Visualization refactoring

This commit is contained in:
Alexander Nozik 2019-03-03 19:11:51 +03:00
parent 0d15bc1d0b
commit 8c77d3800b
4 changed files with 187 additions and 169 deletions

View File

@ -0,0 +1,23 @@
package hep.dataforge.vis
import javafx.scene.paint.Color
import javafx.scene.paint.PhongMaterial
object Materials{
val RED = PhongMaterial().apply {
diffuseColor = Color.DARKRED
specularColor = Color.RED
}
val WHITE = PhongMaterial().apply {
diffuseColor = Color.WHITE
specularColor = Color.LIGHTBLUE
}
val GREY = PhongMaterial().apply {
diffuseColor = Color.DARKGREY
specularColor = Color.GREY
}
val BLUE = PhongMaterial(Color.BLUE)
}

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@ -0,0 +1,157 @@
package hep.dataforge.vis.spatial
import javafx.event.EventHandler
import javafx.scene.*
import javafx.scene.input.KeyCode
import javafx.scene.input.KeyEvent
import javafx.scene.input.MouseEvent
import javafx.scene.input.ScrollEvent
import javafx.scene.paint.Color
import org.fxyz3d.utils.CameraTransformer
import tornadofx.*
class Canvas3D : Fragment() {
val world: Group = Group()
private val camera = PerspectiveCamera().apply {
nearClip = CAMERA_NEAR_CLIP
farClip = CAMERA_FAR_CLIP
translateZ = CAMERA_INITIAL_DISTANCE
}
//TODO move up
val cameraShift = CameraTransformer().apply {
val cameraFlip = CameraTransformer()
cameraFlip.children.add(camera)
cameraFlip.setRotateZ(180.0)
children.add(cameraFlip)
}
val cameraRotation = CameraTransformer().apply {
children.add(cameraShift)
ry.angle = CAMERA_INITIAL_Y_ANGLE
rx.angle = CAMERA_INITIAL_X_ANGLE
rz.angle = CAMERA_INITIAL_Z_ANGLE
}
override val root =borderpane {
center = SubScene(
Group(world, cameraRotation).apply { DepthTest.ENABLE },
1024.0,
768.0,
true,
SceneAntialiasing.BALANCED
).apply {
fill = Color.GREY
this.camera = this@Canvas3D.camera
id = "canvas"
handleKeyboard(this)
handleMouse(this)
}
}
private fun handleKeyboard(scene: SubScene) {
scene.onKeyPressed = EventHandler<KeyEvent> { event ->
if (event.isControlDown) {
when (event.code) {
KeyCode.Z -> {
cameraShift.t.x = 0.0
cameraShift.t.y = 0.0
camera.translateZ = CAMERA_INITIAL_DISTANCE
cameraRotation.ry.angle = CAMERA_INITIAL_Y_ANGLE
cameraRotation.rx.angle = CAMERA_INITIAL_X_ANGLE
}
// KeyCode.X -> axisGroup.isVisible = !axisGroup.isVisible
// KeyCode.S -> snapshot()
// KeyCode.DIGIT1 -> pixelMap.filterKeys { it.getLayerNumber() == 1 }.values.forEach {
// toggleTransparency(
// it
// )
// }
// KeyCode.DIGIT2 -> pixelMap.filterKeys { it.getLayerNumber() == 2 }.values.forEach {
// toggleTransparency(
// it
// )
// }
// KeyCode.DIGIT3 -> pixelMap.filterKeys { it.getLayerNumber() == 3 }.values.forEach {
// toggleTransparency(
// it
// )
// }
else -> {
}//do nothing
}
}
}
}
private fun handleMouse(scene: SubScene) {
var mousePosX: Double = 0.0
var mousePosY: Double = 0.0
var mouseOldX: Double = 0.0
var mouseOldY: Double = 0.0
var mouseDeltaX: Double = 0.0
var mouseDeltaY: Double = 0.0
scene.onMousePressed = EventHandler<MouseEvent> { me ->
mousePosX = me.sceneX
mousePosY = me.sceneY
mouseOldX = me.sceneX
mouseOldY = me.sceneY
}
scene.onMouseDragged = EventHandler<MouseEvent> { me ->
mouseOldX = mousePosX
mouseOldY = mousePosY
mousePosX = me.sceneX
mousePosY = me.sceneY
mouseDeltaX = mousePosX - mouseOldX
mouseDeltaY = mousePosY - mouseOldY
val modifier = when {
me.isControlDown -> CONTROL_MULTIPLIER
me.isShiftDown -> SHIFT_MULTIPLIER
else -> 1.0
}
if (me.isPrimaryButtonDown) {
cameraRotation.rz.angle =
cameraRotation.rz.angle + mouseDeltaX * MOUSE_SPEED * modifier * ROTATION_SPEED
cameraRotation.rx.angle =
cameraRotation.rx.angle + mouseDeltaY * MOUSE_SPEED * modifier * ROTATION_SPEED
// } else if (me.isSecondaryButtonDown()) {
// double z = camera.getTranslateZ();
// double newZ = z + mouseDeltaX * MOUSE_SPEED * modifier*100;
// camera.setTranslateZ(newZ);
} else if (me.isSecondaryButtonDown) {
cameraShift.t.x = cameraShift.t.x + mouseDeltaX * MOUSE_SPEED * modifier * TRACK_SPEED
cameraShift.t.y = cameraShift.t.y + mouseDeltaY * MOUSE_SPEED * modifier * TRACK_SPEED
}
}
scene.onScroll = EventHandler<ScrollEvent> { event ->
val z = camera.translateZ
val newZ = z + MOUSE_SPEED * event.deltaY * RESIZE_SPEED
camera.translateZ = newZ
}
}
companion object {
private const val CAMERA_INITIAL_DISTANCE = -4500.0
private const val CAMERA_INITIAL_X_ANGLE = -50.0
private const val CAMERA_INITIAL_Y_ANGLE = 0.0
private const val CAMERA_INITIAL_Z_ANGLE = -210.0
private const val CAMERA_NEAR_CLIP = 0.1
private const val CAMERA_FAR_CLIP = 10000.0
private const val AXIS_LENGTH = 2000.0
private const val CONTROL_MULTIPLIER = 0.1
private const val SHIFT_MULTIPLIER = 10.0
private const val MOUSE_SPEED = 0.1
private const val ROTATION_SPEED = 2.0
private const val TRACK_SPEED = 6.0
private const val RESIZE_SPEED = 50.0
private const val LINE_WIDTH = 3.0
}
}

