0hmX/am3352

This code suite comprises TypeScript scripts that analyze, verify, and assemble complex DDR memory interface hardware, focusing on physical routing, via and pad placement, electrical clearance, and physical constraints, often involving precise geometric calculations and consistent provenance tracking.

Version
1.0.5
License
unset
Stars
0

scripts/render-ddr-current-board.ts

/** Render the exact current candidate, never reconstruct it from obsolete frozen copper. */
import{readFileSync,writeFileSync}from'node:fs'
import{resolve}from'node:path'
import{Resvg}from'@resvg/resvg-js'
import{convertCircuitJsonToPcbSvg}from'circuit-to-svg'
import{objectHash}from'./improve-ddr-a9-power-launches'
import{verifyDdrCapture}from'./ddr-capture-provenance'
const[capture,dir]=process.argv.slice(2);if(!dir)throw Error('Usage: capture current-artifact')
const read=(n:string)=>JSON.parse(readFileSync(resolve(dir,n),'utf8')),{captureHash}=verifyDdrCapture(capture),candidate=read('candidate.circuit.json'),report=read('report.json'),host=read('host-bundle.json')
if(report.captureHash!==captureHash||host.captureHash!==captureHash||host.layerSpace!=='physical'||report.candidateCircuitSha256!==objectHash(candidate)||host.traces.some((t:any)=>objectHash(t)!==objectHash(candidate.find((e:any)=>e.type==='pcb_trace'&&e.pcb_trace_id===t.pcb_trace_id))))throw Error('Stale render input')
for(const layer of['top','inner2','inner4','inner6']){const svg=convertCircuitJsonToPcbSvg(candidate,{layer:layer as any,width:1400,height:1000,viewport:{minX:-21,maxX:23,minY:-17,maxY:17},shouldDrawRatsNest:false});writeFileSync(resolve(dir,`${layer}.svg`),svg);writeFileSync(resolve(dir,`${layer}.png`),new Resvg(svg).render().asPng())}
writeFileSync(resolve(dir,'render-provenance.json'),JSON.stringify({captureHash,candidateCircuitSha256:objectHash(candidate),hostTracesSha256:objectHash(host.traces),scope:'Exact partial board copper rendering; no electrical qualification implied.'},null,2)+'\n')
console.log(resolve(dir,'inner4.png'))