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hookup color filter & highpass filter

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radius 2017-10-14 23:07:57 -05:00 committed by Lior Halphon
parent 4b69331321
commit 85971e9158
1 changed files with 33 additions and 2 deletions
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35
libretro/libretro.c
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@ -195,8 +195,14 @@ void retro_set_environment(retro_environment_t cb)
{ controllers, 1 }, { controllers, 1 },
{ NULL, 0 }, { NULL, 0 },
}; };
cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports); cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
static struct retro_variable vars[] = {
{ "sameboy_color_correction_mode", "Color Correction; off|correct curves|emulate hardware|preserve brightness" },
{ "sameboy_high_pass_filter_mode", "High Pass Filter; off|accurate|remove dc offset" },
};
cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
} }
void retro_set_audio_sample(retro_audio_sample_t cb) void retro_set_audio_sample(retro_audio_sample_t cb)
@ -230,7 +236,33 @@ void retro_reset(void)
static void check_variables(void) static void check_variables(void)
{ {
struct retro_variable var = {0};
var.key = "sameboy_color_correction_mode";
var.value = NULL;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
{
if (strcmp(var.value, "off") == 0)
GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_DISABLED);
else if (strcmp(var.value, "correct curves") == 0)
GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_CORRECT_CURVES);
else if (strcmp(var.value, "emulate hardware") == 0)
GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_EMULATE_HARDWARE);
else if (strcmp(var.value, "preserve brightness") == 0)
GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_PRESERVE_BRIGHTNESS);
}
var.key = "sameboy_high_pass_filter_mode";
var.value = NULL;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
{
if (strcmp(var.value, "off") == 0)
GB_set_highpass_filter_mode(&gb, GB_HIGHPASS_OFF);
else if (strcmp(var.value, "accurate") == 0)
GB_set_highpass_filter_mode(&gb, GB_HIGHPASS_ACCURATE);
else if (strcmp(var.value, "remove dc offset") == 0)
GB_set_highpass_filter_mode(&gb, GB_HIGHPASS_REMOVE_DC_OFFSET);
}
} }
void retro_run(void) void retro_run(void)
@ -337,7 +369,6 @@ bool retro_load_game(const struct retro_game_info *info)
#endif #endif
GB_set_sample_rate(&gb, AUDIO_FREQUENCY); GB_set_sample_rate(&gb, AUDIO_FREQUENCY);
/* GB_set_highpass_filter_mode(&gb, GB_HIGHPASS_REMOVE_DC_OFFSET); */
return true; return true;
} }