Make Axes a separate object

demo/playground/src/jvmMain/kotlin/axes.kt

@@ -0,0 +1,22 @@
+package space.kscience.visionforge.examples
+
+import space.kscience.kmath.geometry.Euclidean3DSpace
+import space.kscience.kmath.geometry.radians
+import space.kscience.visionforge.html.ResourceLocation
+import space.kscience.visionforge.solid.*
+import kotlin.math.PI
+
+fun main() = makeVisionFile(resourceLocation = ResourceLocation.SYSTEM) {
+    vision("canvas") {
+        requirePlugin(Solids)
+        solid {
+            axes(100, "root-axes")
+            solidGroup("group") {
+                z = 100
+                rotate((PI / 4).radians, Euclidean3DSpace.vector(1, 1, 1))
+                axes(100, "local-axes")
+                box(50, 50, 50, "box")
+            }
+        }
+    }
+}

visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/MiscSolid.kt

@@ -0,0 +1,26 @@
+package space.kscience.visionforge.solid
+
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import space.kscience.visionforge.MutableVisionContainer
+import space.kscience.visionforge.VisionBuilder
+import space.kscience.visionforge.setChild
+
+public abstract class MiscSolid: SolidBase<MiscSolid>()
+
+@Serializable
+@SerialName("solid.axes")
+public class AxesSolid(public val size: Double): MiscSolid(){
+    public companion object{
+        public const val AXES_NAME: String = "@xes"
+    }
+}
+
+@VisionBuilder
+public fun MutableVisionContainer<Solid>.axes(
+    size: Number,
+    name: String = "@axes",
+    block: AxesSolid.() -> Unit = {},
+): AxesSolid = AxesSolid(size.toDouble()).apply(block).also {
+    setChild(name, it)
+}

visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/Solid.kt

@@ -9,9 +9,7 @@ import space.kscience.dataforge.names.Name
 import space.kscience.dataforge.names.asName
 import space.kscience.dataforge.names.plus
 import space.kscience.kmath.complex.Quaternion
-import space.kscience.kmath.geometry.RotationOrder
+import space.kscience.kmath.geometry.*
-import space.kscience.kmath.geometry.fromEuler
-import space.kscience.kmath.geometry.radians
 import space.kscience.visionforge.*
 import space.kscience.visionforge.Vision.Companion.VISIBLE_KEY
 import space.kscience.visionforge.solid.Solid.Companion.DETAIL_KEY
@@ -242,14 +240,13 @@ public var Solid.quaternion: Quaternion
         quaternionValue = value
     }
 
-
-//public var Solid.quaternion: Quaternion?
-//    get() = meta[Solid::quaternion.name]?.value?.doubleArray?.let { Quaternion(it) }
-//    set(value) {
-//        meta[Solid::quaternion.name] = value?.values?.asValue()
-//    }
-
-
 public var Solid.scaleX: Number by float(X_SCALE_KEY, 1f)
 public var Solid.scaleY: Number by float(Y_SCALE_KEY, 1f)
 public var Solid.scaleZ: Number by float(Z_SCALE_KEY, 1f)
+
+/**
+ * Add rotation with given [angle] relative to given [axis]
+ */
+public fun Solid.rotate(angle: Angle, axis: DoubleVector3D) {
+    quaternion = Quaternion.fromRotation(angle, axis)
+}

visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/Solids.kt

@@ -48,6 +48,8 @@ public class Solids(meta: Meta) : VisionPlugin(meta), MutableVisionContainer<Sol
 
             subclass(AmbientLightSource.serializer())
             subclass(PointLightSource.serializer())
+
+            subclass(AxesSolid.serializer())
         }
 
         public val serializersModuleForSolids: SerializersModule = SerializersModule {

visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/StlSolid.kt

@@ -7,19 +7,19 @@ import space.kscience.visionforge.VisionBuilder
 import space.kscience.visionforge.setChild
 
 
-public sealed class StlVision: SolidBase<StlVision>()
+public sealed class StlSolid: SolidBase<StlSolid>()
 
 @Serializable
 @SerialName("solid.stl.url")
-public class StlUrlVision(public val url: String) : StlVision()
+public class StlUrlSolid(public val url: String) : StlSolid()
 
 @Serializable
 @SerialName("solid.stl.binary")
-public class StlBinaryVision(public val data: ByteArray) : StlVision()
+public class StlBinarySolid(public val data: ByteArray) : StlSolid()
 
