//
//  Test compiler for CgFX files
//  
//  only using for test,
//
//  author : Florian Delizy Copyright Virtools (2004)
//
//


#define USE_CGFX_121

#include <iostream>
#include <cstdio>
#include <windows.h>

#include <CgFX/ICgFXEffect.h>


using namespace std;

int main (int argc,char ** argv, char **arge)
{

	ICgFXEffect * compile = NULL;
	const char * errors = NULL; 
	
	#ifdef USE_CGFX_121
		char * options = NULL; 
	#endif

	HRESULT h;

	if (argc < 2)
	{
		cerr << "Usage " << argv[0] << "<file.fx> options" << endl;
		cerr << "        Where : " << endl;
		cerr << "            <file.fx> is the shader file to compile " << endl;
		cerr << "            options : are the cgc options" << endl;
		return EXIT_FAILURE;
	}

	
	#ifdef USE_CGFX_121
		if (argc > 2) // options had been passed
		{
			for (int i = 2; i < argc; i++)
			{
				if (options)
				{
					options = (char *) realloc (options, strlen(options) + strlen(argv[i]) + 2); // space and '\0'
					options = strcat(options, " ");
					options = strcat(options, argv[i]);
				} else {
					options = strdup(argv[i]);
				}
			}

		}
	#endif
	
	cout << "Invoquing compiler with filename : " << argv[1];

	#ifdef USE_CGFX_121
		if (options) cout << " options :" << options;
	#endif

	cout << endl;
	

	#ifdef USE_CGFX_121
		h = CgFXCreateEffectFromFileA(argv[1], (const char **) &options, &compile, &errors);

		if (options)
		{
			free (options);
			options = NULL;
		}
	#else
		h = CgFXCreateEffectFromFileA(argv[1], 0, &compile, &errors);
	#endif	

	if (errors)
	{
		cerr << "Compiler returned errors : " <<  endl << errors << endl;
		if (SUCCEEDED(h)) return EXIT_SUCCESS;
		else return EXIT_FAILURE;
	}

	cout << "Effect pointer value is : " << (int) compile << endl;

	if (FAILED(h))
	{
		const char * errors = NULL;
		CgFXGetErrors(&errors);
		errors = errors ? errors : "No error returned";
		cerr << "Effect creation failed, CgFXGetErrors returned : " << errors << endl;
		return EXIT_FAILURE;
	}

	if (compile) delete (compile);
	return EXIT_SUCCESS;
}