From 5080402c85d784357de6672cb9e97ceee2d3f4f3 Mon Sep 17 00:00:00 2001
From: casperlamboo <casperlamboo@gmail.com>
Date: Mon, 6 Nov 2017 17:23:21 +0100
Subject: [PATCH] add render chain

---
 src/d3/RenderChain.js | 19 +++++++++++++++++++
 src/d3/index.js       |  3 ++-
 2 files changed, 21 insertions(+), 1 deletion(-)
 create mode 100644 src/d3/RenderChain.js

diff --git a/src/d3/RenderChain.js b/src/d3/RenderChain.js
new file mode 100644
index 0000000..b61d05f
--- /dev/null
+++ b/src/d3/RenderChain.js
@@ -0,0 +1,19 @@
+export default class RenderChain {
+  constructor(renderer, scene, camera) {
+    this._renderer = renderer;
+    this._scene = scene;
+    this._camera = camera;
+  }
+
+  setSize(width, height) {
+    this._renderer.setSize(width, height);
+
+    // adjust aspect ratio of camera
+    this._camera.aspect = width / height;
+    this._camera.updateProjectionMatrix();
+  }
+
+  render() {
+    this._renderer.render(this._scene, this._camera);
+  }
+}
diff --git a/src/d3/index.js b/src/d3/index.js
index 8e55fa6..c9895d4 100644
--- a/src/d3/index.js
+++ b/src/d3/index.js
@@ -1,7 +1,8 @@
 import createSceneData from './createSceneData.js';
 import createScene from './createScene.js';
+import RenderChain from './RenderChain.js';
 import ToonShaderRenderChain from './ToonShaderRenderChain.js';
 import ShapeMesh from './ShapeMesh.js';
 import ShapesManager from './ShapesManager.js';
 
-export { createSceneData, createScene, ToonShaderRenderChain, ShapeMesh, ShapesManager };
+export { createSceneData, createScene, RenderChain, ToonShaderRenderChain, ShapeMesh, ShapesManager };