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initial commit #10

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21d61fe
initial commit
Mark123M Apr 2, 2023
a91d0cf
d
Mark123M Apr 4, 2023
f3e16be
adding parents to branches
Mark123M Apr 5, 2023
8d480ce
setting up parents
Mark123M Apr 6, 2023
a9c0c8e
setting up parents
Mark123M Apr 6, 2023
648b520
created relative position and rotation
Mark123M Apr 7, 2023
2b914d6
idle animation
Mark123M Apr 7, 2023
4936081
idle animations
Mark123M Apr 7, 2023
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89 changes: 58 additions & 31 deletions src/plants/Masterpiece.js
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Original file line number Diff line number Diff line change
Expand Up @@ -3,21 +3,24 @@ import { PerspectiveCamera, OrbitControls } from "@react-three/drei";
import {useRef, useEffect} from "react";
import * as THREE from "three"
import { v4 as uuidv4 } from "uuid";
import { useThree } from "@react-three/fiber";

//3D turtle interpreter
//standard basis vectors


let heading_vector = new THREE.Vector3();
let q = new THREE.Quaternion();
let position_vector = new THREE.Vector3();
let local_q = new THREE.Quaternion();
let world_q = new THREE.Quaternion();
const ey = new THREE.Vector3(0, 1, 0);

let init_state = {
pos: [0, 0, 0],
heading: [0, 1, 0],
left: [-1, 0, 0],
up: [0, 0, 1],
pen: ["#805333", 0.2, true],
pen: ["#805333", 0.4, true],
}

let state_stack = [init_state];
Expand All @@ -43,26 +46,26 @@ const generate_rules = (symbol) =>{
const ruleSet = [
{rule: [
{type: "!", wid: symbol.wid},
{type: "F", len: symbol.len},
{type: "F", len: symbol.len, id: symbol.id, parent_id: symbol.parent_id},

{type: "["},
{type: "&", angle: c + (Math.random() * 2 * pitch_t) - pitch_t},
{type: "B", len: symbol.len * e, wid: symbol.wid * h},
{type: "B", len: symbol.len * e, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id}, //create a child
{type: "]"},
{type: "/", angle: i + (Math.random() * 2 * turn_t) - turn_t},
{type: "A", len: symbol.len * b, wid: symbol.wid * h}
{type: "A", len: symbol.len * b, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id}

], prob: 0.5},
{rule: [
{type: "!", wid: symbol.wid},
{type: "F", len: symbol.len},
{type: "F", len: symbol.len, id: symbol.id, parent_id: symbol.parent_id},

{type: "["},
{type: "&", angle: c + (Math.random() * 2 * pitch_t) - pitch_t},
{type: "C", len: symbol.len * e, wid: symbol.wid * h},
{type: "C", len: symbol.len * e, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id},
{type: "]"},
{type: "/", angle: i + (Math.random() * 2 * turn_t) - turn_t},
{type: "A", len: symbol.len * b, wid: symbol.wid * h}
{type: "A", len: symbol.len * b, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id}

], prob: 0.5},
]
Expand All @@ -72,31 +75,31 @@ const generate_rules = (symbol) =>{
const ruleSet = [
{rule: [
{type: "!", wid: symbol.wid},
{type: "F", len: symbol.len},
{type: "F", len: symbol.len, id: symbol.id, parent_id: symbol.parent_id},

{type: "["},
{type: "-", angle: d + (Math.random() * 2 * turn_t) - turn_t},
{type: "$"},
{type: "&", angle: (Math.random() * 2 * pitch_t) - pitch_t},
{type: "C", len: symbol.len * e, wid: symbol.wid * h},
{type: "C", len: symbol.len * e, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id},
{type: "]"},

{type: "/", angle: (Math.random() * 2 * roll_t) - roll_t},
{type: "C", len: symbol.len * b, wid: symbol.wid * h},
{type: "C", len: symbol.len * b, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id},
], prob: 0.7},
{rule: [
{type: "!", wid: symbol.wid},
{type: "F", len: symbol.len},
{type: "F", len: symbol.len, id: symbol.id, parent_id: symbol.parent_id},

{type: "["},
{type: "+", angle: d + (Math.random() * 2 * turn_t) - turn_t},
{type: "$"},
{type: "&", angle: (Math.random() * 2 * pitch_t) - pitch_t},
{type: "C", len: symbol.len * e, wid: symbol.wid * h},
{type: "C", len: symbol.len * e, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id},
{type: "]"},

{type: "/", angle: (Math.random() * 2 * roll_t) - roll_t},
{type: "C", len: symbol.len * b, wid: symbol.wid * h},
{type: "C", len: symbol.len * b, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id},
], prob: 0.3},
]
return chooseOne(ruleSet);
Expand All @@ -105,31 +108,31 @@ const generate_rules = (symbol) =>{
const ruleSet = [
{rule: [
{type: "!", wid: symbol.wid},
{type: "F", len: symbol.len},
{type: "F", len: symbol.len, id: symbol.id, parent_id: symbol.parent_id},

{type: "["},
{type: "+", angle: d + (Math.random() * 2 * turn_t) - turn_t},
{type: "$"},
{type: "&", angle: (Math.random() * 2 * pitch_t) - pitch_t},
{type: "B", len: symbol.len * e, wid: symbol.wid * h},
{type: "B", len: symbol.len * e, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id},
{type: "]"},

{type: "/", angle: (Math.random() * 2 * roll_t) - roll_t},
{type: "B", len: symbol.len * b, wid: symbol.wid * h},
{type: "B", len: symbol.len * b, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id},
], prob: 0.7},
{rule: [
{type: "!", wid: symbol.wid},
{type: "F", len: symbol.len},
{type: "F", len: symbol.len, id: symbol.id, parent_id: symbol.parent_id},

