ComfyUI/blueprints/Chromatic Aberration.json

{"revision": 0, "last_node_id": 19, "last_link_id": 0, "nodes": [{"id": 19, "type": "2c5ef154-2bde-496d-bc8b-9dcf42f2913f", "pos": [3710, -2070], "size": [260, 82], "flags": {}, "order": 4, "mode": 0, "inputs": [{"label": "image", "localized_name": "images.image0", "name": "images.image0", "type": "IMAGE", "link": null}], "outputs": [{"label": "IMAGE", "localized_name": "IMAGE0", "name": "IMAGE0", "type": "IMAGE", "links": []}], "title": "Chromatic Aberration", "properties": {"proxyWidgets": [["17", "choice"], ["18", "value"]]}, "widgets_values": []}], "links": [], "version": 0.4, "definitions": {"subgraphs": [{"id": "2c5ef154-2bde-496d-bc8b-9dcf42f2913f", "version": 1, "state": {"lastGroupId": 0, "lastNodeId": 18, "lastLinkId": 23, "lastRerouteId": 0}, "revision": 0, "config": {}, "name": "Chromatic Aberration", "inputNode": {"id": -10, "bounding": [3270, -2050, 120, 60]}, "outputNode": {"id": -20, "bounding": [4260, -2050, 120, 60]}, "inputs": [{"id": "3b33ac46-93a6-4b1c-896a-ed6fbd24e59c", "name": "images.image0", "type": "IMAGE", "linkIds": [20], "localized_name": "images.image0", "label": "image", "pos": [3370, -2030]}], "outputs": [{"id": "abe7cd79-a87b-4bd0-8923-d79a57d81a6e", "name": "IMAGE0", "type": "IMAGE", "linkIds": [23], "localized_name": "IMAGE0", "label": "IMAGE", "pos": [4280, -2030]}], "widgets": [], "nodes": [{"id": 16, "type": "GLSLShader", "pos": [3810, -2320], "size": [390, 212], "flags": {}, "order": 2, "mode": 0, "inputs": [{"label": "image0", "localized_name": "images.image0", "name": "images.image0", "type": "IMAGE", "link": 20}, {"label": "image1", "localized_name": "images.image1", "name": "images.image1", "shape": 7, "type": "IMAGE", "link": null}, {"label": "u_float0", "localized_name": "floats.u_float0", "name": "floats.u_float0", "shape": 7, "type": "FLOAT", "link": 22}, {"label": "u_float1", "localized_name": "floats.u_float1", "name": "floats.u_float1", "shape": 7, "type": "FLOAT", "link": null}, {"label": "u_int0", "localized_name": "ints.u_int0", "name": "ints.u_int0", "shape": 7, "type": "INT", "link": 21}, {"label": "u_int1", "localized_name": "ints.u_int1", "name": "ints.u_int1", "shape": 7, "type": "INT", "link": null}, {"localized_name": "fragment_shader", "name": "fragment_shader", "type": "STRING", "widget": {"name": "fragment_shader"}, "link": null}, {"localized_name": "size_mode", "name": "size_mode", "type": "COMFY_DYNAMICCOMBO_V3", "widget": {"name": "size_mode"}, "link": null}], "outputs": [{"localized_name": "IMAGE0", "name": "IMAGE0", "type": "IMAGE", "links": [23]}, {"localized_name": "IMAGE1", "name": "IMAGE1", "type": "IMAGE", "links": null}, {"localized_name": "IMAGE2", "name": "IMAGE2", "type": "IMAGE", "links": null}, {"localized_name": "IMAGE3", "name": "IMAGE3", "type": "IMAGE", "links": null}], "properties": {"Node name for S&R": "GLSLShader"}, "widgets_values": ["#version 300 es\nprecision highp float;\n\nuniform sampler2D u_image0;\nuniform vec2 u_resolution;\nuniform int u_int0;      // Mode\nuniform float u_float0;  // Amount (0 to 100)\n\nin vec2 v_texCoord;\nout vec4 fragColor;\n\nconst int MODE_LINEAR   = 0;\nconst int MODE_RADIAL   = 1;\nconst int MODE_BARREL   = 2;\nconst int MODE_SWIRL    = 3;\nconst int MODE_DIAGONAL = 4;\n\nconst float AMOUNT_SCALE = 