forked from kscience/visionforge
Add surface geometry
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00213c089d
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@ -1,6 +1,9 @@
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package space.kscience.visionforge.examples
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package space.kscience.visionforge.examples
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import space.kscience.visionforge.solid.*
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import space.kscience.visionforge.solid.ambientLight
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import space.kscience.visionforge.solid.extruded
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import space.kscience.visionforge.solid.polygon
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import space.kscience.visionforge.solid.solid
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fun main() = makeVisionFile {
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fun main() = makeVisionFile {
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vision("canvas") {
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vision("canvas") {
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@ -12,8 +15,6 @@ fun main() = makeVisionFile {
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}
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}
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layer(-30)
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layer(-30)
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layer(30)
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layer(30)
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}.apply {
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edges(false)
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}
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}
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}
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}
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}
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}
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@ -1,16 +1,19 @@
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package space.kscience.visionforge.examples
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package space.kscience.visionforge.examples
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//fun main() = makeVisionFile {
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import space.kscience.visionforge.solid.ambientLight
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// vision("canvas") {
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import space.kscience.visionforge.solid.polygon
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// solid {
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import space.kscience.visionforge.solid.solid
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// ambientLight()
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import space.kscience.visionforge.solid.surface
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// surface("surface") {
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// shape{
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fun main() = makeVisionFile {
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// polygon(8, 100)
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vision("canvas") {
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// layer(-30)
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solid {
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// layer(30)
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ambientLight()
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// }
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surface("surface") {
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// }
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layer(0, {polygon(8,10)}, {polygon(8,20)})
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// }
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layer(10, {polygon(8,10)}, {polygon(8,30)})
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// }
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//}
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}
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}
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}
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}
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@ -9,37 +9,8 @@ import space.kscience.kmath.geometry.component2
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import space.kscience.visionforge.MutableVisionContainer
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import space.kscience.visionforge.MutableVisionContainer
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import space.kscience.visionforge.VisionBuilder
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import space.kscience.visionforge.VisionBuilder
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import space.kscience.visionforge.setChild
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import space.kscience.visionforge.setChild
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import kotlin.math.PI
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import kotlin.math.cos
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import kotlin.math.sin
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public typealias Shape2D = List<Float32Vector2D>
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@Serializable
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public class Shape2DBuilder(private val points: ArrayList<Float32Vector2D> = ArrayList()) {
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public fun point(x: Number, y: Number) {
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points.add(Float32Vector2D(x, y))
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}
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public fun build(): Shape2D = points
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}
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public fun Shape2DBuilder.polygon(vertices: Int, radius: Number) {
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require(vertices > 2) { "Polygon must have more than 2 vertices" }
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val angle = 2 * PI / vertices
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for (i in 0 until vertices) {
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point(radius.toDouble() * cos(angle * i), radius.toDouble() * sin(angle * i))
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}
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}
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/**
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* A layer for extruded shape
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*/
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@Serializable
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public data class Layer(var x: Float, var y: Float, var z: Float, var scale: Float)
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/**
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/**
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* An extruded shape with the same number of points on each layer.
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* An extruded shape with the same number of points on each layer.
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*/
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*/
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@ -50,6 +21,12 @@ public class Extruded(
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public val layers: List<Layer>,
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public val layers: List<Layer>,
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) : SolidBase<Extruded>(), GeometrySolid {
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) : SolidBase<Extruded>(), GeometrySolid {
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/**
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* A layer for extruded shape
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*/
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@Serializable
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public data class Layer(var x: Float, var y: Float, var z: Float, var scale: Float)
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init {
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init {
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require(shape.size > 2) { "Extruded shape requires more than 2 points per layer" }
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require(shape.size > 2) { "Extruded shape requires more than 2 points per layer" }
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}
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}
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@ -72,6 +49,8 @@ public class Extruded(
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var lowerLayer = layers.first()
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var lowerLayer = layers.first()
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var upperLayer: List<Float32Vector3D>
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var upperLayer: List<Float32Vector3D>
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geometryBuilder.cap(layers.first().reversed())
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for (i in (1 until layers.size)) {
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for (i in (1 until layers.size)) {
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upperLayer = layers[i]
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upperLayer = layers[i]
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for (j in (0 until shape.size - 1)) {
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for (j in (0 until shape.size - 1)) {
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@ -93,7 +72,7 @@ public class Extruded(
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)
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)
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lowerLayer = upperLayer
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lowerLayer = upperLayer
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}
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}
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geometryBuilder.cap(layers.first().reversed())
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geometryBuilder.cap(layers.last())
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geometryBuilder.cap(layers.last())
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}
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}
