Integrated ROOT geometry builder
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parent
a7432a2b33
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@ -77,6 +77,9 @@ fun DisplayObject.int(default: Int? = null, key: String? = null, inherited: Bool
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fun DisplayObject.node(key: String? = null, inherited: Boolean = true) =
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DisplayObjectDelegateWrapper(key?.toName(), null, inherited) { it.node }
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fun DisplayObject.item(key: String? = null, inherited: Boolean = true) =
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DisplayObjectDelegateWrapper(key?.toName(), null, inherited) { it }
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//fun <T : Configurable> Configurable.spec(spec: Specification<T>, key: String? = null) = ChildConfigDelegate<T>(key) { spec.wrap(this) }
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@JvmName("safeString")
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@ -95,6 +98,10 @@ fun DisplayObject.number(default: Number, key: String? = null, inherited: Boolea
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fun DisplayObject.double(default: Double, key: String? = null, inherited: Boolean = true) =
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DisplayObjectDelegateWrapper(key?.toName(), default, inherited) { it.double }
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@JvmName("safeInt")
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fun DisplayObject.int(default: Int, key: String? = null, inherited: Boolean = true) =
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DisplayObjectDelegateWrapper(key?.toName(), default, inherited) { it.int }
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inline fun <reified E : Enum<E>> DisplayObject.enum(default: E, key: String? = null, inherited: Boolean = true) =
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DisplayObjectDelegateWrapper(key?.toName(), default, inherited) { item -> item.string?.let { enumValueOf<E>(it) } }
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@ -11,7 +11,7 @@ plugins {
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dependencies {
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api(project(":dataforge-vis-spatial"))
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implementation("info.laht.threekt:threejs-wrapper:0.88-npm-1")
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implementation("info.laht.threekt:threejs-wrapper:0.88-npm-2")
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}
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configure<KotlinFrontendExtension> {
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@ -19,7 +19,6 @@ configure<KotlinFrontendExtension> {
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configure<NpmExtension> {
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dependency("three-full")
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//dependency("three-orbitcontrols")
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dependency("style-loader")
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devDependency("karma")
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}
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@ -45,6 +44,7 @@ tasks{
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sourceMap = true
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moduleKind = "umd"
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main = "call"
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kotlinOptions.sourceMapEmbedSources = "always"
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}
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}
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@ -54,6 +54,7 @@ tasks{
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outputFile = "${project.buildDir.path}/js/${project.name}-test.js"
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sourceMap = true
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moduleKind = "umd"
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kotlinOptions.sourceMapEmbedSources = "always"
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}
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}
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}
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@ -1,4 +1,4 @@
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package hep.dataforge.vis.hmr
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package hep.dataforge.vis
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external val module: Module
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@ -1,6 +1,5 @@
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package hep.dataforge.vis
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import hep.dataforge.vis.hmr.module
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import hep.dataforge.vis.spatial.ThreeDemoApp
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import kotlin.browser.document
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import kotlin.dom.hasClass
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@ -1,10 +1,13 @@
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package hep.dataforge.vis.spatial
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import hep.dataforge.context.Global
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import hep.dataforge.meta.buildMeta
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import hep.dataforge.meta.number
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import hep.dataforge.meta.set
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import hep.dataforge.vis.ApplicationBase
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import hep.dataforge.vis.DisplayGroup
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import hep.dataforge.vis.require
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import hep.dataforge.vis.spatial.gdml.gdml
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import kotlinx.coroutines.GlobalScope
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import kotlinx.coroutines.delay
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import kotlinx.coroutines.isActive
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@ -18,8 +21,7 @@ class ThreeDemoApp : ApplicationBase() {
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override val stateKeys: List<String> = emptyList()
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override fun start(state: Map<String, Any>) {
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//require("three-full")
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//require("three/examples/js/geometries/ConvexGeometry")
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require("JSRootGeoBase.js")
