up and down) directions at the same time. This may cause movement-based glitches.",
{
{ "no", "disabled" },
{ "yes", "enabled" },
{ NULL, NULL },
},
"no"
},
{
"mgba_gb_model",
"Game Boy Model (requires restart)",
"Runs loaded content with a specific Game Boy model. 'Autodetect' will select the most appropriate model for the current game.",
{
{ "Autodetect", NULL },
{ "Game Boy", NULL },
{ "Super Game Boy", NULL },
{ "Game Boy Color", NULL },
{ "Game Boy Advance", NULL },
{ NULL, NULL },
},
"Autodetect"
},
{
"mgba_use_bios",
"Use BIOS File if Found (requires restart)",
"Use official BIOS/bootloader for emulated hardware, if present in RetroArch's system directory.",
{
{ "ON", NULL },
{ "OFF", NULL },
{ NULL, NULL },
},
"ON"
},
{
"mgba_skip_bios",
"Skip BIOS Intro (requires restart)",
"When using an official BIOS/bootloader, skip the start-up logo animation. This setting is ignored when 'Use BIOS File if Found' is disabled.",
{
{ "OFF", NULL },
{ "ON", NULL },
{ NULL, NULL },
},
"OFF"
},
{
"mgba_sgb_borders",
"Use Super Game Boy Borders (requires restart)",
"Display Super Game Boy borders when running Super Game Boy enhanced games.",
{
{ "ON", NULL },
{ "OFF", NULL },
{ NULL, NULL },
},
"ON"
},
{
"mgba_idle_optimization",
"Idle Loop Removal",
"Reduce system load by optimizing so-called 'idle-loops' - sections in the code where nothing happens, but the CPU runs at full speed (like a car revving in neutral). Improves performance, and should be enabled on low-end hardware.",
{
{ "Remove Known", NULL },
{ "Detect and Remove", NULL },
{ "Don't Remove", NULL },
{ NULL, NULL },
},
"Remove Known"
},
{
"mgba_frameskip",
"Frameskip",
"Skip frames to improve performance at the expense of visual smoothness. Value set here is the number of frames omitted after a frame is rendered - i.e. '0' = 60fps, '1' = 30fps, '2' = 15fps, etc.",
{
{ "0", NULL },
{ "1", NULL },
{ "2", NULL },
{ "3", NULL },
{ "4", NULL },
{ "5", NULL },
{ "6", NULL },
{ "7", NULL },
{ "8", NULL },
{ "9", NULL },
{ "10", NULL },
{ NULL, NULL },
},
"0"
},
#if defined(COLOR_16_BIT) && defined(COLOR_5_6_5)
{
"mgba_color_correction",
"Color Correction",
"Adjusts output colors to match the display of real GBA/GBC hardware.",
{
{ "OFF", NULL },
{ "GBA", "Game Boy Advance" },
{ "GBC", "Game Boy Color" },
{ "Auto", NULL },
{ NULL, NULL },
},
"OFF"
},
#endif
{ NULL, NULL, NULL, {{0}}, NULL },
};
/*
********************************
* Language Mapping
********************************
*/
#ifndef HAVE_NO_LANGEXTRA
struct retro_core_option_definition *option_defs_intl[RETRO_LANGUAGE_LAST] = {
option_defs_us, /* RETRO_LANGUAGE_ENGLISH */
NULL, /* RETRO_LANGUAGE_JAPANESE */
NULL, /* RETRO_LANGUAGE_FRENCH */
NULL, /* RETRO_LANGUAGE_SPANISH */
NULL, /* RETRO_LANGUAGE_GERMAN */
NULL, /* RETRO_LANGUAGE_ITALIAN */
NULL, /* RETRO_LANGUAGE_DUTCH */
NULL, /* RETRO_LANGUAGE_PORTUGUESE_BRAZIL */
NULL, /* RETRO_LANGUAGE_PORTUGUESE_PORTUGAL */
NULL, /* RETRO_LANGUAGE_RUSSIAN */
NULL, /* RETRO_LANGUAGE_KOREAN */
NULL, /* RETRO_LANGUAGE_CHINESE_TRADITIONAL */
NULL, /* RETRO_LANGUAGE_CHINESE_SIMPLIFIED */
NULL, /* RETRO_LANGUAGE_ESPERANTO */
NULL, /* RETRO_LANGUAGE_POLISH */
NULL, /* RETRO_LANGUAGE_VIETNAMESE */
NULL, /* RETRO_LANGUAGE_ARABIC */
NULL, /* RETRO_LANGUAGE_GREEK */
option_defs_tr, /* RETRO_LANGUAGE_TURKISH */
};
#endif
/*
********************************
* Functions
********************************
*/
/* Handles configuration/setting of core options.
