Improve dancing boxes performance. A lot.

build.gradle.kts

@@ -7,7 +7,7 @@ plugins {
     id("ru.mipt.npm.gradle.js") apply false
 }
 
-val dataforgeVersion by extra("0.4.0")
+val dataforgeVersion by extra("0.4.1")
 val kotlinWrappersVersion by extra("pre.152-kotlin-1.4.32")
 val fxVersion by extra("11")
 

demo/solid-showcase/src/jsMain/kotlin/space/kscience/visionforge/solid/demo/ThreeDemoApp.kt

@@ -23,7 +23,7 @@ private class ThreeDemoApp : Application {
             demo("dynamicBox", "Dancing boxes") {
                 val boxes = (-10..10).flatMap { i ->
                     (-10..10).map { j ->
-                        varBox(10, 10, 0, name = "cell_${i}_${j}") {
+                        varBox(10, 10, name = "cell_${i}_${j}") {
                             x = i * 10
                             y = j * 10
                             value = 128

demo/solid-showcase/src/jsMain/kotlin/space/kscience/visionforge/solid/demo/VariableBox.kt

@@ -1,49 +1,37 @@
 package space.kscience.visionforge.solid.demo
 
-import info.laht.threekt.core.BufferGeometry
 import info.laht.threekt.core.Object3D
 import info.laht.threekt.geometries.BoxBufferGeometry
 import info.laht.threekt.objects.Mesh
 import space.kscience.dataforge.meta.int
 import space.kscience.dataforge.meta.number
-import space.kscience.dataforge.names.plus
+import space.kscience.dataforge.names.asName
 import space.kscience.dataforge.names.startsWith
 import space.kscience.dataforge.values.asValue
-import space.kscience.visionforge.getProperty
 import space.kscience.visionforge.onPropertyChange
 import space.kscience.visionforge.set
 import space.kscience.visionforge.setProperty
-import space.kscience.visionforge.solid.*
+import space.kscience.visionforge.solid.SolidGroup
-import space.kscience.visionforge.solid.Solid.Companion.GEOMETRY_KEY
+import space.kscience.visionforge.solid.layer
 import space.kscience.visionforge.solid.three.*
 import kotlin.math.max
 
 internal fun SolidGroup.varBox(
     xSize: Number,
     ySize: Number,
-    zSize: Number,
     name: String = "",
     action: VariableBox.() -> Unit = {},
-): VariableBox = VariableBox(xSize, ySize, zSize).apply(action).also { set(name, it) }
+): VariableBox = VariableBox(xSize, ySize).apply(action).also { set(name, it) }
 
-internal class VariableBox(xSize: Number, ySize: Number, zSize: Number) : ThreeVision() {
+internal class VariableBox(val xSize: Number, val ySize: Number) : ThreeVision() {
-    init {
-        scaleX = xSize
-        scaleY = ySize
-        scaleZ = zSize
-    }
 
     override fun render(three: ThreePlugin): Object3D {
-        val xSize = getProperty(X_SIZE_KEY, false).number?.toDouble() ?: 1.0
+        val geometry = BoxBufferGeometry(xSize, ySize, 1)
-        val ySize = getProperty(Y_SIZE_KEY, false).number?.toDouble() ?: 1.0
-        val zSize = getProperty(Z_SIZE_KEY, false).number?.toDouble() ?: 1.0
-        val geometry = BoxBufferGeometry(1, 1, 1)
 
-        //JS sometimes tries to pass Geometry as BufferGeometry
+        val material = ThreeMaterials.DEFAULT.clone()
-        @Suppress("USELESS_IS_CHECK") if (geometry !is BufferGeometry) error("BufferGeometry expected")
 
-        val mesh = Mesh(geometry, ThreeMaterials.DEFAULT).apply {
+        val mesh = Mesh(geometry, material).apply {
-            updateMaterial(this@VariableBox)
+            //updateMaterial(this@VariableBox)
             applyEdges(this@VariableBox)
             //applyWireFrame(this@VariableBox)
 