{type: "["},
{type: "-", angle: d + (Math.random() * 2 * turn_t) - turn_t},
{type: "$"},
{type: "&", angle: (Math.random() * 2 * pitch_t) - pitch_t},
{type: "B", len: symbol.len * e, wid: symbol.wid * h},
{type: "B", len: symbol.len * e, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id},
{type: "]"},

{type: "/", angle: (Math.random() * 2 * roll_t) - roll_t},
{type: "B", len: symbol.len * b, wid: symbol.wid * h},
{type: "B", len: symbol.len * b, wid: symbol.wid * h, id: uuidv4(), parent_id: symbol.id},
], prob: 0.3},
]
return chooseOne(ruleSet);
Expand Down Expand Up @@ -174,7 +177,7 @@ function applyRule(symbol) {
else if (symbol.type == "F") {
//each new object stores: position, direction vector, length, width/radius
//draw object
objects.push([vector_add(last_state.pos, scalar_mult(symbol.len/2, last_state.heading)), last_state.heading, symbol.len, last_state.pen[1]]);
objects.push([vector_add(last_state.pos, scalar_mult(symbol.len/2, last_state.heading)), last_state.heading, symbol.len, last_state.pen[1], symbol.id, symbol.parent_id]);
//translate state
last_state.pos = vector_add(last_state.pos, scalar_mult(symbol.len, last_state.heading));
}
Expand Down Expand Up @@ -208,7 +211,6 @@ function applyRule(symbol) {
rotate_u(last_state, Math.PI);
}
else if (symbol.type == '$') {
console.log("$ NOT IMPLEMENTED YET");
//L = (V x H) / ||V x H||
last_state.left = cross_product([0, 1, 0], last_state.heading);
last_state.left = scalar_mult((1 / vector_len(last_state.left)), last_state.left);
Expand Down Expand Up @@ -271,18 +273,34 @@ const rotate_h = (state, angle) =>{ //turn + -
}

//MAKE SURE NOT TO EDIT ANY VECTORS
const Branch = ({pos, heading, radius, height}) => {
const Branch = ({pos, heading, radius, height, id, parent_id}) => {
const meshRef = useRef(null);

const {scene} = useThree();

useEffect(()=>{
const parent = scene.getObjectByName(parent_id);
position_vector.set(pos[0], pos[1], pos[2]);
heading_vector.set(heading[0], heading[1], heading[2]);
heading_vector.normalize();
q.setFromUnitVectors(ey, heading_vector);
meshRef.current.position.set(pos[0], pos[1], pos[2]);
meshRef.current.setRotationFromQuaternion(q);
local_q.setFromUnitVectors(ey, heading_vector);

if(parent_id) {
parent.add(meshRef.current);
parent.worldToLocal(position_vector);

//get the world rotation of the parent
parent.getWorldQuaternion(world_q);
// get the inverse of the parent object's world rotation quaternion
world_q.invert();
// Convert the world rotation quaternion to local rotation quaternion
local_q.multiplyQuaternions(world_q, local_q);
}

meshRef.current.position.copy(position_vector);
meshRef.current.setRotationFromQuaternion(local_q);
//meshRef.current.rotation.set(Math.PI/6, 0, 0);
console.log((Math.random() * 2 * pitch_t) - pitch_t);
//console.log((Math.random() * 2 * pitch_t) - pitch_t);

}, [meshRef]);

let t;
Expand All @@ -295,10 +313,19 @@ const Branch = ({pos, heading, radius, height}) => {
// meshRef.current.rotation.x = t;
//meshRef.current.applyMatrix4(direction);
// console.log(meshRef.current.lookAt);
/* if(id == "root") {
// console.log(scene.getObjectByName("root"));
meshRef.current.rotation.x = t;
}*/

meshRef.current.rotateX(Math.sin(t*2) / 2000);
//meshRef.current.rotateY(Math.sin(t) / 3000);
meshRef.current.rotateZ(Math.sin(t * 3) / 2000);
console.log(t);
})

return (
<mesh ref = {meshRef}>
<mesh ref = {meshRef} name = {id}>
<cylinderGeometry args={[radius * h, radius, height, 6]}/>
<meshStandardMaterial color="#805333"/>
</mesh>
Expand All @@ -315,7 +342,7 @@ export default function Monopodial() {
console.log(state_stack[0].left);
console.log(state_stack[0].up); */

symbols = [{type: "A", len: 1, wid: 0.15}];
symbols = [{type: "A", len: 1, wid: 0.15, id: "root", parent_id: null}];
//symbols = [{type: "F", len: 2, wid: 0.2}, {type: "-", angle: 45}, {type: "F", len: 1, wid: 0.2}, {type: "^", angle: 45},{type: "F", len: 1, wid: 0.2}, ];
for(let i = 0; i < num_gens; i ++) {
symbols = generate();
Expand Down Expand Up @@ -343,7 +370,7 @@ export default function Monopodial() {
<ambientLight />
<pointLight position={[10, 10, 10]} />
{objects.map((o)=>
<Branch key={uuidv4()} pos = {o[0]} heading = {o[1]} height = {o[2]} radius = {o[3]}/>
<Branch key={uuidv4()} pos = {o[0]} heading = {o[1]} height = {o[2]} radius = {o[3]} id = {o[4]} parent_id = {o[5]}/>
)}
<Branch pos={[1, 1, 2]} heading = {[1, 1, 0]} radius={0.4} height={1}/>
</Canvas>
Expand Down