{
  "revision": 0,
  "last_node_id": 25,
  "last_link_id": 0,
  "nodes": [
    {
      "id": 25,
      "type": "621ba4e2-22a8-482d-a369-023753198b7b",
      "pos": [
        4610,
        -790
      ],
      "size": [
        230,
        58
      ],
      "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": "Sharpen",
      "properties": {
        "proxyWidgets": [
          [
            "24",
            "value"
          ]
        ]
      },
      "widgets_values": []
    }
  ],
  "links": [],
  "version": 0.4,
  "definitions": {
    "subgraphs": [
      {
        "id": "621ba4e2-22a8-482d-a369-023753198b7b",
        "version": 1,
        "state": {
          "lastGroupId": 0,
          "lastNodeId": 24,
          "lastLinkId": 36,
          "lastRerouteId": 0
        },
        "revision": 0,
        "config": {},
        "name": "Sharpen",
        "inputNode": {
          "id": -10,
          "bounding": [
            4090,
            -825,
            120,
            60
          ]
        },
        "outputNode": {
          "id": -20,
          "bounding": [
            5150,
            -825,
            120,
            60
          ]
        },
        "inputs": [
          {
            "id": "37011fb7-14b7-4e0e-b1a0-6a02e8da1fd7",
            "name": "images.image0",
            "type": "IMAGE",
            "linkIds": [
              34
            ],
            "localized_name": "images.image0",
            "label": "image",
            "pos": [
              4190,
              -805
            ]
          }
        ],
        "outputs": [
          {
            "id": "e9182b3f-635c-4cd4-a152-4b4be17ae4b9",
            "name": "IMAGE0",
            "type": "IMAGE",
            "linkIds": [
              35
            ],
            "localized_name": "IMAGE0",
            "label": "IMAGE",
            "pos": [
              5170,
              -805
            ]
          }
        ],
        "widgets": [],
        "nodes": [
          {
            "id": 24,
            "type": "PrimitiveFloat",
            "pos": [
              4280,
              -1240
            ],
            "size": [
              270,
              58
            ],
            "flags": {},
            "order": 0,
            "mode": 0,
            "inputs": [
              {
                "label": "strength",
                "localized_name": "value",
                "name": "value",
                "type": "FLOAT",
                "widget": {
                  "name": "value"
                },
                "link": null
              }
            ],
            "outputs": [
              {
                "localized_name": "FLOAT",
                "name": "FLOAT",
                "type": "FLOAT",
                "links": [
                  36
                ]
              }
            ],
            "properties": {
              "Node name for S&R": "PrimitiveFloat",
              "min": 0,
              "max": 3,
              "precision": 2,
              "step": 0.05
            },
            "widgets_values": [
              0.5
            ]
          },
          {
            "id": 23,
            "type": "GLSLShader",
            "pos": [
              4570,
              -1240
            ],
            "size": [
              370,
              192
            ],
            "flags": {},
            "order": 1,
            "mode": 0,
            "inputs": [
              {
                "label": "image0",
                "localized_name": "images.image0",
                "name": "images.image0",
                "type": "IMAGE",
                "link": 34
              },
              {
                "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": 36
              },
              {
                "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": 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": [
                  35
                ]
              },
              {
                "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 float u_float0;  // strength [0.0 – 2.0] typical: 0.3–1.0\n\nin vec2 v_texCoord;\nlayout(location = 0) out vec4 fragColor0;\n\nvoid main() {\n    vec2 texel = 1.0 / u_resolution;\n    \n    // Sample center and neighbors\n    vec4 center = texture(u_image0, v_texCoord);\n    vec4 top    = texture(u_image0, v_texCoord + vec2( 0.0, -texel.y));\n    vec4 bottom = texture(u_image0, v_texCoord + vec2( 0.0,  texel.y));\n    vec4 left   = texture(u_image0, v_texCoord + vec2(-texel.x,  0.0));\n    vec4 right  = texture(u_image0, v_texCoord + vec2( texel.x,  0.0));\n    \n    // Edge enhancement (Laplacian)\n    vec4 edges = center * 4.0 - top - bottom - left - right;\n    \n    // Add edges back scaled by strength\n    vec4 sharpened = center + edges * u_float0;\n    \n    fragColor0 = vec4(clamp(sharpened.rgb, 0.0, 1.0), center.a);\n}",
              "from_input"
            ]
          }
        ],
        "groups": [],
        "links": [
          {
            "id": 36,
            "origin_id": 24,
            "origin_slot": 0,
            "target_id": 23,
            "target_slot": 2,
            "type": "FLOAT"
          },
          {
            "id": 34,
            "origin_id": -10,
            "origin_slot": 0,
            "target_id": 23,
            "target_slot": 0,
            "type": "IMAGE"
          },
          {
            "id": 35,
            "origin_id": 23,
            "origin_slot": 0,
            "target_id": -20,
            "target_slot": 0,
            "type": "IMAGE"
          }
        ],
        "extra": {
          "workflowRendererVersion": "LG"
        },
        "category": "Image Tools/Sharpen"
      }
    ]
  }
}