* Should be called as early as possible - ideally inside
* retro_set_environment(), and no later than retro_load_game()
* > We place the function body in the header to avoid the
* necessity of adding more .c files (i.e. want this to
* be as painless as possible for core devs)
*/
static INLINE void libretro_set_core_options(retro_environment_t environ_cb)
{
unsigned version = 0;
if (!environ_cb)
return;
if (environ_cb(RETRO_ENVIRONMENT_GET_CORE_OPTIONS_VERSION, &version) && (version >= 1))
{
#ifndef HAVE_NO_LANGEXTRA
struct retro_core_options_intl core_options_intl;
unsigned language = 0;
core_options_intl.us = option_defs_us;
core_options_intl.local = NULL;
if (environ_cb(RETRO_ENVIRONMENT_GET_LANGUAGE, &language) &&
(language < RETRO_LANGUAGE_LAST) && (language != RETRO_LANGUAGE_ENGLISH))
core_options_intl.local = option_defs_intl[language];
environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_INTL, &core_options_intl);
#else
environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS, &option_defs_us);
#endif
}
else
{
size_t i;
size_t num_options = 0;
struct retro_variable *variables = NULL;
char **values_buf = NULL;
/* Determine number of options */
while (true)
{
if (option_defs_us[num_options].key)
num_options++;
else
break;
}
/* Allocate arrays */
variables = (struct retro_variable *)calloc(num_options + 1, sizeof(struct retro_variable));
values_buf = (char **)calloc(num_options, sizeof(char *));
if (!variables || !values_buf)
goto error;
/* Copy parameters from option_defs_us array */
for (i = 0; i < num_options; i++)
{
const char *key = option_defs_us[i].key;
const char *desc = option_defs_us[i].desc;
const char *default_value = option_defs_us[i].default_value;
struct retro_core_option_value *values = option_defs_us[i].values;
size_t buf_len = 3;
size_t default_index = 0;
values_buf[i] = NULL;
if (desc)
{
size_t num_values = 0;
/* Determine number of values */
while (true)
{
if (values[num_values].value)
{
/* Check if this is the default value */
if (default_value)
if (strcmp(values[num_values].value, default_value) == 0)
default_index = num_values;
buf_len += strlen(values[num_values].value);
num_values++;
}
else
break;
}
/* Build values string */
if (num_values > 0)
{
size_t j;
buf_len += num_values - 1;
buf_len += strlen(desc);
values_buf[i] = (char *)calloc(buf_len, sizeof(char));
if (!values_buf[i])
goto error;
strcpy(values_buf[i], desc);
strcat(values_buf[i], "; ");
/* Default value goes first */
strcat(values_buf[i], values[default_index].value);
/* Add remaining values */
for (j = 0; j < num_values; j++)
{
if (j != default_index)
{
strcat(values_buf[i], "|");
strcat(values_buf[i], values[j].value);
}
}
}
}
variables[i].key = key;
variables[i].value = values_buf[i];
}
/* Set variables */
environ_cb(RETRO_ENVIRONMENT_SET_VARIABLES, variables);
error:
/* Clean up */
if (values_buf)
{
for (i = 0; i < num_options; i++)
{
if (values_buf[i])
{
free(values_buf[i]);
values_buf[i] = NULL;
}
}
free(values_buf);
values_buf = NULL;
