From b7c9b3492c40613c99f820ab47148ff756b7d9d2 Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Tue, 10 Jul 2012 12:56:44 +0000
Subject: [PATCH] Testing program speed...
---
src/triangle.c | 110 +++++++++++++++++++++++++-----------------------------
1 files changed, 51 insertions(+), 59 deletions(-)
diff --git a/src/triangle.c b/src/triangle.c
index a41f3b5..dc53487 100644
--- a/src/triangle.c
+++ b/src/triangle.c
@@ -57,13 +57,13 @@
tlist->tria[tlist->n-1]=(ts_triangle *)calloc(1,sizeof(ts_triangle));
if(tlist->tria[tlist->n-1]==NULL) fatal("Cannot reallocate memory for additional ts_triangle.",5);
- tlist->tria[tlist->n-1]->data=(ts_triangle_data *)calloc(1,sizeof(ts_triangle_data));
+ // tlist->tria[tlist->n-1]->data=(ts_triangle_data *)calloc(1,sizeof(ts_triangle_data));
//NOW insert vertices!
tlist->tria[tlist->n - 1]->idx=tlist->n-1;
- tlist->tria[tlist->n - 1]->data->vertex[0]=vtx1;
- tlist->tria[tlist->n - 1]->data->vertex[1]=vtx2;
- tlist->tria[tlist->n - 1]->data->vertex[2]=vtx3;
+ tlist->tria[tlist->n - 1]->vertex[0]=vtx1;
+ tlist->tria[tlist->n - 1]->vertex[1]=vtx2;
+ tlist->tria[tlist->n - 1]->vertex[2]=vtx3;
return tlist->tria[tlist->n-1];
}
@@ -94,11 +94,11 @@
if(tria==NULL || ntria==NULL) return TS_FAIL;
/*TODO: check if the neighbour already exists! Now there is no such check
* because of the performance issue. */
- tria->data->neigh_no++;
- tria->data->neigh=realloc(tria->data->neigh,tria->data->neigh_no*sizeof(ts_triangle *));
- if(tria->data->neigh == NULL)
+ tria->neigh_no++;
+ tria->neigh=realloc(tria->neigh,tria->neigh_no*sizeof(ts_triangle *));
+ if(tria->neigh == NULL)
fatal("Reallocation of memory failed during insertion of triangle neighbour in triangle_add_neighbour",3);
- tria->data->neigh[tria->data->neigh_no-1]=ntria;
+ tria->neigh[tria->neigh_no-1]=ntria;
/* we repeat the procedure for the neighbour */
@@ -136,9 +136,9 @@
ts_uint i,j=0;
if(tria==NULL || ntria==NULL) return TS_FAIL;
- for(i=0;i<tria->data->neigh_no;i++){
- if(tria->data->neigh[i]!=ntria){
- tria->data->neigh[j]=tria->data->neigh[i];
+ for(i=0;i<tria->neigh_no;i++){
+ if(tria->neigh[i]!=ntria){
+ tria->neigh[j]=tria->neigh[i];
j++;
}
}
@@ -146,15 +146,17 @@
return TS_FAIL;
//fatal("In triangle_remove_neighbour: Specified neighbour does not exist for given triangle",3);
}
- tria->data->neigh_no--;
- tria->data->neigh=(ts_triangle **)realloc(tria->data->neigh,tria->data->neigh_no*sizeof(ts_triangle *));
- if(tria->data->neigh == NULL){
+ tria->neigh_no--;
+// fprintf(stderr,"*** tria_number=%d\n",tria->neigh_no);
+ tria->neigh=(ts_triangle **)realloc(tria->neigh,tria->neigh_no*sizeof(ts_triangle *));
+ if(tria->neigh == NULL){
fatal("Reallocation of memory failed during removal of vertex neighbour in triangle_remove_neighbour",100);
}
/* we repeat the procedure for neighbour */
- for(i=0;i<ntria->data->neigh_no;i++){
- if(ntria->data->neigh[i]!=tria){
- ntria->data->neigh[j]=ntria->data->neigh[i];
+ j=0;
+ for(i=0;i<ntria->neigh_no;i++){
+ if(ntria->neigh[i]!=tria){
+ ntria->neigh[j]=ntria->neigh[i];
j++;
}
}
@@ -162,9 +164,10 @@
return TS_FAIL;
//fatal("In triangle_remove_neighbour: Specified neighbour does not exist for given triangle",3);
}
- ntria->data->neigh_no--;
- ntria->data->neigh=(ts_triangle **)realloc(ntria->data->neigh,ntria->data->neigh_no*sizeof(ts_triangle *));
- if(ntria->data->neigh == NULL){
+ ntria->neigh_no--;
+// fprintf(stderr,"*** ntria_number=%d\n",ntria->neigh_no);
+ ntria->neigh=(ts_triangle **)realloc(ntria->neigh,ntria->neigh_no*sizeof(ts_triangle *));
+ if(ntria->neigh == NULL){
