FX backend in progress

dataforge-vis-common/build.gradle.kts

@@ -32,8 +32,7 @@ kotlin {
         jsMain{
             dependencies {
                 api("hep.dataforge:dataforge-output-html:$dataforgeVersion")
-                api("kotlin.js.externals:kotlin-js-jquery:3.2.0-0")
+                api(npm("bootstrap","4.4.1"))
-                api(npm("bootstrap","4.3.1"))
             }
         }
     }

dataforge-vis-common/src/commonMain/kotlin/hep/dataforge/vis/common/VisualObject.kt

@@ -1,6 +1,9 @@
 package hep.dataforge.vis.common
 
-import hep.dataforge.meta.*
+import hep.dataforge.meta.Config
+import hep.dataforge.meta.Configurable
+import hep.dataforge.meta.Laminate
+import hep.dataforge.meta.MetaItem
 import hep.dataforge.names.Name
 import hep.dataforge.names.asName
 import hep.dataforge.names.toName
@@ -15,7 +18,7 @@ import kotlinx.serialization.Transient
  * A root type for display hierarchy
  */
 @Type(TYPE)
-interface VisualObject : MetaRepr, Configurable {
+interface VisualObject : Configurable {
 
     /**
      * The parent object of this one. If null, this one is a root.
@@ -54,7 +57,7 @@ interface VisualObject : MetaRepr, Configurable {
     fun removeChangeListener(owner: Any?)
 
     /**
-     * List of names of styles applied to this object
+     * List of names of styles applied to this object. Order matters.
      */
     var styles: List<Name>
 

dataforge-vis-spatial/build.gradle.kts

@@ -21,7 +21,8 @@ kotlin {
         }
         jvmMain {
             dependencies {
-                implementation("org.fxyz3d:fxyz3d:0.5.2")
+                api("org.fxyz3d:fxyz3d:0.5.2")
+                implementation("eu.mihosoft.vrl.jcsg:jcsg:0.5.7")
             }
         }
         jsMain {

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Box.kt

@@ -3,7 +3,6 @@ package hep.dataforge.vis.spatial
 
 import hep.dataforge.context.Context
 import hep.dataforge.io.serialization.ConfigSerializer
-import hep.dataforge.io.toMeta
 import hep.dataforge.meta.Config
 import hep.dataforge.meta.Meta
 import hep.dataforge.meta.float
@@ -50,8 +49,6 @@ class Box(
         geometryBuilder.face4(node8, node5, node6, node7)
     }
 
-    override fun toMeta(): Meta  = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
-
     companion object : VisualFactory<Box> {
         const val TYPE = "geometry.3d.box"
 

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Composite.kt

@@ -2,9 +2,7 @@
 package hep.dataforge.vis.spatial
 
 import hep.dataforge.io.serialization.ConfigSerializer
-import hep.dataforge.io.toMeta
 import hep.dataforge.meta.Config
-import hep.dataforge.meta.Meta
 import hep.dataforge.meta.update
 import hep.dataforge.vis.common.AbstractVisualObject
 import kotlinx.serialization.Serializable
@@ -34,8 +32,6 @@ class Composite(
 
     @Serializable(ConfigSerializer::class)
     override var properties: Config? = null
-
-    override fun toMeta(): Meta = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
 }
 
 inline fun VisualGroup3D.composite(

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/ConeSegment.kt

@@ -3,12 +3,12 @@
 package hep.dataforge.vis.spatial
 
 import hep.dataforge.io.serialization.ConfigSerializer
-import hep.dataforge.io.toMeta
 import hep.dataforge.meta.Config
-import hep.dataforge.meta.Meta
 import hep.dataforge.vis.common.AbstractVisualObject
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.UseSerializers
+import kotlin.math.cos
+import kotlin.math.sin
 
 /**
  * A cylinder or cut cone segment
@@ -20,7 +20,7 @@ class ConeSegment(
     var upperRadius: Float,
     var startAngle: Float = 0f,
     var angle: Float = PI2
-) : AbstractVisualObject(), VisualObject3D {
+) : AbstractVisualObject(), VisualObject3D, Shape {
 
     @Serializable(ConfigSerializer::class)
     override var properties: Config? = null
@@ -29,7 +29,48 @@ class ConeSegment(
     override var rotation: Point3D? = null
     override var scale: Point3D? = null
 
