riffusion-app/components/SpectrogramViewer.tsx

103 lines
2.6 KiB
TypeScript

import { useRef } from "react";
import { useFrame, useThree } from "@react-three/fiber";
import { Box } from "@react-three/drei";
import { InferenceResult } from "../types";
import HeightMapImage from "./HeightMapImage";
import ImagePlane from "./ImagePlane";
// import { Effects } from "@react-three/drei";
// import { ShaderPass, VerticalTiltShiftShader} from "three-stdlib";
// extend({ ShaderPass });
// Fun shaders:
// RGBShiftShader
// VerticalBlurShader
// VerticalTiltShiftShader
interface SpectrogramViewerProps {
paused: boolean;
inferenceResults: InferenceResult[];
getTime: () => number;
use_height_map?: boolean;
}
/**
* Spectrogram drawing code.
*/
export default function SpectrogramViewer({
paused,
inferenceResults,
getTime,
use_height_map = true,
}: SpectrogramViewerProps) {
const { camera } = useThree();
const playheadRef = useRef(null);
// Move the camera based on the clock
useFrame(() => {
const time = getTime();
const velocity = -1.0; // [m/s]
const position = velocity * time; // [m]
camera.position.y = position;
playheadRef.current.position.y = camera.position.y;
});
const playbarShift = 3.6; // [m]
return (
<group>
{/* <Effects
multisamping={8}
renderIndex={1}
disableGamma={false}
disableRenderPass={false}
disableRender={false}
>
<shaderPass attachArray="passes" args={[VerticalTiltShiftShader]} />
</Effects> */}
{inferenceResults.map((result: InferenceResult, index: number) => {
const duration_s = result.duration_s;
const position = duration_s * (-0.55 - result.counter) + playbarShift;
if (use_height_map) {
return (
<HeightMapImage
url={result.image}
position={[0, position, 0]}
rotation={[0, 0, -Math.PI / 2]}
scale={[duration_s, 5, 1]}
key={index}
/>
);
} else {
return (
<ImagePlane
url={result.image}
height={position}
duration={duration_s}
key={index}
/>
);
}
})}
{/* Playhead as as transparent red box. */}
{/* TODO(hayk): Synchronize this better with the audio. */}
<group ref={playheadRef}>
<Box
args={[5.5, 2.0, 0.15]}
rotation={[Math.PI / 2 - 0.2, 0, 0]}
position={[0, playbarShift, -0.5]}
>
<meshBasicMaterial color="#ee2211" transparent opacity={0.8} />
</Box>
</group>
</group>
);
}