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val renderer = ThreeOutput(Global)
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renderer.start(document.getElementById("canvas")!!)
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@ -42,16 +44,24 @@ class ThreeDemoApp : ApplicationBase() {
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properties.style["color"] = 1530
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}
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}
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convex {
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point(50,50,-50)
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point(50,-50,-50)
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point(-50,-50,-50)
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point(-50,50,-50)
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point(50,50,50)
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point(50,-50,50)
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point(-50,-50,50)
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point(-50,50,50)
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// convex {
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// point(50, 50, -50)
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// point(50, -50, -50)
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// point(-50, -50, -50)
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// point(-50, 50, -50)
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// point(50, 50, 50)
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// point(50, -50, 50)
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// point(-50, -50, 50)
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// point(-50, 50, 50)
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// }
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gdml {
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y = 110.0
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shape = buildMeta {
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"_typename" to "TGeoBBox"
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"fDX" to 50.0
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"fDY" to 50.0
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"fDZ" to 50.0
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}
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}
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}
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@ -76,5 +86,5 @@ class ThreeDemoApp : ApplicationBase() {
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// }
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}
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override fun dispose() = emptyMap<String,Any>()//mapOf("lines" to presenter.dispose())
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override fun dispose() = emptyMap<String, Any>()//mapOf("lines" to presenter.dispose())
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}
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@ -5,6 +5,8 @@ import hep.dataforge.io.Output
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import hep.dataforge.meta.Meta
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import hep.dataforge.vis.DisplayGroup
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import hep.dataforge.vis.DisplayObject
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import hep.dataforge.vis.spatial.gdml.GDMLObject
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import hep.dataforge.vis.spatial.gdml.ThreeGDMLBuilder
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import hep.dataforge.vis.spatial.three.Group
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import info.laht.threekt.WebGLRenderer
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import info.laht.threekt.cameras.PerspectiveCamera
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@ -66,6 +68,7 @@ class ThreeOutput(override val context: Context) : Output<DisplayObject> {
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ThreeObjectBuilder.updatePosition(obj, this)
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}
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is Box -> ThreeBoxBuilder(obj)
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is GDMLObject -> ThreeGDMLBuilder(obj)
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//is Convex -> ThreeConvexBuilder(obj)
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else -> null
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}
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@ -0,0 +1,64 @@
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package hep.dataforge.vis.spatial.gdml
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import hep.dataforge.meta.EmptyMeta
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import hep.dataforge.meta.Meta
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import hep.dataforge.meta.MetaItem
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import hep.dataforge.vis.*
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import hep.dataforge.vis.spatial.GenericThreeBuilder
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import hep.dataforge.vis.spatial.Materials
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import hep.dataforge.vis.spatial.material
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import hep.dataforge.vis.spatial.three.EdgesGeometry
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import info.laht.threekt.objects.LineSegments
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import info.laht.threekt.objects.Mesh
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class GDMLObject(parent: DisplayObject?, meta: Meta) : DisplayLeaf(parent, TYPE, meta) {
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var shape by node()
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var color by item()
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var facesLimit by int(0)
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companion object {
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const val TYPE = "geometry.spatial.gdml"
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}
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}
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//TODO add Zelenyy GDML builder here
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fun DisplayGroup.gdml(meta: Meta = EmptyMeta, action: GDMLObject.() -> Unit = {}) =
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GDMLObject(this, meta).apply(action).also { addChild(it) }
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fun Meta.toDynamic(): dynamic {
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fun MetaItem<*>.toDynamic(): dynamic = when (this) {
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is MetaItem.ValueItem -> this.value.value.asDynamic()
