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demo/src/examples/active-collision-types/ActiveCollisionTypesExample.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| import { ActiveCollisionTypes } from "@dimforge/rapier3d-compat"; | ||
| import { Box, Sphere } from "@react-three/drei"; | ||
| import { useFrame } from "@react-three/fiber"; | ||
| import { RapierRigidBody, RigidBody } from "@react-three/rapier"; | ||
| import { useRef, useState } from "react"; | ||
|
|
||
| const activeCollisionTypes = | ||
| ActiveCollisionTypes.DEFAULT | ActiveCollisionTypes.KINEMATIC_FIXED; | ||
|
|
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| const Ball = () => { | ||
| const rb = useRef<RapierRigidBody>(null); | ||
|
|
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| const [color, setColor] = useState("blue"); | ||
|
|
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| useFrame(({ clock: { elapsedTime } }) => { | ||
| if (!rb.current) return; | ||
|
|
||
| rb.current.setTranslation( | ||
| { x: Math.sin(elapsedTime) * 3, y: 0, z: 0 }, | ||
| true | ||
| ); | ||
| }); | ||
|
|
||
| return ( | ||
| <RigidBody | ||
| ref={rb} | ||
| colliders="ball" | ||
| type="kinematicPosition" | ||
| activeCollisionTypes={activeCollisionTypes} | ||
| onCollisionEnter={() => setColor("green")} | ||
| onCollisionExit={() => setColor("blue")} | ||
| > | ||
| <Sphere> | ||
| <meshStandardMaterial color={color} /> | ||
| </Sphere> | ||
| </RigidBody> | ||
| ); | ||
| }; | ||
|
|
||
| const Wall = () => { | ||
| return ( | ||
| <RigidBody type="fixed" colliders="cuboid"> | ||
| <Box args={[0.5, 5, 2]}> | ||
| <meshStandardMaterial color="white" transparent opacity={0.5} /> | ||
| </Box> | ||
| </RigidBody> | ||
| ); | ||
| }; | ||
|
|
||
| export const ActiveCollisionTypesExample = () => { | ||
| return ( | ||
| <group> | ||
| <Ball /> | ||
| <Wall /> | ||
| </group> | ||
| ); | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,34 @@ | ||
| import { Box, Sphere } from "@react-three/drei"; | ||
| import { RapierRigidBody, RigidBody } from "@react-three/rapier"; | ||
| import { useRef } from "react"; | ||
|
|
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| const Ball = () => { | ||
| const rb = useRef<RapierRigidBody>(null); | ||
|
|
||
| return ( | ||
| <RigidBody ref={rb} colliders="ball" position={[0, 1, 0]} contactSkin={0.5}> | ||
| <Sphere castShadow> | ||
| <meshStandardMaterial color="orange" /> | ||
| </Sphere> | ||
| </RigidBody> | ||
| ); | ||
| }; | ||
|
|
||
| const Floor = () => { | ||
| return ( | ||
| <RigidBody type="fixed" colliders="cuboid" position={[0, -2, 0]}> | ||
| <Box args={[20, 1, 20]} receiveShadow> | ||
| <meshStandardMaterial color="white" /> | ||
| </Box> | ||
| </RigidBody> | ||
| ); | ||
| }; | ||
|
|
||
| export const ContactSkinExample = () => { | ||
| return ( | ||
| <group> | ||
| <Ball /> | ||
| <Floor /> | ||
| </group> | ||
| ); | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,120 @@ | ||
| import { Sphere, Box } from "@react-three/drei"; | ||
| import { | ||
| BallCollider, | ||
| RapierRigidBody, | ||
| RigidBody, | ||
| RigidBodyOptions, | ||
| useRopeJoint | ||
| } from "@react-three/rapier"; | ||
| import { useRef } from "react"; | ||
| import { Demo } from "../../App"; | ||
| import { Vector3 } from "@react-three/fiber"; | ||
|
|
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| const WALL_COLORS = ["#50514F", "#CBD4C2", "#FFFCFF", "#247BA0", "#C3B299"]; | ||
|
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| interface BoxRigidBodyProps extends RigidBodyOptions { | ||
| color: string; | ||
| } | ||
|
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| interface BoxWallProps extends RigidBodyOptions { | ||
| height: number; | ||
| width: number; | ||
| } | ||
|
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| interface RopeJointProps { | ||
| anchorPosition: Vector3; | ||
| ballPosition: Vector3; | ||
| ropeLength: number; | ||
| } | ||
|
|
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| const Floor = (props: RigidBodyOptions) => { | ||
| return ( | ||
| <RigidBody type="fixed" colliders="cuboid" position={[0, -1, 0]} {...props}> | ||
| <Box args={[20, 1, 20]}> | ||
| <meshStandardMaterial color="white" /> | ||
| </Box> | ||
| </RigidBody> | ||
| ); | ||
| }; | ||
|
|
||
| const BoxRigidBody = (props: BoxRigidBodyProps) => { | ||
| return ( | ||
| <RigidBody {...props}> | ||
| <Box castShadow receiveShadow> | ||
| <meshStandardMaterial color={props.color} /> | ||
| </Box> | ||
| </RigidBody> | ||
| ); | ||
| }; | ||
|
|
||
| const BoxWall = ({ height, width, ...props }: BoxWallProps) => { | ||
| const wall = []; | ||
|
|
||
| for (let i = 0; i < height; i++) { | ||
| for (let j = 0; j < width; j++) { | ||
| const position: [number, number, number] = [j, i, 0]; | ||
| wall.push( | ||
| <BoxRigidBody | ||
| key={`${i}-${j}`} | ||
| {...props} | ||
| density={2} | ||
| color={WALL_COLORS[i % 5]} | ||
| position={position} | ||
| /> | ||
| ); | ||
| } | ||
| } | ||
|
|
||
| return ( | ||
| <group name="wall" rotation-y={-0.7853982} position={[-1.8, 0, -1.8]}> | ||
| {wall.map((box, i) => box)} | ||
| </group> | ||
| ); | ||
| }; | ||
|
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||
| const RopeJoint = ({ | ||
| anchorPosition, | ||
| ballPosition, | ||
| ropeLength | ||
| }: RopeJointProps) => { | ||
| const anchor = useRef<RapierRigidBody>(null); | ||
| const ball = useRef<RapierRigidBody>(null); | ||
|
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| useRopeJoint(anchor, ball, [[0, 0, 0], [0, 0, 0], ropeLength]); | ||
|
|
||
| return ( | ||
| <group> | ||
| {/* Anchor */} | ||
| <RigidBody ref={anchor} position={anchorPosition} /> | ||
|
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| {/* Wrecking Ball */} | ||
| <RigidBody | ||
| position={ballPosition} | ||
| ref={ball} | ||
| restitution={1.2} | ||
| density={30} | ||
| colliders={false} | ||
| > | ||
| <Sphere args={[2]} receiveShadow castShadow> | ||
| <meshStandardMaterial metalness={1} roughness={0.3} /> | ||
| </Sphere> | ||
|
|
||
| <BallCollider args={[2]} /> | ||
| </RigidBody> | ||
| </group> | ||
| ); | ||
| }; | ||
|
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| export const RopeJointExample: Demo = () => { | ||
| return ( | ||
| <group position={[0, 0, 0]} scale={3}> | ||
| <Floor /> | ||
| <BoxWall height={10} width={6} /> | ||
| <RopeJoint | ||
| ropeLength={35} | ||
| anchorPosition={[0, 15, 0]} | ||
| ballPosition={[-8, 15, 8]} | ||
| /> | ||
| </group> | ||
| ); | ||
| }; |
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