71 lines
1.6 KiB
TypeScript
71 lines
1.6 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 mediump 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 bool u_r;
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uniform bool u_g;
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uniform bool u_b;
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uniform bool u_a;
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out vec4 out_color;
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void main() {
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vec4 in_color = texture(u_texture, in_uv);
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out_color.r = u_r ? 1.0 - in_color.r : in_color.r;
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out_color.g = u_g ? 1.0 - in_color.g : in_color.g;
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out_color.b = u_b ? 1.0 - in_color.b : in_color.b;
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out_color.a = u_a ? 1.0 - in_color.a : in_color.a;
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}
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`;
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export const FX_invert = defineImageEffectorFx({
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id: 'invert' as const,
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name: i18n.ts._imageEffector._fxs.invert,
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shader,
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params: {
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r: {
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type: 'boolean' as const,
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default: true,
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},
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g: {
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type: 'boolean' as const,
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default: true,
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},
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b: {
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type: 'boolean' as const,
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default: true,
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},
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a: {
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type: 'boolean' as const,
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default: false,
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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_r = gl.getUniformLocation(program, 'u_r');
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gl.uniform1i(u_r, params.r ? 1 : 0);
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const u_g = gl.getUniformLocation(program, 'u_g');
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gl.uniform1i(u_g, params.g ? 1 : 0);
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const u_b = gl.getUniformLocation(program, 'u_b');
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gl.uniform1i(u_b, params.b ? 1 : 0);
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const u_a = gl.getUniformLocation(program, 'u_a');
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gl.uniform1i(u_a, params.a ? 1 : 0);
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},
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});
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