322 lines
8.1 KiB
C++
322 lines
8.1 KiB
C++
#include <iostream>
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using namespace std;
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#include "nexus.h"
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using namespace nxs;
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using namespace vcg;
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#ifdef WIN32
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#include "getopt.h"
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#else
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#include <unistd.h>
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#endif
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int main(int argc, char *argv[]) {
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string input;
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string output;
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string plysource;
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bool info = false;
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unsigned int add = 0;
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bool add_strip = false;
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bool add_colors = false;
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bool add_normals = false;
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bool add_textures = false;
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bool add_data = false;
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unsigned int remove = 0;
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bool remove_strip = false;
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bool remove_colors = false;
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bool remove_normals = false;
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bool remove_textures = false;
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bool remove_data = false;
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bool compress = false;
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bool uncompress = false;
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float qvertex = 0;
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float qnormal = 0;
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float qcolor = 0;
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float qtexture = 0;
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int option;
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while((option = getopt(argc, argv, "io:a:r:zxv:n:c:t:")) != EOF) {
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switch(option) {
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case 'i': info = true; break;
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case 'o': output = optarg; break;
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case 'a': {
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if(strstr(optarg, "strip")) {
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add_strip = true;
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add |= NXS_STRIP;
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remove |= NXS_FACES;
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}
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if(strstr(optarg, "colors")) {
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add_colors = true;
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add |= NXS_COLORS;
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}
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if(strstr(optarg, "normals")) {
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add_normals = true;
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add |= NXS_NORMALS_SHORT;
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}
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if(strstr(optarg, "textures")) {
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add_textures = true;
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add |= NXS_TEXTURES_SHORT;
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}
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if(strstr(optarg, "data")) {
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add_data = true;
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add |= NXS_DATA32;
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}
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if(add == 0) {
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cerr << "Invalid -a argument: " << optarg << "\n"
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<< "Valid options are: strip, colors, normals, textures, data\n";
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return -1;
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}
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break;
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}
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case 'r': {
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if(strstr(optarg, "strip")) {
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cerr << "Strip reming not supported!\n";
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return -1;
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remove_strip = true;
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add |= NXS_FACES;
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remove |= NXS_STRIP;
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}
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if(strstr(optarg, "colors")) {
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remove_colors = true;
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remove |= NXS_COLORS;
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}
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if(strstr(optarg, "normals")) {
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remove_normals = true;
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remove |= NXS_NORMALS_SHORT;
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}
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if(strstr(optarg, "textures")) {
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remove_textures = true;
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remove |= NXS_TEXTURES_SHORT;
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}
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if(strstr(optarg, "data")) {
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remove_data = true;
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remove |= NXS_DATA32;
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}
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if(remove == 0) {
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cerr << "Invalid -a argument: " << optarg << "\n"
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<< "Valid options are: strip, colors, normals, textures, data\n";
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return -1;
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}
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break;
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}
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case 'p': plysource = optarg; break;
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case 'z': compress = true; break;
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case 'x': uncompress = true; break;
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case 'v': qvertex = atof(optarg);
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if(qvertex == 0) {
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cerr << "Invalid value for quantization: " << optarg << endl;
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return -1;
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}
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break;
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case 'n': qnormal = atof(optarg);
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if(qnormal == 0) {
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cerr << "Invalid value for quantization: " << optarg << endl;
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return -1;
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}
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break;
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case 'c': qcolor = atof(optarg);
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if(qcolor == 0) {
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cerr << "Invalid value for quantization: " << optarg << endl;
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return -1;
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}
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break;
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case 't': qtexture = atof(optarg);
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if(qtexture == 0) {
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cerr << "Invalid value for quantization: " << optarg << endl;
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return -1;
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}
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break;
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default: cerr << "Unknown option: " << (char)option << endl;
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return -1;
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}
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}
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if(compress && uncompress) {
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cerr << "x and z are obviously exclusive :P\n";
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return -1;
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}
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if(optind != argc - 1) {
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cerr << "Usage: " << argv[0] << " <nexus file> [options]\n"
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<< " -i : display some info about nexus file\n"
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<< " -o <file>: output filename (default is adding 00 to nexus)\n"
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<< " -a <what>: Add [colors|normals|strip|textures|data|borders]\n"
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<< " -r <what>: As add...\n"
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<< " -p <ply> : Ply source for colors or textures or data\n"
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<< " -z : compress\n"
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<< " -x : uncompress\n"
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<< " -v<float>: Vertex quantization (float is the 0 level amount)\n"
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<< " -n<float>: Normal quantization\n"
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<< " -c<float>: Color quantization\n"
