115 lines
3.3 KiB
TypeScript
115 lines
3.3 KiB
TypeScript
import {
|
|
Color, DoubleSide,
|
|
MeshStandardMaterial, RepeatWrapping,
|
|
Texture, TextureLoader,
|
|
type WebGLProgramParameters
|
|
} from "three"
|
|
import { useLoader, } from '@tresjs/core'
|
|
import { getFilename, patterns, type patternIds, } from "~/components/pattern"
|
|
|
|
import vertexShader from '../shaders/noise/vertex.vert?raw'
|
|
import normalShader from '../shaders/noise/normal.frag?raw'
|
|
import dithShader from '../shaders/noise/dith.frag?raw'
|
|
import noiseShader from '../shaders/noise/pnoise.glsl?raw'
|
|
|
|
const set_metaril_func = (scene: any, material: any) => {
|
|
scene.children.forEach((el: any) => {
|
|
if (el.isMesh) {
|
|
el.castShadow = true
|
|
el.receiveShadow = true
|
|
}
|
|
el.material = material
|
|
set_metaril_func(el, material)
|
|
})
|
|
}
|
|
|
|
const loaded_patterns: { [key: string]: any } = {}
|
|
for (let index = 0; index < patterns.length; index++) {
|
|
const element = patterns[index];
|
|
const filename = getFilename(element.id)
|
|
if (filename) {
|
|
// @ts-ignore
|
|
loaded_patterns[filename] = useLoader(TextureLoader, filename)
|
|
}
|
|
}
|
|
Promise.all(Object.keys(loaded_patterns))
|
|
|
|
const noiseMaterial = new MeshStandardMaterial({
|
|
// alphaMap: pattern ? texture : null,
|
|
transparent: true,
|
|
opacity: 1,
|
|
roughness: 0.2,
|
|
metalness: 0,
|
|
side: DoubleSide,
|
|
})
|
|
|
|
const m_onBeforeCompile = (shader: WebGLProgramParameters) => {
|
|
// Изменяем вершинный шейдер
|
|
shader.vertexShader = `
|
|
varying vec3 vPosition;
|
|
${shader.vertexShader}
|
|
`.replace(
|
|
`#include <begin_vertex>`,
|
|
`#include <begin_vertex>
|
|
${vertexShader}
|
|
`
|
|
);
|
|
|
|
// Изменяем фрагментный шейдер
|
|
shader.fragmentShader = `
|
|
varying vec3 vPosition;
|
|
|
|
${noiseShader}
|
|
${shader.fragmentShader}`
|
|
.replace(
|
|
'#include <normal_fragment_begin>',
|
|
`#include <normal_fragment_begin>
|
|
${normalShader}
|
|
`
|
|
)
|
|
.replace(
|
|
`#include <dithering_fragment>`,
|
|
`#include <dithering_fragment>
|
|
|
|
${dithShader}
|
|
`
|
|
);
|
|
};
|
|
export const set_material = (
|
|
scene: any,
|
|
color: any,
|
|
pattern: { pattern: patternIds, count: number } | undefined = undefined,
|
|
noise_material: boolean = false,
|
|
) => {
|
|
let c = color
|
|
const material = noiseMaterial.clone()
|
|
material.color = new Color(c || '#9c9c00')
|
|
if (noise_material) {
|
|
material.onBeforeCompile = m_onBeforeCompile
|
|
}
|
|
|
|
const promises = []
|
|
if (pattern && pattern.pattern !== undefined) {
|
|
const filename = getFilename(pattern.pattern)
|
|
if (filename) {
|
|
const texture = loaded_patterns[filename]
|
|
promises.push(texture)
|
|
texture.then((res: Texture) => {
|
|
res.wrapT = RepeatWrapping;
|
|
res.repeat.set(1, pattern.count);
|
|
res.needsUpdate = true
|
|
material.alphaMap = res
|
|
scene.renderOrder = 0
|
|
return res
|
|
})
|
|
}
|
|
}
|
|
|
|
if (scene) set_metaril_func(scene, material)
|
|
else console.log(scene)
|
|
|
|
Promise.all(promises).then((values) => {
|
|
if (scene) set_metaril_func(scene, material)
|
|
else console.log(scene)
|
|
});
|
|
} |