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is MetaItem.NodeItem -> this.node.toDynamic()
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}
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val res = js("{}")
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this.items.entries.groupBy { it.key.body }.forEach { (key, value) ->
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val list = value.map { it.value }
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res[key] = when (list.size) {
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1 -> list.first().toDynamic()
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else -> list.map { it.toDynamic() }
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}
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}
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return res
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}
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object ThreeGDMLBuilder : GenericThreeBuilder<GDMLObject, Mesh>() {
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override fun build(obj: GDMLObject): Mesh {
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val shapeMeta = obj.shape?.toDynamic() ?: error("The shape not defined")
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println(shapeMeta)
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val geometry = createGeometry(shapeMeta, obj.facesLimit)
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return Mesh(geometry, obj.color.material()).also { mesh ->
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mesh.add(LineSegments(EdgesGeometry(geometry), Materials.DEFAULT))
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}
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}
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override fun update(obj: GDMLObject, target: Mesh) {
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val shapeMeta: dynamic = obj.shape?.toDynamic()
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target.geometry = createGeometry(shapeMeta, obj.facesLimit)
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target.material = obj.color.material()
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}
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}
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@ -0,0 +1,7 @@
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@file:JsModule("JSRootGeoBase.js")
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@file:JsNonModule
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package hep.dataforge.vis.spatial.gdml
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import info.laht.threekt.core.Geometry
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external fun createGeometry(shape: dynamic, limit: Int): Geometry
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@ -1,4 +1,5 @@
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@file:JsQualifier("THREE")
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@file:JsModule("three-full")
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@file:JsNonModule
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package hep.dataforge.vis.spatial.three
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import info.laht.threekt.core.BufferGeometry
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@ -1,4 +1,4 @@
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@file:JsModule("three")
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@file:JsModule("three-full")
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@file:JsNonModule
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package hep.dataforge.vis.spatial.three
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3426
dataforge-vis-spatial-js/src/main/resources/JSRootGeoBase.js
Normal file
3426
dataforge-vis-spatial-js/src/main/resources/JSRootGeoBase.js
Normal file
File diff suppressed because it is too large
Load Diff
905
dataforge-vis-spatial-js/src/main/resources/ThreeCSG.js
Normal file
905
dataforge-vis-spatial-js/src/main/resources/ThreeCSG.js
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@ -0,0 +1,905 @@
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(function( factory ) {
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if ( typeof define === "function" && define.amd ) {
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define( [ 'three-full' ], factory );
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} else
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if (typeof exports === 'object' && typeof module !== 'undefined') {
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factory(require("three-full"), exports);
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} else {
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if (typeof THREE == 'undefined')
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throw new Error('THREE is not defined', 'ThreeCSG.js');
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ThreeBSP = factory(THREE);
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}
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} (function(THREE, ThreeBSP) {
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"use strict";
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if (!ThreeBSP) ThreeBSP = {};
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var EPSILON = 1e-5,
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COPLANAR = 0,
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FRONT = 1,
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BACK = 2,
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SPANNING = 3;
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ThreeBSP.Geometry = function( geometry, transfer_matrix, nodeid, flippedMesh ) {
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// Convert THREE.Geometry to ThreeBSP
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if ( geometry instanceof THREE.Geometry ) {
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this.matrix = null; // new THREE.Matrix4; not create matrix when do not needed
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} else if ( geometry instanceof THREE.Mesh ) {
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// #todo: add hierarchy support
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geometry.updateMatrix();
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transfer_matrix = this.matrix = geometry.matrix.clone();
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geometry = geometry.geometry;
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} else if ( geometry instanceof ThreeBSP.Node ) {
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this.tree = geometry;
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this.matrix = null; // new THREE.Matrix4;
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return this;