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@ -102,10 +81,12 @@ public class Extruded(
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public var layers: MutableList<Layer> = ArrayList(),
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public var layers: MutableList<Layer> = ArrayList(),
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public val properties: MutableMeta = MutableMeta(),
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public val properties: MutableMeta = MutableMeta(),
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) {
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) {
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@VisionBuilder
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public fun shape(block: Shape2DBuilder.() -> Unit) {
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public fun shape(block: Shape2DBuilder.() -> Unit) {
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this.shape = Shape2DBuilder().apply(block).build()
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this.shape = Shape2DBuilder().apply(block).build()
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}
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}
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@VisionBuilder
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public fun layer(z: Number, x: Number = 0.0, y: Number = 0.0, scale: Number = 1.0) {
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public fun layer(z: Number, x: Number = 0.0, y: Number = 0.0, scale: Number = 1.0) {
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layers.add(Layer(x.toFloat(), y.toFloat(), z.toFloat(), scale.toFloat()))
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layers.add(Layer(x.toFloat(), y.toFloat(), z.toFloat(), scale.toFloat()))
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}
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}
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@ -0,0 +1,26 @@
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package space.kscience.visionforge.solid
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import kotlinx.serialization.Serializable
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import kotlin.math.PI
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import kotlin.math.cos
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import kotlin.math.sin
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public typealias Shape2D = List<Float32Vector2D>
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@Serializable
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public class Shape2DBuilder(private val points: ArrayList<Float32Vector2D> = ArrayList()) {
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public fun point(x: Number, y: Number) {
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points.add(Float32Vector2D(x, y))
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}
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public fun build(): Shape2D = points
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}
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public fun Shape2DBuilder.polygon(vertices: Int, radius: Number) {
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require(vertices > 2) { "Polygon must have more than 2 vertices" }
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val angle = 2 * PI / vertices
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for (i in 0 until vertices) {
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point(radius.toDouble() * cos(angle * i), radius.toDouble() * sin(angle * i))
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}
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}
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@ -41,6 +41,7 @@ public class Solids(meta: Meta) : VisionPlugin(meta), MutableVisionContainer<Sol
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subclass(ConeSurface.serializer())
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subclass(ConeSurface.serializer())
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subclass(Convex.serializer())
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subclass(Convex.serializer())
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subclass(Extruded.serializer())
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subclass(Extruded.serializer())
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subclass(Surface.serializer())
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subclass(PolyLine.serializer())
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subclass(PolyLine.serializer())
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subclass(SolidLabel.serializer())
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subclass(SolidLabel.serializer())
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subclass(Sphere.serializer())
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subclass(Sphere.serializer())
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@ -2,9 +2,14 @@ package space.kscience.visionforge.solid
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import kotlinx.serialization.SerialName
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import kotlinx.serialization.SerialName
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import kotlinx.serialization.Serializable
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import kotlinx.serialization.Serializable
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import space.kscience.dataforge.meta.MutableMeta
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import space.kscience.dataforge.names.Name
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import space.kscience.kmath.geometry.component1
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import space.kscience.kmath.geometry.component1
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import space.kscience.kmath.geometry.component2
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import space.kscience.kmath.geometry.component2
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import space.kscience.kmath.structures.Float32
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import space.kscience.kmath.structures.Float32
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import space.kscience.visionforge.MutableVisionContainer
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import space.kscience.visionforge.VisionBuilder
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import space.kscience.visionforge.setChild
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private inline fun <T> Iterable<T>.sumOf(selector: (T) -> Float32): Float32 {
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private inline fun <T> Iterable<T>.sumOf(selector: (T) -> Float32): Float32 {
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//outer and inner
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//outer and inner
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for (i in 0 until layers.size - 1) {
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for (i in 0 until layers.size - 1) {
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val bottom = layers[i]
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val bottom = layers[i]
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val top = layers[i+1]
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val top = layers[i + 1]
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//creating shape in x-y plane with z = 0
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//creating shape in x-y plane with z = 0
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val bottomOuterPoints = bottom.outerPoints()
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val bottomOuterPoints = bottom.outerPoints()
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@ -130,7 +135,39 @@ public class Surface(
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}
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}
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}
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}
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public class Builder(
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public var layers: MutableList<Layer> = ArrayList(),
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public val properties: MutableMeta = MutableMeta(),
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) {
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public fun layer(
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z: Number,
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innerBuilder: (Shape2DBuilder.() -> Unit)? = null,
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outerBuilder: Shape2DBuilder.() -> Unit,
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) {
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layers.add(
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Layer(
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z.toFloat(),
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outer = Shape2DBuilder().apply(outerBuilder).build(),
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inner = innerBuilder?.let { Shape2DBuilder().apply(innerBuilder).build() }
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)
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)
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}
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internal fun build(): Surface = Surface(layers).apply {
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properties.setMeta(Name.EMPTY, this@Builder.properties)
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}
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}
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public companion object {
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public companion object {
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public const val TYPE: String = "solid.surface"
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public const val TYPE: String = "solid.surface"
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}
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}
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}
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}
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@VisionBuilder
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public fun MutableVisionContainer<Solid>.surface(
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name: String? = null,
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action: Surface.Builder.() -> Unit = {},
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): Surface = Surface.Builder().apply(action).build().also { setChild(name, it) }
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