From 4ca00dc38c72f67dc714fbb45b3006afec097c9c Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Sat, 19 Oct 2019 13:26:56 +0000
Subject: [PATCH] Compression except of trisurf header is done. Preparing for decompression

---
 src/snapshot.c |   94 ++++++++++++++++++++++++++++++++--------------
 1 files changed, 65 insertions(+), 29 deletions(-)

diff --git a/src/snapshot.c b/src/snapshot.c
index ee735f8..d21b864 100644
--- a/src/snapshot.c
+++ b/src/snapshot.c
@@ -1,9 +1,18 @@
+/* vim: set ts=4 sts=4 sw=4 noet : */
+/* vim: set ts=4 sts=4 sw=4 noet : */	
 #include<stdio.h>
 #include<general.h>
 #include<snapshot.h>
 #include<stdlib.h>
 #include<stdarg.h>
 #include <zlib.h>
+#include<inttypes.h>
+#include<config.h>
+#include <time.h>
+#include <string.h>
+#include "io.h"
+#include <b64zlib_compression.h>
+/* a helper function that utilizes ts_string data structure and performs same as sprintf */
 ts_uint ts_sprintf(ts_string *str, char *fmt, ...){
 	va_list ap;
 	va_start(ap,fmt);
@@ -13,11 +22,11 @@
 	return n;
 }
 
-
+/* outputs additional data into paraview xml file */
 ts_bool xml_trisurf_data(FILE *fh, ts_vesicle *vesicle){
 
 	ts_string *data=(ts_string *)malloc(sizeof(ts_sprintf));
-	data->string=(char *)malloc(512000*sizeof(char)); /*TODO: warning, can break if the string is to long */
+	data->string=(char *)malloc(5120000*sizeof(char)); /*TODO: warning, can break if the string is to long */
 	data->beg=0;
 	
 	xml_trisurf_header(fh, vesicle);
@@ -25,34 +34,48 @@
 	xml_trisurf_tria_neigh(data,vesicle->tlist);
 	xml_trisurf_vtx_neigh(data,vesicle->vlist);	
 	xml_trisurf_vtx_tristar(data,vesicle->vlist);
-#ifdef COMPRESSION
-	z_stream defstream;
-	defstream.zalloc = Z_NULL;
-	defstream.zfree = Z_NULL;
-	defstream.opaque = Z_NULL;
-	defstream.avail_in = data->beg+1;
-	defstream.next_in = (unsigned char *)data->string;	
-	char *compr=(char *)malloc((data->beg+1)*sizeof(char *));
-	defstream.avail_out = data->beg+1;
-	defstream.next_out = (unsigned char *)compr;
-	deflateInit(&defstream, Z_BEST_COMPRESSION);
-    	deflate(&defstream, Z_FINISH);
-    	deflateEnd(&defstream);
-	fwrite(compr, sizeof(unsigned char), defstream.total_out, fh);
-//	fprintf(fh,"%s",compr);
-//printf("Uncompressed size is: %lu\n", defstream.total_out);
-	free(compr);
-#else
+	xml_trisurf_nucleus(data,vesicle);
+	xml_trisurf_constvolarea(data,V0,A0);
+//#ifdef COMPRESSION
+//	char *compressed;
+//	ts_uint nbytes=ts_compress_string64(data->string, data->beg-1, &compressed); //suppress null character at the end with by substracting 1
+//	fwrite(compressed, sizeof(unsigned char), nbytes, fh);
+//	free (compressed);
+//#else
 	fprintf(fh,"%s", data->string);
-#endif
-	free(data->string);
+//#endif
+	free(data->string);  /* TODO: valgrind is not ok with this! */
 	free(data);
 	xml_trisurf_footer(fh);
 	return TS_SUCCESS;
 }
 
