Merge pull request #103 from tscircuit/cadmodel

initial implementation of cad model render

lib/components/base-components/NormalComponent.ts

@@ -19,6 +19,7 @@ import { createComponentsFromSoup } from "lib/utils/createComponentsFromSoup"
 import { Net } from "../primitive-components/Net"
 import { createNetsFromProps } from "lib/utils/components/createNetsFromProps"
 import { getBoundsOfPcbComponents } from "lib/utils/get-bounds-of-pcb-components"
+import type { CadModelProp } from "@tscircuit/props"
 
 export type PortMap<T extends string> = {
   [K in T]: Port
@@ -416,4 +417,33 @@ export class NormalComponent<
       this.add(newPort)
     }
   }
+
+  doInitialCadModelRender(): void {
+    const { db } = this.root!
+    const { _parsedProps: props } = this
+
+    if (props.cadModel) {
+      // Use post-layout bounds
+      const bounds = this._getPcbCircuitJsonBounds()
+
+      const cadModel: CadModelProp = props.cadModel
+
+      if (typeof cadModel === "string") {
+        throw new Error("String cadModel not yet implemented")
+      }
+
+      const cad_model = db.cad_component.insert({
+        // TODO z maybe depends on layer
+        position: { x: bounds.center.x, y: bounds.center.y, z: 0 },
+        pcb_component_id: this.pcb_component_id!,
+        source_component_id: this.source_component_id!,
+        model_stl_url: "stlUrl" in cadModel ? cadModel.stlUrl : undefined,
+        model_obj_url: "objUrl" in cadModel ? cadModel.objUrl : undefined,
+        model_jscad: "jscad" in cadModel ? cadModel.jscad : undefined,
+
+        // TODO
+        // footprinter_string:
+      })
+    }
+  }
 }

package.json

@@ -34,7 +34,7 @@
     "@lume/kiwi": "^0.4.3",
     "@tscircuit/infgrid-ijump-astar": "^0.0.21",
     "@tscircuit/math-utils": "^0.0.4",
-    "@tscircuit/props": "^0.0.63",
+    "@tscircuit/props": "^0.0.65",
     "@tscircuit/soup": "^0.0.73",
     "@tscircuit/soup-util": "^0.0.28",
     "circuit-json": "^0.0.77",

tests/components/normal-components/chip.test.tsx

@@ -62,3 +62,25 @@ it("should create a Chip component with correct properties", async () => {
     convertCircuitJsonToSchematicSvg(circuit.getCircuitJson()),
   ).toMatchSvgSnapshot(import.meta.path)
 })
+
+it("should create a Chip component with cadModel prop", async () => {
+  const { circuit } = getTestFixture()
+
+  circuit.add(
+    <board width="10mm" height="10mm">
+      <chip
+        name="U1"
+        footprint="soic8"
+        cadModel={{
+          stlUrl: "https://example.com/chip.stl",
+        }}
+      />
+    </board>,
+  )
+
+  circuit.render()
+
+  const cadComponents = circuit.db.cad_component.list()
+  expect(cadComponents).toHaveLength(1)
+  expect(cadComponents[0].model_stl_url).toBe("https://example.com/chip.stl")
+})