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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>A-Frame 3D Editor with Animated Rotation</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/aframe/1.2.0/aframe.min.js"></script>
<style>
.ui-panel {
position: fixed;
top: 20px;
left: 20px;
z-index: 9999;
background: rgba(0,0,0,0.7);
padding: 10px;
border-radius: 5px;
color: white;
font-family: Arial, sans-serif;
}
.ui-panel button {
display: block;
margin: 5px 0;
padding: 5px 10px;
}
.control-panel {
position: fixed;
top: 20px;
right: 20px;
z-index: 9999;
background: rgba(0,0,0,0.7);
padding: 10px;
border-radius: 5px;
color: white;
font-family: Arial, sans-serif;
}
.control-panel input {
width: 50px;
margin-right: 5px;
}
</style>
</head>
<body>
<div class="ui-panel">
<button onclick="addPrimitive('box')">Add Box</button>
<button onclick="addPrimitive('sphere')">Add Sphere</button>
<button onclick="addPrimitive('cylinder')">Add Cylinder</button>
<button onclick="addPrimitive('cone')">Add Cone</button>
<button onclick="addPrimitive('torus')">Add Torus</button>
</div>
<div class="control-panel">
<h3>Object Controls</h3>
<p>Position:</p>
<input id="px" type="number" step="0.1" placeholder="X">
<input id="py" type="number" step="0.1" placeholder="Y">
<input id="pz" type="number" step="0.1" placeholder="Z">
<p>Rotation (degrees):</p>
<input id="rx" type="number" step="1" placeholder="X">
<input id="ry" type="number" step="1" placeholder="Y">
<input id="rz" type="number" step="1" placeholder="Z">
<p>Rotation Velocity (degrees/second):</p>
<input id="rvx" type="number" step="1" placeholder="X">
<input id="rvy" type="number" step="1" placeholder="Y">
<input id="rvz" type="number" step="1" placeholder="Z">
<button onclick="applyTransform()">Apply Transform</button>
<button onclick="placeInFrontOfCamera()">Place in Front of Camera</button>
</div>
<a-scene>
<a-sky color="#ECECEC"></a-sky>
<a-entity id="rig" position="0 1.6 0">
<a-camera look-controls wasd-controls>
<a-cursor></a-cursor>
</a-camera>
</a-entity>
</a-scene>
<script>
let selectedObject = null;
let objects = [];
function addPrimitive(type) {
const scene = document.querySelector('a-scene');
const newEntity = document.createElement('a-entity');
newEntity.setAttribute('geometry', `primitive: ${type}`);
newEntity.setAttribute('material', 'color: #4CC3D9');
newEntity.setAttribute('class', 'editable');
newEntity.addEventListener('click', function() { selectObject(this); });
newEntity.rotationVelocity = { x: 0, y: 30, z: 0 }; // Default rotation velocity
scene.appendChild(newEntity);
objects.push(newEntity);
placeInFrontOfCamera(newEntity);
}
function selectObject(obj) {
if (selectedObject) {
selectedObject.setAttribute('material', 'color', '#4CC3D9');
}
selectedObject = obj;
selectedObject.setAttribute('material', 'color', '#FF0000');
updateTransformInputs(selectedObject);
}
function updateTransformInputs(obj) {
const position = obj.getAttribute('position');
document.getElementById('px').value = position.x.toFixed(2);
document.getElementById('py').value = position.y.toFixed(2);
document.getElementById('pz').value = position.z.toFixed(2);
const rotation = obj.getAttribute('rotation');
document.getElementById('rx').value = rotation.x.toFixed(2);
document.getElementById('ry').value = rotation.y.toFixed(2);
document.getElementById('rz').value = rotation.z.toFixed(2);
document.getElementById('rvx').value = obj.rotationVelocity.x;
document.getElementById('rvy').value = obj.rotationVelocity.y;
document.getElementById('rvz').value = obj.rotationVelocity.z;
}
function applyTransform() {
if (!selectedObject) {
alert('Please select an object first');
return;
}
const px = parseFloat(document.getElementById('px').value) || 0;
const py = parseFloat(document.getElementById('py').value) || 0;
const pz = parseFloat(document.getElementById('pz').value) || 0;
const rx = parseFloat(document.getElementById('rx').value) || 0;
const ry = parseFloat(document.getElementById('ry').value) || 0;
const rz = parseFloat(document.getElementById('rz').value) || 0;
const rvx = parseFloat(document.getElementById('rvx').value) || 0;
const rvy = parseFloat(document.getElementById('rvy').value) || 0;
const rvz = parseFloat(document.getElementById('rvz').value) || 0;
selectedObject.setAttribute('position', `${px} ${py} ${pz}`);
selectedObject.setAttribute('rotation', `${rx} ${ry} ${rz}`);
selectedObject.rotationVelocity = { x: rvx, y: rvy, z: rvz };
}
function placeInFrontOfCamera(obj = null) {
const targetObject = obj || selectedObject;
if (!targetObject) {
alert('Please select an object first');
return;
}
const camera = document.querySelector('[camera]');
const cameraPosition = camera.object3D.position;
const cameraRotation = camera.object3D.rotation;
// Calculate the direction the camera is looking
const direction = new THREE.Vector3(0, 0, -1);
direction.applyQuaternion(camera.object3D.quaternion);
// Set the distance to be 3 units away from the camera
const distance = 3;
// Calculate the new position
const newPosition = new THREE.Vector3(
cameraPosition.x + direction.x * distance,
cameraPosition.y + direction.y * distance,
cameraPosition.z + direction.z * distance
);
targetObject.setAttribute('position', newPosition);
// Update position inputs if the object is selected
if (targetObject === selectedObject) {
updateTransformInputs(targetObject);
}
}
function animateObjects() {
objects.forEach(obj => {
const currentRotation = obj.getAttribute('rotation');
const newRotation = {
x: (currentRotation.x + obj.rotationVelocity.x * 0.016) % 360, // 0.016 is approximately 1/60, assuming 60 FPS
y: (currentRotation.y + obj.rotationVelocity.y * 0.016) % 360,
z: (currentRotation.z + obj.rotationVelocity.z * 0.016) % 360
};
obj.setAttribute('rotation', newRotation);
});
requestAnimationFrame(animateObjects);
}
// Event listener for object selection
document.querySelector('a-scene').addEventListener('click', (event) => {
if (event.detail.intersectedEl && event.detail.intersectedEl.classList.contains('editable')) {
selectObject(event.detail.intersectedEl);
}
});
// Start the animation loop
animateObjects();
</script>
</body>
</html> |