dxbc2tgsi.cpp revision 92617aeac109481258f0c3863d09c1b8903d438b 
1/**************************************************************************
2 *
3 * Copyright 2010 Luca Barbieri
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 **************************************************************************/
26
27#include "dxbc.h"
28#include "tpf.h"
29#include "../tpf_to_tgsi.h"
30#include "tgsi/tgsi_dump.h"
31#include <iostream>
32#include <fstream>
33
34void usage()
35{
36	std::cerr << "Gallium Direct3D10/11 Shader to TGSI converter\n";
37	std::cerr << "This program is free software, released under a MIT-like license\n";
38	std::cerr << "Not affiliated with or endorsed by Microsoft in any way\n";
39	std::cerr << "Latest version available from http://cgit.freedesktop.org/mesa/mesa/\n";
40	std::cerr << "\n";
41	std::cerr << "Usage: dxbc2tgsi FILE\n";
42	std::cerr << std::endl;
43}
44
45int main(int argc, char** argv)
46{
47	if(argc < 2)
48	{
49		usage();
50		return 1;
51	}
52
53	std::vector<char> data;
54	std::ifstream in(argv[1]);
55	char c;
56	in >> std::noskipws;
57	while(in >> c)
58		data.push_back(c);
59	in.close();
60
61	dxbc_container* dxbc = dxbc_parse(&data[0], data.size());
62	if(dxbc)
63	{
64		std::cout << *dxbc;
65		dxbc_chunk_header* tpf_chunk = dxbc_find_shader_bytecode(&data[0], data.size());
66		if(tpf_chunk)
67		{
68			tpf_program* tpf = tpf_parse(tpf_chunk + 1, bswap_le32(tpf_chunk->size));
69			if(tpf)
70			{
71				const struct tgsi_token* tokens = (const struct tgsi_token*)tpf_to_tgsi(*tpf);
72				if(tokens)
73				{
74					std::cout << *tpf;
75					std::cout << "\n# TGSI program: " << std::endl;
76					tgsi_dump(tokens, 0);
77				}
78			}
79		}
80		delete dxbc;
81	}
82}
83