Added manual tube. Fixed some bugs.

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

@@ -81,7 +81,11 @@ abstract class AbstractVisualObject(override val parent: VisualObject?) : Visual
     }
 
     private var _config: Config? = null
-    override val config: Config get() = _config ?: Config().also { _config = it }
+    override val config: Config
+        get() = _config ?: Config().also { config ->
+            _config = config
+            config.onChange(this, ::propertyChanged)
+        }
 
     override fun setProperty(name: Name, value: Any?) {
         config[name] = value
@@ -120,6 +124,13 @@ open class VisualGroup<T : VisualObject>(parent: VisualObject?) : AbstractVisual
         }
     }
 
+    override fun propertyChanged(name: Name, before: MetaItem<*>?, after: MetaItem<*>?) {
+        super.propertyChanged(name, before, after)
+        forEach {
+            it.propertyChanged(name, before, after)
+        }
+    }
+
     private data class Listener<T : VisualObject>(val owner: Any?, val callback: (Name?, T?) -> Unit)
 
     private val listeners = HashSet<Listener<T>>()
@@ -164,10 +175,12 @@ open class VisualGroup<T : VisualObject>(parent: VisualObject?) : AbstractVisual
      * Get named child by name
      */
     operator fun get(name: Name): T? = namedChildren[name]
+
     /**
      * Get named child by string
      */
     operator fun get(key: String): T? = namedChildren[key]
+
     /**
      * Get an unnamed child
      */

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

@@ -33,7 +33,7 @@ class RendererDemoView : View() {
             }
         }
 
-        var color by group.config.number(1530).int
+        var color by group.config.number(1530)
 
         GlobalScope.launch {
             val random = Random(111)

dataforge-vis-spatial-gdml/src/commonMain/kotlin/hep/dataforge/vis/spatial/gdml/visualGDML.kt

@@ -45,10 +45,14 @@ private fun VisualGroup3D.addSolid(
     val aScale = solid.ascale()
     return when (solid) {
         is GDMLBox -> box(solid.x * lScale, solid.y * lScale, solid.z * lScale, name)
-        is GDMLTube -> cylinder(solid.rmax * lScale, solid.z * lScale, name) {
+        is GDMLTube -> tube(
-            startAngle = solid.startphi * aScale
+            solid.rmax * lScale,
-            angle = solid.deltaphi * aScale
+            solid.z * lScale,
-        }
+            solid.rmin * lScale,
+            solid.startphi * aScale,
+            solid.deltaphi * aScale,
+            name
+        )
         is GDMLXtru -> extrude(name) {
             shape {
                 solid.vertices.forEach {
@@ -193,8 +197,7 @@ private fun volume(
                     ?: context.templates.addSolid(context, solid, solid.name) {
                         this.material = context.resolveColor(group, material, solid)
                     }
-                val wrapper = Proxy3D(this,cachedSolid)
+                proxy(cachedSolid, solid.name)
-                add(wrapper)
             }
 
             when (val vol = group.placement) {

dataforge-vis-spatial-gdml/src/jsMain/kotlin/hep/dataforge/vis/spatial/gdml/demo/GDMLDemoApp.kt

@@ -90,11 +90,11 @@ private class GDMLDemoApp : ApplicationBase() {
             launch { message("Converting GDML into DF-VIS format") }
             val visual = gdml.toVisual {
                 lUnit = LUnit.CM
-//                acceptSolid = { solid ->
+                acceptSolid = { solid ->
-//                    !solid.name.startsWith("ecal")
+                    !solid.name.startsWith("ecal")
 //                            && !solid.name.startsWith("V")
 //                            && !solid.name.startsWith("U")
-//                }
+                }
             }
             launch { message("Rendering") }
             val output = three.output(canvas)

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

@@ -31,7 +31,12 @@ private class ThreeDemoApp : ApplicationBase() {
                 }
                 sphere(50.0) {
                     x = 110
-                    detail = 200
+                    detail = 16
+                }
+                tube(50, height = 10, innerRadius = 25, angle = PI) {
+                    y = 110
+                    detail = 16
+                    rotationX = PI/4
                 }
             }
 

dataforge-vis-spatial-js/src/main/kotlin/hep/dataforge/vis/spatial/three/ThreeBoxFactory.kt