-    override fun toMeta(): Meta = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
+    override fun <T : Any> toGeometry(geometryBuilder: GeometryBuilder<T>) {
+        val segments = detail ?: 8
+        require(segments >= 4) { "The number of segments in cone segment is too small" }
+        val angleStep = angle / (segments - 1)
+
+        fun shape(r: Float, z: Float): List<Point3D> {
+            return (0 until segments).map { i ->
+                Point3D(r * cos(startAngle + angleStep * i), r * sin(startAngle + angleStep * i), z)
+            }
+        }
+
+        geometryBuilder.apply {
+
+            //creating shape in x-y plane with z = 0
+            val bottomOuterPoints = shape(upperRadius, -height / 2)
+            val upperOuterPoints = shape(radius, height / 2)
+            //outer face
+            (1 until segments).forEach {
+                face4(bottomOuterPoints[it - 1], bottomOuterPoints[it], upperOuterPoints[it], upperOuterPoints[it - 1])
+            }
+
+            if (angle == PI2) {
+                face4(bottomOuterPoints.last(), bottomOuterPoints[0], upperOuterPoints[0], upperOuterPoints.last())
+            }
+
+            val zeroBottom = Point3D(0f, 0f, 0f)
+            val zeroTop = Point3D(0f, 0f, height)
+            (1 until segments).forEach {
+                face(bottomOuterPoints[it - 1], zeroBottom, bottomOuterPoints[it])
+                face(upperOuterPoints[it - 1], upperOuterPoints[it], zeroTop)
+            }
+            if (angle == PI2) {
+                face(bottomOuterPoints.last(), zeroBottom, bottomOuterPoints[0])
+                face(upperOuterPoints.last(), upperOuterPoints[0], zeroTop)
+            } else {
+                face4(zeroTop, zeroBottom, bottomOuterPoints[0], upperOuterPoints[0])
+                face4(zeroTop, zeroBottom, bottomOuterPoints.last(), upperOuterPoints.last())
+            }
+
+        }
+    }
+
 }
 
 inline fun VisualGroup3D.cylinder(

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Convex.kt

@@ -3,9 +3,7 @@
 package hep.dataforge.vis.spatial
 
 import hep.dataforge.io.serialization.ConfigSerializer
-import hep.dataforge.io.toMeta
 import hep.dataforge.meta.Config
-import hep.dataforge.meta.Meta
 import hep.dataforge.vis.common.AbstractVisualObject
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.UseSerializers
@@ -20,8 +18,6 @@ class Convex(val points: List<Point3D>) : AbstractVisualObject(), VisualObject3D
     override var rotation: Point3D? = null
     override var scale: Point3D? = null
 
-    override fun toMeta(): Meta = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
-
     companion object {
         const val TYPE = "geometry.3d.convex"
     }

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Extruded.kt

@@ -2,9 +2,7 @@
 package hep.dataforge.vis.spatial
 
 import hep.dataforge.io.serialization.ConfigSerializer
-import hep.dataforge.io.toMeta
 import hep.dataforge.meta.Config
-import hep.dataforge.meta.Meta
 import hep.dataforge.vis.common.AbstractVisualObject
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.UseSerializers
@@ -107,8 +105,6 @@ class Extruded(
         geometryBuilder.cap(layers.last())
     }
 
-    override fun toMeta(): Meta = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
-
     companion object {
         const val TYPE = "geometry.3d.extruded"
     }

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/PolyLine.kt

@@ -3,9 +3,7 @@
 package hep.dataforge.vis.spatial
 
 import hep.dataforge.io.serialization.ConfigSerializer
-import hep.dataforge.io.toMeta
 import hep.dataforge.meta.Config
-import hep.dataforge.meta.Meta
 import hep.dataforge.vis.common.AbstractVisualObject
 import hep.dataforge.vis.common.number
 import kotlinx.serialization.Serializable
@@ -23,7 +21,6 @@ class PolyLine(var points: List<Point3D>) : AbstractVisualObject(), VisualObject
     //var lineType by string()
     var thickness by number(1.0, key = "material.thickness")
 
-    override fun toMeta(): Meta = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
 }
 
 fun VisualGroup3D.polyline(vararg points: Point3D, name: String = "", action: PolyLine.() -> Unit = {}) =

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Proxy.kt

@@ -4,7 +4,6 @@ package hep.dataforge.vis.spatial
 
 import hep.dataforge.io.serialization.ConfigSerializer
 import hep.dataforge.io.serialization.NameSerializer
-import hep.dataforge.io.toMeta
 import hep.dataforge.meta.Config
 import hep.dataforge.meta.Meta
 import hep.dataforge.meta.MetaItem
@@ -64,8 +63,6 @@ class Proxy(val templateName: Name) : AbstractVisualObject(), VisualGroup, Visua
         }
     }
 
-    override fun toMeta(): Meta = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
-
     override val children: Map<NameToken, ProxyChild>
         get() = (prototype as? MutableVisualGroup)?.children
             ?.filter { !it.key.toString().startsWith("@") }
@@ -144,8 +141,6 @@ class Proxy(val templateName: Name) : AbstractVisualObject(), VisualGroup, Visua
             }
         }
 
-        override fun toMeta(): Meta = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
-
     }
 
     companion object {

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Sphere.kt

@@ -3,9 +3,7 @@
 package hep.dataforge.vis.spatial
 
 import hep.dataforge.io.serialization.ConfigSerializer
-import hep.dataforge.io.toMeta
 import hep.dataforge.meta.Config
-import hep.dataforge.meta.Meta
 import hep.dataforge.vis.common.AbstractVisualObject
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.UseSerializers
@@ -18,7 +16,7 @@ class Sphere(
     var phi: Float = PI2,
     var thetaStart: Float = 0f,
     var theta: Float = PI.toFloat()
-) : AbstractVisualObject(), VisualObject3D {
+) : AbstractVisualObject(), VisualObject3D, Shape {
 
     @Serializable(ConfigSerializer::class)
     override var properties: Config? = null
@@ -27,7 +25,9 @@ class Sphere(
     override var rotation: Point3D? = null
     override var scale: Point3D? = null
 
-    override fun toMeta(): Meta = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
+    override fun <T : Any> toGeometry(geometryBuilder: GeometryBuilder<T>) {
+        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+    }
 }
 
 inline fun VisualGroup3D.sphere(

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Text3D.kt

@@ -0,0 +1,23 @@
+@file:UseSerializers(Point3DSerializer::class)
+
+package hep.dataforge.vis.spatial
+
+import hep.dataforge.io.serialization.ConfigSerializer
+import hep.dataforge.meta.Config
+import hep.dataforge.vis.common.AbstractVisualObject
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.UseSerializers
+
+@Serializable
+class Text3D(var text: String, var fontSize: Int) : AbstractVisualObject(), VisualObject3D {
+    @Serializable(ConfigSerializer::class)
+    override var properties: Config? = null
+
+    override var position: Point3D? = null
+    override var rotation: Point3D? = null
+    override var scale: Point3D? = null
+
+}
+
+fun VisualGroup3D.text(text: String, fontSize: Int, name: String = "", action: Text3D.() -> Unit = {}) =
+    Text3D(text, fontSize).apply(action).also { set(name, it) }

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/Tube.kt

@@ -2,9 +2,7 @@
 package hep.dataforge.vis.spatial
 
 import hep.dataforge.io.serialization.ConfigSerializer
-import hep.dataforge.io.toMeta
 import hep.dataforge.meta.Config
-import hep.dataforge.meta.Meta
 import hep.dataforge.vis.common.AbstractVisualObject
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.UseSerializers
@@ -126,7 +124,6 @@ class Tube(
         }
     }
 
-    override fun toMeta(): Meta = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
 }
 
 inline fun VisualGroup3D.tube(

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/VisualGroup3D.kt

@@ -11,7 +11,6 @@ package hep.dataforge.vis.spatial
 import hep.dataforge.io.serialization.ConfigSerializer
 import hep.dataforge.io.serialization.MetaSerializer
 import hep.dataforge.io.serialization.NameSerializer
-import hep.dataforge.io.toMeta
 import hep.dataforge.meta.Config
 import hep.dataforge.meta.Meta
 import hep.dataforge.names.Name
@@ -97,8 +96,6 @@ class VisualGroup3D : AbstractVisualGroup(), VisualObject3D {
         }
     }
 
-    override fun toMeta(): Meta = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
-
     companion object {
         const val PROTOTYPES_KEY = "templates"
     }

dataforge-vis-spatial/src/commonTest/kotlin/hep/dataforge/vis/spatial/ConvexTest.kt

@@ -1,8 +1,8 @@
 package hep.dataforge.vis.spatial
 
-import hep.dataforge.meta.get
+import hep.dataforge.io.toMeta
+import hep.dataforge.meta.MetaItem
 import hep.dataforge.meta.getIndexed
-import hep.dataforge.meta.node
 import kotlin.test.Test
 import kotlin.test.assertEquals
 
@@ -25,12 +25,11 @@ class ConvexTest {
 
         val convex = group.first() as Convex
 
-        val meta = convex.toMeta()
+        val json = Visual3DPlugin.json.toJson(Convex.serializer(), convex)
+        val meta = json.toMeta()
 
-        val pointsNode = convex.toMeta()["points"].node
+        val points = meta.getIndexed("points").values.map { (it as MetaItem.NodeItem<*>).node.point3D()}
-
+        assertEquals(8, points.count())
-        assertEquals(8, pointsNode?.items?.count())
-        val points = pointsNode?.getIndexed("points")
 
         assertEquals(8, convex.points.size)
     }

dataforge-vis-spatial/src/commonTest/kotlin/hep/dataforge/vis/spatial/SerializationTest.kt

@@ -8,15 +8,15 @@ import kotlin.test.assertEquals
 class SerializationTest {
     @ImplicitReflectionSerializer
     @Test
-    fun testCubeSerialization(){
+    fun testCubeSerialization() {
-        val cube = Box(100f,100f,100f).apply{
+        val cube = Box(100f, 100f, 100f).apply {
             color(222)
             x = 100
             z = -100
         }
-        val string  = json.stringify(Box.serializer(),cube)
+        val string = json.stringify(Box.serializer(), cube)
         println(string)
-        val newCube = json.parse(Box.serializer(),string)
+        val newCube = json.parse(Box.serializer(), string)
-        assertEquals(cube.toMeta(),newCube.toMeta())
+        assertEquals(cube.config, newCube.config)
     }
 }

dataforge-vis-spatial/src/jsMain/kotlin/hep/dataforge/vis/spatial/editor/outputConfig.kt

