import ByteArray from "openfl/utils/ByteArray";
import Context3D from "openfl/display3D/Context3D";
declare namespace starling.rendering {
	/**
	 *  A Program represents a pair of a fragment- and vertex-shader.
	 *  *
	 *  *  <p>This class is a convenient replacement for Stage3Ds "Program3D" class. Its main
	 *  *  advantage is that it survives a context loss; furthermore, it makes it simple to
	 *  *  create a program from AGAL source without having to deal with the assembler.</p>
	 *  *
	 *  *  <p>It is recommended to store programs in Starling's "Painter" instance via the methods
	 *  *  <code>registerProgram</code> and <code>getProgram</code>. That way, your programs may
	 *  *  be shared among different display objects or even Starling instances.</p>
	 *  *
	 *  *  @see Painter
	 *  
	 */
	export class Program {
		/**
		 *  Creates a program from the given AGAL (Adobe Graphics Assembly Language) bytecode. 
		 */
		constructor(vertexShader: ByteArray, fragmentShader: ByteArray);
		/**
		 *  Creates a new Program instance from AGAL assembly language. 
		 */
		static fromSource(vertexShader: string, fragmentShader: string, agalVersion?: number, ignoreLimits?: boolean): Program;
		/**
		 *  Disposes the internal Program3D instance. 
		 */
		dispose(): void;
		/**
		 *  Activates the program on the given context. If you don't pass a context, the current
		 *      *  Starling context will be used. 
		 */
		activate(context?: Context3D): void;
	}
}
export default starling.rendering.Program;