 @VisionBuilder
 public inline fun MutableVisionContainer<Solid>.stl(
     url: String,
     name: String? = null,
-    action: StlVision.() -> Unit = {},
+    action: StlSolid.() -> Unit = {},
-): StlVision = StlUrlVision(url).apply(action).also { setChild(name, it) }
+): StlSolid = StlUrlSolid(url).apply(action).also { setChild(name, it) }

visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/specifications/AxesScheme.kt

@@ -7,11 +7,13 @@ import space.kscience.dataforge.meta.descriptors.MetaDescriptor
 import space.kscience.dataforge.meta.descriptors.value
 import space.kscience.dataforge.meta.double
 
+@Deprecated("Use separate axes object instead")
 public class AxesScheme : Scheme() {
     public var visible: Boolean by boolean(false)
     public var size: Double by double(AXIS_SIZE)
     public var width: Double by double(AXIS_WIDTH)
 
+    @Suppress("DEPRECATION")
     public companion object : SchemeSpec<AxesScheme>(::AxesScheme) {
         public const val AXIS_SIZE: Double = 1000.0
         public const val AXIS_WIDTH: Double = 3.0

visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/specifications/Canvas3DOptions.kt

@@ -59,6 +59,7 @@ public class CanvasSize : Scheme() {
 }
 
 public class Canvas3DOptions : Scheme() {
+    @Suppress("DEPRECATION")
     public var axes: AxesScheme by spec(AxesScheme)
     public var camera: CameraScheme by spec(CameraScheme)
     public var controls: ControlsScheme by spec(ControlsScheme)
@@ -75,6 +76,7 @@ public class Canvas3DOptions : Scheme() {
     public companion object : SchemeSpec<Canvas3DOptions>(::Canvas3DOptions) {
         override val descriptor: MetaDescriptor by lazy {
             MetaDescriptor {
+                @Suppress("DEPRECATION")
                 scheme(Canvas3DOptions::axes, AxesScheme)
 
                 value(Canvas3DOptions::layers) {

visionforge-threejs/src/main/kotlin/space/kscience/visionforge/solid/three/ThreeAxesFactory.kt

@@ -0,0 +1,22 @@
+package space.kscience.visionforge.solid.three
+
+import space.kscience.visionforge.onPropertyChange
+import space.kscience.visionforge.solid.AxesSolid
+import three.helpers.AxesHelper
+import kotlin.reflect.KClass
+
+public object ThreeAxesFactory : ThreeFactory<AxesSolid> {
+    override val type: KClass<in AxesSolid> get() = AxesSolid::class
+
+    override suspend fun build(three: ThreePlugin, vision: AxesSolid, observe: Boolean): AxesHelper {
+        val res = AxesHelper(vision.size.toInt())
+
+        if (observe) {
+            vision.onPropertyChange(three.context) { propertyName ->
+                res.updateProperty(vision, propertyName)
+            }
+        }
+
+        return res
+    }
+}

visionforge-threejs/src/main/kotlin/space/kscience/visionforge/solid/three/ThreeCanvas.kt

@@ -57,16 +57,6 @@ public class ThreeCanvas(
             axesObject.name = AXES_NAME
             add(axesObject)
         }
-
-//        //Set up light
-//        options.useProperty(Canvas3DOptions::light, this) { lightConfig ->
-//            //remove old light if present
-//            getObjectByName(LIGHT_NAME)?.let { remove(it) }
-//            //add new light
-//            val lightObject = buildLight(lightConfig)
-//            lightObject.name = LIGHT_NAME
-//            add(lightObject)
-//        }
     }
 
 
@@ -110,7 +100,7 @@ public class ThreeCanvas(
     }
 
     /**
-     * Force camera aspect ration and renderer size recalculation
+     * Force camera aspect ratio and renderer size recalculation
      */
     private fun updateSize() {
         val width = element.clientWidth
@@ -202,7 +192,7 @@ public class ThreeCanvas(
     }
 
     /**
-     * Resolve full name of the object relative to the global root
+     * Resolve the full name of the object relative to the global root
      */
     private fun Object3D.fullName(): Name {
         if (root == null) error("Can't resolve element name without the root")
@@ -213,7 +203,7 @@ public class ThreeCanvas(
         }
     }
 