View File

@ -8,62 +8,20 @@ import hep.dataforge.vis.DisplayGroup
import hep.dataforge.vis.DisplayObject
import hep.dataforge.vis.DisplayObjectPropertyListener
import hep.dataforge.vis.transform
import javafx.event.EventHandler
import javafx.scene.*
import javafx.scene.input.KeyCode
import javafx.scene.input.KeyEvent
import javafx.scene.input.MouseEvent
import javafx.scene.input.ScrollEvent
import javafx.scene.Group
import javafx.scene.Node
import javafx.scene.paint.Color
import javafx.scene.paint.PhongMaterial
import org.fxyz3d.geometry.Point3D
import org.fxyz3d.shapes.primitives.CuboidMesh
import org.fxyz3d.utils.CameraTransformer
/**
* https://github.com/miho/JCSG for operations
*
* TODO move world and camera boilerplate to another class
*/
class FXSpatialRenderer(override val context: Context) : Output<DisplayObject> {
private val world: Group = Group()
private val camera = PerspectiveCamera().apply {
nearClip = CAMERA_NEAR_CLIP
farClip = CAMERA_FAR_CLIP
translateZ = CAMERA_INITIAL_DISTANCE
}
val cameraShift = CameraTransformer().apply {
val cameraFlip = CameraTransformer()
cameraFlip.children.add(camera)
cameraFlip.setRotateZ(180.0)
children.add(cameraFlip)
}
val cameraRotation = CameraTransformer().apply {
children.add(cameraShift)
ry.angle = CAMERA_INITIAL_Y_ANGLE
rx.angle = CAMERA_INITIAL_X_ANGLE
rz.angle = CAMERA_INITIAL_Z_ANGLE
}
val canvas: SubScene = SubScene(
Group(world, cameraRotation).apply { DepthTest.ENABLE },
1024.0,
768.0,
true,
SceneAntialiasing.BALANCED
).apply {
fill = Color.GREY
this.camera = this@FXSpatialRenderer.camera
id = "canvas"
handleKeyboard(this)
handleMouse(this)
}
val canvas by lazy { Canvas3D() }
private fun buildObject(obj: DisplayObject): Node {
return when (obj) {
@ -72,6 +30,7 @@ class FXSpatialRenderer(override val context: Context) : Output<DisplayObject> {
val listener = DisplayObjectPropertyListener(obj)
this.center = Point3D(obj.x.toFloat(), obj.y.toFloat(), obj.z.toFloat())
this.diffuseColorProperty().bind(listener["color"].transform {
//TODO Move to extension
val int = it.int ?: 0
val red = int and 0x00ff0000 shr 16
val green = int and 0x0000ff00 shr 8
@ -84,127 +43,6 @@ class FXSpatialRenderer(override val context: Context) : Output<DisplayObject> {
}
override fun render(obj: DisplayObject, meta: Meta) {
world.children.add(buildObject(obj))
}
private fun handleKeyboard(scene: SubScene) {
scene.onKeyPressed = EventHandler<KeyEvent> { event ->
if (event.isControlDown) {
when (event.code) {
KeyCode.Z -> {
cameraShift.t.x = 0.0
cameraShift.t.y = 0.0
camera.translateZ = CAMERA_INITIAL_DISTANCE
cameraRotation.ry.angle = CAMERA_INITIAL_Y_ANGLE
cameraRotation.rx.angle = CAMERA_INITIAL_X_ANGLE
}
// KeyCode.X -> axisGroup.isVisible = !axisGroup.isVisible
// KeyCode.S -> snapshot()
// KeyCode.DIGIT1 -> pixelMap.filterKeys { it.getLayerNumber() == 1 }.values.forEach {
// toggleTransparency(
// it
// )
// }
// KeyCode.DIGIT2 -> pixelMap.filterKeys { it.getLayerNumber() == 2 }.values.forEach {
// toggleTransparency(
// it
// )
// }
// KeyCode.DIGIT3 -> pixelMap.filterKeys { it.getLayerNumber() == 3 }.values.forEach {
