Max Richter
4f03f2af5a
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65 lines
1.6 KiB
Svelte
65 lines
1.6 KiB
Svelte
<script lang="ts">
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import { T } from "@threlte/core";
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import BackgroundVert from "./Background.vert";
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import BackgroundFrag from "./Background.frag";
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import { colors } from "../graph/state.svelte";
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import { Color } from "three";
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type Props = {
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minZoom: number;
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maxZoom: number;
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cameraPosition: [number, number, number];
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width: number;
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height: number;
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};
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let {
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minZoom = 4,
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maxZoom = 150,
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cameraPosition = [0, 1, 0],
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width = globalThis?.innerWidth || 100,
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height = globalThis?.innerHeight || 100,
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}: Props = $props();
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let bw = $derived(width / cameraPosition[2]);
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let bh = $derived(height / cameraPosition[2]);
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</script>
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<T.Group
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position.x={cameraPosition[0]}
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position.z={cameraPosition[1]}
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position.y={-1.0}
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>
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<T.Mesh rotation.x={-Math.PI / 2} position.y={0.2} scale.x={bw} scale.y={bh}>
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<T.PlaneGeometry args={[1, 1]} />
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<T.ShaderMaterial
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transparent
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vertexShader={BackgroundVert}
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fragmentShader={BackgroundFrag}
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uniforms={{
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camPos: {
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value: [0, 1, 0],
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},
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backgroundColor: {
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value: new Color(0x171717),
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},
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lineColor: {
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value: new Color(0x111111),
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},
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zoomLimits: {
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value: [2, 50],
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},
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dimensions: {
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value: [100, 100],
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},
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}}
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uniforms.camPos.value={cameraPosition}
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uniforms.backgroundColor.value={$colors["layer-0"]}
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uniforms.lineColor.value={$colors["outline"]}
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uniforms.zoomLimits.value={[minZoom, maxZoom]}
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uniforms.dimensions.value={[width, height]}
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/>
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</T.Mesh>
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</T.Group>
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