@@ -3,12 +3,10 @@ package hep.dataforge.vis.spatial.three
 import hep.dataforge.vis.spatial.Box
 import hep.dataforge.vis.spatial.detail
 import info.laht.threekt.geometries.BoxBufferGeometry
-import kotlin.math.pow
 
 object ThreeBoxFactory : MeshThreeFactory<Box>(Box::class) {
     override fun buildGeometry(obj: Box) =
-        obj.detail?.let {
+        obj.detail?.let { detail ->
-            val segments = it.toDouble().pow(1.0 / 3.0).toInt()
+            BoxBufferGeometry(obj.xSize, obj.ySize, obj.zSize, detail, detail, detail)
-            BoxBufferGeometry(obj.xSize, obj.ySize, obj.zSize, segments, segments, segments)
         } ?: BoxBufferGeometry(obj.xSize, obj.ySize, obj.zSize)
 }

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

@@ -36,6 +36,7 @@ interface ThreeFactory<T : VisualObject3D> {
  * Update position, rotation and visibility
  */
 internal fun Object3D.updatePosition(obj: VisualObject3D) {
+    visible = obj.visible ?: true
     position.set(obj.x, obj.y, obj.z)
     setRotationFromEuler(obj.euler)
     scale.set(obj.scaleX, obj.scaleY, obj.scaleZ)
@@ -125,7 +126,7 @@ abstract class MeshThreeFactory<T : VisualObject3D>(override val type: KClass<ou
                     //update position of mesh using this object
                     mesh.updatePosition(obj)
                 } else if (name == VisualObject3D.VISIBLE_KEY) {
-                    obj.visible = obj.visible ?: true
+                    mesh.visible = obj.visible ?: true
                 } else {
                     //full update
                     mesh.geometry = geometryBuilder(obj)

dataforge-vis-spatial-js/src/main/kotlin/hep/dataforge/vis/spatial/three/ThreeProxyFactory.kt

@@ -2,7 +2,6 @@ package hep.dataforge.vis.spatial.three
 
 import hep.dataforge.vis.spatial.Proxy3D
 import hep.dataforge.vis.spatial.VisualObject3D
-import info.laht.threekt.core.BufferGeometry
 import info.laht.threekt.core.Object3D
 import info.laht.threekt.objects.Mesh
 
@@ -16,8 +15,8 @@ class ThreeProxyFactory(val three: ThreePlugin) : ThreeFactory<Proxy3D> {
             three.buildObject3D(obj.template) as Mesh
         }
 
-        val mesh = Mesh(templateMesh.geometry as BufferGeometry, templateMesh.material)
+        //val mesh = Mesh(templateMesh.geometry as BufferGeometry, templateMesh.material)
-        //val mesh = templateMesh.clone()
+        val mesh = templateMesh.clone()
 
         mesh.updatePosition(obj)
         return mesh

dataforge-vis-spatial-js/src/main/kotlin/hep/dataforge/vis/spatial/three/ThreeSphereFactory.kt

@@ -4,20 +4,18 @@ import hep.dataforge.vis.spatial.Sphere
 import hep.dataforge.vis.spatial.detail
 import info.laht.threekt.core.BufferGeometry
 import info.laht.threekt.geometries.SphereBufferGeometry
-import kotlin.math.pow
 
 object ThreeSphereFactory : MeshThreeFactory<Sphere>(Sphere::class) {
     override fun buildGeometry(obj: Sphere): BufferGeometry {
-        return obj.detail?.let {
+        return obj.detail?.let {detail ->
-            val segments = it.toDouble().pow(0.5).toInt()
             SphereBufferGeometry(
                 radius = obj.radius,
                 phiStart = obj.phiStart,
                 phiLength = obj.phi,
                 thetaStart = obj.thetaStart,
                 thetaLength = obj.theta,
-                widthSegments = segments,
+                widthSegments = detail,
-                heightSegments = segments
+                heightSegments = detail
             )
         }?: SphereBufferGeometry(
             radius = obj.radius,

