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Building igl statically and moving to the dep scripts
Fixing dep build script on Windows and removing some warnings. Use bundled igl by default. Not building with the dependency scripts if not explicitly stated. This way, it will stay in Fix the libigl patch to include C source files in header only mode.
This commit is contained in:
tamasmeszaros
parent
89e39e3895
commit
2ae2672ee9
1095 changed files with 181 additions and 5 deletions
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// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public License
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// v. 2.0. If a copy of the MPL was not distributed with this file, You can
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// obtain one at http://mozilla.org/MPL/2.0/.
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#include "readDMAT.h"
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#include "verbose.h"
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#include <cstdio>
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#include <iostream>
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#include <cassert>
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// Static helper method reads the first to elements in the given file
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// Inputs:
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// fp file pointer of .dmat file that was just opened
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// Outputs:
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// num_rows number of rows
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// num_cols number of columns
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// Returns
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// 0 success
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// 1 did not find header
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// 2 bad num_cols
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// 3 bad num_rows
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// 4 bad line ending
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static inline int readDMAT_read_header(FILE * fp, int & num_rows, int & num_cols)
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{
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// first line contains number of rows and number of columns
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int res = fscanf(fp,"%d %d",&num_cols,&num_rows);
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if(res != 2)
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{
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return 1;
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}
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// check that number of columns and rows are sane
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if(num_cols < 0)
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{
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fprintf(stderr,"IOError: readDMAT() number of columns %d < 0\n",num_cols);
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return 2;
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}
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if(num_rows < 0)
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{
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fprintf(stderr,"IOError: readDMAT() number of rows %d < 0\n",num_rows);
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return 3;
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}
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// finish reading header
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char lf;
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if(fread(&lf, sizeof(char), 1, fp)!=1 || !(lf == '\n' || lf == '\r'))
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{
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fprintf(stderr,"IOError: bad line ending in header\n");
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return 4;
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}
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return 0;
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}
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#ifndef IGL_NO_EIGEN
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template <typename DerivedW>
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IGL_INLINE bool igl::readDMAT(const std::string file_name,
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Eigen::PlainObjectBase<DerivedW> & W)
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{
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FILE * fp = fopen(file_name.c_str(),"rb");
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if(fp == NULL)
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{
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fprintf(stderr,"IOError: readDMAT() could not open %s...\n",file_name.c_str());
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return false;
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}
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int num_rows,num_cols;
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int head_success = readDMAT_read_header(fp,num_rows,num_cols);
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if(head_success != 0)
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{
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if(head_success == 1)
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{
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fprintf(stderr,
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"IOError: readDMAT() first row should be [num cols] [num rows]...\n");
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}
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fclose(fp);
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return false;
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}
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// Resize output to fit matrix, only if non-empty since this will trigger an
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// error on fixed size matrices before reaching binary data.
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bool empty = num_rows == 0 || num_cols == 0;
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if(!empty)
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{
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W.resize(num_rows,num_cols);
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}
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// Loop over columns slowly
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for(int j = 0;j < num_cols;j++)
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{
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// loop over rows (down columns) quickly
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for(int i = 0;i < num_rows;i++)
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{
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double d;
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if(fscanf(fp," %lg",&d) != 1)
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{
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fclose(fp);
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fprintf(
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stderr,
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"IOError: readDMAT() bad format after reading %d entries\n",
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j*num_rows + i);
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return false;
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}
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W(i,j) = d;
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}
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}
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// Try to read header for binary part
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head_success = readDMAT_read_header(fp,num_rows,num_cols);
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if(head_success == 0)
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{
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assert(W.size() == 0);
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// Resize for output
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W.resize(num_rows,num_cols);
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double * Wraw = new double[num_rows*num_cols];
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fread(Wraw, sizeof(double), num_cols*num_rows, fp);
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// Loop over columns slowly
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for(int j = 0;j < num_cols;j++)
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{
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// loop over rows (down columns) quickly
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for(int i = 0;i < num_rows;i++)
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{
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W(i,j) = Wraw[j*num_rows+i];
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}
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}
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}else
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{
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// we skipped resizing before in case there was binary data
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if(empty)
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{
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// This could trigger an error if using fixed size matrices.
