Remove DIR_OMNI

Source/automap.cpp

@@ -363,8 +363,7 @@ void DrawAutomapPlr(const Surface &out, const Displacement &myPlayerOffset, int
 		DrawHorizontalLine(out, { point.x - (AmLine8 + 1), point.y }, AmLine8 + 1, playerColor);
 		DrawMapLineSteepNW(out, point, AmLine4, playerColor);
 	} break;
-	case DIR_S:
-	case DIR_OMNI: {
+	case DIR_S: {
 		const Point point { base.x, base.y + AmLine16 };
 		DrawVerticalLine(out, { point.x, point.y - AmLine16 }, AmLine16, playerColor);
 		DrawMapLineSteepSW(out, { point.x + AmLine4, point.y - 2 * AmLine4 }, AmLine4, playerColor);

Source/controls/plrctrls.cpp

@@ -1013,9 +1013,9 @@ void SpellBookMove(AxisDirection dir)
 
 const Direction FaceDir[3][3] = {
 	// NONE      UP      DOWN
-	{ DIR_OMNI, DIR_N, DIR_S }, // NONE
-	{ DIR_W, DIR_NW, DIR_SW },  // LEFT
-	{ DIR_E, DIR_NE, DIR_SE },  // RIGHT
+	{ DIR_S, DIR_N, DIR_S },   // NONE
+	{ DIR_W, DIR_NW, DIR_SW }, // LEFT
+	{ DIR_E, DIR_NE, DIR_SE }, // RIGHT
 };
 
 /**

Source/engine/direction.hpp

@@ -13,7 +13,6 @@ enum Direction : std::uint8_t {
 	DIR_NE,
 	DIR_E,
 	DIR_SE,
-	DIR_OMNI,
 };
 
 } // namespace devilution

Source/missiles.cpp

@@ -3118,7 +3118,7 @@ void MI_Firebolt(int i)
 				AddMissile(missile.position.tile, { i, 0 }, missile._mimfnum, MIS_MISEXP3, missile._micaster, missile._misource, 0, 0);
 				break;
 			case MIS_BONESPIRIT:
-				SetMissDir(missile, DIR_OMNI);
+				SetMissDir(missile, 8);
 				missile._mirange = 7;
 				missile._miDelFlag = false;
 				PutMissile(missile);
@@ -4430,7 +4430,7 @@ void MI_Bonespirit(int i)
 	missile._mirange--;
 	int dam = missile._midam;
 	int id = missile._misource;
-	if (missile._mimfnum == DIR_OMNI) {
+	if (missile._mimfnum == 8) {
 		ChangeLight(missile._mlid, missile.position.tile, missile._miAnimFrame);
 		if (missile._mirange == 0) {
 			missile._miDelFlag = true;
@@ -4464,7 +4464,7 @@ void MI_Bonespirit(int i)
 			ChangeLight(missile._mlid, c, 8);
 		}
 		if (missile._mirange == 0) {
-			SetMissDir(missile, DIR_OMNI);
+			SetMissDir(missile, 8);
 			missile.position.velocity = {};
 			missile._mirange = 7;
 		}

Source/monster.cpp

@@ -4197,8 +4197,6 @@ void M_WalkDir(int i, Direction md)
 	case DIR_NW:
 		StartWalk(i, -MWVel[mwi][1], -MWVel[mwi][0], -1, 0, DIR_NW);
 		break;
-	case DIR_OMNI:
-		break;
 	}
 }