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

@@ -7,9 +7,9 @@ class Box(parent: VisualObject?, val xSize: Number, val ySize: Number, val zSize
 
     //TODO add helper for color configuration
     override fun <T : Any> toGeometry(geometryBuilder: GeometryBuilder<T>) {
-        val dx = xSize.toDouble() / 2
+        val dx = xSize.toFloat() / 2
-        val dy = ySize.toDouble() / 2
+        val dy = ySize.toFloat() / 2
-        val dz = zSize.toDouble() / 2
+        val dz = zSize.toFloat() / 2
         val node1 = Point3D(-dx, -dy, -dz)
         val node2 = Point3D(dx, -dy, -dz)
         val node3 = Point3D(dx, dy, -dz)

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

@@ -1,17 +1,19 @@
 package hep.dataforge.vis.spatial
 
 import hep.dataforge.vis.common.VisualObject
-import hep.dataforge.vis.common.number
 import kotlin.math.PI
 
 /**
  * A cylinder or cut cone segment
  */
-class Cylinder(parent: VisualObject?, var radius: Number, var height: Number) : VisualLeaf3D(parent) {
+class Cylinder(
-    var upperRadius by number(radius)
+    parent: VisualObject?,
-    var startAngle by number(0.0)
+    var radius: Number,
-    var angle by number(2 * PI)
+    var height: Number,
-}
+    var upperRadius: Number = radius,
+    var startAngle: Number = 0f,
+    var angle: Number = 2 * PI
+) : VisualLeaf3D(parent)
 
 fun VisualGroup3D.cylinder(
     r: Number,

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

@@ -46,19 +46,6 @@ class Extruded(parent: VisualObject?) : VisualLeaf3D(parent), Shape {
         //TODO send invalidation signal
     }
 
-    private fun <T : Any> GeometryBuilder<T>.cap(shape: List<Point3D>) {
-        //FIXME won't work for non-convex shapes
-        val center = Point3D(
-            shape.map { it.x.toDouble() }.average(),
-            shape.map { it.y.toDouble() }.average(),
-            shape.map { it.z.toDouble() }.average()
-        )
-        for(i in 0 until (shape.size - 1)){
-            face(shape[i], shape[i+1], center, null)
-        }
-        face(shape.last(), shape.first(),center,null)
-    }
-
     override fun <T : Any> toGeometry(geometryBuilder: GeometryBuilder<T>) {
         val shape: Shape2D = shape
 

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

@@ -42,7 +42,7 @@ interface GeometryBuilder<T : Any> {
      * @param normal optional external normal to the face
      * @param meta optional additional platform-specific parameters like color or texture index
      */
-    fun face(vertex1: Point3D, vertex2: Point3D, vertex3: Point3D, normal: Point3D?, meta: Meta = EmptyMeta)
+    fun face(vertex1: Point3D, vertex2: Point3D, vertex3: Point3D, normal: Point3D? = null, meta: Meta = EmptyMeta)
 
     fun build(): T
 }
@@ -62,3 +62,16 @@ fun GeometryBuilder<*>.face4(
 interface Shape : VisualObject3D {
     fun <T : Any> toGeometry(geometryBuilder: GeometryBuilder<T>)
 }
+
+fun <T : Any> GeometryBuilder<T>.cap(shape: List<Point3D>, normal: Point3D? = null) {
+    //FIXME won't work for non-convex shapes
+    val center = Point3D(
+        shape.map { it.x.toDouble() }.average(),
+        shape.map { it.y.toDouble() }.average(),
+        shape.map { it.z.toDouble() }.average()
+    )
+    for (i in 0 until (shape.size - 1)) {
+        face(shape[i], shape[i + 1], center, normal)
+    }
+    face(shape.last(), shape.first(), center, normal)
+}

