69 lines
No EOL
1.8 KiB
C#
69 lines
No EOL
1.8 KiB
C#
using System;
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using StereoKit;
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public class Cubic {
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public bool active;
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public Vec3 p0, p1, p2, p3;
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public Color color;
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public Cubic() {
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color = Color.White;
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active = false;
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}
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public void Draw() {
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if (active) {
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Bezier.Draw(p0, p1, p2, p3, color);
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}
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}
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}
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public class CubicCon {
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Monolith mono;
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public CubicCon(Monolith mono) {
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this.mono = mono;
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}
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public void Step() {
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Con rCon = mono.rCon;
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Con lCon = mono.lCon;
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Peer peer = mono.net.me;
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bool place = rCon.device.IsStickJustClicked || lCon.device.IsStickJustClicked;
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if (place) {
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for (int i = 0; i < cubics.Length; i++) {
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if (!cubics[i].active) {
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cubics[i].Enable(peer.cursor0, peer.cursor1, peer.cursor2, peer.cursor3, peer.color);
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break;
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}
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}
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cubics[PullRequest.RandomRange(0, cubics.Length)].Enable(peer.cursor0, peer.cursor1, peer.cursor2, peer.cursor3, peer.color);
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}
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}
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}
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public static class Bezier {
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static int detail = 64;
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public static void Draw(Vec3 p0, Vec3 p1, Vec3 p2, Vec3 p3, Color color) {
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LinePoint[] bezier = new LinePoint[detail];
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for (int i = 0; i < bezier.Length; i++) {
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float t = i / ((float)bezier.Length - 1);
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Vec3 a = Vec3.Lerp(p0, p1, t);
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Vec3 b = Vec3.Lerp(p1, p2, t);
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Vec3 c = Vec3.Lerp(p2, p3, t);
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Vec3 pos = Vec3.Lerp(Vec3.Lerp(a, b, t), Vec3.Lerp(b, c, t), t);
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bezier[i] = new LinePoint(pos, color, 0.01f);
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}
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Lines.Add(bezier);
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}
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public static Vec3 Sample(Vec3 p0, Vec3 p1, Vec3 p2, Vec3 p3, float t) {
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Vec3 a = Vec3.Lerp(p0, p1, t);
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Vec3 b = Vec3.Lerp(p1, p2, t);
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Vec3 c = Vec3.Lerp(p2, p3, t);
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Vec3 pos = Vec3.Lerp(Vec3.Lerp(a, b, t), Vec3.Lerp(b, c, t), t);
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return pos;
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}
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public static Vec3 Sample(Vec3[] points, float t) {
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return Sample(points[0], points[1], points[2], points[3], t);
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}
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} |