@@ -1,6 +1,6 @@
 package hep.dataforge.vis.spatial.editor
 
-import hep.dataforge.vis.spatial.three.ThreeOutput
+import hep.dataforge.vis.spatial.three.ThreeCanvas
 import kotlinx.html.InputType
 import kotlinx.html.dom.append
 import kotlinx.html.js.div
@@ -9,7 +9,7 @@ import kotlinx.html.js.label
 import org.w3c.dom.Element
 import kotlin.dom.clear
 
-fun Element.threeOutputConfig(output: ThreeOutput) {
+fun Element.threeOutputConfig(canvas: ThreeCanvas) {
     clear()
     append {
         card("Layers"){
@@ -23,9 +23,9 @@ fun Element.threeOutputConfig(output: ThreeOutput) {
                             }
                             onchange = {
                                 if (checked) {
-                                    output.camera.layers.enable(layer)
+                                    canvas.camera.layers.enable(layer)
                                 } else {
-                                    output.camera.layers.disable(layer)
+                                    canvas.camera.layers.disable(layer)
                                 }
                             }
                         }

dataforge-vis-spatial/src/jsMain/kotlin/hep/dataforge/vis/spatial/three/ThreeCanvas.kt

@@ -19,7 +19,7 @@ import kotlin.browser.window
 import kotlin.dom.clear
 import kotlin.math.max
 
-class ThreeOutput(val three: ThreePlugin, val meta: Meta = EmptyMeta) : Renderer<VisualObject3D> {
+class ThreeCanvas(val three: ThreePlugin, val meta: Meta = EmptyMeta) : Renderer<VisualObject3D> {
 
     override val context: Context get() = three.context
 
@@ -95,7 +95,7 @@ class ThreeOutput(val three: ThreePlugin, val meta: Meta = EmptyMeta) : Renderer
 }
 
 fun ThreePlugin.output(element: HTMLElement? = null, meta: Meta = EmptyMeta, override: MetaBuilder.() -> Unit = {}) =
-    ThreeOutput(this, buildMeta(meta, override)).apply {
+    ThreeCanvas(this, buildMeta(meta, override)).apply {
         if (element != null) {
             attach(element)
         }

dataforge-vis-spatial/src/jsMain/kotlin/hep/dataforge/vis/spatial/three/ThreeFactory.kt

@@ -38,17 +38,17 @@ fun Object3D.updatePosition(obj: VisualObject3D) {
     updateMatrix()
 }
 
-/**
+///**
- * Unsafe invocation of a factory
+// * Unsafe invocation of a factory
- */
+// */
-operator fun <T : VisualObject3D> ThreeFactory<T>.invoke(obj: Any): Object3D {
+//operator fun <T : VisualObject3D> ThreeFactory<T>.invoke(obj: Any): Object3D {
-    if (type.isInstance(obj)) {
+//    if (type.isInstance(obj)) {
-        @Suppress("UNCHECKED_CAST")
+//        @Suppress("UNCHECKED_CAST")
-        return invoke(obj as T)
+//        return invoke(obj as T)
-    } else {
+//    } else {
-        error("The object of type ${obj::class} could not be rendered by this factory")
+//        error("The object of type ${obj::class} could not be rendered by this factory")
-    }
+//    }
-}
+//}
 
 /**
  * Update non-position non-geometry property

dataforge-vis-spatial/src/jsMain/kotlin/hep/dataforge/vis/spatial/three/ThreePlugin.kt

@@ -16,7 +16,7 @@ import info.laht.threekt.objects.Group as ThreeGroup
 class ThreePlugin : AbstractPlugin() {
     override val tag: PluginTag get() = Companion.tag
 
-    private val objectFactories = HashMap<KClass<out VisualObject>, ThreeFactory<*>>()
+    private val objectFactories = HashMap<KClass<out VisualObject3D>, ThreeFactory<*>>()
     private val compositeFactory = ThreeCompositeFactory(this)
     private val proxyFactory = ThreeProxyFactory(this)
 
@@ -29,9 +29,11 @@ class ThreePlugin : AbstractPlugin() {
         objectFactories[PolyLine::class] = ThreeLineFactory
     }
 
-    private fun findObjectFactory(type: KClass<out VisualObject>): ThreeFactory<*>? {
+    @Suppress("UNCHECKED_CAST")
-        return objectFactories[type]
+    private fun findObjectFactory(type: KClass<out VisualObject>): ThreeFactory<VisualObject3D>? {
-            ?: context.content<ThreeFactory<*>>(ThreeFactory.TYPE).values.find { it.type == type }
+        return (objectFactories[type]
+            ?: context.content<ThreeFactory<*>>(ThreeFactory.TYPE).values.find { it.type == type })
+                as ThreeFactory<VisualObject3D>?
     }
 
     fun buildObject3D(obj: VisualObject3D): Object3D {
@@ -73,7 +75,7 @@ class ThreePlugin : AbstractPlugin() {
             is Composite -> compositeFactory(obj)
             else -> {
                 //find specialized factory for this type if it is present
-                val factory = findObjectFactory(obj::class)
+                val factory: ThreeFactory<VisualObject3D>? = findObjectFactory(obj::class)
                 when {
                     factory != null -> factory(obj)
                     obj is Shape -> ThreeShapeFactory(obj)

dataforge-vis-spatial/src/jsMain/kotlin/hep/dataforge/vis/spatial/three/ThreeVisualObject.kt

