From 58d7bd93838aeaa957450562b62590690c4931bc Mon Sep 17 00:00:00 2001
From: Alexander Nozik <altavir@gmail.com>
Date: Mon, 1 Jan 2024 15:54:29 +0300
Subject: [PATCH] Adjust materials for 3D

---
 demo/solid-showcase/build.gradle.kts          |  10 +++++++
 .../kscience/visionforge/solid/demo/demo.kt   |  26 ++++++++++++++----
 .../jsMain/resources/Menger_sponge_sample.stl | Bin 0 -> 105684 bytes
 .../space/kscience/visionforge/solid/Solid.kt |   6 +++-
 .../visionforge/solid/SolidMaterial.kt        |   6 ++--
 .../visionforge/solid/three/ThreeMaterials.kt |  19 +++++++++----
 .../visionforge/solid/three/ThreePlugin.kt    |   9 +++---
 .../solid/three/ThreeStlFactory.kt            |   5 +++-
 8 files changed, 62 insertions(+), 19 deletions(-)
 create mode 100644 demo/solid-showcase/src/jsMain/resources/Menger_sponge_sample.stl

diff --git a/demo/solid-showcase/build.gradle.kts b/demo/solid-showcase/build.gradle.kts
index 05a02260..f4a9820d 100644
--- a/demo/solid-showcase/build.gradle.kts
+++ b/demo/solid-showcase/build.gradle.kts
@@ -8,6 +8,16 @@ kscience {
     jvm()
     js{
         binaries.executable()
+        browser{
+            commonWebpackConfig{
+                cssSupport{
+                    enabled = true
+                }
+                scssSupport{
+                    enabled = true
+                }
+            }
+        }
     }
     dependencies {
         implementation(projects.visionforgeSolid)
diff --git a/demo/solid-showcase/src/commonMain/kotlin/space/kscience/visionforge/solid/demo/demo.kt b/demo/solid-showcase/src/commonMain/kotlin/space/kscience/visionforge/solid/demo/demo.kt
index 9e2ecedb..698cc846 100644
--- a/demo/solid-showcase/src/commonMain/kotlin/space/kscience/visionforge/solid/demo/demo.kt
+++ b/demo/solid-showcase/src/commonMain/kotlin/space/kscience/visionforge/solid/demo/demo.kt
@@ -24,6 +24,11 @@ fun VisionLayout<Solid>.demo(name: String, title: String = name, block: SolidGro
         block()
         ambientLight {
             color(Colors.white)
+            intensity = 0.5
+        }
+        pointLight(0, 0, 1000) {
+            color(Colors.white)
+            intensity = 10.0
         }
     }
     render(Name.parse(name), vision, meta)
@@ -111,7 +116,7 @@ fun VisionLayout<Solid>.showcase() {
                 GlobalScope.launch(Dispatchers.Main) {
                     while (isActive) {
                         delay(100)
-                        rotate((PI/20).radians,Euclidean3DSpace.yAxis)
+                        rotate((PI / 20).radians, Euclidean3DSpace.yAxis)
                     }
                 }
                 color(Colors.red)
@@ -122,13 +127,16 @@ fun VisionLayout<Solid>.showcase() {
     demo("extrude", "extruded shape") {
         extruded {
             shape {
-                polygon(8, 50)
+                polygon(32, 50)
             }
             for (i in 0..100) {
                 layer(i * 5, 20 * sin(2 * PI / 100 * i), 20 * cos(2 * PI / 100 * i))
             }
-            color(Colors.teal)
-            rotationX = -PI / 2
+            rotationY = -PI / 2
+            material {
+                type = "lambert"
+                color(Colors.teal)
+            }
         }
     }
 
