ditredi 0.0.3 ditredi: ^0.0.3 copied to clipboard
A flutter package that displays large 3D datasets on transparent canvas.
import 'package:flutter/material.dart';
import 'package:ditredi/ditredi.dart';
import 'package:vector_math/vector_math_64.dart' as vector;
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget {
MyApp({Key? key}) : super(key: key);
final aController = DiTreDiController();
final bController = DiTreDiController();
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'DiTreDi Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: Scaffold(
body: Flex(
direction: Axis.horizontal,
children: [
Expanded(
flex: 1,
child: DiTreDiDraggable(
controller: aController,
child: DiTreDi(
figures: _generateCubes().toList(),
controller: aController,
),
),
),
Expanded(
flex: 1,
child: DiTreDiDraggable(
controller: bController,
child: DiTreDi(
figures: _generateCubeLines().toList(),
controller: bController,
// disable z index to boost drawing performance
// for wireframes and points
config: const DiTreDiConfig(
supportZIndex: false,
),
),
),
),
],
),
),
);
}
}
Iterable<Cube3D> _generateCubes() sync* {
for (var x = 0; x < 10; x++) {
for (var y = 0; y < 10; y++) {
for (var z = 0; z < 10; z++) {
yield Cube3D(
0.5,
vector.Vector3(
x.toDouble() * 2,
y.toDouble() * 2,
z.toDouble() * 2,
),
);
}
}
}
}
Iterable<Line3D> _generateCubeLines() sync* {
for (var x = 0; x < 10; x++) {
for (var y = 0; y < 10; y++) {
for (var z = 0; z < 10; z++) {
yield* Cube3D(
0.5,
vector.Vector3(
x.toDouble() * 2,
y.toDouble() * 2,
z.toDouble() * 2,
),
).toLines().map((e) => e.copyWith(color: Colors.red.withAlpha(20)));
}
}
}
}