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W.resize(num_rows,num_cols);
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}
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}
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fclose(fp);
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return true;
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}
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#endif
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template <typename Scalar>
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IGL_INLINE bool igl::readDMAT(
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const std::string file_name,
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std::vector<std::vector<Scalar> > & W)
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{
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FILE * fp = fopen(file_name.c_str(),"r");
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if(fp == NULL)
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{
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fprintf(stderr,"IOError: readDMAT() could not open %s...\n",file_name.c_str());
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return false;
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}
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int num_rows,num_cols;
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bool head_success = readDMAT_read_header(fp,num_rows,num_cols);
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if(head_success != 0)
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{
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if(head_success == 1)
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{
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fprintf(stderr,
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"IOError: readDMAT() first row should be [num cols] [num rows]...\n");
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}
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fclose(fp);
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return false;
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}
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// Resize for output
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W.resize(num_rows,typename std::vector<Scalar>(num_cols));
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// Loop over columns slowly
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for(int j = 0;j < num_cols;j++)
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{
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// loop over rows (down columns) quickly
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for(int i = 0;i < num_rows;i++)
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{
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double d;
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if(fscanf(fp," %lg",&d) != 1)
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{
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fclose(fp);
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fprintf(
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stderr,
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"IOError: readDMAT() bad format after reading %d entries\n",
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j*num_rows + i);
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return false;
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}
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W[i][j] = (Scalar)d;
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}
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}
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// Try to read header for binary part
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head_success = readDMAT_read_header(fp,num_rows,num_cols);
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if(head_success == 0)
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{
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assert(W.size() == 0);
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// Resize for output
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W.resize(num_rows,typename std::vector<Scalar>(num_cols));
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double * Wraw = new double[num_rows*num_cols];
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fread(Wraw, sizeof(double), num_cols*num_rows, fp);
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// Loop over columns slowly
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for(int j = 0;j < num_cols;j++)
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{
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// loop over rows (down columns) quickly
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for(int i = 0;i < num_rows;i++)
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{
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W[i][j] = Wraw[j*num_rows+i];
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}
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}
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}
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fclose(fp);
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return true;
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}
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#ifdef IGL_STATIC_LIBRARY
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// Explicit template instantiation
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// generated by autoexplicit.sh
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template bool igl::readDMAT<Eigen::Matrix<double, -1, -1, 0, -1, -1> >(std::string, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&);
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template bool igl::readDMAT<double>(std::string, std::vector<std::vector<double, std::allocator<double> >, std::allocator<std::vector<double, std::allocator<double> > > >&);
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template bool igl::readDMAT<Eigen::Matrix<int, -1, -1, 0, -1, -1> >(std::string, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> >&);
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template bool igl::readDMAT<Eigen::Matrix<double, 4, 1, 0, 4, 1> >(std::string, Eigen::PlainObjectBase<Eigen::Matrix<double, 4, 1, 0, 4, 1> >&);
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template bool igl::readDMAT<Eigen::Matrix<double, -1, 1, 0, -1, 1> >(std::string, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 1, 0, -1, 1> >&);
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template bool igl::readDMAT<Eigen::Matrix<int, -1, 1, 0, -1, 1> >(std::string, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> >&);
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template bool igl::readDMAT<Eigen::Matrix<int, -1, 2, 0, -1, 2> >(std::string, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 2, 0, -1, 2> >&);
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template bool igl::readDMAT<Eigen::Matrix<double, -1, -1, 1, -1, -1> >(std::string, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 1, -1, -1> >&);
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template bool igl::readDMAT<Eigen::Matrix<int, -1, -1, 1, -1, -1> >(std::string, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 1, -1, -1> >&);
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template bool igl::readDMAT<Eigen::Matrix<float, 1, 3, 1, 1, 3> >( std::string, Eigen::PlainObjectBase<Eigen::Matrix<float, 1, 3, 1, 1, 3> >&);
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template bool igl::readDMAT<Eigen::Matrix<double, 1, 1, 0, 1, 1> >(std::string, Eigen::PlainObjectBase<Eigen::Matrix<double, 1, 1, 0, 1, 1> >&);
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#endif
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