}
if (variables)
{
free(variables);
variables = NULL;
}
}
}
#ifdef __cplusplus
}
#endif
#endif

209
src/platform/libretro/libretro_core_options_intl.h Normal file
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@ -0,0 +1,209 @@
#ifndef LIBRETRO_CORE_OPTIONS_INTL_H__
#define LIBRETRO_CORE_OPTIONS_INTL_H__
#if defined(_MSC_VER) && (_MSC_VER >= 1500 && _MSC_VER < 1900)
/* https://support.microsoft.com/en-us/kb/980263 */
#pragma execution_character_set("utf-8")
#pragma warning(disable:4566)
#endif
#include "libretro.h"
/*
********************************
* VERSION: 1.3
********************************
*
* - 1.3: Move translations to libretro_core_options_intl.h
* - libretro_core_options_intl.h includes BOM and utf-8
* fix for MSVC 2010-2013
* - Added HAVE_NO_LANGEXTRA flag to disable translations
* on platforms/compilers without BOM support
* - 1.2: Use core options v1 interface when
* RETRO_ENVIRONMENT_GET_CORE_OPTIONS_VERSION is >= 1
* (previously required RETRO_ENVIRONMENT_GET_CORE_OPTIONS_VERSION == 1)
* - 1.1: Support generation of core options v0 retro_core_option_value
* arrays containing options with a single value
* - 1.0: First commit
*/
#ifdef __cplusplus
extern "C" {
#endif
/*
********************************
* Core Option Definitions
********************************
*/
/* RETRO_LANGUAGE_JAPANESE */
/* RETRO_LANGUAGE_FRENCH */
/* RETRO_LANGUAGE_SPANISH */
/* RETRO_LANGUAGE_GERMAN */
/* RETRO_LANGUAGE_ITALIAN */
/* RETRO_LANGUAGE_DUTCH */
/* RETRO_LANGUAGE_PORTUGUESE_BRAZIL */
/* RETRO_LANGUAGE_PORTUGUESE_PORTUGAL */
/* RETRO_LANGUAGE_RUSSIAN */
/* RETRO_LANGUAGE_KOREAN */
/* RETRO_LANGUAGE_CHINESE_TRADITIONAL */
/* RETRO_LANGUAGE_CHINESE_SIMPLIFIED */
/* RETRO_LANGUAGE_ESPERANTO */
/* RETRO_LANGUAGE_POLISH */
/* RETRO_LANGUAGE_VIETNAMESE */
/* RETRO_LANGUAGE_ARABIC */
/* RETRO_LANGUAGE_GREEK */
/* RETRO_LANGUAGE_TURKISH */
struct retro_core_option_definition option_defs_tr[] = {
{
"mgba_solar_sensor_level",
"Güneş Sensörü Seviyesi",
"Ortam güneş ışığının yoğunluğunu ayarlar. Boktai serisi, kartuşlarına güneş sensörü içeren oyunlar tarafından kullanılabilir.",
{
{ "0", NULL },
{ "1", NULL },
{ "2", NULL },
{ "3", NULL },
{ "4", NULL },
{ "5", NULL },
{ "6", NULL },
{ "7", NULL },
{ "8", NULL },
{ "9", NULL },
{ "10", NULL },
{ NULL, NULL },
},
"0"
},
{
"mgba_allow_opposing_directions",
"Karşı Yönlü Girdiye Çıkmaya İzin Ver",
"Bunu etkinleştirmek aynı anda hem sola hem de sağa (veya yukarı ve aşağı) yönlere basma / hızlı değiştirme / tutma imkanı sağlar. Bu harekete dayalı hatalara neden olabilir.",
{
{ "no", "Devre dışı bırak" },
{ "yes", "Etkileştir" },
{ NULL, NULL },
},
"no"
},
{
"mgba_gb_model",
"Game Boy Modeli (yeniden başlatma gerektirir)",
"Yüklenen içeriği belirli bir Game Boy modeliyle çalıştırır. 'Otomatik Tespit' mevcut oyun için en uygun modeli seçecektir.",
{
{ "Autodetect", "Otomatik Tespit" },
{ "Game Boy", NULL },
{ "Super Game Boy", NULL },
{ "Game Boy Color", NULL },
{ "Game Boy Advance", NULL },
{ NULL, NULL },
},