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} else if ( geometry instanceof THREE.BufferGeometry ) {
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var pos_buf = geometry.getAttribute('position').array,
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norm_buf = geometry.getAttribute('normal').array,
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polygons = [], polygon, vert1, vert2, vert3;
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for (var i=0; i < pos_buf.length; i+=9) {
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polygon = new ThreeBSP.Polygon;
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vert1 = new ThreeBSP.Vertex( pos_buf[i], pos_buf[i+1], pos_buf[i+2], norm_buf[i], norm_buf[i+1], norm_buf[i+2]);
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if (transfer_matrix) vert1.applyMatrix4(transfer_matrix);
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vert2 = new ThreeBSP.Vertex( pos_buf[i+3], pos_buf[i+4], pos_buf[i+5], norm_buf[i+3], norm_buf[i+4], norm_buf[i+5]);
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if (transfer_matrix) vert2.applyMatrix4(transfer_matrix);
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vert3 = new ThreeBSP.Vertex( pos_buf[i+6], pos_buf[i+7], pos_buf[i+8], norm_buf[i+6], norm_buf[i+7], norm_buf[i+8]);
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if (transfer_matrix) vert3.applyMatrix4(transfer_matrix);
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if (flippedMesh) polygon.vertices.push( vert1, vert3, vert2 );
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else polygon.vertices.push( vert1, vert2, vert3 );
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polygon.calculateProperties();
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polygons.push( polygon );
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}
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this.tree = new ThreeBSP.Node( polygons, nodeid );
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if (nodeid!==undefined) this.maxid = this.tree.maxnodeid;
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return this;
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} else if (geometry.polygons && (geometry.polygons[0] instanceof ThreeBSP.Polygon)) {
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var polygons = geometry.polygons;
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for (var i=0;i<polygons.length;++i) {
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var polygon = polygons[i];
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if (transfer_matrix) {
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for (var n=0;n<polygon.vertices.length;++n)
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polygon.vertices[n].applyMatrix4(transfer_matrix);
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}
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polygon.calculateProperties();
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}
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this.tree = new ThreeBSP.Node( polygons, nodeid );
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if (nodeid!==undefined) this.maxid = this.tree.maxnodeid;
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return this;
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} else {
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throw 'ThreeBSP: Given geometry is unsupported';
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}
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var polygons = [],
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nfaces = geometry.faces.length,
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face, polygon, vertex;
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for (var i = 0; i < nfaces; ++i ) {
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face = geometry.faces[i];
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// faceVertexUvs = geometry.faceVertexUvs[0][i];
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polygon = new ThreeBSP.Polygon;
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if ( face instanceof THREE.Face3 ) {
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vertex = geometry.vertices[ face.a ];
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// uvs = faceVertexUvs ? new THREE.Vector2( faceVertexUvs[0].x, faceVertexUvs[0].y ) : null;
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vertex = new ThreeBSP.Vertex( vertex.x, vertex.y, vertex.z, face.vertexNormals[0].x, face.vertexNormals[0].y, face.vertexNormals[0].z /*face.normal , uvs */ );
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if (transfer_matrix) vertex.applyMatrix4(transfer_matrix);
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polygon.vertices.push( vertex );
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vertex = geometry.vertices[ face.b ];
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//uvs = faceVertexUvs ? new THREE.Vector2( faceVertexUvs[1].x, faceVertexUvs[1].y ) : null;
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vertex = new ThreeBSP.Vertex( vertex.x, vertex.y, vertex.z, face.vertexNormals[1].x, face.vertexNormals[1].y, face.vertexNormals[1].z/*face.normal , uvs */ );
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if (transfer_matrix) vertex.applyMatrix4(transfer_matrix);
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polygon.vertices.push( vertex );
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vertex = geometry.vertices[ face.c ];
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// uvs = faceVertexUvs ? new THREE.Vector2( faceVertexUvs[2].x, faceVertexUvs[2].y ) : null;
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vertex = new ThreeBSP.Vertex( vertex.x, vertex.y, vertex.z, face.vertexNormals[2].x, face.vertexNormals[2].y, face.vertexNormals[2].z /*face.normal, uvs */ );
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if (transfer_matrix) vertex.applyMatrix4(transfer_matrix);
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polygon.vertices.push( vertex );
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} else if ( typeof THREE.Face4 ) {
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vertex = geometry.vertices[ face.a ];
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// uvs = faceVertexUvs ? new THREE.Vector2( faceVertexUvs[0].x, faceVertexUvs[0].y ) : null;
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vertex = new ThreeBSP.Vertex( vertex.x, vertex.y, vertex.z, face.vertexNormals[0].x, face.vertexNormals[0].y, face.vertexNormals[0].z /*, uvs */ );
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if (transfer_matrix) vertex.applyMatrix4(transfer_matrix);
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polygon.vertices.push( vertex );
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vertex = geometry.vertices[ face.b ];
