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Commit 7c6dd8a4 authored by Praetorius, Simon's avatar Praetorius, Simon
Browse files

PngReader implemented

parent 74f06100
......@@ -29,23 +29,27 @@ namespace AMDiS {
png_infop info_ptr;
FILE *fp;
unsigned int sig_read = 0;
int row, col, nVertices, nElements;
int row, col;
int bytesPerPixel = 0;
// Open files and create the png data structures.
if ((fp = fopen(filename.c_str(), "rb")) == NULL)
TEST_EXIT(0)("ERROR: file can not be opened\n");
if ((fp = fopen(filename.c_str(), "rb")) == NULL) {
TEST_EXIT(0)("ERROR: file can not >be opened\n");
}
png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
if (png_ptr == NULL)
if (png_ptr == NULL) {
TEST_EXIT(0)("ERROR in png_create_read_struct\n");
}
info_ptr = png_create_info_struct(png_ptr);
if (info_ptr == NULL)
if (info_ptr == NULL) {
TEST_EXIT(0)("ERROR in png_create_info_struct\n");
}
if (setjmp(png_jmpbuf(png_ptr)))
if (setjmp(png_jmpbuf(png_ptr))) {
TEST_EXIT(0)("ERROR in png_jmpbuf\n");
}
png_init_io(png_ptr, fp);
png_set_sig_bytes(png_ptr, sig_read);
......@@ -60,10 +64,6 @@ namespace AMDiS {
cout << "Bytes per pixel: " << bytesPerPixel << endl;
double value = 0;
const DOFAdmin* admin = vec->getFeSpace()->getAdmin();
int n0 = admin->getNumberOfPreDofs(VERTEX); //offset zum globale DOF-managment
int dim = vec->getFeSpace()->getMesh()->getDim();
int dow = Global::getGeo(WORLD);
const BasisFunction *basFcts = vec->getFeSpace()->getBasisFcts();
int numBasFcts = basFcts->getNumber();
DegreeOfFreedom *localIndices = new DegreeOfFreedom[numBasFcts];
......@@ -76,7 +76,6 @@ namespace AMDiS {
Mesh::CALL_LEAF_EL |
Mesh::FILL_COORDS);
while (elInfo) {
const DegreeOfFreedom **dof = elInfo->getElement()->getDof();
Element *el = elInfo->getElement();
basFcts->getLocalIndices(el, vec->getFeSpace()->getAdmin(), localIndices);
......@@ -96,7 +95,7 @@ namespace AMDiS {
static_cast<double>(info_ptr->row_pointers[row][col*3 + 2]));
break;
default:
TEST_EXIT(false)("ERROR: bytesPerPixel=%d is unknown case!\n",bytesPerPixel)
TEST_EXIT(false)("ERROR: bytesPerPixel=%d is unknown case!\n",bytesPerPixel);
}
(*vec)[localIndices[i]] = value;
}
......@@ -107,7 +106,6 @@ namespace AMDiS {
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
fclose(fp);
return(0);
}
}
};
};
......@@ -20,8 +20,8 @@
/** \file ValueReader.h */
#ifndef AMDIS_VALUEREADER_H
#define AMDIS_VALUEREADER_H
#ifndef AMDIS_PNGREADER_H
#define AMDIS_PNGREADER_H
#include "AMDiS.h"
......@@ -63,6 +63,7 @@ namespace AMDiS {
yMin = minDim[1]; yMax = maxDim[1];
};
};
}
#endif
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