riffusion-app/components/SpectrogramViewer.tsx

72 lines
1.9 KiB
TypeScript

import { useRef } from "react";
import { useFrame, useThree } from "@react-three/fiber";
import { QuadraticBezierLine } from "@react-three/drei";
import { InferenceResult } from "../types";
import HeightMapImage from "./HeightMapImage";
import ImagePlane from "./ImagePlane";
interface SpectrogramViewerProps {
paused: boolean;
inferenceResults: InferenceResult[];
use_height_map?: boolean;
}
/**
* Spectrogram drawing code.
*/
export default function SpectrogramViewer({
paused,
inferenceResults,
use_height_map = true,
}: SpectrogramViewerProps) {
const camera = useThree((state) => state.camera);
const playheadRef = useRef(null);
// Move the camera and playhead every frame.
useFrame(() => {
if (paused) {
return;
}
const framerate = 120.0;
camera.position.y -= 1 / framerate;
playheadRef.current.position.y -= 1 / framerate;
});
return (
<group>
{inferenceResults.map((value: InferenceResult, index: number) => {
const height = 5 * (-1 - value.counter) - 2;
if (use_height_map) {
return (
<HeightMapImage
url={value.image}
position={[0, height, 0]}
rotation={[0, 0, -Math.PI / 2]}
scale={[5, 5, 5]}
key={index}
/>
);
} else {
return <ImagePlane url={value.image} height={height} key={index} />;
}
})}
{/* TODO make into playhead component */}
<group ref={playheadRef}>
<QuadraticBezierLine
start={[-3, 0, 1]} // Starting point, can be an array or a vec3
end={[3, 0, 1]} // Ending point, can be an array or a vec3
mid={[0, -0.8, 0.4]} // Optional control point, can be an array or a vec3
color="#aa3333" // Default
lineWidth={5} // In pixels (default)
dashed={false} // Default
/>
</group>
</group>
);
}