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snes9x/libretro/libretro_core_options.h

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#ifndef LIBRETRO_CORE_OPTIONS_H__
#define LIBRETRO_CORE_OPTIONS_H__
#include <stdlib.h>
#include <string.h>
#include <libretro.h>
#include <retro_inline.h>
#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[] = {
/* These variable names and possible values constitute an ABI with ZMZ (ZSNES Libretro player).
* Changing "Show layer 1" is fine, but don't change "layer_1"/etc or the possible values ("Yes|No").
* Adding more variables and rearranging them is safe. */
{
"snes9x_up_down_allowed",
"Allow Opposing Directions",
"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.",
{
{ "disabled", NULL },
{ "enabled", NULL },
{ NULL, NULL },
},
"disabled"
},
{
"snes9x_overclock_superfx",
"SuperFX Overclocking",
"SuperFX coprocessor frequency multiplier. Can improve frame rate or cause timing errors. Values under 100% can improve game performance on slow devices.",
{
{ "100%", NULL },
{ "150%", NULL },
{ "200%", NULL },
{ "250%", NULL },
{ "300%", NULL },
{ "350%", NULL },
{ "400%", NULL },
{ "450%", NULL },
{ "500%", NULL },
{ "50%", NULL },
{ "60%", NULL },
{ "70%", NULL },
{ "80%", NULL },
{ "90%", NULL },
{ NULL, NULL},
},
"100%"
},
{
"snes9x_overclock_cycles",
"Reduce Slowdown (Hack, Unsafe)",
"Overclock SNES CPU. May cause games to crash! Use 'Light' for shorter loading times, 'Compatible' for most games exhibiting slowdown and 'Max' only if absolutely required (Gradius 3, Super R-type...).",
{
{ "disabled", NULL },
{ "light", "Light" },
{ "compatible", "Compatible" },
{ "max", "Max" },
{ NULL, NULL},
},
"disabled"
},
{
"snes9x_reduce_sprite_flicker",
"Reduce Flickering (Hack, Unsafe)",
"Increases number of sprites that can be drawn simultaneously on screen.",
{
{ "disabled", NULL },
{ "enabled", NULL },
{ NULL, NULL},
},
"disabled"
},
{
"snes9x_randomize_memory",
"Randomize Memory (Unsafe)",
"Randomizes system RAM upon start-up. Some games such as 'Super Off Road' use system RAM as a random number generator for item placement and AI behavior, to make gameplay more unpredictable.",
{
{ "disabled", NULL },
{ "enabled", NULL },
{ NULL, NULL},
},
"disabled"
},
{
"snes9x_hires_blend",
"Hires Blending",
"Blend adjacent pixels when game switches to hi-res mode (512x448). Required for certain games that use hi-res mode to produce transparency effects (Kirby's Dream Land, Jurassic Park...).",
{
{ "disabled", NULL },
{ "merge", "Merge" },
{ "blur", "Blur" },
{ NULL, NULL},
},
"disabled"
},
{
"snes9x_audio_interpolation",
"Audio Interpolation",
"Apply an audio filter. 'Gaussian' reproduces the bass-heavy sound of the original hardware. 'Cubic' and 'Sinc' are less accurate, and preserve more of the high range.",
{
{ "gaussian", "Gaussian" },
{ "cubic", "Cubic" },
{ "sinc", "Sinc" },
{ "none", "None" },
{ "linear", "Linear" },
{ NULL, NULL},
},
"gaussian"
},
{
"snes9x_blargg",
"Blargg NTSC filter",
"Apply a video filter to mimic various NTSC TV signals.",
{
{ "disabled", NULL },
{ "monochrome", "Monochrome" },
{ "rf", "RF" },
{ "composite", "Composite" },
{ "s-video", "S-Video" },
{ "rgb", "RGB" },
{ NULL, NULL},
},
"disabled"
},
{
"snes9x_layer_1",
"Show layer 1",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_layer_2",
"Show layer 2",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_layer_3",
"Show layer 3",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_layer_4",
"Show layer 4",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_layer_5",
"Show sprite layer",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_gfx_clip",
"Enable graphic clip windows",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_gfx_transp",
"Enable transparency effects",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_gfx_hires",
"Enable hires mode",
"Allow games to switch to hi-res mode (512x448) or force all content to output at 256x224 (with crushed pixels).",
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_sndchan_1",
"Enable sound channel 1",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_sndchan_2",
"Enable sound channel 2",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_sndchan_3",
"Enable sound channel 3",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_sndchan_4",
"Enable sound channel 4",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_sndchan_5",
"Enable sound channel 5",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_sndchan_6",
"Enable sound channel 6",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_sndchan_7",
"Enable sound channel 7",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_sndchan_8",
"Enable sound channel 8",
NULL,
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_overscan",
"Crop overscan",
"Remove the ~8 pixel borders at the top and bottom of the screen, typically unused by games and hidden by the bezel of a standard-definition television. 'Auto' will attempt to detect and crop overscan based on the current content.",
{
{ "enabled", NULL },
{ "disabled", NULL },
{ "auto", "Auto" },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_aspect",
"Preferred aspect ratio",
"Choose the preferred content aspect ratio. This will only apply when RetroArch's aspect ratio is set to 'Core provided' in the Video settings.",
{
{ "4:3", NULL },
{ "uncorrected", "Uncorrected" },
{ "auto", "Auto" },
{ "ntsc", "NTSC" },
{ "pal", "PAL" },
{ NULL, NULL},
},
"4:3"
},
{
"snes9x_region",
"Console region (Reload core)",
"Specify which region the system is from. 'PAL' is 50hz, 'NTSC' is 60hz. Games will run faster or slower than normal if the incorrect region is selected.",
{
{ "auto", "Auto" },
{ "ntsc", "NTSC" },
{ "pal", "PAL" },
{ NULL, NULL},
},
"auto"
},
{
"snes9x_lightgun_mode",
"Lightgun Mode",
"Use a mouse-controlled 'Lightgun' or 'Touchscreen' input.",
{
{ "Lightgun", NULL },
{ "Touchscreen", NULL },
{ NULL, NULL},
},
"Lightgun"
},
{
"snes9x_superscope_reverse_buttons",
"Super Scope reverse trigger buttons",
"Swap the positions of the Super Scope 'Fire' and 'Cursor' buttons.",
{
{ "disabled", NULL },
{ "enabled", NULL },
{ NULL, NULL},
},
"disabled"
},
{
"snes9x_superscope_crosshair",
"Super Scope crosshair",
"Change the crosshair size on screen.",
{
{ "2", NULL },
{ "3", NULL },
{ "4", NULL },
{ "5", NULL },
{ "6", NULL },
{ "7", NULL },
{ "8", NULL },
{ "9", NULL },
{ "10", NULL },
{ "11", NULL },
{ "12", NULL },
{ "13", NULL },
{ "14", NULL },
{ "15", NULL },
{ "16", NULL },
{ "0", NULL },
{ "1", NULL },
{ NULL, NULL},
},
"2"
},
{
"snes9x_superscope_color",
"Super Scope color",
"Change the crosshair color on screen.",
{
{ "White", NULL },
{ "White (blend)", NULL },
{ "Red", NULL },
{ "Red (blend)", NULL },
{ "Orange", NULL },
{ "Orange (blend)", NULL },
{ "Yellow", NULL },
{ "Yellow (blend)", NULL },
{ "Green", NULL },
{ "Green (blend)", NULL },
{ "Cyan", NULL },
{ "Cyan (blend)", NULL },
{ "Sky", NULL },
{ "Sky (blend)", NULL },
{ "Blue", NULL },
{ "Blue (blend)", NULL },
{ "Violet", NULL },
{ "Violet (blend)", NULL },
{ "Pink", NULL },
{ "Pink (blend)", NULL },
{ "Purple", NULL },
{ "Purple (blend)", NULL },
{ "Black", NULL },
{ "Black (blend)", NULL },
{ "25% Grey", NULL },
{ "25% Grey (blend)", NULL },
{ "50% Grey", NULL },
{ "50% Grey (blend)", NULL },
{ "75% Grey", NULL },
{ "75% Grey (blend)", NULL },
{ NULL, NULL},
},
"White"
},
{
"snes9x_justifier1_crosshair",
"Justifier 1 crosshair",
"Change the crosshair size on screen.",
{
{ "4", NULL },
{ "5", NULL },
{ "6", NULL },
{ "7", NULL },
{ "8", NULL },
{ "9", NULL },
{ "10", NULL },
{ "11", NULL },
{ "12", NULL },
{ "13", NULL },
{ "14", NULL },
{ "15", NULL },
{ "16", NULL },
{ "0", NULL },
{ "1", NULL },
{ "2", NULL },
{ "3", NULL },
{ NULL, NULL},
},
"4"
},
{
"snes9x_justifier1_color",
"Justifier 1 color",
"Change the crosshair color on screen.",
{
{ "Blue", NULL },
{ "Blue (blend)", NULL },
{ "Violet", NULL },
{ "Violet (blend)", NULL },
{ "Pink", NULL },
{ "Pink (blend)", NULL },
{ "Purple", NULL },
{ "Purple (blend)", NULL },
{ "Black", NULL },
{ "Black (blend)", NULL },
{ "25% Grey", NULL },
{ "25% Grey (blend)", NULL },
{ "50% Grey", NULL },
{ "50% Grey (blend)", NULL },
{ "75% Grey", NULL },
{ "75% Grey (blend)", NULL },
{ "White", NULL },
{ "White (blend)", NULL },
{ "Red", NULL },
{ "Red (blend)", NULL },
{ "Orange", NULL },
{ "Orange (blend)", NULL },
{ "Yellow", NULL },
{ "Yellow (blend)", NULL },
{ "Green", NULL },
{ "Green (blend)", NULL },
{ "Cyan", NULL },
{ "Cyan (blend)", NULL },