@@ -3,13 +3,10 @@
 package hep.dataforge.vis.spatial.three
 
 import hep.dataforge.io.serialization.ConfigSerializer
-import hep.dataforge.io.toMeta
 import hep.dataforge.meta.Config
-import hep.dataforge.meta.Meta
 import hep.dataforge.vis.common.AbstractVisualObject
 import hep.dataforge.vis.spatial.Point3D
 import hep.dataforge.vis.spatial.Point3DSerializer
-import hep.dataforge.vis.spatial.Visual3DPlugin
 import hep.dataforge.vis.spatial.VisualObject3D
 import info.laht.threekt.core.Object3D
 import kotlinx.serialization.Serializable
@@ -32,8 +29,6 @@ class CustomThreeVisualObject(val threeFactory: ThreeFactory<VisualObject3D>) :
     @Serializable(ConfigSerializer::class)
     override var properties: Config? = null
 
-    override fun toMeta(): Meta = Visual3DPlugin.json.toJson(serializer(), this).toMeta()
-
     override fun toObject3D(): Object3D = threeFactory(this)
 
 }

dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/Canvas3D.kt

@@ -1,5 +1,11 @@
 package hep.dataforge.vis.spatial.fx
 
+import hep.dataforge.context.Context
+import hep.dataforge.context.ContextAware
+import hep.dataforge.meta.EmptyMeta
+import hep.dataforge.meta.Meta
+import hep.dataforge.output.Renderer
+import hep.dataforge.vis.spatial.VisualObject3D
 import hep.dataforge.vis.spatial.World.CAMERA_FAR_CLIP
 import hep.dataforge.vis.spatial.World.CAMERA_INITIAL_DISTANCE
 import hep.dataforge.vis.spatial.World.CAMERA_INITIAL_X_ANGLE
@@ -16,7 +22,9 @@ import javafx.scene.paint.Color
 import org.fxyz3d.utils.CameraTransformer
 import tornadofx.*
 
-class Canvas3D : Fragment() {
+class Canvas3D(val plugin: FX3DPlugin, val meta: Meta = EmptyMeta) : Fragment(), Renderer<VisualObject3D>, ContextAware {
+
+    override val context: Context get() = plugin.context
     val world: Group = Group()
 
     private val camera = PerspectiveCamera().apply {
@@ -153,6 +161,10 @@ class Canvas3D : Fragment() {
         }
     }
 
+    override fun render(obj: VisualObject3D, meta: Meta) {
+        plugin.buildNode(obj)?.let { world.children.add(it) }
+    }
+
     companion object {
         private const val AXIS_LENGTH = 2000.0
         private const val CONTROL_MULTIPLIER = 0.1

dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/DisplayObjectFXBinding.kt

@@ -10,7 +10,7 @@ import tornadofx.*
 /**
  * A caching binding collection for [VisualObject] properties
  */
-class DisplayObjectFXListener(val obj: VisualObject) {
+class DisplayObjectFXBinding(val obj: VisualObject) {
     private val binndings = HashMap<Name, ObjectBinding<MetaItem<*>?>>()
 
     init {

dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/FX3DOutput.kt

@@ -1,50 +0,0 @@
-package hep.dataforge.vis.spatial.fx
-
-import hep.dataforge.context.Context
-import hep.dataforge.meta.Meta
-import hep.dataforge.output.Renderer
-import hep.dataforge.vis.common.VisualObject
-import hep.dataforge.vis.spatial.Box
-import hep.dataforge.vis.spatial.VisualGroup3D
-import javafx.scene.Group
-import javafx.scene.Node
-import org.fxyz3d.shapes.primitives.CuboidMesh
-import tornadofx.*
-
-/**
- * https://github.com/miho/JCSG for operations
- *
- */
-class FX3DOutput(override val context: Context) : Renderer<VisualObject> {
-    val canvas by lazy { Canvas3D() }
-
-
-    private fun buildNode(obj: VisualObject): Node? {
-        val listener = DisplayObjectFXListener(obj)
-        val x = listener["pos.x"].float()
-        val y = listener["pos.y"].float()
-        val z = listener["pos.z"].float()
-        val center = objectBinding(x, y, z) {
-            org.fxyz3d.geometry.Point3D(x.value ?: 0f, y.value ?: 0f, z.value ?: 0f)
-        }
-        return when (obj) {
-            is VisualGroup3D -> Group(obj.map { buildNode(it) }).apply {
-                this.translateXProperty().bind(x)
-                this.translateYProperty().bind(y)
-                this.translateZProperty().bind(z)
-            }
-            is Box -> CuboidMesh(obj.xSize.toDouble(), obj.ySize.toDouble(), obj.zSize.toDouble()).apply {
-                this.centerProperty().bind(center)
-                this.materialProperty().bind(listener["color"].transform { it.material() })
-            }
-            else -> {
-                logger.error { "No renderer defined for ${obj::class}" }
-                null
-            }
-        }
-    }
-
-    override fun render(obj: VisualObject, meta: Meta) {
-        buildNode(obj)?.let { canvas.world.children.add(it) }
-    }
-}

dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/FX3DPlugin.kt

@@ -0,0 +1,113 @@
+package hep.dataforge.vis.spatial.fx
+
+import hep.dataforge.context.*
+import hep.dataforge.meta.Meta
+import hep.dataforge.meta.get
+import hep.dataforge.provider.Type
+import hep.dataforge.vis.spatial.*
+import hep.dataforge.vis.spatial.fx.FX3DFactory.Companion.TYPE
+import javafx.scene.Group
+import javafx.scene.Node
+import javafx.scene.shape.Shape3D
+import javafx.scene.transform.Rotate
+import org.fxyz3d.shapes.composites.PolyLine3D
+import org.fxyz3d.shapes.primitives.CuboidMesh
+import kotlin.reflect.KClass
+
+class FX3DPlugin : AbstractPlugin() {
+    override val tag: PluginTag get() = Companion.tag
+
+    private val objectFactories = HashMap<KClass<out VisualObject3D>, FX3DFactory<*>>()
+    private val compositeFactory = FXCompositeFactory(this)
+    private val proxyFactory = FXProxyFactory(this)
+
+    init {
+        //Add specialized factories here
+        objectFactories[Convex::class] = FXConvexFactory
+    }
+
+
+    @Suppress("UNCHECKED_CAST")
+    private fun findObjectFactory(type: KClass<out VisualObject3D>): FX3DFactory<VisualObject3D>? {
+        return (objectFactories[type] ?: context.content<FX3DFactory<*>>(TYPE).values.find { it.type == type })
+                as FX3DFactory<VisualObject3D>?
+    }
+
+    fun buildNode(obj: VisualObject3D): Node? {
+        val binding = DisplayObjectFXBinding(obj)
+        return when (obj) {
+            is Proxy -> proxyFactory(obj, binding)
+            is VisualGroup3D -> Group(obj.filterIsInstance<VisualObject3D>().map { buildNode(it) })
+            is Composite -> compositeFactory(obj, binding)
+            is Box -> CuboidMesh(obj.xSize.toDouble(), obj.ySize.toDouble(), obj.zSize.toDouble())
+            is PolyLine -> PolyLine3D(
+                obj.points.map { it.point },
+                obj.thickness.toFloat(),
+                obj.material?.get("color")?.color()
+            )
+            else -> {
+                //find specialized factory for this type if it is present
+                val factory: FX3DFactory<VisualObject3D>? = findObjectFactory(obj::class)
+                when {
+                    factory != null -> factory(obj, binding)
+                    obj is Shape -> FXShapeFactory(obj, binding)
+                    else -> error("Renderer for ${obj::class} not found")
+                }
+            }
+        }.apply {
+            translateXProperty().bind(binding[VisualObject3D.xPos].float())
+            translateYProperty().bind(binding[VisualObject3D.yPos].float())
+            translateZProperty().bind(binding[VisualObject3D.zPos].float())
+            scaleXProperty().bind(binding[VisualObject3D.xScale].float())
+            scaleYProperty().bind(binding[VisualObject3D.yScale].float())
+            scaleZProperty().bind(binding[VisualObject3D.zScale].float())
+
+            val rotateX = Rotate(0.0, Rotate.X_AXIS).apply {
+                angleProperty().bind(binding[VisualObject3D.xRotation].float())
+            }
+
+            val rotateY = Rotate(0.0, Rotate.Y_AXIS).apply {
+                angleProperty().bind(binding[VisualObject3D.yRotation].float())
+            }
+
+            val rotateZ = Rotate(0.0, Rotate.Z_AXIS).apply {
+                angleProperty().bind(binding[VisualObject3D.zRotation].float())
+            }
+
+            when (obj.rotationOrder) {
+                RotationOrder.ZYX -> transforms.addAll(rotateZ, rotateY, rotateX)
+                RotationOrder.XZY -> transforms.addAll(rotateY, rotateZ, rotateX)
+                RotationOrder.YXZ -> transforms.addAll(rotateZ, rotateX, rotateY)
+                RotationOrder.YZX -> transforms.addAll(rotateX, rotateZ, rotateY)
+                RotationOrder.ZXY -> transforms.addAll(rotateY, rotateX, rotateZ)
+                RotationOrder.XYZ -> transforms.addAll(rotateZ, rotateY, rotateX)
+            }
+
+            if (this is Shape3D) {
+                materialProperty().bind(binding["color"].transform { it.material() })
+            }
+        }
+    }
+
+    companion object : PluginFactory<FX3DPlugin> {
+        override val tag = PluginTag("visual.fx3D", PluginTag.DATAFORGE_GROUP)
+        override val type = FX3DPlugin::class
+        override fun invoke(meta: Meta, context: Context) = FX3DPlugin()
+    }
+}
+
+/**
+ * Builder and updater for three.js object
+ */
+@Type(TYPE)
+interface FX3DFactory<in T : VisualObject3D> {
+
+    val type: KClass<in T>
+
+    operator fun invoke(obj: T, binding: DisplayObjectFXBinding): Node
+
+    companion object {
+        const val TYPE = "fx3DFactory"
+    }
+}
+

dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/FXCompositeFactory.kt

@@ -0,0 +1,38 @@
+package hep.dataforge.vis.spatial.fx
+
+import eu.mihosoft.jcsg.CSG
+import hep.dataforge.vis.spatial.Composite
+import hep.dataforge.vis.spatial.CompositeType
+import javafx.scene.Group
+import javafx.scene.Node
+import javafx.scene.shape.MeshView
+import org.fxyz3d.utils.MeshUtils
+import kotlin.reflect.KClass
+
+class FXCompositeFactory(val plugin: FX3DPlugin) :
+    FX3DFactory<Composite> {
+    override val type: KClass<in Composite>
+        get() = Composite::class
+
+    override fun invoke(obj: Composite, binding: DisplayObjectFXBinding): Node {
+        val first = plugin.buildNode(obj.first) as? MeshView ?: error("Can't build node")
+        val second = plugin.buildNode(obj.second) as? MeshView ?: error("Can't build node")
+        val firstCSG = MeshUtils.mesh2CSG(first)
+        val secondCSG = MeshUtils.mesh2CSG(second)
+        val resultCSG = when(obj.compositeType){
+            CompositeType.UNION -> firstCSG.union(secondCSG)
+            CompositeType.INTERSECT -> firstCSG.intersect(secondCSG)
+            CompositeType.SUBTRACT -> firstCSG.difference(secondCSG)
+        }
+        return resultCSG.toNode()
+    }
+}
+
+internal fun CSG.toNode(): Node{
+    val meshes = toJavaFXMesh().asMeshViews
+    return if(meshes.size == 1){
+        meshes.first()
+    } else {
+        Group(meshes.map { it })
+    }
+}

dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/FXConvexFactory.kt

@@ -0,0 +1,19 @@
+package hep.dataforge.vis.spatial.fx
+
+import eu.mihosoft.jcsg.PropertyStorage
+import eu.mihosoft.jcsg.ext.quickhull3d.HullUtil
+import eu.mihosoft.vvecmath.Vector3d
+import hep.dataforge.vis.spatial.Convex
+import javafx.scene.Node
+import kotlin.reflect.KClass
+
+
+object FXConvexFactory : FX3DFactory<Convex> {
+    override val type: KClass<in Convex> get() = Convex::class
+
+    override fun invoke(obj: Convex, binding: DisplayObjectFXBinding): Node {
+        val hull = HullUtil.hull(obj.points.map { Vector3d.xyz(it.x, it.y, it.z) }, PropertyStorage())
+        return hull.toNode()
+    }
+
+}

dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/FXProxyFactory.kt

@@ -0,0 +1,15 @@
+package hep.dataforge.vis.spatial.fx
+
+import hep.dataforge.vis.spatial.Proxy
+import javafx.scene.Node
+import kotlin.reflect.KClass
+
+class FXProxyFactory(val plugin: FX3DPlugin) :
+    FX3DFactory<Proxy> {
+    override val type: KClass<in Proxy> get() = Proxy::class
+
+    override fun invoke(obj: Proxy, binding: DisplayObjectFXBinding): Node {
+        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+    }
+
+}

dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/FXShapeFactory.kt

@@ -0,0 +1,58 @@
+package hep.dataforge.vis.spatial.fx
+
+import hep.dataforge.meta.Meta
+import hep.dataforge.vis.spatial.GeometryBuilder
+import hep.dataforge.vis.spatial.Point3D
+import hep.dataforge.vis.spatial.Shape
+import javafx.scene.shape.Mesh
+import javafx.scene.shape.MeshView
+import javafx.scene.shape.TriangleMesh
+import kotlin.reflect.KClass
+
+object FXShapeFactory : FX3DFactory<Shape> {
+    override val type: KClass<in Shape> get() = Shape::class
+
+    override fun invoke(obj: Shape, binding: DisplayObjectFXBinding): MeshView {
+        val mesh = FXGeometryBuilder().apply { obj.toGeometry(this) }.build()
+        return MeshView(mesh)
+    }
+}
+
+private typealias Face = IntArray
+
+private class FXGeometryBuilder : GeometryBuilder<Mesh> {
+    val vertices = ArrayList<Point3D>()
+    val faces = ArrayList<Face>()
+    private val vertexCache = HashMap<Point3D, Int>()
+
+    private fun append(vertex: Point3D): Int {
+        val index = vertexCache[vertex] ?: -1//vertices.indexOf(vertex)
+        return if (index > 0) {
+            index
+        } else {
+            vertices.add(vertex)
+            vertexCache[vertex] = vertices.size - 1
+            vertices.size - 1
+        }
+    }
+
+    override fun face(vertex1: Point3D, vertex2: Point3D, vertex3: Point3D, normal: Point3D?, meta: Meta) {
+        //adding vertices
+        val face: Face = intArrayOf(append(vertex1), append(vertex2), append(vertex3))
+        faces.add(face)
+    }
+
+    override fun build(): Mesh {
+        val mesh = TriangleMesh()
+        vertices.forEach {
+            //TODO optimize copy
+            mesh.points.addAll(it.x.toFloat(), it.y.toFloat(), it.z.toFloat())
+        }
+        faces.forEach {
+            mesh.faces.addAll(it[0], it[1], it[2])
+        }
+        return mesh
+    }
+
+}
+

dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/fx/RendererDemoApp.kt

@@ -16,9 +16,10 @@ class RendererDemoApp : App(RendererDemoView::class)
 
 
 class RendererDemoView : View() {
-    val renderer = FX3DOutput(Global)
+    val plugin = Global.plugins.fetch(FX3DPlugin)
+    val renderer = Canvas3D(plugin)
     override val root: Parent = borderpane {
-        center = renderer.canvas.root
+        center = renderer.root
     }
 
     lateinit var group: VisualGroup3D
@@ -44,7 +45,7 @@ class RendererDemoView : View() {
             }
         }
 
-        renderer.canvas.apply {
+        renderer.apply {
             angleY = -30.0
             angleX = -15.0
         }

dataforge-vis-spatial/src/jvmMain/kotlin/hep/dataforge/vis/spatial/geometryJVM.kt

@@ -5,8 +5,28 @@ actual class Point2D actual constructor(x: Number, y: Number) {
     actual var y = y.toDouble()
 }
 
-actual class Point3D actual constructor(x: Number, y: Number, z: Number) {
+actual class Point3D(val point: org.fxyz3d.geometry.Point3D) {
-    actual var x = x.toDouble()
+    actual constructor(x: Number, y: Number, z: Number) : this(
-    actual var y = y.toDouble()
+        org.fxyz3d.geometry.Point3D(
-    actual var z = z.toDouble()
+            x.toFloat(),
+            y.toFloat(),
+            z.toFloat()
+        )
+    )
+
+    actual var x: Double
+        inline get() = point.x.toDouble()
+        inline set(value) {
+            point.x = value.toFloat()
+        }
+    actual var y: Double
+        inline get() = point.y.toDouble()
+        inline set(value) {
+            point.y = value.toFloat()
+        }
+    actual var z: Double
+        inline get() = point.z.toDouble()
+        inline set(value) {
+            point.z = value.toFloat()
+        }
 }

spatial-js-demo/src/main/kotlin/hep/dataforge/vis/spatial/demo/ThreeDemoGrid.kt

@@ -10,12 +10,12 @@ import hep.dataforge.meta.get
 import hep.dataforge.meta.string
 import hep.dataforge.names.Name
 import hep.dataforge.names.toName
-import hep.dataforge.output.Output
 import hep.dataforge.output.OutputManager
+import hep.dataforge.output.Renderer
 import hep.dataforge.vis.common.VisualObject
 import hep.dataforge.vis.spatial.VisualGroup3D
 import hep.dataforge.vis.spatial.render
-import hep.dataforge.vis.spatial.three.ThreeOutput
+import hep.dataforge.vis.spatial.three.ThreeCanvas
 import hep.dataforge.vis.spatial.three.ThreePlugin
 import hep.dataforge.vis.spatial.three.output
 import kotlinx.html.dom.append
@@ -33,7 +33,7 @@ class ThreeDemoGrid(meta: Meta) : AbstractPlugin(meta), OutputManager {
     override val tag: PluginTag get() = Companion.tag
 
     private val gridRoot = document.create.div("row")
-    private val outputs: MutableMap<Name, ThreeOutput> = HashMap()
+    private val outputs: MutableMap<Name, ThreeCanvas> = HashMap()
 
     init {
         require(ThreePlugin)
@@ -48,7 +48,7 @@ class ThreeDemoGrid(meta: Meta) : AbstractPlugin(meta), OutputManager {
     }
 
     @Suppress("UNCHECKED_CAST")
-    override fun <T : Any> get(type: KClass<out T>, name: Name, stage: Name, meta: Meta): Output<T> {
+    override fun <T : Any> get(type: KClass<out T>, name: Name, stage: Name, meta: Meta): Renderer<T> {
         val three = context.plugins.get<ThreePlugin>()!!
 
         return outputs.getOrPut(name) {
@@ -73,7 +73,7 @@ class ThreeDemoGrid(meta: Meta) : AbstractPlugin(meta), OutputManager {
             }
 
             output
-        } as Output<T>
+        } as Renderer<T>
     }
 
     companion object : PluginFactory<ThreeDemoGrid> {