@@ -55,21 +43,24 @@ internal class VariableBox(xSize: Number, ySize: Number, zSize: Number) : ThreeV
                 it.layers.enable(this@VariableBox.layer)
             }
         }
-
+        mesh.scale.z = getOwnProperty(VALUE).number?.toDouble() ?: 1.0
-        mesh.scale.set(xSize, ySize, zSize)
 
         //add listener to object properties
         onPropertyChange(three.context) { name ->
             when {
-                name.startsWith(GEOMETRY_KEY) -> {
+                name == VALUE -> {
-                    val newXSize = getProperty(X_SIZE_KEY, false).number?.toDouble() ?: 1.0
+                    val value = getOwnProperty(VALUE).int ?: 0
-                    val newYSize = getProperty(Y_SIZE_KEY, false).number?.toDouble() ?: 1.0
+                    val size = value.toFloat() / 255f * 20f
-                    val newZSize = getProperty(Z_SIZE_KEY, false).number?.toDouble() ?: 1.0
+                    mesh.scale.z = size.toDouble()
-                    mesh.scale.set(newXSize, newYSize, newZSize)
+                    mesh.position.z = size.toDouble() / 2
+
+                    val b = max(0, 128 - value)
+                    val r = max(0, value - 128)
+                    val g = 255 - b - r
+                    material.color.setRGB(r.toFloat() / 256, g.toFloat() / 256, b.toFloat() / 256)
                     mesh.updateMatrix()
                 }
                 name.startsWith(MeshThreeFactory.EDGES_KEY) -> mesh.applyEdges(this@VariableBox)
-                //name.startsWith(MATERIAL_COLOR_KEY) -> mesh.updateMaterialProperty(this, name)
                 else -> mesh.updateProperty(this@VariableBox, name)
             }
         }
@@ -77,29 +68,17 @@ internal class VariableBox(xSize: Number, ySize: Number, zSize: Number) : ThreeV
         return mesh
     }
 
-    var variableZSize: Number
-        get() = getProperty(Z_SIZE_KEY, false).number ?: 0f
-        set(value) {
-            setProperty(Z_SIZE_KEY, value.asValue())
-        }
-
     var value: Int
-        get() = getProperty("value", false).int ?: 0
+        get() = getOwnProperty(VALUE).int ?: 0
         set(value) {
-            setProperty("value", value.asValue())
+            setProperty(VALUE, value.asValue())
-            val size = value.toFloat() / 255f * 20f
-            scaleZ = size
-            z = size / 2
-
-            val b = max(0, 128 - value)
-            val r = max(0, value - 128)
-            val g = 255 - b - r
-            color(r.toUByte(), g.toUByte(), b.toUByte())
         }
 
     companion object {
-        private val X_SIZE_KEY = GEOMETRY_KEY + "xSize"
+        private val VALUE = "value".asName()
-        private val Y_SIZE_KEY = GEOMETRY_KEY + "ySize"
+//
-        private val Z_SIZE_KEY = GEOMETRY_KEY + "zSize"
+//        private val X_SIZE_KEY = GEOMETRY_KEY + "xSize"
+//        private val Y_SIZE_KEY = GEOMETRY_KEY + "ySize"
+//        private val Z_SIZE_KEY = GEOMETRY_KEY + "zSize"
     }
 }

ui/bootstrap/src/main/kotlin/space/kscience/visionforge/bootstrap/outputConfig.kt