{ "Sky", NULL },
{ "Sky (blend)", NULL },
{ NULL, NULL},
},
"Blue"
},
{
"snes9x_justifier2_crosshair",
"Justifier 2 crosshair",
"Change the crosshair size on screen.",
{
{ "4", NULL },
{ "5", NULL },
{ "6", NULL },
{ "7", NULL },
{ "8", NULL },
{ "9", NULL },
{ "10", NULL },
{ "11", NULL },
{ "12", NULL },
{ "13", NULL },
{ "14", NULL },
{ "15", NULL },
{ "16", NULL },
{ "0", NULL },
{ "1", NULL },
{ "2", NULL },
{ "3", NULL },
{ NULL, NULL},
},
"4"
},
{
"snes9x_justifier2_color",
"Justifier 2 color",
"Change the crosshair color on screen.",
{
{ "Pink", NULL },
{ "Pink (blend)", NULL },
{ "Purple", NULL },
{ "Purple (blend)", NULL },
{ "Black", NULL },
{ "Black (blend)", NULL },
{ "25% Grey", NULL },
{ "25% Grey (blend)", NULL },
{ "50% Grey", NULL },
{ "50% Grey (blend)", NULL },
{ "75% Grey", NULL },
{ "75% Grey (blend)", NULL },
{ "White", NULL },
{ "White (blend)", NULL },
{ "Red", NULL },
{ "Red (blend)", NULL },
{ "Orange", NULL },
{ "Orange (blend)", NULL },
{ "Yellow", NULL },
{ "Yellow (blend)", NULL },
{ "Green", NULL },
{ "Green (blend)", NULL },
{ "Cyan", NULL },
{ "Cyan (blend)", NULL },
{ "Sky", NULL },
{ "Sky (blend)", NULL },
{ "Blue", NULL },
{ "Blue (blend)", NULL },
{ "Violet", NULL },
{ "Violet (blend)", NULL },
{ NULL, NULL},
},
"Pink"
},
{
"snes9x_rifle_crosshair",
"M.A.C.S. rifle crosshair",
"Change the crosshair size on screen.",
{
{ "2", NULL },
{ "3", NULL },
{ "4", NULL },
{ "5", NULL },
{ "6", NULL },
{ "7", NULL },
{ "8", NULL },
{ "9", NULL },
{ "10", NULL },
{ "11", NULL },
{ "12", NULL },
{ "13", NULL },
{ "14", NULL },
{ "15", NULL },
{ "16", NULL },
{ "0", NULL },
{ "1", NULL },
{ NULL, NULL},
},
"2"
},
{
"snes9x_rifle_color",
"M.A.C.S. rifle color",
"Change the crosshair color on screen.",
{
{ "White", NULL },
{ "White (blend)", NULL },
{ "Red", NULL },
{ "Red (blend)", NULL },
{ "Orange", NULL },
{ "Orange (blend)", NULL },
{ "Yellow", NULL },
{ "Yellow (blend)", NULL },
{ "Green", NULL },
{ "Green (blend)", NULL },
{ "Cyan", NULL },
{ "Cyan (blend)", NULL },
{ "Sky", NULL },
{ "Sky (blend)", NULL },
{ "Blue", NULL },
{ "Blue (blend)", NULL },
{ "Violet", NULL },
{ "Violet (blend)", NULL },
{ "Pink", NULL },
{ "Pink (blend)", NULL },
{ "Purple", NULL },
{ "Purple (blend)", NULL },
{ "Black", NULL },
{ "Black (blend)", NULL },
{ "25% Grey", NULL },
{ "25% Grey (blend)", NULL },
{ "50% Grey", NULL },
{ "50% Grey (blend)", NULL },
{ "75% Grey", NULL },
{ "75% Grey (blend)", NULL },
{ NULL, NULL},
},
"White"
},
{
"snes9x_block_invalid_vram_access",
"Block Invalid VRAM Access",
"Some homebrew/ROM hacks require this option to be disabled for correct operation.",
{
{ "enabled", NULL },
{ "disabled", NULL },
{ NULL, NULL},
},
"enabled"
},
{
"snes9x_echo_buffer_hack",
"Echo Buffer Hack (Unsafe, only enable for old addmusic hacks)",
"Some homebrew/ROM hacks require this option to be enabled for correct operation.",
{
{ "disabled", NULL },
{ "enabled", NULL },
{ NULL, NULL},
},
"disabled"
},
{ NULL, NULL, NULL, {{0}}, NULL },
};
/* 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 */
/*
********************************
* Language Mapping
********************************
*/
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 */
NULL, /* RETRO_LANGUAGE_TURKISH */
};
/*
********************************
* Functions
********************************
*/
/* Handles configuration/setting of core options.
* Should only be called inside retro_set_environment().
* > 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))
{
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
{
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;
struct retro_core_option_value *values = option_defs_us[i].values;
size_t buf_len = 3;
values_buf[i] = NULL;
if (desc)
{
size_t num_values = 0;
/* Determine number of values */
while (true)
{
if (values[num_values].value)
{
buf_len += strlen(values[num_values].value);
num_values++;
}
else
break;
}
/* Build values string */
if (num_values > 1)
{
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], "; ");
for (j = 0; j < num_values; j++)
{
strcat(values_buf[i], values[j].value);
if (j != num_values - 1)
strcat(values_buf[i], "|");
}
}
}
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
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