X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=blobdiff_plain;f=frontend%2Flibretro.c;h=f212cdd8d0b519d733d35da4bf347dc25ac761f3;hp=7a7c2ef936bea350cc6122c3b6d1e923b7bb0c06;hb=7d68d030b6a2c294ab6f18892f61e1861ecdd40f;hpb=51ba74081fe32f7581b75acded217a9a67ede429

diff --git a/frontend/libretro.c b/frontend/libretro.c
index 7a7c2ef9..f212cdd8 100644
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -39,6 +39,8 @@ static int samples_sent, samples_to_send;
 static int plugins_opened;
 static int is_pal_mode;
 
+extern int soft_filter;
+
 /* memory card data */
 extern char Mcd1Data[MCD_SIZE];
 extern char McdDisable[2];
@@ -230,7 +232,22 @@ void out_register_libretro(struct out_driver *drv)
 }
 
 /* libretro */
-void retro_set_environment(retro_environment_t cb) { environ_cb = cb; }
+void retro_set_environment(retro_environment_t cb)
+{
+   static const struct retro_variable vars[] = {
+      { "frameskip", "Frameskip; 0|1|2|3" },
+#ifdef __ARM_NEON__
+      { "soft_filter", "Software filter; none|scale2x|eagle2x" },
+      { "neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
+#endif
+      { NULL, NULL },
+   };
+
+   environ_cb = cb;
+
+   cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
+}
+
 void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
 void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
 void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
@@ -710,11 +727,52 @@ static const unsigned short retro_psx_map[] = {
 };
 #define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
 
+static void update_variables(void)
+{
+   struct retro_variable var;
+   
+   var.value = NULL;
+   var.key = "frameskip";
+
+   if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+      pl_rearmed_cbs.frameskip = atoi(var.value);
+#ifdef __ARM_NEON__
+   var.value = NULL;
+   var.key = "soft_filter";
+
+   if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+   {
+      if (strcmp(var.value, "none"))
+         soft_filter = 0;
+      else if (strcmp(var.value, "scale2x"))
+         soft_filter = 1;
+      else if (strcmp(var.value, "eagle2x"))
+         soft_filter = 2;
+   }
+
+   var.value = NULL;
+   var.key = "neon_enhancement_enable";
+
+   if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+   {
+      if (strcmp(var.value, "disabled") == 0)
+         pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
+      else if (strcmp(var.value, "enabled") == 0)
+         pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
+   }
+#endif
+}
+
 void retro_run(void) 
 {
 	int i;
 
 	input_poll_cb();
+
+   bool updated = false;
+   if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
+      update_variables();
+
 	in_keystate = 0;
 	for (i = 0; i < RETRO_PSX_MAP_LEN; i++)
 		if (input_state_cb(1, RETRO_DEVICE_JOYPAD, 0, i))
@@ -795,6 +853,8 @@ void retro_init(void)
 	SaveFuncs.write = save_write;
 	SaveFuncs.seek = save_seek;
 	SaveFuncs.close = save_close;
+
+   update_variables();
 }
 
 void retro_deinit(void)