Add type declaration for gl-fbo (#42394)

types/gl-fbo/gl-fbo-tests.ts

@@ -0,0 +1,32 @@
+import texture2D = require('gl-texture2d');
+import glFBO from 'gl-fbo';
+
+type Texture = ReturnType<typeof texture2D>;
+
+const gl = new WebGLRenderingContext();
+
+glFBO(gl, [12, 34]);
+glFBO(gl, [12, 34], {preferFloat: true});
+glFBO(gl, [12, 34], {float: false});
+glFBO(gl, [12, 34], {color: 2});
+glFBO(gl, [12, 34], {depth: false});
+glFBO(gl, [12, 34], {stencil: false});
+
+const fbo = glFBO(gl, [12, 34]);
+fbo.bind();
+fbo.dispose();
+
+// $ExpectType [number, number]
+fbo.shape;
+
+// $ExpectType WebGLRenderingContext
+fbo.gl;
+
+// $ExpectType WebGLFramebuffer
+fbo.handle;
+
+// $ExpectType Texture[]
+fbo.color;
+
+// $ExpectType Texture | null
+fbo.depth;

types/gl-fbo/index.d.ts

@@ -0,0 +1,35 @@
+// Type definitions for gl-fbo 2.0
+// Project: https://github.com/stackgl/gl-fbo
+// Definitions by: Nick Krichevsky <https://github.com/ollien>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+import texture2D = require('gl-texture2d');
+
+type Texture = ReturnType<typeof texture2D>;
+
+declare class FrameBuffer {
+    shape: [number, number];
+    gl: WebGLRenderingContext;
+    handle: WebGLFramebuffer;
+    color: Texture[];
+    depth: Texture|null;
+
+    bind(): void;
+    dispose(): void;
+}
+
+interface FrameBufferOptions {
+    preferFloat?: boolean;
+    float?: boolean;
+    color?: number;
+    depth?: boolean;
+    stencil?: boolean;
+}
+
+ declare function glFBO(
+     gl: WebGLRenderingContext,
+     shape: [number, number],
+     options?: FrameBufferOptions
+ ): FrameBuffer;
+
+ export = glFBO;

types/gl-fbo/tsconfig.json

@@ -0,0 +1,25 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6",
+            "dom"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictFunctionTypes": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true,
+        "esModuleInterop": true
+    },
+    "files": [
+        "index.d.ts",
+        "gl-fbo-tests.ts"
+    ]
+}

types/gl-fbo/tslint.json

@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }