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217
leenkx/Sources/iron/object/ObjectAnimation.hx
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217
leenkx/Sources/iron/object/ObjectAnimation.hx
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package iron.object;
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import iron.object.Animation.ActionSampler;
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import kha.arrays.Float32Array;
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import kha.FastFloat;
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import kha.arrays.Uint32Array;
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import iron.math.Vec4;
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import iron.math.Mat4;
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import iron.math.Quat;
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import iron.data.SceneFormat;
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class ObjectAnimation extends Animation {
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public var object: Object;
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public var oactions: Array<TSceneFormat>;
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var oaction: TObj;
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var s0: FastFloat = 0.0;
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var bezierFrameIndex = -1;
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var updateAnimation: Map<String, FastFloat> -> Void;
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public var transformArr: Float32Array;
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public var transformMap: Map<String, FastFloat>;
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public static var trackNames: Array<String> = [ "xloc", "yloc", "zloc",
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"xrot", "yrot", "zrot",
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"qwrot", "qxrot", "qyrot", "qzrot",
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"xscl", "yscl", "zscl",
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"dxloc", "dyloc", "dzloc",
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"dxrot", "dyrot", "dzrot",
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"dqwrot", "dqxrot", "dqyrot", "dqzrot",
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"dxscl", "dyscl", "dzscl"];
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public function new(object: Object, oactions: Array<TSceneFormat>) {
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this.object = object;
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this.oactions = oactions;
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isSkinned = false;
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super();
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}
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function getAction(action: String): TObj {
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for (a in oactions) if (a != null && a.objects[0].name == action) return a.objects[0];
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return null;
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}
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override public function play(action = "", onComplete: Void->Void = null, blendTime = 0.0, speed = 1.0, loop = true) {
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super.play(action, onComplete, blendTime, speed, loop);
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if (this.action == "" && oactions[0] != null) this.action = oactions[0].objects[0].name;
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oaction = getAction(this.action);
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if (oaction != null) {
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isSampled = oaction.sampled != null && oaction.sampled;
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}
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}
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override public function update(delta: FastFloat) {
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if (!object.visible || object.culled) return;
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#if lnx_debug
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Animation.beginProfile();
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#end
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if(transformMap == null) transformMap = new Map();
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transformMap = initTransformMap();
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super.update(delta);
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if (paused) return;
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if(updateAnimation == null) return;
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if (!isSkinned) updateObjectAnimation();
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#if lnx_debug
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Animation.endProfile();
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#end
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}
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public override function getTotalFrames(sampler: ActionSampler): Int {
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var track = getAction(sampler.action).anim.tracks[0];
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return Std.int(track.frames[track.frames.length - 1] - track.frames[0]);
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}
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public function initTransformMap(){
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var map = new Map<String, Null<FastFloat>>();
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for (name in trackNames){
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map.set(name, null);
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}
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return map;
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}
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public function animationLoop(f: Map<String, FastFloat>->Void){
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updateAnimation = f;
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}
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function updateObjectAnimation() {
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updateAnimation(transformMap);
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updateTransform(transformMap, object.transform);
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object.transform.buildMatrix();
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}
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override public function updateActionTrack(sampler: ActionSampler) {
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if(sampler.paused) return;
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if(! sampler.actionDataInit) {
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var objanim = getAction(sampler.action);
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sampler.setObjectAction(objanim);
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}
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oaction = sampler.getObjectAction();
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updateTrack(oaction.anim, sampler);
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}
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function updateAnimSampled(anim: TAnimation, transformMap: Map<String, FastFloat>, sampler: ActionSampler) {
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for (track in anim.tracks) {
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var sign = sampler.speed > 0 ? 1 : -1;
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var t = sampler.time;
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//t = t < 0 ? 0.1 : t;
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var ti = sampler.offset;
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//ti = ti < 0 ? 1 : ti;
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var t1 = track.frames[ti] * frameTime;
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var t2 = track.frames[ti + sign] * frameTime;
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var v1 = track.values[ti];
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var v2 = track.values[ti + sign];
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var value = interpolateLinear(t, t1, t2, v1, v2);
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if(value == null) continue;
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transformMap.set(track.target, value);
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}
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}
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public function sampleAction(sampler: ActionSampler, transformMap: Map<String, FastFloat>){
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if(! sampler.actionDataInit) {
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var objanim = getAction(sampler.action);
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sampler.setObjectAction(objanim);
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}
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var objanim = sampler.getObjectAction();
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updateAnimSampled(objanim.anim, transformMap, sampler);
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}
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public function blendActionObject(transformMap1: Map<String, FastFloat>, transformMap2: Map<String, FastFloat>, transformMapRes: Map<String, FastFloat>, factor: FastFloat ) {
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for(track in transformMapRes.keys()){
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var v1 = transformMap1.get(track);
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var v2 = transformMap2.get(track);
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if(v1 == null || v2 == null) continue;
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var maxVal: FastFloat = 1.0;
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var tempValue = (maxVal - factor) * v1 + factor * v2;
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transformMapRes.set(track, tempValue);
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}
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}
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inline function interpolateLinear(t: FastFloat, t1: FastFloat, t2: FastFloat, v1: FastFloat, v2: FastFloat): Null<FastFloat> {
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var s = (t - t1) / (t2 - t1);
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return (1.0 - s) * v1 + s * v2;
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}
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@:access(iron.object.Transform)
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function updateTransform(transformMap: Map<String, FastFloat>, transform: Transform) {
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var t = transform;
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t.resetDelta();
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for (track in transformMap.keys()){
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var value = transformMap.get(track);
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if(value == null) continue;
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switch (track) {
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case "xloc": transform.loc.x = value;
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case "yloc": transform.loc.y = value;
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case "zloc": transform.loc.z = value;
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case "xrot": transform.setRotation(value, transform._eulerY, transform._eulerZ);
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case "yrot": transform.setRotation(transform._eulerX, value, transform._eulerZ);
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case "zrot": transform.setRotation(transform._eulerX, transform._eulerY, value);
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case "qwrot": transform.rot.w = value;
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case "qxrot": transform.rot.x = value;
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case "qyrot": transform.rot.y = value;
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case "qzrot": transform.rot.z = value;
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case "xscl": transform.scale.x = value;
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case "yscl": transform.scale.y = value;
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case "zscl": transform.scale.z = value;
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// Delta
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case "dxloc": transform.dloc.x = value;
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case "dyloc": transform.dloc.y = value;
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case "dzloc": transform.dloc.z = value;
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case "dxrot": transform._deulerX = value;
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case "dyrot": transform._deulerY = value;
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case "dzrot": transform._deulerZ = value;
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case "dqwrot": transform.drot.w = value;
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case "dqxrot": transform.drot.x = value;
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case "dqyrot": transform.drot.y = value;
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case "dqzrot": transform.drot.z = value;
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case "dxscl": transform.dscale.x = value;
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case "dyscl": transform.dscale.y = value;
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case "dzscl": transform.dscale.z = value;
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}
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}
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}
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}
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