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<< " -t<float>: Texture quantization\n\n";
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}
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input = argv[optind];
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if(!output.size()) output = input + "00";
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Nexus nexus;
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if(!nexus.Load(input)) {
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cerr << "Could not open nexus file: " << input << ".mt\n";
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return -1;
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}
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//Sanity tests
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if(remove_strip && !(nexus.signature & NXS_STRIP)) {
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cerr << "Nexus file does not have strips\n";
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return -1;
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}
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if(remove_colors && !(nexus.signature & NXS_COLORS)) {
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cerr << "Nexus file does not have colors\n";
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return -1;
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}
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if(remove_normals && !(nexus.signature & NXS_NORMALS_SHORT)) {
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cerr << "Nexus file does not have normals\n";
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return -1;
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}
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if(remove_textures && !(nexus.signature & NXS_TEXTURES_SHORT)) {
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cerr << "Nexus file does not have textures\n";
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return -1;
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}
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if(remove_data && !(nexus.signature & NXS_DATA32)) {
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cerr << "Nexus file does not have data\n";
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return -1;
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}
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if(nexus.IsCompressed() && compress) {
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cerr << "File already compressed.\n";
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return -1;
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}
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if(!nexus.IsCompressed() && uncompress) {
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cerr << "File not compressed.\n";
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return -1;
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}
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if(info) {
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cerr << "Nexus file: " << input << "\n\n"
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<< "\n\tCompressed: " << nexus.IsCompressed()
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<< "\n\tStripped: " << (int)((nexus.signature&NXS_STRIP) !=0)
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<< "\n\tColor : " << (int)((nexus.signature&NXS_COLORS) !=0)
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<< "\n\tNormal : " << (int)((nexus.signature&NXS_NORMALS_SHORT) !=0)
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<< "\n\tTexture : " << (int)((nexus.signature&NXS_TEXTURES_SHORT) !=0)
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<< "\n\tData : " << (int)((nexus.signature&NXS_DATA32) !=0)
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<< "\n\n\tVertices: " << nexus.totvert
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<< "\tFaces: " << nexus.totface
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<< "\tPatches: " << nexus.index.size() << "\n\n";
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}
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//determine if we must proceed:
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if(add == 0 && remove == 0 && !compress && !uncompress &&
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qvertex == 0 && qnormal == 0 && qcolor == 0 && qtexture == 0) {
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nexus.Close();
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return 0;
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}
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unsigned int signature = nexus.signature;
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signature |= add;
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signature &= ~remove;
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Nexus out;
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if(!out.Create(output, (Signature)signature)) {
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cerr << "Could not open output: " << output << endl;
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return -1;
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}
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for(unsigned int patch = 0; patch < nexus.index.size(); patch++) {
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Nexus::Entry &src_entry = nexus.index[patch];
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Patch src_patch = nexus.GetPatch(patch);
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Border src_border = nexus.GetBorder(patch);
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out.AddPatch(src_entry.nvert, src_entry.nface, src_entry.border_size);
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Nexus::Entry &dst_entry = out.index[patch];
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Patch dst_patch = out.GetPatch(patch);
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Border dst_border = out.GetBorder(patch);
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//copy vertices: //no clustering
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memcpy(dst_patch.VertBegin(), src_patch.VertBegin(),
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src_patch.nv * sizeof(Point3f));
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//now faces.
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if(add_strip) {
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cerr << "Unsupported strips\n";
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return -1;
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} else {
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memcpy(dst_patch.FaceBegin(), src_patch.FaceBegin(),
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src_patch.nf * sizeof(unsigned short) *3);
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}
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if(add_colors) {
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//source of color:
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cerr << "Unsupported color\n";
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return -1;
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}
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if(add_normals) {
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vector<Point3f> normals;
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normals.resize(dst_patch.nv, Point3f(0, 0, 0));
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for(unsigned int i = 0; i < dst_patch.nf; i++) {
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unsigned short *f = dst_patch.Face(i);
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Point3f &v0 = dst_patch.Vert(f[0]);
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Point3f &v1 = dst_patch.Vert(f[1]);
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Point3f &v2 = dst_patch.Vert(f[2]);
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Point3f norm = (v1 - v0) ^ (v2 - v0);
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normals[f[0]] += norm;
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normals[f[1]] += norm;
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normals[f[2]] += norm;
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}
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for(unsigned int i = 0; i < dst_patch.nv; i++) {
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Point3f &norm = normals[i];
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norm.Normalize();
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short *n = dst_patch.Norm16(i);
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for(int k = 0; k < 3; k++) {
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n[k] = (short)(norm[k] * 32766);
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}
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n[3] = 0;
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}
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}
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//copying entry information;
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dst_entry.sphere = src_entry.sphere;
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dst_entry.error = src_entry.error;
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//adding borders.
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dst_entry.border_used = src_entry.border_used;
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memcpy(dst_border.Start(), src_border.Start(),
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src_border.Size() * sizeof(Link));
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}
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//TODO !!! FIX NORMALS ACROSS BORDERS
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/*
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for(unsigned int patch = 0; patch < nexus.index.size(); patch++) {
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for(unsigned int i = 0; i < dst_border.Size(); i++) {
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Link &link = dst_border[i];
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//we just make the mean...
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}
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}
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*/
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//fixing sphere.
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out.sphere = nexus.sphere;
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//copying history:
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out.history = nexus.history;
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out.Close();
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nexus.Close();
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return 0;
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}
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