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// uvs = faceVertexUvs ? new THREE.Vector2( faceVertexUvs[1].x, faceVertexUvs[1].y ) : null;
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vertex = new ThreeBSP.Vertex( vertex.x, vertex.y, vertex.z, face.vertexNormals[1].x, face.vertexNormals[1].y, face.vertexNormals[1].z /*, uvs */ );
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if (transfer_matrix) vertex.applyMatrix4(transfer_matrix);
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polygon.vertices.push( vertex );
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vertex = geometry.vertices[ face.c ];
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// uvs = faceVertexUvs ? new THREE.Vector2( faceVertexUvs[2].x, faceVertexUvs[2].y ) : null;
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vertex = new ThreeBSP.Vertex( vertex.x, vertex.y, vertex.z, face.vertexNormals[2].x, face.vertexNormals[2].y, face.vertexNormals[2].z /*, uvs */ );
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if (transfer_matrix) vertex.applyMatrix4(transfer_matrix);
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polygon.vertices.push( vertex );
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vertex = geometry.vertices[ face.d ];
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// uvs = faceVertexUvs ? new THREE.Vector2( faceVertexUvs[3].x, faceVertexUvs[3].y ) : null;
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vertex = new ThreeBSP.Vertex( vertex.x, vertex.y, vertex.z, face.vertexNormals[3].x, face.vertexNormals[3].y, face.vertexNormals[3].z /*, uvs */ );
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if (transfer_matrix) vertex.applyMatrix4(transfer_matrix);
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polygon.vertices.push( vertex );
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} else {
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throw 'Invalid face type at index ' + i;
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}
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polygon.calculateProperties();
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polygons.push( polygon );
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}
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this.tree = new ThreeBSP.Node( polygons, nodeid );
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if (nodeid!==undefined) this.maxid = this.tree.maxnodeid;
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};
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ThreeBSP.Geometry.prototype.subtract = function( other_tree ) {
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var a = this.tree.clone(),
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b = other_tree.tree.clone();
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a.invert();
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a.clipTo( b );
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b.clipTo( a );
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b.invert();
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b.clipTo( a );
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b.invert();
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a.build( b.allPolygons() );
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a.invert();
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a = new ThreeBSP.Geometry( a );
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a.matrix = this.matrix;
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return a;
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};
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ThreeBSP.Geometry.prototype.union = function( other_tree ) {
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var a = this.tree.clone(),
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b = other_tree.tree.clone();
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a.clipTo( b );
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b.clipTo( a );
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b.invert();
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b.clipTo( a );
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b.invert();
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a.build( b.allPolygons() );
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a = new ThreeBSP.Geometry( a );
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a.matrix = this.matrix;
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return a;
|
||||
};
|
||||
|
||||
ThreeBSP.Geometry.prototype.intersect = function( other_tree ) {
|
||||
var a = this.tree.clone(),
|
||||
b = other_tree.tree.clone();
|
||||
|
||||
a.invert();
|
||||
b.clipTo( a );
|
||||
b.invert();
|
||||
a.clipTo( b );
|
||||
b.clipTo( a );
|
||||
a.build( b.allPolygons() );
|
||||
a.invert();
|
||||
a = new ThreeBSP.Geometry( a );
|
||||
a.matrix = this.matrix;
|
||||
return a;
|
||||
};
|
||||
|
||||
ThreeBSP.Geometry.prototype.tryToCompress = function(polygons) {
|
||||
|
||||
if (this.maxid === undefined) return;
|
||||
|
||||
var arr = [], parts, foundpair,
|
||||
nreduce = 0, n, len = polygons.length,
|
||||
p, p1, p2, i1, i2;
|
||||
|
||||
// sort out polygons
|
||||
for (n=0;n<len;++n) {
|
||||
p = polygons[n];
|
||||
if (p.id === undefined) continue;
|
||||
if (arr[p.id] === undefined) arr[p.id] = [];
|
||||
|
||||
arr[p.id].push(p);
|
||||
}
|
||||
|
||||
for(n=0; n<arr.length; ++n) {
|
||||
parts = arr[n];
|
||||
if (parts===undefined) continue;
|
||||
|
||||
len = parts.length;
|
||||
|
||||
foundpair = (len > 1);
|
||||
|
||||
while (foundpair) {
|
||||
foundpair = false;
|
||||
|
||||
for (i1 = 0; i1<len-1; ++i1) {
|
||||
p1 = parts[i1];
|
||||
if (!p1 || !p1.parent) continue;
|
||||
for (i2 = i1+1; i2 < len; ++i2) {
|
||||
p2 = parts[i2];
|
||||
if (p2 && (p1.parent === p2.parent) && (p1.nsign === p2.nsign)) {
|
||||
|
||||
if (p1.nsign !== p1.parent.nsign) p1.parent.flip();
|
||||
|
||||
nreduce++;
|
||||
parts[i1] = p1.parent;
|
||||
parts[i2] = null;
|
||||
if (p1.parent.vertices.length < 3) console.log('something wrong with parent');
|
||||
foundpair = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (nreduce>0) {
|
||||
polygons.splice(0, polygons.length);
|
||||
|
||||
for(n=0;n<arr.length;++n) {
|
||||
parts = arr[n];
|
||||
if (parts !== undefined)
|
||||
for (i1=0,len=parts.length; i1<len;++i1)
|
||||
if (parts[i1]) polygons.push(parts[i1]);
|
||||
}
|
||||
|
||||
}
|
||||
};
|
||||
|
||||
ThreeBSP.Geometry.prototype.direct_subtract = function( other_tree ) {
|
||||
var a = this.tree,
|
||||
b = other_tree.tree;
|
||||
a.invert();
|
||||
a.clipTo( b );
|
||||
b.clipTo( a );
|
||||
b.invert();
|
||||
b.clipTo( a );
|
||||
b.invert();
|
||||
a.build( b.collectPolygons([]) );
|
||||
a.invert();
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.Geometry.prototype.direct_union = function( other_tree ) {
|
||||
var a = this.tree,
|
||||