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

@@ -0,0 +1,131 @@
+package hep.dataforge.vis.spatial
+
+import hep.dataforge.vis.common.VisualObject
+import kotlin.math.PI
+import kotlin.math.cos
+import kotlin.math.sin
+
+/**
+ * Stright tube segment
+ */
+class Tube(
+    parent: VisualObject?,
+    var radius: Float,
+    var height: Float,
+    var innerRadius: Float = 0f,
+    var startAngle: Float = 0f,
+    var angle: Float = PI2
+) : VisualLeaf3D(parent), Shape {
+
+    init {
+        require(radius > 0)
+        require(height > 0)
+        require(innerRadius >= 0)
+        require(startAngle >= 0)
+        require(angle in (0f..(PI2)))
+    }
+
+    override fun <T : Any> toGeometry(geometryBuilder: GeometryBuilder<T>) {
+        val segments = detail ?: 8
+        require(segments >= 4) { "The number of segments in tube 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(radius, 0f)
+            val upperOuterPoints = shape(radius, height)
+            //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())
+            }
+            if (innerRadius == 0f) {
+                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())
+                }
+            } else {
+                val bottomInnerPoints = shape(innerRadius, 0f)
+                val upperInnerPoints = shape(innerRadius, height)
+                //outer face
+                (1 until segments).forEach {
+                    // inner surface
+                    face4(
+                        bottomInnerPoints[it],
+                        bottomInnerPoints[it - 1],
+                        upperInnerPoints[it - 1],
+                        upperInnerPoints[it]
+                    )
+                    //bottom cup
+                    face4(
+                        bottomInnerPoints[it - 1],
+                        bottomInnerPoints[it],
+                        bottomOuterPoints[it],
+                        bottomOuterPoints[it - 1]
+                    )
+                    //upper cup
+                    face4(
+                        upperInnerPoints[it],
+                        upperInnerPoints[it - 1],
+                        upperOuterPoints[it - 1],
+                        upperOuterPoints[it]
+                    )
+                }
+                if (angle == PI2) {
+                    face4(bottomInnerPoints[0], bottomInnerPoints.last(), upperInnerPoints.last(), upperInnerPoints[0])
+                    face4(
+                        bottomInnerPoints.last(),
+                        bottomInnerPoints[0],
+                        bottomOuterPoints[0],
+                        bottomOuterPoints.last()
+                    )
+                    face4(upperInnerPoints[0], upperInnerPoints.last(), upperOuterPoints.last(), upperOuterPoints[0])
+                } else{
+                    face4(bottomInnerPoints[0],bottomOuterPoints[0],upperOuterPoints[0],upperInnerPoints[0])
+                    face4(bottomOuterPoints.last(),bottomInnerPoints.last(),upperInnerPoints.last(),upperOuterPoints.last())
+                }
+            }
+        }
+    }
+}
+
+fun VisualGroup3D.tube(
+    r: Number,
+    height: Number,
+    innerRadius: Number = 0f,
+    startAngle: Number = 0f,
+    angle: Number = 2 * PI,
+    name: String? = null,
+    block: Tube.() -> Unit = {}
+): Tube {
+    val tube = Tube(
+        this,
+        r.toFloat(),
+        height.toFloat(),
+        innerRadius.toFloat(),
+        startAngle.toFloat(),
+        angle.toFloat()
+    ).apply(
+        block
+    )
+    return tube.also { set(name, it) }
+}

dataforge-vis-spatial/src/commonMain/kotlin/hep/dataforge/vis/spatial/VisualObject3D.kt

@@ -105,10 +105,10 @@ var VisualObject3D.rotationOrder: RotationOrder
 
 
 /**
- * Preferred number of polygons for displaying the object. If not defined, uses shape or renderer default
+ * Preferred number of polygons for displaying the object. If not defined, uses shape or renderer default. Not inherited
  */
 var VisualObject3D.detail: Int?
-    get() = getProperty(DETAIL_KEY).int
+    get() = getProperty(DETAIL_KEY,false).int
     set(value) = setProperty(DETAIL_KEY, value)
 
 var VisualObject3D.material: Meta?

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

@@ -1,5 +1,7 @@
 package hep.dataforge.vis.spatial
 
+import kotlin.math.PI
+
 object World {
     const val CAMERA_INITIAL_DISTANCE = -500.0
     const val CAMERA_INITIAL_X_ANGLE = -50.0
@@ -8,3 +10,5 @@ object World {
     const val CAMERA_NEAR_CLIP = 0.1
     const val CAMERA_FAR_CLIP = 10000.0
 }
+
+const val PI2: Float = 2 * PI.toFloat()