dts optimization: share node transforms

src/DtsObject.hx

@@ -97,6 +97,12 @@ class DtsObject extends GameObject {
 	var lastSequenceKeyframes:Map<Sequence, Float> = new Map();
 	var doSequenceOnce:Bool;
 	var doSequenceOnceBeginTime:Float;
+	var sharedNodeTransforms:Bool = false;
+
+	static var sharedGraphNodesMap:Map<String, Array<Object>> = [];
+
+	var sharedGraphNodes:Array<Object> = [];
+	var isSharedGraphNodesRoot = false;
 
 	var graphNodes:Array<Object> = [];
 	var dirtyTransforms:Array<Bool> = [];
@@ -358,6 +364,16 @@ class DtsObject extends GameObject {
 
 		rootObject = new Object(this);
 
+		if (this.sharedNodeTransforms) {
+			if (sharedGraphNodesMap.exists(this.identifier)) {
+				sharedGraphNodes = sharedGraphNodesMap.get(this.identifier);
+				isSharedGraphNodesRoot = false;
+			} else {
+				sharedGraphNodesMap.set(this.identifier, graphNodes.concat([this.rootObject]));
+				isSharedGraphNodesRoot = true;
+			}
+		}
+
 		for (i in rootNodesIdx) {
 			rootObject.addChild(this.graphNodes[i]);
 		}
@@ -1143,6 +1159,8 @@ class DtsObject extends GameObject {
 				continue;
 			var t = (actualKeyframe - keyframeLow) % 1;
 
+			if (rot > 0 || trans > 0 || scale > 0) {
+				if ((!this.sharedNodeTransforms || this.isSharedGraphNodesRoot)) {
 					if (rot > 0) {
 						for (i in 0...this.dts.nodes.length) {
 							var affected = ((1 << i) & rot) != 0;
@@ -1282,6 +1300,20 @@ class DtsObject extends GameObject {
 							}
 						}
 					}
+				}
+				if (this.sharedNodeTransforms && !this.isSharedGraphNodesRoot) {
+					for (i in 0...this.dts.nodes.length) {
+						var node = this.graphNodes[i];
+						var shared = this.sharedGraphNodes[i];
+						node.setPosition(shared.x, shared.y, shared.z);
+						node.qRot.load(shared.qRot);
+						node.scaleX = shared.scaleX;
+						node.scaleY = shared.scaleY;
+						node.scaleZ = shared.scaleZ;
+						// this.graphNodes[i].setTransform(this.sharedGraphNodes[i].getTransform());
+					}
+				}
+			}
 
 			affectedCount = 0;
 			var visIterIdx = 0;
@@ -1422,6 +1454,7 @@ class DtsObject extends GameObject {
 		}
 
 		if (this.ambientRotate) {
+			if ((!this.sharedNodeTransforms || this.isSharedGraphNodesRoot)) {
 				var spinAnimation = new Quat();
 				spinAnimation.initRotateAxis(0, 0, -1, timeState.timeSinceLoad * this.ambientSpinFactor);
 
@@ -1431,6 +1464,16 @@ class DtsObject extends GameObject {
 				this.rootObject.getRotationQuat().load(spinAnimation);
 				this.rootObject.posChanged = true;
 			}
+			if (this.sharedNodeTransforms && !this.isSharedGraphNodesRoot) {
+				var node = this.rootObject;
+				var shared = this.sharedGraphNodes[this.sharedGraphNodes.length - 1];
+				node.setPosition(shared.x, shared.y, shared.z);
+				node.qRot.load(shared.qRot);
+				node.scaleX = shared.scaleX;
+				node.scaleY = shared.scaleY;
+				node.scaleZ = shared.scaleZ;
+			}
+		}
 
 		for (i in 0...this.colliders.length) {
 			if (this.dirtyTransforms[this.colliders[i].userData]) {
@@ -1529,6 +1572,11 @@ class DtsObject extends GameObject {
 		this.level = null;
 		boundingCollider = null;
 		colliders = null;
+		sharedGraphNodes = null;
 		this.dtsResource.release();
 	}
+
+	public static function disposeShared() {
+		sharedGraphNodesMap = [];
+	}
 }

src/MarbleWorld.hx

@@ -2327,6 +2327,7 @@ class MarbleWorld extends Scheduler {
 			dtsObject.dispose();
 		}
 		dtsObjects = null;
+		DtsObject.disposeShared();
 		powerUps = [];
 		for (trigger in this.triggers) {
 			trigger.dispose();

src/PreviewWorld.hx

@@ -301,6 +301,7 @@ class PreviewWorld extends Scheduler {
 		for (marb in marbles) {
 			marb.dispose();
 		}
+		DtsObject.disposeShared();
 		interiors = [];
 		dtsObjects = [];
 		marbles = [];

src/shapes/AntiGravity.hx

@@ -21,6 +21,7 @@ class AntiGravity extends PowerUp {
 		this.autoUse = true;
 		this.useInstancing = true;
 		this.animateSubObjectOpacities = true;
+		this.sharedNodeTransforms = true;
 		if (MisParser.parseBoolean(element.permanent))
 			norespawn = true;
 		if (norespawn)

src/shapes/Blast.hx

@@ -17,6 +17,7 @@ class Blast extends PowerUp {
 		this.pickUpName = "a Blast powerup";
 		this.ambientRotate = false;
 		this.autoUse = true;
+		this.sharedNodeTransforms = true;
 	}
 
