MT_IDEYAANCHOR info and spawn logic

src/dehacked.c

@@ -6844,6 +6844,7 @@ static const char *const MOBJTYPE_LIST[] = {  // array length left dynamic for s
 	"MT_NIGHTSEXTRATIME",
 	"MT_NIGHTSLINKFREEZE",
 	"MT_EGGCAPSULE",
+	"MT_IDEYAANCHOR",
 	"MT_NIGHTOPIANHELPER", // the actual helper object that orbits you
 	"MT_PIAN", // decorative singing friend
 	"MT_SHLEEP", // almost-decorative sleeping enemy

src/info.c

@@ -16638,6 +16638,33 @@ mobjinfo_t mobjinfo[NUMMOBJTYPES] =
 		S_NULL          // raisestate
 	},
 
+	{           // MT_IDEYAANCHOR
+		1717,           // doomednum
+		S_INVISIBLE,    // spawnstate
+		0,              // spawnhealth
+		S_NULL,         // seestate
+		sfx_None,       // seesound
+		0,              // reactiontime
+		sfx_None,       // attacksound
+		S_NULL,         // painstate
+		0,              // painchance
+		sfx_None,       // painsound
+		S_NULL,         // meleestate
+		S_NULL,         // missilestate
+		S_NULL,         // deathstate
+		S_NULL,         // xdeathstate
+		sfx_None,       // deathsound
+		0,              // speed
+		1*FRACUNIT,     // radius
+		2*FRACUNIT,     // height
+		0,              // display offset
+		100,            // mass
+		0,              // damage
+		sfx_None,       // activesound
+		MF_NOBLOCKMAP|MF_NOSECTOR|MF_NOCLIP|MF_NOGRAVITY, // flags
+		S_NULL          // raisestate
+	},
+
 	{           // MT_NIGHTOPIANHELPER
 		-1,             // doomednum
 		S_NIGHTOPIANHELPER1, // spawnstate

src/info.h

@@ -4217,6 +4217,7 @@ typedef enum mobj_type
 	MT_NIGHTSEXTRATIME,
 	MT_NIGHTSLINKFREEZE,
 	MT_EGGCAPSULE,
+	MT_IDEYAANCHOR,
 	MT_NIGHTOPIANHELPER, // the actual helper object that orbits you
 	MT_PIAN, // decorative singing friend
 	MT_SHLEEP, // almost-decorative sleeping enemy

src/p_mobj.c

@@ -10678,6 +10678,10 @@ ML_EFFECT4 : Don't clip inside the ground
 		mobj->health = mthing->angle & 255;
 		mobj->threshold = mthing->angle >> 8;
 		break;
+	case MT_IDEYAANCHOR:
+		if (mthing->angle >= 0)
+			mobj->health = mthing->angle;
+		break;
 	case MT_NIGHTSDRONE:
 		{
 			boolean flip = mthing->options & MTF_OBJECTFLIP;