b = other_tree.tree;
|
||||
|
||||
a.clipTo( b );
|
||||
b.clipTo( a );
|
||||
b.invert();
|
||||
b.clipTo( a );
|
||||
b.invert();
|
||||
a.build( b.collectPolygons([]) );
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.Geometry.prototype.direct_intersect = function( other_tree ) {
|
||||
var a = this.tree,
|
||||
b = other_tree.tree;
|
||||
|
||||
a.invert();
|
||||
b.clipTo( a );
|
||||
b.invert();
|
||||
a.clipTo( b );
|
||||
b.clipTo( a );
|
||||
a.build( b.collectPolygons([]) );
|
||||
a.invert();
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.CreateNormal = function(axis_name, pos, size) {
|
||||
// create geometry to make cut on specified axis
|
||||
|
||||
var vert1, vert2, vert3;
|
||||
|
||||
if (!size || (size<10000)) size = 10000;
|
||||
|
||||
switch(axis_name) {
|
||||
case "x":
|
||||
vert1 = new ThreeBSP.Vertex(pos, -3*size, size, 1, 0, 0),
|
||||
vert3 = new ThreeBSP.Vertex(pos, size, size, 1, 0, 0),
|
||||
vert2 = new ThreeBSP.Vertex(pos, size, -3*size, 1, 0, 0);
|
||||
break;
|
||||
case "y":
|
||||
vert1 = new ThreeBSP.Vertex(-3*size, pos, size, 0, 1, 0),
|
||||
vert2 = new ThreeBSP.Vertex( size, pos, size, 0, 1, 0),
|
||||
vert3 = new ThreeBSP.Vertex( size, pos, -3*size, 0, 1, 0);
|
||||
break;
|
||||
case "z":
|
||||
vert1 = new ThreeBSP.Vertex(-3*size, size, pos, 0, 0, 1),
|
||||
vert3 = new ThreeBSP.Vertex( size, size, pos, 0, 0, 1),
|
||||
vert2 = new ThreeBSP.Vertex( size, -3*size, pos, 0, 0, 1);
|
||||
break;
|
||||
}
|
||||
|
||||
var polygon = new ThreeBSP.Polygon([vert1, vert2, vert3]);
|
||||
polygon.calculateProperties();
|
||||
|
||||
var node = new ThreeBSP.Node([polygon]);
|
||||
|
||||
return new ThreeBSP.Geometry(node);
|
||||
};
|
||||
|
||||
|
||||
ThreeBSP.Geometry.prototype.cut_from_plane = function( other_tree) {
|
||||
// just cut peaces from second geometry, which just simple plane
|
||||
|
||||
var a = this.tree,
|
||||
b = other_tree.tree;
|
||||
|
||||
a.invert();
|
||||
b.clipTo( a );
|
||||
|
||||
return this;
|
||||
};
|
||||
|
||||
|
||||
ThreeBSP.Geometry.prototype.toGeometry = function() {
|
||||
var i, j,
|
||||
matrix = this.matrix ? new THREE.Matrix4().getInverse( this.matrix ) : null,
|
||||
geometry = new THREE.Geometry(),
|
||||
polygons = this.tree.collectPolygons([]),
|
||||
polygon_count = polygons.length,
|
||||
polygon, polygon_vertice_count,
|
||||
vertice_dict = {},
|
||||
vertex_idx_a, vertex_idx_b, vertex_idx_c,
|
||||
vertex, face;
|
||||
|
||||
for ( i = 0; i < polygon_count; ++i ) {
|
||||
polygon = polygons[i];
|
||||
polygon_vertice_count = polygon.vertices.length;
|
||||
|
||||
for ( j = 2; j < polygon_vertice_count; ++j ) {
|
||||
// verticeUvs = [];
|
||||
|
||||
vertex = polygon.vertices[0];
|
||||
// verticeUvs.push( new THREE.Vector2( vertex.uv.x, vertex.uv.y ) );
|
||||
vertex = new THREE.Vector3( vertex.x, vertex.y, vertex.z );
|
||||
if (matrix) vertex.applyMatrix4(matrix);
|
||||
|
||||
if ( typeof vertice_dict[ vertex.x + ',' + vertex.y + ',' + vertex.z ] !== 'undefined' ) {
|
||||
vertex_idx_a = vertice_dict[ vertex.x + ',' + vertex.y + ',' + vertex.z ];
|
||||
} else {
|
||||
geometry.vertices.push( vertex );
|
||||
vertex_idx_a = vertice_dict[ vertex.x + ',' + vertex.y + ',' + vertex.z ] = geometry.vertices.length - 1;
|
||||
}
|
||||
|
||||
vertex = polygon.vertices[j-1];
|
||||
// verticeUvs.push( new THREE.Vector2( vertex.uv.x, vertex.uv.y ) );
|
||||
vertex = new THREE.Vector3( vertex.x, vertex.y, vertex.z );
|
||||
if (matrix) vertex.applyMatrix4(matrix);
|
||||
if ( typeof vertice_dict[ vertex.x + ',' + vertex.y + ',' + vertex.z ] !== 'undefined' ) {
|
||||
vertex_idx_b = vertice_dict[ vertex.x + ',' + vertex.y + ',' + vertex.z ];
|
||||
} else {
|
||||
geometry.vertices.push( vertex );
|
||||
vertex_idx_b = vertice_dict[ vertex.x + ',' + vertex.y + ',' + vertex.z ] = geometry.vertices.length - 1;
|
||||
}
|
||||
|
||||
vertex = polygon.vertices[j];
|
||||
// verticeUvs.push( new THREE.Vector2( vertex.uv.x, vertex.uv.y ) );
|
||||
vertex = new THREE.Vector3( vertex.x, vertex.y, vertex.z );
|
||||
if (matrix) vertex.applyMatrix4(matrix);
|
||||
if ( typeof vertice_dict[ vertex.x + ',' + vertex.y + ',' + vertex.z ] !== 'undefined' ) {
|
||||
vertex_idx_c = vertice_dict[ vertex.x + ',' + vertex.y + ',' + vertex.z ];
|
||||
} else {
|
||||
geometry.vertices.push( vertex );
|
||||
vertex_idx_c = vertice_dict[ vertex.x + ',' + vertex.y + ',' + vertex.z ] = geometry.vertices.length - 1;
|
||||
}
|
||||
|
||||
face = new THREE.Face3(
|
||||
vertex_idx_a,
|
||||
vertex_idx_b,
|
||||
vertex_idx_c,
|
||||
new THREE.Vector3( polygon.normal.x, polygon.normal.y, polygon.normal.z )
|
||||
);
|
||||
|
||||
geometry.faces.push( face );
|
||||
// geometry.faceVertexUvs[0].push( verticeUvs );
|
||||
}
|
||||
|
||||
}
|
||||
return geometry;
|
||||
};
|
||||
|
||||
ThreeBSP.Geometry.prototype.scale = function(x,y,z) {
|
||||
// try to scale as THREE.BufferGeometry
|
||||
var polygons = this.tree.collectPolygons([]);
|
||||
|
||||
for (var i = 0; i < polygons.length; ++i) {
|
||||
var polygon = polygons[i];
|
||||
for (var k=0; k < polygon.vertices.length; ++k) {
|
||||
var v = polygon.vertices[k];
|
||||
v.x *= x;
|
||||
v.y *= y;
|
||||
v.z *= z;
|
||||
}
|
||||
delete polygon.normal;
|
||||
polygon.calculateProperties();
|
||||
}
|
||||
};
|
||||
|
||||
ThreeBSP.Geometry.prototype.toPolygons = function() {
|
||||
var polygons = this.tree.collectPolygons([]);
|
||||
|
||||
this.tryToCompress(polygons);
|
||||
|
||||
for (var i = 0; i < polygons.length; ++i ) {
|
||||
delete polygons[i].id;
|
||||
delete polygons[i].parent;
|
||||
}
|
||||
|
||||
return polygons;
|
||||
};
|
||||
|
||||
ThreeBSP.Geometry.prototype.toBufferGeometry = function() {
|
||||
return ThreeBSP.CreateBufferGeometry(this.toPolygons());
|
||||
};
|
||||
|
||||
ThreeBSP.CreateBufferGeometry = function(polygons) {
|
||||
var i, j, polygon_count = polygons.length, buf_size = 0;
|
||||
|
||||
for ( i = 0; i < polygon_count; ++i )
|
||||
buf_size += (polygons[i].vertices.length - 2) * 9;
|
||||
|
||||
var positions_buf = new Float32Array(buf_size),
|
||||
normals_buf = new Float32Array(buf_size),
|
||||
iii = 0, polygon;
|
||||
|
||||
function CopyVertex(vertex) {
|
||||
|
||||
positions_buf[iii] = vertex.x;
|
||||
positions_buf[iii+1] = vertex.y;
|
||||
positions_buf[iii+2] = vertex.z;
|
||||
|
||||
normals_buf[iii] = polygon.nsign * vertex.nx;
|
||||
normals_buf[iii+1] = polygon.nsign * vertex.ny;
|
||||
normals_buf[iii+2] = polygon.nsign * vertex.nz;
|
||||
iii+=3;
|
||||
}
|
||||
|
||||
for ( i = 0; i < polygon_count; ++i ) {
|
||||
polygon = polygons[i];
|
||||
for ( j = 2; j < polygon.vertices.length; ++j ) {
|
||||
CopyVertex(polygon.vertices[0]);
|
||||
CopyVertex(polygon.vertices[j-1]);
|
||||
CopyVertex(polygon.vertices[j]);
|
||||
}
|
||||
}
|
||||
|
||||
var geometry = new THREE.BufferGeometry();
|
||||
geometry.addAttribute( 'position', new THREE.BufferAttribute( positions_buf, 3 ) );