fatal("Reallocation of memory failed during removal of vertex neighbour in triangle_remove_neighbour",100);
}
return TS_SUCCESS;
@@ -194,19 +197,19 @@
*/
ts_bool triangle_normal_vector(ts_triangle *tria){
ts_double x21,x31,y21,y31,z21,z31,xden;
- x21=tria->data->vertex[1]->data->x - tria->data->vertex[0]->data->x;
- x31=tria->data->vertex[2]->data->x - tria->data->vertex[0]->data->x;
- y21=tria->data->vertex[1]->data->y - tria->data->vertex[0]->data->y;
- y31=tria->data->vertex[2]->data->y - tria->data->vertex[0]->data->y;
- z21=tria->data->vertex[1]->data->z - tria->data->vertex[0]->data->z;
- z31=tria->data->vertex[2]->data->z - tria->data->vertex[0]->data->z;
+ x21=tria->vertex[1]->x - tria->vertex[0]->x;
+ x31=tria->vertex[2]->x - tria->vertex[0]->x;
+ y21=tria->vertex[1]->y - tria->vertex[0]->y;
+ y31=tria->vertex[2]->y - tria->vertex[0]->y;
+ z21=tria->vertex[1]->z - tria->vertex[0]->z;
+ z31=tria->vertex[2]->z - tria->vertex[0]->z;
- tria->data->xnorm=y21*z31 - z21*y31;
- tria->data->ynorm=z21*x31 - x21*z31;
- tria->data->znorm=x21*y31 - y21*x31;
- xden=tria->data->xnorm*tria->data->xnorm +
- tria->data->ynorm*tria->data->ynorm +
- tria->data->znorm*tria->data->znorm;
+ tria->xnorm=y21*z31 - z21*y31;
+ tria->ynorm=z21*x31 - x21*z31;
+ tria->znorm=x21*y31 - y21*x31;
+ xden=tria->xnorm*tria->xnorm +
+ tria->ynorm*tria->ynorm +
+ tria->znorm*tria->znorm;
#ifdef TS_DOUBLE_DOUBLE
xden=sqrt(xden);
#endif
@@ -216,9 +219,21 @@
#ifdef TS_DOUBLE_LONGDOUBLE
xden=sqrtl(xden);
#endif
- tria->data->xnorm=tria->data->xnorm/xden;
- tria->data->ynorm=tria->data->ynorm/xden;
- tria->data->znorm=tria->data->znorm/xden;
+ tria->xnorm=tria->xnorm/xden;
+ tria->ynorm=tria->ynorm/xden;
+ tria->znorm=tria->znorm/xden;
+
+/* Here it is an excellent point to recalculate volume of the triangle and
+ * store it into datastructure. Volume is required at least by constant volume
+ * calculation of vertex move and bondflip and spherical harmonics. */
+ tria->volume=(tria->vertex[0]->x+ tria->vertex[1]->x + tria->vertex[2]->x) * tria->xnorm +
+ (tria->vertex[0]->y+ tria->vertex[1]->y + tria->vertex[2]->y) * tria->ynorm +
+ (tria->vertex[0]->z+ tria->vertex[1]->z + tria->vertex[2]->z) * tria->znorm;
+ tria->volume=-xden*tria->volume/18.0;
+/* Also, area can be calculated in each triangle */
+ tria->area=xden/2;
+
+
return TS_SUCCESS;
}
@@ -226,29 +241,6 @@
-/** @brief Frees the memory allocated for data structure of triangle data
- * (ts_triangle_data)
- *
- * Function frees the memory of ts_triangle_data previously allocated. It
- * accepts one argument, the address of data structure. It destroys all
- * pointers the structure might have (currently only neigh -- the pointer to
- * list of neighbouring triangles) and data structure itself. The return value
- * is always TS_SUCCESS.
- *
- * WARNING: The function doesn't check whether the pointer is NULL or invalid. It is the
- * job of programmer to make sure the pointer is valid.
- *
- * Example of usage:
- * triangle_data_free(tlist->tria[3]->data);
- *
- * Clears the data structure with all pointers.
- *
- */
-ts_bool triangle_data_free(ts_triangle_data *data){
- if(data->neigh!=NULL) free(data->neigh);
- free(data);
- return TS_SUCCESS;
-}
/** @brief Frees the memory allocated for data structure of triangle list
* (ts_triangle_list)
@@ -277,7 +269,7 @@
ts_bool triangle_list_free(ts_triangle_list *tlist){
ts_uint i;
for(i=0;i<tlist->n;i++){
- triangle_data_free(tlist->tria[i]->data);
+ if(tlist->tria[i]->neigh!=NULL) free(tlist->tria[i]->neigh);
free(tlist->tria[i]);
}
free(tlist->tria);
--
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