Type definitions for WebGL2

webgl2/tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6",
+            "dom"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "webgl2-tests.ts"
+    ]
+}

webgl2/tslint.json

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+{
+    "extends": "../tslint.json",
+    "rules": {
+        "dt-header": false,
+        "adjacent-overload-signatures": false,
+        "unified-signatures": false,
+        "no-empty-interface": false
+    }
+}

webgl2/webgl2-tests.ts

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+window.onload = () => {
+    const canvas: HTMLCanvasElement = document.createElement("canvas") as HTMLCanvasElement;
+    const gl: WebGL2RenderingContext | null = canvas.getContext("webgl2", { antialias: false} );
+
+    if (gl === null) {
+        console.log("WebGL2 not available");
+        return;
+    }
+
+    const maxsize = gl.getParameter(gl.MAX_3D_TEXTURE_SIZE);
+    console.log(`Attempting to create super useful, empty, NPOT 3D texture of size ${maxsize} x 13 x 5...`);
+
+    const texture = gl.createTexture();
+
+    gl.activeTexture(gl.TEXTURE0);
+    gl.bindTexture(gl.TEXTURE_3D, texture);
+    gl.texImage3D(gl.TEXTURE_3D, 0, gl.R32F, maxsize, 13, 5, 0, gl.RED, gl.FLOAT, null);
+
+    if (gl.getError() !== gl.NO_ERROR) {
+        console.log("Oh noes!");
+    } else {
+        console.log("Success!");
+    }
+
+    gl.deleteTexture(texture);
+};