Overhaul sand worm rendering and attacking.

mods/d2k/rules/arrakis.yaml

@@ -69,8 +69,20 @@ sandworm:
 			Spice: 100
 	Targetable:
 		TargetTypes: Ground
-	WithFacingSpriteBody:
-	WithAttackOverlay:
+	WithSpriteBody:
+	WithIdleAnimation:
+		Interval: 160
+		Sequences: lightninga, lightningb, lightningc, lightningd, lightninge, lightningf
+		UpgradeTypes: attacking
+		UpgradeMaxEnabledLevel: 0
+	AmbientSound:
+		SoundFile: WRMSIGN1.WAV
+		Interval: 160
+		UpgradeTypes: attacking
+		UpgradeMaxEnabledLevel: 0
+	WithAttackOverlay@mouth:
+		Sequence: mouth
+	WithAttackOverlay@sand:
 		Sequence: sand
 	HiddenUnderFog:
 	AppearsOnRadar:
@@ -88,6 +100,16 @@ sandworm:
 		PingRadar: True
 	RevealsShroud:
 		Range: 5c0
+	LeavesTrails:
+		Image: sandtrail
+		Sequences: traila, trailb, trailc
+		Palette: effect
+		Type: CenterPosition
+		TerrainTypes: Sand, Dune, SpiceSand, Spice
+		MovingInterval: 3
+		UpgradeTypes: attacking
+		UpgradeMaxEnabledLevel: 0
+	UpgradeManager:
 
 sietch:
 	Inherits: ^Building

mods/d2k/sequences/infantry.yaml

@@ -481,10 +481,35 @@ sandworm:
 		Length: 20
 		Tick: 100
 	idle: DATA.R8
-		Start: 3586
-		Length: 35
-		Tick: 180
-		BlendMode: Additive
-	burrowed: DATA.R8
 		Start: 39
+	lightninga: DATA.R8
+		Start: 3591
+		Length: 5
+		Tick: 80
+		BlendMode: Additive
+	lightningb: DATA.R8
+		Start: 3596
+		Length: 5
+		Tick: 80
+		BlendMode: Additive
+	lightningc: DATA.R8
+		Start: 3601
+		Length: 5
+		Tick: 80
+		BlendMode: Additive
+	lightningd: DATA.R8
+		Start: 3606
+		Length: 5
+		Tick: 80
+		BlendMode: Additive
+	lightninge: DATA.R8
+		Start: 3611
+		Length: 5
+		Tick: 80
+		BlendMode: Additive
+	lightningf: DATA.R8
+		Start: 3616
+		Length: 5
+		Tick: 80
+		BlendMode: Additive
 	icon: wormicon.shp

mods/d2k/sequences/misc.yaml

@@ -109,6 +109,17 @@ laserfire:
 		BlendMode: Additive
 		ZOffset: 511
 
+sandtrail:
+	Defaults:
+		Length: 8
+		Tick: 200
+		ZOffset: -512
+	traila: sandtrail.shp
+	trailb: sandtrail.shp
+		Frames: 2, 6, 4, 5, 0, 1, 3, 7
+	trailc: sandtrail.shp
+		Frames: 7, 4, 6, 5, 2, 0, 3, 1
+
 pips:
 	groups: DATA.R8
 		Start: 17