-    //find first non-static parent in this object ancestry
+    //find the first non-static parent in this object ancestry
     private tailrec fun Object3D.upTrace(): Object3D? = if (!name.startsWith("@")) this else parent?.upTrace()
 
     private fun pick(): Object3D? {
@@ -267,6 +257,7 @@ public class ThreeCanvas(
         }
         three.context.launch {
             val object3D = three.buildObject3D(vision)
+
             object3D.name = "@root"
             scene.add(object3D)
             root = object3D

visionforge-threejs/src/main/kotlin/space/kscience/visionforge/solid/three/ThreeFactory.kt

@@ -37,7 +37,7 @@ public interface ThreeFactory<in T : Vision> {
  * Update position, rotation and visibility
  */
 public fun Object3D.updatePosition(vision: Vision) {
-    visible = vision.visible ?: true
+//    visible = vision.visible ?: true
     if (vision is Solid) {
         position.set(vision.x, vision.y, vision.z)
 

visionforge-threejs/src/main/kotlin/space/kscience/visionforge/solid/three/ThreePlugin.kt

@@ -37,7 +37,8 @@ public class ThreePlugin : AbstractPlugin(), ElementVisionRenderer {
         objectFactories[SolidLabel::class] = ThreeCanvasLabelFactory
         objectFactories[AmbientLightSource::class] = ThreeAmbientLightFactory
         objectFactories[PointLightSource::class] = ThreePointLightFactory
-        objectFactories[StlVision::class] = ThreeStlFactory
+        objectFactories[StlSolid::class] = ThreeStlFactory
+        objectFactories[AxesSolid::class] = ThreeAxesFactory
     }
 
     @Suppress("UNCHECKED_CAST")

visionforge-threejs/src/main/kotlin/space/kscience/visionforge/solid/three/ThreeSmartLineFactory.kt

@@ -7,11 +7,13 @@ import kotlin.reflect.KClass
 public object ThreeSmartLineFactory : ThreeFactory<PolyLine> {
     override val type: KClass<in PolyLine> get() = PolyLine::class
 
-    override suspend fun build(three: ThreePlugin, vision: PolyLine, observe: Boolean): Object3D {
+    override suspend fun build(
-        return if (vision.thickness == 1.0) {
+        three: ThreePlugin,
+        vision: PolyLine,
+        observe: Boolean,
+    ): Object3D = if (vision.thickness == 1.0) {
         ThreeLineFactory.build(three, vision, observe)
     } else {
         ThreeMeshLineFactory.build(three, vision, observe)
     }
-    }
 }

visionforge-threejs/src/main/kotlin/space/kscience/visionforge/solid/three/ThreeStlFactory.kt

@@ -2,9 +2,9 @@ package space.kscience.visionforge.solid.three
 
 import org.khronos.webgl.ArrayBuffer
 import org.khronos.webgl.Int8Array
-import space.kscience.visionforge.solid.StlBinaryVision
+import space.kscience.visionforge.solid.StlBinarySolid
-import space.kscience.visionforge.solid.StlUrlVision
+import space.kscience.visionforge.solid.StlSolid
-import space.kscience.visionforge.solid.StlVision
+import space.kscience.visionforge.solid.StlUrlSolid
 import three.core.BufferGeometry
 import three.external.loaders.STLLoader
 import kotlin.coroutines.resume
@@ -13,15 +13,15 @@ import kotlin.coroutines.suspendCoroutine
 
 fun ArrayBuffer.toByteArray(): ByteArray = Int8Array(this).unsafeCast<ByteArray>()
 
-public object ThreeStlFactory : ThreeMeshFactory<StlVision>(StlVision::class) {
+public object ThreeStlFactory : ThreeMeshFactory<StlSolid>(StlSolid::class) {
 
     private val loader = STLLoader().apply {
         requestHeader = listOf("Access-Control-Allow-Origin: *")
     }
 
-    override suspend fun buildGeometry(obj: StlVision): BufferGeometry = when (obj) {
+    override suspend fun buildGeometry(obj: StlSolid): BufferGeometry = when (obj) {
-        is StlBinaryVision -> loader.parse(obj.data)
+        is StlBinarySolid -> loader.parse(obj.data)
-        is StlUrlVision -> suspendCoroutine { continuation ->
+        is StlUrlSolid -> suspendCoroutine { continuation ->
             loader.load(
                 url = obj.url,
                 onLoad = {