@@ -161,7 +169,15 @@ fun VisionLayout<Solid>.showcase() {
     }
 
     demo("STL", "STL loaded from URL") {
-        stl("https://ozeki.hu/attachments/116/Menger_sponge_sample.stl")
+        stl("Menger_sponge_sample.stl") {
+            scale(100f)
+            material {
+                type = "phong"
+                color("red")
+                specularColor("blue")
+            }
+        }
+        //stl("https://ozeki.hu/attachments/116/Menger_sponge_sample.stl")
     }
 }
 
diff --git a/demo/solid-showcase/src/jsMain/resources/Menger_sponge_sample.stl b/demo/solid-showcase/src/jsMain/resources/Menger_sponge_sample.stl
new file mode 100644
index 0000000000000000000000000000000000000000..dfebb0a31ff36a722647c049566499b50a3f1869
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literal 0
HcmV?d00001

diff --git a/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/Solid.kt b/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/Solid.kt
index aab583a0..db2c0948 100644
--- a/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/Solid.kt
+++ b/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/Solid.kt
@@ -203,6 +203,10 @@ public var Solid.position: Float32Vector3D? by float32Vector(POSITION_KEY, 0f)
 public var Solid.rotation: Float32Vector3D? by float32Vector(ROTATION_KEY, 0f)
 public var Solid.scale: Float32Vector3D? by float32Vector(SCALE_KEY, 1f)
 
+public fun Solid.scale(scaleFactor: Number) {
+    scale = Float32Vector3D(scaleFactor, scaleFactor, scaleFactor)
+}
+
 public var Solid.x: Number by float32(X_POSITION_KEY, 0f)
 public var Solid.y: Number by float32(Y_POSITION_KEY, 0f)
 public var Solid.z: Number by float32(Z_POSITION_KEY, 0f)
@@ -255,5 +259,5 @@ public var Solid.scaleZ: Number by float32(Z_SCALE_KEY, 1f)
  * Add rotation with given [angle] relative to given [axis]
  */
 public fun Solid.rotate(angle: Angle, axis: DoubleVector3D): Unit = with(QuaternionField) {
-    quaternion = Quaternion.fromRotation(angle, axis)*quaternion
+    quaternion = Quaternion.fromRotation(angle, axis) * quaternion
 }
\ No newline at end of file
diff --git a/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/SolidMaterial.kt b/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/SolidMaterial.kt
index c411cf4c..e45c18dd 100644
--- a/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/SolidMaterial.kt
+++ b/visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/SolidMaterial.kt
@@ -18,6 +18,8 @@ import space.kscience.visionforge.solid.SolidMaterial.Companion.MATERIAL_OPACITY
 @VisionBuilder
 public class SolidMaterial : Scheme() {
 
+    public var type: String by string("default", key = TYPE_KEY)
+
     /**
      * Primary web-color for the material
      */
@@ -65,9 +67,9 @@ public class SolidMaterial : Scheme() {
             MetaDescriptor {
                 inherited = true
 
-                value(TYPE_KEY, ValueType.STRING){
+                value(TYPE_KEY, ValueType.STRING) {
                     inherited = true
-                    allowedValues = listOf("default".asValue(), "simple".asValue())
+                    allowedValues = listOf("default", "basic", "lambert", "phong").map { it.asValue() }
                     default("default")
                 }
 
diff --git a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeMaterials.kt b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeMaterials.kt
index 8e1b2e3f..34cbbde0 100644
--- a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeMaterials.kt
+++ b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeMaterials.kt
@@ -10,10 +10,7 @@ import space.kscience.visionforge.getStyleNodes
 import space.kscience.visionforge.solid.ColorAccessor
 import space.kscience.visionforge.solid.SolidMaterial
 import space.kscience.visionforge.solid.SolidReference
-import three.materials.LineBasicMaterial
-import three.materials.Material
-import three.materials.MeshBasicMaterial
-import three.materials.MeshStandardMaterial
+import three.materials.*
 import three.math.Color
 import three.objects.Mesh
 
@@ -56,11 +53,23 @@ public object ThreeMaterials {
     }
 
     internal fun buildMaterial(meta: Meta): Material = when (meta[SolidMaterial.TYPE_KEY]?.string) {
-        "simple" -> MeshBasicMaterial().apply {
+        "basic" -> MeshBasicMaterial().apply {
             color = meta[SolidMaterial.COLOR_KEY]?.threeColor() ?: DEFAULT_COLOR
             wireframe = meta[SolidMaterial.WIREFRAME_KEY].boolean ?: false
         }
 
