67 lines
1.5 KiB
TypeScript
67 lines
1.5 KiB
TypeScript
/*
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* SPDX-FileCopyrightText: syuilo and misskey-project
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import { defineImageEffectorFx } from '../ImageEffector.js';
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import { i18n } from '@/i18n.js';
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const shader = `#version 300 es
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precision highp float;
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in vec2 in_uv;
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uniform sampler2D u_texture;
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uniform vec2 u_resolution;
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uniform int u_h;
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uniform int u_v;
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out vec4 out_color;
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void main() {
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vec4 pixel = texture(u_texture, in_uv);
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vec2 uv = in_uv;
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if (u_h == -1 && in_uv.x > 0.5) {
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uv.x = 1.0 - uv.x;
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}
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if (u_h == 1 && in_uv.x < 0.5) {
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uv.x = 1.0 - uv.x;
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}
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if (u_v == -1 && in_uv.y > 0.5) {
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uv.y = 1.0 - uv.y;
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}
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if (u_v == 1 && in_uv.y < 0.5) {
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uv.y = 1.0 - uv.y;
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}
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out_color = texture(u_texture, uv);
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}
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`;
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export const FX_mirror = defineImageEffectorFx({
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id: 'mirror' as const,
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name: i18n.ts._imageEffector._fxs.mirror,
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shader,
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params: {
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h: {
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type: 'number:enum' as const,
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enum: [{ value: -1, label: '<-' }, { value: 0, label: '|' }, { value: 1, label: '->' }],
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default: -1,
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},
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v: {
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type: 'number:enum' as const,
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enum: [{ value: -1, label: '^' }, { value: 0, label: '-' }, { value: 1, label: 'v' }],
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default: 0,
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},
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},
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main: ({ gl, program, params, preTexture }) => {
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gl.activeTexture(gl.TEXTURE0);
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gl.bindTexture(gl.TEXTURE_2D, preTexture);
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const u_texture = gl.getUniformLocation(program, 'u_texture');
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gl.uniform1i(u_texture, 0);
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const u_h = gl.getUniformLocation(program, 'u_h');
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gl.uniform1i(u_h, params.h);
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const u_v = gl.getUniformLocation(program, 'u_v');
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gl.uniform1i(u_v, params.v);
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},
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});
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