0.0005;\nconst float RADIAL_MULT = 4.0;\nconst float BARREL_MULT = 8.0;\nconst float INV_SQRT2 = 0.70710678118;\n\nvoid main() {\n    vec2 uv = v_texCoord;\n    vec4 original = texture(u_image0, uv);\n\n    float amount = u_float0 * AMOUNT_SCALE;\n\n    if (amount < 0.000001) {\n        fragColor = original;\n        return;\n    }\n\n    // Aspect-corrected coordinates for circular effects\n    float aspect = u_resolution.x / u_resolution.y;\n    vec2 centered = uv - 0.5;\n    vec2 corrected = vec2(centered.x * aspect, centered.y);\n    float r = length(corrected);\n    vec2 dir = r > 0.0001 ? corrected / r : vec2(0.0);\n    vec2 offset = vec2(0.0);\n\n    if (u_int0 == MODE_LINEAR) {\n        // Horizontal shift (no aspect correction needed)\n        offset = vec2(amount, 0.0);\n    }\n    else if (u_int0 == MODE_RADIAL) {\n        // Outward from center, stronger at edges\n        offset = dir * r * amount * RADIAL_MULT;\n        offset.x /= aspect;  // Convert back to UV space\n    }\n    else if (u_int0 == MODE_BARREL) {\n        // Lens distortion simulation (r\u00b2 falloff)\n        offset = dir * r * r * amount * BARREL_MULT;\n        offset.x /= aspect;  // Convert back to UV space\n    }\n    else if (u_int0 == MODE_SWIRL) {\n        // Perpendicular to radial (rotational aberration)\n        vec2 perp = vec2(-dir.y, dir.x);\n        offset = perp * r * amount * RADIAL_MULT;\n        offset.x /= aspect;  // Convert back to UV space\n    }\n    else if (u_int0 == MODE_DIAGONAL) {\n        // 45\u00b0 offset (no aspect correction needed)\n        offset = vec2(amount, amount) * INV_SQRT2;\n    }\n    \n    float red = texture(u_image0, uv + offset).r;\n    float green = original.g;\n    float blue = texture(u_image0, uv - offset).b;\n    \n    fragColor = vec4(red, green, blue, original.a);\n}", "from_input"]}, {"id": 18, "type": "PrimitiveFloat", "pos": [3810, -2430], "size": [270, 58], "flags": {}, "order": 0, "mode": 0, "inputs": [{"label": "amount", "localized_name": "value", "name": "value", "type": "FLOAT", "widget": {"name": "value"}, "link": null}], "outputs": [{"localized_name": "FLOAT", "name": "FLOAT", "type": "FLOAT", "links": [22]}], "properties": {"Node name for S&R": "PrimitiveFloat", "min": 0, "max": 100, "step": 1}, "widgets_values": [30]}, {"id": 17, "type": "CustomCombo", "pos": [3520, -2320], "size": [270, 222], "flags": {}, "order": 1, "mode": 0, "inputs": [{"label": "mode", "localized_name": "choice", "name": "choice", "type": "COMBO", "widget": {"name": "choice"}, "link": null}], "outputs": [{"localized_name": "STRING", "name": "STRING", "type": "STRING", "links": null}, {"localized_name": "INDEX", "name": "INDEX", "type": "INT", "links": [21]}], "properties": {"Node name for S&R": "CustomCombo"}, "widgets_values": ["Linear", 0, "Linear", "Radial", "Barrel", "Swirl", "Diagonal", ""]}], "groups": [], "links": [{"id": 22, "origin_id": 18, "origin_slot": 0, "target_id": 16, "target_slot": 2, "type": "FLOAT"}, {"id": 21, "origin_id": 17, "origin_slot": 1, "target_id": 16, "target_slot": 4, "type": "INT"}, {"id": 20, "origin_id": -10, "origin_slot": 0, "target_id": 16, "target_slot": 0, "type": "IMAGE"}, {"id": 23, "origin_id": 16, "origin_slot": 0, "target_id": -20, "target_slot": 0, "type": "IMAGE"}], "extra": {"workflowRendererVersion": "LG"}}]}}