+        "lambert" -> MeshLambertMaterial().apply {
+            color = meta[SolidMaterial.COLOR_KEY]?.threeColor() ?: DEFAULT_COLOR
+            emissive = meta[SolidMaterial.EMISSIVE_COLOR_KEY]?.threeColor() ?: DEFAULT_EMISSIVE_COLOR
+            wireframe = meta[SolidMaterial.WIREFRAME_KEY].boolean ?: false
+        }
+
+        "phong" -> MeshPhongMaterial().apply {
+            color = meta[SolidMaterial.COLOR_KEY]?.threeColor() ?: DEFAULT_COLOR
+            emissive = meta[SolidMaterial.EMISSIVE_COLOR_KEY]?.threeColor() ?: DEFAULT_EMISSIVE_COLOR
+            wireframe = meta[SolidMaterial.WIREFRAME_KEY].boolean ?: false
+        }
+
         else -> MeshStandardMaterial().apply {
             color = meta[SolidMaterial.COLOR_KEY]?.threeColor() ?: DEFAULT_COLOR
             emissive = meta[SolidMaterial.EMISSIVE_COLOR_KEY]?.threeColor() ?: DEFAULT_EMISSIVE_COLOR
diff --git a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreePlugin.kt b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreePlugin.kt
index 026c9b18..b00f3c31 100644
--- a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreePlugin.kt
+++ b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreePlugin.kt
@@ -44,16 +44,15 @@ public class ThreePlugin : AbstractPlugin(), ComposeVisionRenderer {
         objectFactories[SolidLabel::class] = ThreeCanvasLabelFactory
         objectFactories[AmbientLightSource::class] = ThreeAmbientLightFactory
         objectFactories[PointLightSource::class] = ThreePointLightFactory
-        objectFactories[StlSolid::class] = ThreeStlFactory
+        objectFactories[StlUrlSolid::class] = ThreeStlFactory
+        objectFactories[StlBinarySolid::class] = ThreeStlFactory
         objectFactories[AxesSolid::class] = ThreeAxesFactory
     }
 
     @Suppress("UNCHECKED_CAST")
-    private fun findObjectFactory(type: KClass<out Vision>): ThreeFactory<Solid>? {
-        return (objectFactories[type]
-            ?: context.gather<ThreeFactory<*>>(ThreeFactory.TYPE).values.find { it.type == type })
+    private fun findObjectFactory(type: KClass<out Vision>): ThreeFactory<Solid>? =
+        (objectFactories[type] ?: context.gather<ThreeFactory<*>>(ThreeFactory.TYPE).values.find { it.type == type })
                 as ThreeFactory<Solid>?
-    }
 
     /**
      * Build an Object3D representation of the given [Solid].
diff --git a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeStlFactory.kt b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeStlFactory.kt
index e3fb676f..d8ba0a3a 100644
--- a/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeStlFactory.kt
+++ b/visionforge-threejs/src/jsMain/kotlin/space/kscience/visionforge/solid/three/ThreeStlFactory.kt
@@ -16,7 +16,9 @@ fun ArrayBuffer.toByteArray(): ByteArray = Int8Array(this).unsafeCast<ByteArray>
 public object ThreeStlFactory : ThreeMeshFactory<StlSolid>(StlSolid::class) {
 
     private val loader = STLLoader().apply {
-        requestHeader = listOf("Access-Control-Allow-Origin: *")
+        requestHeader = listOf(
+            "Access-Control-Allow-Origin: *",
+        )
     }
 
     override suspend fun buildGeometry(obj: StlSolid): BufferGeometry = when (obj) {
@@ -25,6 +27,7 @@ public object ThreeStlFactory : ThreeMeshFactory<StlSolid>(StlSolid::class) {
             loader.load(
                 url = obj.url,
                 onLoad = {
+                    console.info("Loaded STL from ${obj.url}")
                     continuation.resume(it)
                 },
                 onError = {