rtc-js/benchmark.html at main · tplive/rtc-js · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="x-ua-compatible" content="ie=edge">
  <meta name="viewport" content="width=device-width">
  <style>
    pre {
      background-color: lightgrey;
    }

    body {
      font-family: sans-serif;
      margin: 3rem;
    }
  </style>
  <title>The Raytracer Challenge - BENCHMARK</title>
</head>

<body>
  <script>
    window.onerror = function (errorMsg, url, lineNumber) {
      const error = document.getElementById("error")
      error.innerHTML = "Error in " + url + " at " + lineNumber + ":\n" + errorMsg
    }
  </script>

  <h1>
    <h2>&#127937; BENCHMARK
  </h1>
  <p id="perf"></p>
  <div id="kansas"></div>
  <pre id="error"></pre>


<script src="./js/patterns.js"></script>

<script src="./js/shapes.js"></script>

<script src="./js/functions.js"></script>

  <script>
    // *** SCENE

    // Benchmark render at full HD resolution


    // Performance counter
    const start = performance.now()

    // *** DEFINE SCENE

    const hsize = 800
    const vsize = 600 //Math.round(hsize * 0.5625) // 16:9

    // SCENE TELEMETRY
    tuple = profile(tuple)
    matrix = profile(matrix)
    color = profile(color)
    lighting = profile(lighting)
    intersect_world = profile(intersect_world)


    log("error", `Image dimensions: ${hsize} x ${vsize}`)

    // DEFINE WORLD
    const myworld = world()

    // PLANE
    const floor = plane()
    floor.material.pattern = stripe_pattern(random_color(), random_color())
    floor.material.pattern.transform = rotation_y(π / 6)
    //floor.material.reflective = 0.3
    myworld.addObject(floor)

    const ceiling = plane()
    ceiling.transform = translation(0, 30, 0)
    ceiling.material.pattern = ring_pattern(random_color(), random_color())
    myworld.addObject(ceiling)

    // CAMERA AND LIGHT

    const cam = camera(hsize, vsize, π / 6)
    const from = point(0, 5, -20)
    const to = point(0, 3, 0)
    const up = vector(0, 1, 0)
    cam.transform = view_transform(from, to, up)

    const light = point_light(point(-15, 20, -15), color(1, 1, 1))
    log("error", "Light color: " + light.intensity.scaled())
    myworld.addLight(light)

    // SCENE OBJECTS

    // MATERIALS
    const white_material = material()
    white_material.color = color(1, 1, 1)
    white_material.shininess = 400

    // BALLS

    const balls = []
    for (let j = 1; j <= 2; j++) {

      for (let i = 1; i <= 4; i++) {
        const b = sphere()
        b.material.reflective = 0.4
        b.material.pattern = gradient_pattern(random_color(), random_color())
        b.transform = scaling(1.3, 1.3, 1.3).times_matrix(translation(-5 + (i * 2), -0.5 + (j*2), 3))
        balls.push(b)
      }
    }

    for (e in balls) {
      myworld.addObject(balls[e])
      log("error", `${balls[e].toString}\n${balls[e].material.color}`)
    }

    // AAND ACTION!

    const can = render(cam, myworld)

    // HTML canvas
    const html_can = html_canvas("kansas", hsize, vsize)
    var context = html_can.getContext("2d")
    context.fillStyle = "black"
    context.fillRect(0, 0, hsize, vsize)

    canvas_to_html_canvas(context, can)


    // Performance measurement
    const end = performance.now()
    const elapsed = end - start
    const counter_id = "benchmark"
    const cumulated_id = counter_id + "_running_time"
    const numberOfRuns_id = counter_id + "_runs"
    const logged_data_id = counter_id + "_logged"

    const cumulated = localStorage.getItem(cumulated_id)
    const runs = localStorage.getItem(numberOfRuns_id)
    const logged = localStorage.getItem(logged_data_id)

    const data = {
      runtime: elapsed,
      hsize: hsize,
      vsize: vsize,
      telemetry: _calls,
    }

    localStorage.setItem(numberOfRuns_id, Number(runs) + 1)
    localStorage.setItem(cumulated_id, Number(cumulated) + elapsed)
    localStorage.setItem(logged_data, logged + JSON.stringify(data))

    log("perf", "Calculation running time: " + Math.round(elapsed) + " ms.")
    log("perf", "Running time per pixel: " + Math.round(elapsed) / (cam.vsize * cam.hsize) + " ms.")
    log("perf", "Average running time: " + (cumulated / runs).toFixed(4) + " ms.")

    Object.keys(_calls).length > 0 ? log("perf", JSON.stringify(_calls, 0, 3)) : null

    Object.keys(logged).length > 0 ? log("error", JSON.stringify(logged.telemetry, 0, 3)) : null

  </script>

</body>

</html>