|
||||
geometry.addAttribute( 'normal', new THREE.BufferAttribute( normals_buf, 3 ) );
|
||||
|
||||
// geometry.computeVertexNormals();
|
||||
return geometry;
|
||||
};
|
||||
|
||||
ThreeBSP.Geometry.prototype.toMesh = function( material ) {
|
||||
var geometry = this.toGeometry(),
|
||||
mesh = new THREE.Mesh( geometry, material );
|
||||
|
||||
if (this.matrix) {
|
||||
mesh.position.setFromMatrixPosition( this.matrix );
|
||||
mesh.rotation.setFromRotationMatrix( this.matrix );
|
||||
}
|
||||
|
||||
return mesh;
|
||||
};
|
||||
|
||||
ThreeBSP.Polygon = function( vertices, normal, w ) {
|
||||
if ( !( vertices instanceof Array ) ) {
|
||||
vertices = [];
|
||||
}
|
||||
|
||||
this.vertices = vertices;
|
||||
this.nsign = 1;
|
||||
if ( vertices.length > 0 ) {
|
||||
this.calculateProperties();
|
||||
} else {
|
||||
this.normal = this.w = undefined;
|
||||
}
|
||||
};
|
||||
|
||||
ThreeBSP.Polygon.prototype.copyProperties = function(parent, more) {
|
||||
this.normal = parent.normal; // .clone();
|
||||
this.w = parent.w;
|
||||
this.nsign = parent.nsign;
|
||||
if (more && (parent.id !== undefined)) {
|
||||
this.id = parent.id;
|
||||
this.parent = parent;
|
||||
}
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.Polygon.prototype.calculateProperties = function() {
|
||||
if (this.normal) return;
|
||||
|
||||
var a = this.vertices[0],
|
||||
b = this.vertices[1],
|
||||
c = this.vertices[2];
|
||||
|
||||
this.nsign = 1;
|
||||
|
||||
this.normal = b.clone().subtract( a ).cross(
|
||||
c.clone().subtract( a )
|
||||
).normalize();
|
||||
|
||||
this.w = this.normal.clone().dot( a );
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.Polygon.prototype.clone = function() {
|
||||
var vertice_count = this.vertices.length,
|
||||
polygon = new ThreeBSP.Polygon;
|
||||
|
||||
for (var i = 0; i < vertice_count; ++i )
|
||||
polygon.vertices.push( this.vertices[i].clone() );
|
||||
|
||||
return polygon.copyProperties(this);
|
||||
};
|
||||
|
||||
ThreeBSP.Polygon.prototype.flip = function() {
|
||||
|
||||
/// normal is not changed, only sign variable
|
||||
//this.normal.multiplyScalar( -1 );
|
||||
//this.w *= -1;
|
||||
|
||||
this.nsign *= -1;
|
||||
|
||||
this.vertices.reverse();
|
||||
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.Polygon.prototype.classifyVertex = function( vertex ) {
|
||||
var side_value = this.nsign * (this.normal.dot( vertex ) - this.w);
|
||||
|
||||
if ( side_value < -EPSILON ) return BACK;
|
||||
if ( side_value > EPSILON ) return FRONT;
|
||||
return COPLANAR;
|
||||
};
|
||||
|
||||
ThreeBSP.Polygon.prototype.classifySide = function( polygon ) {
|
||||
var i, classification,
|
||||
num_positive = 0, num_negative = 0,
|
||||
vertice_count = polygon.vertices.length;
|
||||
|
||||
for ( i = 0; i < vertice_count; ++i ) {
|
||||
classification = this.classifyVertex( polygon.vertices[i] );
|
||||
if ( classification === FRONT ) {
|
||||
++num_positive;
|
||||
} else if ( classification === BACK ) {
|
||||
++num_negative;
|
||||
}
|
||||
}
|
||||
|
||||
if ( num_positive > 0 && num_negative === 0 ) return FRONT;
|
||||
if ( num_positive === 0 && num_negative > 0 ) return BACK;
|
||||
if ( num_positive === 0 && num_negative === 0 ) return COPLANAR;
|
||||
return SPANNING;
|
||||
};
|
||||
|
||||
ThreeBSP.Polygon.prototype.splitPolygon = function( polygon, coplanar_front, coplanar_back, front, back ) {
|
||||
var classification = this.classifySide( polygon );
|
||||
|
||||
if ( classification === COPLANAR ) {
|
||||
|
||||
( (this.nsign * polygon.nsign * this.normal.dot( polygon.normal ) > 0) ? coplanar_front : coplanar_back ).push( polygon );
|
||||
|
||||
} else if ( classification === FRONT ) {
|
||||
|
||||
front.push( polygon );
|
||||
|
||||
} else if ( classification === BACK ) {
|
||||
|
||||
back.push( polygon );
|
||||
|
||||
} else {
|
||||
|
||||
var vertice_count = polygon.vertices.length,
|
||||
nnx = this.normal.x,
|
||||
nny = this.normal.y,
|
||||
nnz = this.normal.z,
|
||||
i, j, ti, tj, vi, vj,
|
||||
t, v,
|
||||
f = [], b = [];
|
||||
|
||||
for ( i = 0; i < vertice_count; ++i ) {
|
||||
|
||||
j = (i + 1) % vertice_count;
|
||||
vi = polygon.vertices[i];
|
||||
vj = polygon.vertices[j];
|
||||
ti = this.classifyVertex( vi );
|
||||
tj = this.classifyVertex( vj );
|
||||
|
||||
if ( ti != BACK ) f.push( vi );
|
||||
if ( ti != FRONT ) b.push( vi );
|
||||
if ( (ti | tj) === SPANNING ) {
|
||||
// t = ( this.w - this.normal.dot( vi ) ) / this.normal.dot( vj.clone().subtract( vi ) );
|
||||
//v = vi.clone().lerp( vj, t );
|
||||
|
||||
t = (this.w - (nnx*vi.x + nny*vi.y + nnz*vi.z)) / (nnx*(vj.x-vi.x) + nny*(vj.y-vi.y) + nnz*(vj.z-vi.z));
|
||||
|
||||
v = vi.interpolate( vj, t );
|
||||
f.push( v );
|
||||
b.push( v );
|
||||
}
|
||||
}
|
||||
|
||||
//if ( f.length >= 3 ) front.push( new ThreeBSP.Polygon( f ).calculateProperties() );
|
||||
//if ( b.length >= 3 ) back.push( new ThreeBSP.Polygon( b ).calculateProperties() );
|
||||
if ( f.length >= 3 ) front.push( new ThreeBSP.Polygon( f ).copyProperties(polygon, true) );
|
||||
if ( b.length >= 3 ) back.push( new ThreeBSP.Polygon( b ).copyProperties(polygon, true) );
|
||||
}
|
||||
};
|
||||
|
||||
ThreeBSP.Vertex = function(x, y, z, nx, ny, nz) {
|
||||
this.x = x;
|
||||
this.y = y;
|
||||
this.z = z;
|
||||
this.nx = nx;
|
||||
this.ny = ny;
|
||||
this.nz = nz;
|
||||
};
|
||||
|
||||
ThreeBSP.Vertex.prototype.setnormal = function ( nx, ny, nz ) {
|
||||
this.nx = nx;
|
||||
this.ny = ny;
|
||||
this.nz = nz;
|
||||
};
|
||||
|
||||
ThreeBSP.Vertex.prototype.clone = function() {
|
||||
return new ThreeBSP.Vertex( this.x, this.y, this.z, this.nx, this.ny, this.nz);
|
||||
};
|
||||
|
||||
ThreeBSP.Vertex.prototype.add = function( vertex ) {
|
||||
this.x += vertex.x;
|
||||
this.y += vertex.y;
|
||||
this.z += vertex.z;
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.Vertex.prototype.subtract = function( vertex ) {
|
||||
this.x -= vertex.x;
|
||||
this.y -= vertex.y;
|
||||
this.z -= vertex.z;
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.Vertex.prototype.multiplyScalar = function( scalar ) {
|
||||
this.x *= scalar;
|
||||
this.y *= scalar;
|
||||
this.z *= scalar;
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.Vertex.prototype.cross = function( vertex ) {
|
||||
var x = this.x,
|
||||
y = this.y,
|
||||
z = this.z;
|
||||
|
||||
this.x = y * vertex.z - z * vertex.y;
|
||||
this.y = z * vertex.x - x * vertex.z;
|
||||
this.z = x * vertex.y - y * vertex.x;
|
||||
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.Vertex.prototype.normalize = function() {
|
||||
var length = Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z );
|
||||
|
||||
this.x /= length;
|
||||
this.y /= length;
|
||||
this.z /= length;
|
||||
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.Vertex.prototype.dot = function( vertex ) {
|
||||
return this.x*vertex.x + this.y*vertex.y + this.z*vertex.z;
