Merge pull request #3557 from cotejp/master

[API DOC] Added documentation for CreateScreenshotUsingRenderTarget()

src/Tools/babylon.tools.ts

@@ -1014,6 +1014,26 @@
             Tools.EncodeScreenshotCanvasData(successCallback, mimeType);
         }
 
+        /**
+         * Generates an image screenshot from the specified camera.
+         *
+         * @param engine The engine to use for rendering
+         * @param camera The camera to use for rendering
+         * @param size This parameter can be set to a single number or to an object with the
+         * following (optional) properties: precision, width, height. If a single number is passed,
+         * it will be used for both width and height. If an object is passed, the screenshot size
+         * will be derived from the parameters. The precision property is a multiplier allowing
+         * rendering at a higher or lower resolution.
+         * @param successCallback The callback receives a single parameter which contains the
+         * screenshot as a string of base64-encoded characters. This string can be assigned to the
+         * src parameter of an <img> to display it.
+         * @param mimeType The MIME type of the screenshot image (default: image/png).
+         * Check your browser for supported MIME types.
+         * @param samples Texture samples (default: 1)
+         * @param antialiasing Whether antialiasing should be turned on or not (default: false)
+         * @param fileName A name for for the downloaded file.
+         * @constructor
+         */
         public static CreateScreenshotUsingRenderTarget(engine: Engine, camera: Camera, size: any, successCallback?: (data: string) => void, mimeType: string = "image/png", samples: number = 1, antialiasing: boolean = false, fileName?: string): void {
             var width: number;
             var height: number;