@@ -11,7 +11,6 @@ import org.w3c.files.Blob
 import org.w3c.files.BlobPropertyBag
 import react.*
 import react.dom.button
-import space.kscience.dataforge.meta.descriptors.defaultMeta
 import space.kscience.dataforge.meta.withDefault
 import space.kscience.visionforge.react.flexColumn
 import space.kscience.visionforge.react.flexRow
@@ -71,81 +70,9 @@ public val CanvasControls: FunctionalComponent<CanvasControlsProps> = functional
         }
         propertyEditor(
             ownProperties = props.canvas.options,
-            allProperties = props.canvas.options.withDefault(Canvas3DOptions.descriptor.defaultMeta()),
+            allProperties = props.canvas.options.withDefault(Canvas3DOptions.descriptor.defaultMeta),
             descriptor = Canvas3DOptions.descriptor,
             expanded = false
         )
-
-/*        h3 { +"Axes" }
-        flexRow {
-            css{
-                border(1.px,BorderStyle.solid, Color.blue)
-                padding(4.px)
-            }
-            label("checkbox-inline") {
-                input(type = InputType.checkBox) {
-                    attrs {
-                        defaultChecked = props.canvas.options.axes.visible
-                        onChangeFunction = {
-                            props.canvas.options.axes.visible = (it.target as HTMLInputElement).checked
-                        }
-                    }
-                }
-                +"Axes"
-            }
-        }
-        h3 { +"Export" }
-        flexRow {
-            css{
-                border(1.px,BorderStyle.solid, Color.blue)
-                padding(4.px)
-            }
-            button {
-                +"Export"
-                attrs {
-                    onClickFunction = {
-                        val json = (props.canvas.content as? SolidGroup)?.let { group ->
-                            visionManager.encodeToString(group)
-                        }
-                        if (json != null) {
-                            saveData(it, "object.json", "text/json") {
-                                json
-                            }
-                        }
-                    }
-                }
-            }
-        }
-        h3 { +"Layers" }
-        flexRow {
-            css {
-                flexWrap = FlexWrap.wrap
-                border(1.px,BorderStyle.solid, Color.blue)
-                padding(4.px)
-            }
-            (0..31).forEach { layer ->
-                styledDiv {
-                    css{
-                        padding(4.px)
-                    }
-                    label { +layer.toString() }
-                    input(type = InputType.checkBox) {
-                        attrs {
-                            if (layer == 0) {
-                                defaultChecked = true
-                            }
-                            onChangeFunction = {
-                                if ((it.target as HTMLInputElement).checked) {
-                                    props.canvas.camera.layers.enable(layer)
-                                } else {
-                                    props.canvas.camera.layers.disable(layer)
-                                }
-                            }
-                        }
-                    }
-                }
-            }
-        }
- */
     }
 }

ui/react/src/main/kotlin/space/kscience/visionforge/react/MetaViewer.kt

@@ -9,7 +9,6 @@ import space.kscience.dataforge.meta.MetaItemNode
 import space.kscience.dataforge.meta.MetaItemValue
 import space.kscience.dataforge.meta.descriptors.ItemDescriptor
 import space.kscience.dataforge.meta.descriptors.NodeDescriptor
-import space.kscience.dataforge.meta.descriptors.defaultItem
 import space.kscience.dataforge.meta.descriptors.get
 import space.kscience.dataforge.meta.get
 import space.kscience.dataforge.names.Name
@@ -43,7 +42,7 @@ private fun RBuilder.metaViewerItem(props: MetaViewerProps) {
     var expanded: Boolean by useState { true }
     val item = props.root[props.name]
     val descriptorItem: ItemDescriptor? = props.descriptor?.get(props.name)
-    val actualItem = item ?: descriptorItem?.defaultItem()
+    val actualItem = item ?: descriptorItem?.defaultValue
 
     val token = props.name.lastOrNull()?.toString() ?: "Meta"
 

ui/ring/src/main/kotlin/space.kscience.visionforge.ring/ringThreeControls.kt

@@ -12,7 +12,6 @@ import react.dom.h2
 import ringui.island.ringIsland
 import ringui.tabs.ringSmartTabs
 import ringui.tabs.ringTab
-import space.kscience.dataforge.meta.descriptors.defaultMeta
 import space.kscience.dataforge.meta.withDefault
 import space.kscience.dataforge.names.Name
 import space.kscience.dataforge.names.isEmpty
@@ -78,7 +77,7 @@ internal val CanvasControls: FunctionalComponent<CanvasControlsProps> = function
         }
         propertyEditor(
             ownProperties = props.canvas.options,
-            allProperties = props.canvas.options.withDefault(Canvas3DOptions.descriptor.defaultMeta()),
+            allProperties = props.canvas.options.withDefault(Canvas3DOptions.descriptor.defaultMeta),
             descriptor = Canvas3DOptions.descriptor,
             expanded = false
         )

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/StyleSheet.kt

@@ -98,8 +98,8 @@ public tailrec fun Vision.getStyle(name: String): Meta? =
 /**
  * Resolve an item in all style layers
  */
-public fun Vision.getStyleItems(name: Name): Sequence<MetaItem> = styles.asSequence().map {
+public fun Vision.getStyleItems(name: Name): List<MetaItem> = styles.mapNotNull {
     getStyle(it)[name]
-}.filterNotNull()
+}
 
 

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/VisionBase.kt

@@ -10,8 +10,6 @@ import kotlinx.serialization.Serializable
 import kotlinx.serialization.Transient
 import space.kscience.dataforge.meta.*
 import space.kscience.dataforge.meta.descriptors.NodeDescriptor
-import space.kscience.dataforge.meta.descriptors.defaultItem
-import space.kscience.dataforge.meta.descriptors.get
 import space.kscience.dataforge.misc.DFExperimental
 import space.kscience.dataforge.names.Name
 import space.kscience.dataforge.names.asName
@@ -66,16 +64,16 @@ public open class VisionBase(
     ): MetaItem? = if (!inherit && !includeStyles && !includeDefaults) {
         getOwnProperty(name)
     } else {
-        sequence {
+        buildList {
-            yield(getOwnProperty(name))
+            add(getOwnProperty(name))
             if (includeStyles) {
-                yieldAll(getStyleItems(name))
+                addAll(getStyleItems(name))
             }
             if (inherit) {
-                yield(parent?.getProperty(name, inherit, includeStyles, includeDefaults))
+                add(parent?.getProperty(name, inherit, includeStyles, includeDefaults))
             }
             if (includeDefaults) {
-                yield(descriptor?.get(name)?.defaultItem())
+                add(descriptor?.defaultMeta?.get(name))
             }
         }.merge()
     }

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/misc.kt

@@ -6,12 +6,12 @@ import space.kscience.dataforge.values.asValue
 @DslMarker
 public annotation class VisionBuilder
 
-public fun Sequence<MetaItem?>.merge(): MetaItem? = when (val first = firstOrNull { it != null }) {
+public fun List<MetaItem?>.merge(): MetaItem? = when (val first = firstOrNull { it != null }) {
     null -> null
     is MetaItemValue -> first //fast search for first entry if it is value
     is MetaItemNode -> {
         //merge nodes if first encountered node is meta
-        val laminate: Laminate = Laminate(mapNotNull { it.node }.toList())
+        val laminate: Laminate = Laminate(mapNotNull { it.node })
         MetaItemNode(laminate)
     }
 }

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

@@ -20,14 +20,14 @@ private fun SolidReference.getRefProperty(
     inherit: Boolean,
     includeStyles: Boolean,
     includeDefaults: Boolean,
-): MetaItem? = sequence {
+): MetaItem? = buildList {
-    yield(getOwnProperty(name))
+    add(getOwnProperty(name))
     if (includeStyles) {
-        yieldAll(getStyleItems(name))
+        addAll(getStyleItems(name))
     }
-    yield(prototype.getProperty(name, inherit, includeStyles, includeDefaults))
+    add(prototype.getProperty(name, inherit, includeStyles, includeDefaults))
     if (inherit) {
-        yield(parent?.getProperty(name, inherit))
+        add(parent?.getProperty(name, inherit))
     }
 }.merge()
 
@@ -45,8 +45,8 @@ public class SolidReferenceGroup(
      */
     override val prototype: Solid
         get() {
-            if(parent == null) error("No parent is present for SolidReferenceGroup")
+            if (parent == null) error("No parent is present for SolidReferenceGroup")
-            if(parent !is SolidGroup) error("Reference parent is not a group")
+            if (parent !is SolidGroup) error("Reference parent is not a group")
             return (parent as? SolidGroup)?.getPrototype(refName)
                 ?: error("Prototype with name $refName not found")
         }