// toggleTransparency(
// it
// )
// }
else -> {
}//do nothing
}
}
}
}
private fun handleMouse(scene: SubScene) {
var mousePosX: Double = 0.0
var mousePosY: Double = 0.0
var mouseOldX: Double = 0.0
var mouseOldY: Double = 0.0
var mouseDeltaX: Double = 0.0
var mouseDeltaY: Double = 0.0
scene.onMousePressed = EventHandler<MouseEvent> { me ->
mousePosX = me.sceneX
mousePosY = me.sceneY
mouseOldX = me.sceneX
mouseOldY = me.sceneY
}
scene.onMouseDragged = EventHandler<MouseEvent> { me ->
mouseOldX = mousePosX
mouseOldY = mousePosY
mousePosX = me.sceneX
mousePosY = me.sceneY
mouseDeltaX = mousePosX - mouseOldX
mouseDeltaY = mousePosY - mouseOldY
val modifier = when {
me.isControlDown -> CONTROL_MULTIPLIER
me.isShiftDown -> SHIFT_MULTIPLIER
else -> 1.0
}
if (me.isPrimaryButtonDown) {
cameraRotation.rz.angle =
cameraRotation.rz.angle + mouseDeltaX * MOUSE_SPEED * modifier * ROTATION_SPEED
cameraRotation.rx.angle =
cameraRotation.rx.angle + mouseDeltaY * MOUSE_SPEED * modifier * ROTATION_SPEED
// } else if (me.isSecondaryButtonDown()) {
// double z = camera.getTranslateZ();
// double newZ = z + mouseDeltaX * MOUSE_SPEED * modifier*100;
// camera.setTranslateZ(newZ);
} else if (me.isSecondaryButtonDown) {
cameraShift.t.x = cameraShift.t.x + mouseDeltaX * MOUSE_SPEED * modifier * TRACK_SPEED
cameraShift.t.y = cameraShift.t.y + mouseDeltaY * MOUSE_SPEED * modifier * TRACK_SPEED
}
}
scene.onScroll = EventHandler<ScrollEvent> { event ->
val z = camera.translateZ
val newZ = z + MOUSE_SPEED * event.deltaY * RESIZE_SPEED
camera.translateZ = newZ
}
}
companion object {
private const val CAMERA_INITIAL_DISTANCE = -4500.0
private const val CAMERA_INITIAL_X_ANGLE = -50.0
private const val CAMERA_INITIAL_Y_ANGLE = 0.0
private const val CAMERA_INITIAL_Z_ANGLE = -210.0
private const val CAMERA_NEAR_CLIP = 0.1
private const val CAMERA_FAR_CLIP = 10000.0
private const val AXIS_LENGTH = 2000.0
private const val CONTROL_MULTIPLIER = 0.1
private const val SHIFT_MULTIPLIER = 10.0
private const val MOUSE_SPEED = 0.1
private const val ROTATION_SPEED = 2.0
private const val TRACK_SPEED = 6.0
private const val RESIZE_SPEED = 50.0
private const val LINE_WIDTH = 3.0
private val redMaterial = PhongMaterial().apply {
diffuseColor = Color.DARKRED
specularColor = Color.RED
}
private val whiteMaterial = PhongMaterial().apply {
diffuseColor = Color.WHITE
specularColor = Color.LIGHTBLUE
}
private val greyMaterial = PhongMaterial().apply {
diffuseColor = Color.DARKGREY
specularColor = Color.GREY
}
private val blueMaterial = PhongMaterial(Color.BLUE)
canvas.world.children.add(buildObject(obj))
}
}

View File

@ -18,7 +18,7 @@ class RendererDemoApp : App(RendererDemoView::class)
class RendererDemoView : View() {
val renderer = FXSpatialRenderer(Global)
override val root: Parent = borderpane {
center = renderer.canvas
center = renderer.canvas.root
}
lateinit var group: DisplayGroup
@ -51,7 +51,7 @@ class RendererDemoView : View() {
}
}
renderer.cameraRotation.apply {
renderer.canvas.cameraRotation.apply {
ry.angle = -30.0
rx.angle = -15.0
}