 	public override function init(level:MarbleWorld, onFinish:Void->Void) {

src/shapes/DuctFan.hx

@@ -15,6 +15,7 @@ class DuctFan extends ForceObject {
 		this.dtsPath = "data/shapes/hazards/ductfan.dts";
 		this.isCollideable = true;
 		this.isTSStatic = false;
+		this.sharedNodeTransforms = true;
 		this.identifier = "DuctFan";
 		this.forceDatas = [
 			{

src/shapes/EasterEgg.hx

@@ -15,6 +15,7 @@ class EasterEgg extends PowerUp {
 		this.identifier = "EasterEgg";
 		this.pickUpName = "Easter Egg";
 		this.autoUse = true;
+		this.sharedNodeTransforms = true;
 	}
 
 	public function pickUp(marble:Marble):Bool {

src/shapes/Gem.hx

@@ -26,6 +26,7 @@ class Gem extends DtsObject {
 		this.isBoundingBoxCollideable = true;
 		pickedUp = false;
 		useInstancing = true;
+		this.sharedNodeTransforms = true;
 		showSequences = false; // Gems actually have an animation for the little shiny thing, but the actual game ignores that. I get it, it was annoying as hell.
 
 		var GEM_COLORS = ["red"];

src/shapes/GemBeam.hx

@@ -12,6 +12,7 @@ class GemBeam extends DtsObject {
 		this.isTSStatic = false;
 		this.identifier = "GemBeam";
 		this.useInstancing = true;
+		this.sharedNodeTransforms = true;
 		this.animateSubObjectOpacities = true;
 	}
 

src/shapes/Helicopter.hx

@@ -17,6 +17,7 @@ class Helicopter extends PowerUp {
 		this.isTSStatic = false;
 		this.showSequences = false;
 		this.identifier = "Helicopter";
+		this.sharedNodeTransforms = true;
 		this.pickUpName = "a Gyrocopter powerup";
 	}
 

src/shapes/MegaMarble.hx

@@ -16,6 +16,7 @@ class MegaMarble extends PowerUp {
 		this.isTSStatic = false;
 		this.showSequences = true;
 		this.identifier = "MegaMarble";
+		this.sharedNodeTransforms = true;
 		this.pickUpName = "a Mega-Marble powerup";
 	}
 

src/shapes/Sign.hx

@@ -10,6 +10,7 @@ class Sign extends DtsObject {
 		this.dtsPath = "data/shapes/signs/sign.dts";
 		this.isCollideable = true;
 		this.useInstancing = true;
+		this.sharedNodeTransforms = true;
 
 		var d = "";
 		if (element.datablock.toLowerCase() != 'arrow') {

src/shapes/SignCaution.hx

@@ -10,6 +10,7 @@ class SignCaution extends DtsObject {
 		this.dtsPath = "data/shapes/signs/cautionsign.dts";
 		this.isCollideable = true;
 		this.useInstancing = true;
+		this.sharedNodeTransforms = true;
 
 		var type = element.datablock.substring("SignCaution".length).toLowerCase();
 		switch (type) {

src/shapes/SignPlain.hx

@@ -10,6 +10,7 @@ class SignPlain extends DtsObject {
 
 		this.isCollideable = true;
 		this.useInstancing = true;
+		this.sharedNodeTransforms = true;
 
 		// Determine the direction to show
 		var direction = element.datablock.substring("Arrow".length).toLowerCase();

src/shapes/SmallDuctFan.hx

@@ -15,6 +15,7 @@ class SmallDuctFan extends ForceObject {
 		this.dtsPath = "data/shapes/hazards/ductfan.dts";
 		this.isCollideable = true;
 		this.isTSStatic = false;
+		this.sharedNodeTransforms = true;
 		this.identifier = "DuctFan";
 		this.forceDatas = [
 			{

src/shapes/SuperJump.hx

@@ -49,6 +49,7 @@ class SuperJump extends PowerUp {
 		this.identifier = "SuperJump";
 		this.pickUpName = "a Super Jump powerup";
 		this.showSequences = false;
+		this.sharedNodeTransforms = true;
 		sjEmitterParticleData = new ParticleData();
 		sjEmitterParticleData.identifier = "superJumpParticle";
 		sjEmitterParticleData.texture = ResourceLoader.getResource("data/particles/twirl.png", ResourceLoader.getTexture, this.textureResources);

src/shapes/SuperSpeed.hx

@@ -50,6 +50,7 @@ class SuperSpeed extends PowerUp {
 		this.identifier = "SuperSpeed";
 		this.pickUpName = "a Super Speed powerup";
 		this.useInstancing = true;
+		this.sharedNodeTransforms = true;
 		ssEmitterParticleData = new ParticleData();
 		ssEmitterParticleData.identifier = "superSpeedParticle";
 		ssEmitterParticleData.texture = ResourceLoader.getResource("data/particles/smoke.png", ResourceLoader.getTexture, this.textureResources);

src/shapes/TimeTravel.hx

@@ -16,6 +16,7 @@ class TimeTravel extends PowerUp {
 		this.dtsPath = "data/shapes/items/timetravel.dts";
 		this.isCollideable = false;
 		this.isTSStatic = false;
+		this.sharedNodeTransforms = true;
 		this.identifier = "TimeTravel";
 
 		if (element.timebonus != null) {