{
  "schemaVersion": 1,
  "designId": "B",
  "designName": "Stream Bridges",
  "styleReference": "Doc/Design/UI/Home/home_camp_source.png",
  "overviewReference": "Doc/Design/Scene/Battlefield/Battlefield_Design_B_StreamBridges.png",
  "tool": "Tools/gpt_image_generate.py",
  "model": "gpt-image-2.5",
  "aspectRatio": "1:1",
  "quality": "auto",
  "ground": {
    "file": "ground.png",
    "targetTriangles": 1200,
    "prompt": "Unity battlefield ground design sheet for Stream Bridges: two grassy banks and one continuous shallow blue stream through the middle, three connected bridge footprints, readable three-lane walkable routes, pure white surround, no props, no characters, no text. Friendly warm Candy-style hand-painted mobile game art.",
    "placements": []
  },
  "components": [
    {
      "type": "tree",
      "file": "parts/tree.png",
      "targetTriangles": 700,
      "prompt": "One reusable rounded leafy tree prop on a pure white background, warm Candy-style low-detail 3/4 view, no ground, no text.",
      "placements": [
        { "name": "tree_left_a", "position": { "x": -8.0, "y": 0.0, "z": 8.0 }, "rotation": { "x": 0.0, "y": 15.0, "z": 0.0 }, "scale": { "x": 2.2, "y": 2.2, "z": 2.2 } },
        { "name": "tree_right_a", "position": { "x": 8.0, "y": 0.0, "z": 8.0 }, "rotation": { "x": 0.0, "y": -15.0, "z": 0.0 }, "scale": { "x": 2.2, "y": 2.2, "z": 2.2 } },
        { "name": "tree_left_b", "position": { "x": -8.0, "y": 0.0, "z": -7.0 }, "rotation": { "x": 0.0, "y": 10.0, "z": 0.0 }, "scale": { "x": 2.0, "y": 2.0, "z": 2.0 } },
        { "name": "tree_right_b", "position": { "x": 8.0, "y": 0.0, "z": -7.0 }, "rotation": { "x": 0.0, "y": -10.0, "z": 0.0 }, "scale": { "x": 2.0, "y": 2.0, "z": 2.0 } }
      ]
    },
    {
      "type": "rock",
      "file": "parts/rock.png",
      "targetTriangles": 450,
      "prompt": "One chunky friendly wetland rock prop on a pure white background, moss-gray hand-painted low-detail 3/4 view, no ground, no text.",
      "placements": [
        { "name": "rock_left", "position": { "x": -4.7, "y": 0.0, "z": 4.0 }, "rotation": { "x": 0.0, "y": 20.0, "z": 0.0 }, "scale": { "x": 1.4, "y": 1.4, "z": 1.4 } },
        { "name": "rock_right", "position": { "x": 4.8, "y": 0.0, "z": -2.5 }, "rotation": { "x": 0.0, "y": -15.0, "z": 0.0 }, "scale": { "x": 1.2, "y": 1.2, "z": 1.2 } }
      ]
    },
    {
      "type": "bridge",
      "file": "parts/bridge.png",
      "targetTriangles": 1200,
      "prompt": "One small wooden bridge prop on a pure white background, warm rounded planks, low-detail 3/4 view, no water, no ground, no text.",
      "placements": [
        { "name": "bridge_north", "position": { "x": 0.0, "y": 0.0, "z": 7.0 }, "rotation": { "x": 0.0, "y": 0.0, "z": 0.0 }, "scale": { "x": 1.0, "y": 1.0, "z": 1.0 } },
        { "name": "bridge_mid", "position": { "x": 0.0, "y": 0.0, "z": 0.0 }, "rotation": { "x": 0.0, "y": 0.0, "z": 0.0 }, "scale": { "x": 1.0, "y": 1.0, "z": 1.0 } },
        { "name": "bridge_south", "position": { "x": 0.0, "y": 0.0, "z": -7.0 }, "rotation": { "x": 0.0, "y": 0.0, "z": 0.0 }, "scale": { "x": 1.0, "y": 1.0, "z": 1.0 } }
      ]
    },
    {
      "type": "water",
      "reuseExisting": false,
      "file": "parts/water.png",
      "targetTriangles": 900,
      "prompt": "One continuous shallow blue stream terrain piece for a Unity battlefield, stylized low-detail water surface with readable bank edge, pure white background, no bridge, no characters, no text.",
      "position": { "x": 0.0, "y": 0.0, "z": 0.0 },
      "rotation": { "x": 0.0, "y": 0.0, "z": 0.0 },
      "scale": { "x": 1.0, "y": 1.0, "z": 1.0 }
    },
    {
      "type": "reeds",
      "reuseExisting": false,
      "file": "parts/reeds.png",
      "targetTriangles": 350,
      "prompt": "One compact cluster of friendly wetland reeds on a pure white background, low-detail green blades, 3/4 view, no ground, no text.",
      "placements": [
        { "name": "reeds_left", "position": { "x": -3.8, "y": 0.0, "z": 7.8 }, "rotation": { "x": 0.0, "y": 15.0, "z": 0.0 }, "scale": { "x": 1.0, "y": 1.0, "z": 1.0 } },
        { "name": "reeds_right", "position": { "x": 3.8, "y": 0.0, "z": -5.0 }, "rotation": { "x": 0.0, "y": -10.0, "z": 0.0 }, "scale": { "x": 1.0, "y": 1.0, "z": 1.0 } }
      ]
    },
    {
      "type": "gate",
      "reuseExisting": false,
      "file": "parts/gate.png",
      "targetTriangles": 900,
      "prompt": "One small water gate landmark prop on a pure white background, rounded warm wood and stone, stylized low-detail 3/4 view, no text.",
      "position": { "x": -6.2, "y": 0.0, "z": 2.8 },
      "rotation": { "x": 0.0, "y": 90.0, "z": 0.0 },
      "scale": { "x": 1.4, "y": 1.4, "z": 1.4 }
    },
    {
      "type": "lamp",
      "reuseExisting": false,
      "file": "parts/lamp.png",
      "targetTriangles": 500,
      "prompt": "One compact beacon lamp tower prop on a pure white background, warm wood post and soft yellow beacon, rounded low-detail 3/4 view, no text.",
      "position": { "x": 6.3, "y": 0.0, "z": -3.2 },
      "rotation": { "x": 0.0, "y": -90.0, "z": 0.0 },
      "scale": { "x": 1.2, "y": 1.2, "z": 1.2 }
    }
  ]
}