[fxparam] Added offset/scale to curve ref

bin/style.css

@@ -3163,6 +3163,12 @@ div.gradient-box {
 }
 .fx-parameter .fx-param-name {
   margin-left: 0.3em;
+  max-width: 100px;
+  direction: rtl;
+  display: inline-block;
+  overflow: hidden;
+  vertical-align: bottom;
+  text-overflow: clip;
 }
 .fx-parameter.missing {
   text-decoration: line-through;

bin/style.less

@@ -3636,6 +3636,12 @@ div.gradient-box {
 
 	.fx-param-name {
 		margin-left: 0.3em;
+		max-width: 100px;
+		direction: rtl;
+		display: inline-block;
+		overflow: hidden;
+		vertical-align: bottom;
+		text-overflow: clip;
 	}
 	&.missing {
 		text-decoration: line-through;

hide/view/FXEditor.hx

@@ -735,6 +735,11 @@ class FXEditor extends hide.view.FileView {
 			rebuildAnimPanel();
 		}
 
+		if (pname == "scale" || pname == "offset") {
+			rebuildAnimPanel();
+			data.refreshObjectAnims();
+		}
+
 		if(pname == "time" || pname == "loop" || pname == "animation" || pname == "blendMode" || pname == "blendFactor") {
 			afterPan(false);
 			data.refreshObjectAnims();

hrt/prefab/Curve.hx

@@ -55,6 +55,8 @@ class Curve extends Prefab {
 	@:s public var blendMode : CurveBlendMode = None;
 	@:s public var loop : Bool = false;
 	@:s public var blendParam : String = null;
+	@:s public var offset : Float = 0.0;
+	@:s public var scale : Float = 1.0;
 
 	public var maxTime : Float = 5000.;
 	public var duration(get, never): Float;
@@ -194,7 +196,14 @@ class Curve extends Prefab {
 			case RandomBlend:
 				return VCurve(this);
 			case Reference:
-				return getRef()?.makeVal() ?? VConst(0.0);
+				var val = getRef()?.makeVal();
+				if (val == null)
+					return VConst(0.0);
+				if (scale != 1.0)
+					val = VMult(val, VConst(scale));
+				if (offset != 0.0)
+					val = VAdd(val, VConst(offset));
+				return val;
 			default:
 				throw "invalid blendMode value";
 		}
@@ -351,6 +360,8 @@ class Curve extends Prefab {
 					<dt>Curve Path</dt><dd>
 					<select field="blendParam"></select>
 					</dd>
+					<dt>Offset</dt><dd><input type="range" min="0.0" max="1.0" field="offset"/></dd>
+					<dt>Scale</dt><dd><input type="range" min="0.0" max="1.0" field="scale"/></dd>
 				</div>
 			</dl>
 		</div>');