"Autodetect"
},
{
"mgba_use_bios",
"Bulunursa BIOS Dosyasını kullanın (yeniden başlatma gerektirir)",
"RetroArch'ın sistem dizininde varsa, öykünülmüş donanım için resmi BIOS/önyükleyici kullanır.",
{
{ "ON", "AÇIK" },
{ "OFF", "KAPALI" },
{ NULL, NULL },
},
"ON"
},
{
"mgba_skip_bios",
"BIOS Girişini Atla (yeniden başlatma gerektirir)",
"Resmi bir BIOS / önyükleyici kullanırken, başlangıç logosu animasyonunu atlayın. Bu ayar, 'Bulunursa BIOS Dosyasını Kullan' devre dışı bırakıldığında geçersiz sayılır.",
{
{ "OFF", "HAYIR" },
{ "ON", "AÇIK" },
{ NULL, NULL },
},
"OFF"
},
{
"mgba_sgb_borders",
"Super Game Boy Sınırlarını kullanın (yeniden başlatma gerekir)",
"Super Game Boy gelişmiş oyunlarını çalıştırırken Super Game Boy sınırlarını görüntüleR.",
{
{ "ON", "AÇIK" },
{ "OFF", "KAPALI" },
{ NULL, NULL },
},
"ON"
},
{
"mgba_idle_optimization",
"Boşta Döngü Kaldırma",
"'Boşta döngüler' denilen sistemi optimize ederek sistem yükünü azaltın - hiçbir şeyin olmadığı koddaki bölümler için, CPU tam hızda çalıştırır (boşa dönen bir araba gibi). Performansı arttırır ve düşük kaliteli donanımlarda etkinleştirilmesi gerekir.",
{
{ "Remove Known", "Bilinenleri Kaldır" },
{ "Detect and Remove", "Algıla ve Kaldır" },
{ "Don't Remove", "Kaldırma" },
{ NULL, NULL },
},
"Remove Known"
},
{
"mgba_frameskip",
"Kare atlama",
"Görsel pürüzsüzlük pahasına performansı artırmak için çerçeveleri atlayın. Burada ayarlanan değer, bir kare oluşturulduktan sonra atlanan kare sayısıdır - yani '0' = 60fps, '1' = 30fps, '2' = 15fps, vb.",
{
{ "0", NULL },
{ "1", NULL },
{ "2", NULL },
{ "3", NULL },
{ "4", NULL },
{ "5", NULL },
{ "6", NULL },
{ "7", NULL },
{ "8", NULL },
{ "9", NULL },
{ "10", NULL },
{ NULL, NULL },
},
"0"
},
#if defined(COLOR_16_BIT) && defined(COLOR_5_6_5)
{
"mgba_color_correction",
"Renk Düzeltmesi",
"Çıktı renklerini gerçek GBA / GBC donanımının görüntüsüyle eşleşecek şekilde ayarlar.",
{
{ "OFF", "KAPALI" },
{ "GBA", "Game Boy Advance" },
{ "GBC", "Game Boy Color" },
{ "Auto", "Otomatik" },
{ NULL, NULL },
},
"OFF"
},
#endif
{ NULL, NULL, NULL, {{0}}, NULL },
};
#ifdef __cplusplus
}
#endif
#endif

39
src/platform/libretro/retro_inline.h Normal file
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@ -0,0 +1,39 @@
/* Copyright (C) 2010-2018 The RetroArch team
*
* ---------------------------------------------------------------------------------------
* The following license statement only applies to this file (retro_inline.h).
* ---------------------------------------------------------------------------------------
*
* Permission is hereby granted, free of charge,
* to any person obtaining a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef __LIBRETRO_SDK_INLINE_H
#define __LIBRETRO_SDK_INLINE_H
#ifndef INLINE
#if defined(_WIN32) || defined(__INTEL_COMPILER)
#define INLINE __inline
#elif defined(__STDC_VERSION__) && __STDC_VERSION__>=199901L
#define INLINE inline
#elif defined(__GNUC__)
#define INLINE __inline__
#else
#define INLINE
#endif
#endif
#endif