mirror of
https://github.com/troisjs/trois.git
synced 2024-11-27 22:12:01 +08:00
20 lines
480 B
JavaScript
20 lines
480 B
JavaScript
export function setFromProp(o, prop) {
|
|
if (prop instanceof Object) {
|
|
for (const [key, value] of Object.entries(prop)) {
|
|
o[key] = value;
|
|
}
|
|
}
|
|
};
|
|
|
|
export function lerp(value1, value2, amount) {
|
|
amount = amount < 0 ? 0 : amount;
|
|
amount = amount > 1 ? 1 : amount;
|
|
return value1 + (value2 - value1) * amount;
|
|
};
|
|
|
|
export function lerpv3(v1, v2, amount) {
|
|
v1.x = lerp(v1.x, v2.x, amount);
|
|
v1.y = lerp(v1.y, v2.y, amount);
|
|
v1.z = lerp(v1.z, v2.z, amount);
|
|
};
|