|
||||
};
|
||||
|
||||
ThreeBSP.Vertex.prototype.diff = function( vertex ) {
|
||||
var dx = (this.x - vertex.x),
|
||||
dy = (this.y - vertex.y),
|
||||
dz = (this.z - vertex.z),
|
||||
len2 = this.x*this.x + this.y*this.y + this.z*this.z;
|
||||
|
||||
return (dx*dx + dy*dy + dz*dz) / (len2>0 ? len2 : 1e-10);
|
||||
};
|
||||
|
||||
/*
|
||||
ThreeBSP.Vertex.prototype.lerp = function( a, t ) {
|
||||
this.add(
|
||||
a.clone().subtract( this ).multiplyScalar( t )
|
||||
);
|
||||
|
||||
this.normal.add(
|
||||
a.normal.clone().sub( this.normal ).multiplyScalar( t )
|
||||
);
|
||||
|
||||
//this.uv.add(
|
||||
// a.uv.clone().sub( this.uv ).multiplyScalar( t )
|
||||
//);
|
||||
|
||||
return this;
|
||||
};
|
||||
ThreeBSP.Vertex.prototype.interpolate = function( other, t ) {
|
||||
return this.clone().lerp( other, t );
|
||||
};
|
||||
*/
|
||||
|
||||
ThreeBSP.Vertex.prototype.interpolate = function( a, t ) {
|
||||
var t1 = 1-t;
|
||||
return new ThreeBSP.Vertex(this.x*t1 + a.x*t, this.y*t1 + a.y*t, this.z*t1 + a.z*t,
|
||||
this.nx*t1 + a.nx*t, this.ny*t1 + a.ny*t, this.nz*t1 + a.nz*t);
|
||||
};
|
||||
|
||||
ThreeBSP.Vertex.prototype.applyMatrix4 = function ( m ) {
|
||||
|
||||
// input: THREE.Matrix4 affine matrix
|
||||
|
||||
var x = this.x, y = this.y, z = this.z, e = m.elements;
|
||||
|
||||
this.x = e[0] * x + e[4] * y + e[8] * z + e[12];
|
||||
this.y = e[1] * x + e[5] * y + e[9] * z + e[13];
|
||||
this.z = e[2] * x + e[6] * y + e[10] * z + e[14];
|
||||
|
||||
x = this.nx; y = this.ny; z = this.nz;
|
||||
|
||||
this.nx = e[0] * x + e[4] * y + e[8] * z;
|
||||
this.ny = e[1] * x + e[5] * y + e[9] * z;
|
||||
this.nz = e[2] * x + e[6] * y + e[10] * z;
|
||||
|
||||
return this;
|
||||
};
|
||||
|
||||
// ================================================================================================
|
||||
|
||||
ThreeBSP.Node = function( polygons, nodeid ) {
|
||||
this.polygons = [];
|
||||
this.front = this.back = undefined;
|
||||
|
||||
if ( !(polygons instanceof Array) || polygons.length === 0 ) return;
|
||||
|
||||
this.divider = polygons[0].clone();
|
||||
|
||||
var polygon_count = polygons.length,
|
||||
front = [], back = [];
|
||||
|
||||
for (var i = 0; i < polygon_count; ++i ) {
|
||||
if (nodeid!==undefined) {
|
||||
polygons[i].id = nodeid++;
|
||||
delete polygons[i].parent;
|
||||
}
|
||||
|
||||
this.divider.splitPolygon( polygons[i], this.polygons, this.polygons, front, back );
|
||||
}
|
||||
|
||||
if (nodeid !== undefined) this.maxnodeid = nodeid;
|
||||
|
||||
if ( front.length > 0 )
|
||||
this.front = new ThreeBSP.Node( front );
|
||||
|
||||
if ( back.length > 0 )
|
||||
this.back = new ThreeBSP.Node( back );
|
||||
};
|
||||
|
||||
ThreeBSP.Node.isConvex = function( polygons ) {
|
||||
var i, j, len = polygons.length;
|
||||
for ( i = 0; i < len; ++i )
|
||||
for ( j = 0; j < len; ++j )
|
||||
if ( i !== j && polygons[i].classifySide( polygons[j] ) !== BACK ) return false;
|
||||
return true;
|
||||
};
|
||||
|
||||
ThreeBSP.Node.prototype.build = function( polygons ) {
|
||||
var polygon_count = polygons.length,
|
||||
front = [], back = [];
|
||||
|
||||
if ( !this.divider )
|
||||
this.divider = polygons[0].clone();
|
||||
|
||||
for (var i = 0; i < polygon_count; ++i )
|
||||
this.divider.splitPolygon( polygons[i], this.polygons, this.polygons, front, back );
|
||||
|
||||
if ( front.length > 0 ) {
|
||||
if ( !this.front ) this.front = new ThreeBSP.Node();
|
||||
this.front.build( front );
|
||||
}
|
||||
|
||||
if ( back.length > 0 ) {
|
||||
if ( !this.back ) this.back = new ThreeBSP.Node();
|
||||
this.back.build( back );
|
||||
}
|
||||
};
|
||||
|
||||
ThreeBSP.Node.prototype.collectPolygons = function(arr) {
|
||||
var len = this.polygons.length;
|
||||
for (var i=0;i<len;++i) arr.push(this.polygons[i]);
|
||||
if ( this.front ) this.front.collectPolygons(arr);
|
||||
if ( this.back ) this.back.collectPolygons(arr);
|
||||
return arr;
|
||||
};
|
||||
|
||||
ThreeBSP.Node.prototype.allPolygons = function() {
|
||||
var polygons = this.polygons.slice();
|
||||
if ( this.front ) polygons = polygons.concat( this.front.allPolygons() );
|
||||
if ( this.back ) polygons = polygons.concat( this.back.allPolygons() );
|
||||
return polygons;
|
||||
};
|
||||
|
||||
ThreeBSP.Node.prototype.numPolygons = function() {
|
||||
var res = this.polygons.length;
|
||||
if ( this.front ) res += this.front.numPolygons();
|
||||
if ( this.back ) res += this.back.numPolygons();
|
||||
return res;
|
||||
};
|
||||
|
||||
ThreeBSP.Node.prototype.clone = function() {
|
||||
var node = new ThreeBSP.Node();
|
||||
|
||||
node.divider = this.divider.clone();
|
||||
node.polygons = this.polygons.map( function( polygon ) { return polygon.clone(); } );
|
||||
node.front = this.front && this.front.clone();
|
||||
node.back = this.back && this.back.clone();
|
||||
|
||||
return node;
|
||||
};
|
||||
|
||||
ThreeBSP.Node.prototype.invert = function() {
|
||||
var polygon_count = this.polygons.length;
|
||||
|
||||
for (var i = 0; i < polygon_count; ++i )
|
||||
this.polygons[i].flip();
|
||||
|
||||
this.divider.flip();
|
||||
if ( this.front ) this.front.invert();
|
||||
if ( this.back ) this.back.invert();
|
||||
|
||||
var temp = this.front;
|
||||
this.front = this.back;
|
||||
this.back = temp;
|
||||
|
||||
return this;
|
||||
};
|
||||
|
||||
ThreeBSP.Node.prototype.clipPolygons = function( polygons ) {
|
||||
|
||||
if ( !this.divider ) return polygons.slice();
|
||||
|
||||
var polygon_count = polygons.length, front = [], back = [];
|
||||
|
||||
for (var i = 0; i < polygon_count; ++i )
|
||||
this.divider.splitPolygon( polygons[i], front, back, front, back );
|
||||
|
||||
if ( this.front ) front = this.front.clipPolygons( front );
|
||||
if ( this.back ) back = this.back.clipPolygons( back );
|
||||
else back = [];
|
||||
|
||||
return front.concat( back );
|
||||
};
|
||||
|
||||
ThreeBSP.Node.prototype.clipTo = function( node ) {
|
||||
this.polygons = node.clipPolygons( this.polygons );
|
||||
if ( this.front ) this.front.clipTo( node );
|
||||
if ( this.back ) this.back.clipTo( node );
|
||||
};
|
||||
|
||||
return ThreeBSP;
|
||||
|
||||
}));
|
||||
|
||||
@ -10,6 +10,10 @@
|
||||
</style>
|
||||
<!--<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/three.js/88/three.min.js"></script>-->
|
||||
<!--<script type="text/javascript" src="js/OrbitControls.js"></script>-->
|
||||
<!--<script type="text/javascript" src="js/three.min.js"></script>-->
|
||||
<!--<script type="text/javascript" src="js/ThreeCSG.js"></script>-->
|
||||
<!--<script type="text/javascript" src="js/JSRootCore.js"></script>-->
|
||||
<!--<script type="text/javascript" src="js/JSRootGeoBase.js"></script>-->
|
||||
<script type="text/javascript" language="JavaScript" src="main.bundle.js"></script>
|
||||
</head>
|
||||
<body class="testApp">
|
||||
|
||||
Loading…
Reference in New Issue
Block a user