const BaseFunctionNode = require('../function-node-base');

///

/// Class: functionNode

///

/// [INTERNAL] Represents a single function, inside JS, webGL, or openGL.

///

/// This handles all the raw state, converted state, etc. Of a single function.

///

/// Properties:

/// functionName - {String} Name of the function

/// jsFunction - {JS Function} The JS Function the node represents

/// jsFunctionString - {String} jsFunction.toString()

/// paramNames - {[String,...]} Parameter names of the function

/// paramTypes - {[String,...]} Shader land parameters type assumption

/// isRootKernel - {Boolean} Special indicator, for kernel function

/// webglFunctionString - {String} webgl converted function string

/// openglFunctionString - {String} opengl converted function string

/// calledFunctions - {[String,...]} List of all the functions called

/// initVariables - {[String,...]} List of variables initialized in the function

/// readVariables - {[String,...]} List of variables read operations occur

/// writeVariables - {[String,...]} List of variables write operations occur

///

module.exports = class CPUFunctionNode extends BaseFunctionNode {

generate(options) {

this.functionString = this.jsFunctionString;

}

///

/// Function: getFunctionPrototypeString

///

/// Returns the converted webgl shader function equivalent of the JS function

///

/// Returns:

/// {String} webgl function string, result is cached under this.getFunctionPrototypeString

///

getFunctionPrototypeString(options) {

return this.functionString;

}

};