 ts_bool xml_trisurf_header(FILE *fh, ts_vesicle *vesicle){
-	fprintf(fh, "<trisurf nvtx=\"%u\" npoly=\"%u\" nfono=\"%u\">\n", vesicle->vlist->n, vesicle->poly_list->n, vesicle->poly_list->poly[0]->vlist->n);
+/* format current time */
+	time_t current_time;
+    	char *c_time_string;
+	current_time = time(NULL);
+	c_time_string = ctime(&current_time);
+	int npoly, nfono;	
+
+	fprintf(fh, "<trisurfversion>Trisurf (commit %s), compiled on %s %s</trisurfversion>\n",TS_VERSION, __DATE__,  __TIME__);
+	fprintf(fh, "<dumpdate>%s</dumpdate>\n", c_time_string);
+
+	fprintf(fh, "<tape>");
+		fprintf(fh,"%s",tapetxt);	
+	fprintf(fh, "</tape>\n");
+	if(vesicle->poly_list!=NULL){
+		npoly=vesicle->poly_list->n;
+		if(npoly!=0){
+			nfono=vesicle->poly_list->poly[0]->vlist->n;
+		} else {
+			nfono=0;
+		}
+	} else {
+		npoly=0;
+		nfono=0;
+	}
+	fprintf(fh, "<trisurf nvtx=\"%u\" npoly=\"%u\" nmono=\"%u\" compressed=\"false\">\n", vesicle->vlist->n, npoly, nfono);
 	return TS_SUCCESS;
 }
 
@@ -63,11 +86,11 @@
 
 ts_bool xml_trisurf_tria(ts_string *data, ts_triangle_list *tlist){
 	ts_uint i;
-	ts_sprintf(data,"<tria>\n");
+	ts_sprintf(data,"<tria>");
 	for(i=0; i<tlist->n;i++){
-		ts_sprintf(data,"%u %u %u\n",tlist->tria[i]->vertex[0]->idx, tlist->tria[i]->vertex[1]->idx, tlist->tria[i]->vertex[2]->idx);
+		ts_sprintf(data,"%u %u %u ",tlist->tria[i]->vertex[0]->idx, tlist->tria[i]->vertex[1]->idx, tlist->tria[i]->vertex[2]->idx);
 	}
-	ts_sprintf(data,"</tria>\n");
+	ts_sprintf(data,"</tria>");
 	return TS_SUCCESS;
 }
 
@@ -75,7 +98,7 @@
 	ts_uint i;
 	ts_sprintf(data,"<trianeigh>\n");
 	for(i=0; i<tlist->n;i++){
-		ts_sprintf(data,"%u %u %u\n",tlist->tria[i]->neigh[0]->idx, tlist->tria[i]->neigh[1]->idx, tlist->tria[i]->neigh[2]->idx);
+		ts_sprintf(data,"%u %u %u ",tlist->tria[i]->neigh[0]->idx, tlist->tria[i]->neigh[1]->idx, tlist->tria[i]->neigh[2]->idx);
 	}
 	ts_sprintf(data,"</trianeigh>\n");
 	return TS_SUCCESS;
@@ -88,7 +111,7 @@
 		for(j=0;j<vlist->vtx[i]->neigh_no;j++){
 			ts_sprintf(data,"%u ",vlist->vtx[i]->neigh[j]->idx);
 		}
-		ts_sprintf(data, "</vtxn>\n");
+		ts_sprintf(data, "</vtxn>");
 	}
 	return TS_SUCCESS;
 }
@@ -100,8 +123,21 @@
 		for(j=0;j<vlist->vtx[i]->tristar_no;j++){
 			ts_sprintf(data,"%u ",vlist->vtx[i]->tristar[j]->idx);
 		}
-		ts_sprintf(data, "</tristar>\n");
+		ts_sprintf(data, "</tristar>");
 	}
 	return TS_SUCCESS;
 }
 
+ts_bool xml_trisurf_nucleus(ts_string *data, ts_vesicle* vesicle){
+	if(vesicle->R_nucleus>0.0 || (vesicle->R_nucleusX>0.0 && vesicle->R_nucleusY>0.0 && vesicle->R_nucleusZ>0.0)){
+		ts_sprintf(data,"<nucleus>%.17e %.17e %.17e</nucleus>",vesicle->nucleus_center[0], vesicle->nucleus_center[1], vesicle->nucleus_center[2]);
+	}
+	return TS_SUCCESS;
+}
+ts_bool xml_trisurf_constvolarea(ts_string *data, ts_double volume, ts_double area){
+	ts_sprintf(data,"<constant_volume>%.17e</constant_volume>",volume);
+	ts_sprintf(data,"<constant_area>%.17e</constant_area>",area);
+
+	return TS_SUCCESS;
+}
+

--
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