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Optimizations from Norman Vine.

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This commit is contained in:
curt 1999-02-01 21:09:40 +00:00
parent 730132afab
commit 3cf321736b
1 changed files with 19 additions and 10 deletions
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29
FixObj/obj.cxx
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@ -144,7 +144,7 @@ void fix_cw_list(int *list, int list_ptr) {
void dump_global_bounds( void ) {
double dist, radius;
double dist_squared, radius, radius_squared;
radius = 0.0;
@ -158,14 +158,16 @@ void dump_global_bounds( void ) {
++current;
for ( ; current != last; ++current ) {
dist = ref.distance3D(*current);
// cout << "node = " << *current << " dist = " << dist << endl;
dist_squared = ref.distance3Dsquared(*current);
// cout << "node = " << *current << " dist = " << dist_squared << endl;
if ( dist > radius ) {
radius = dist;
if ( dist_squared > radius_squared ) {
radius_squared = dist_squared;
}
}
radius = sqrt(radius_squared);
fprintf( out,
"gbs %.5f %.5f %.5f %.2f\n",
ref.x(), ref.y(), ref.z(), radius);
@ -264,7 +266,8 @@ void dump_faces( void ) {
// dump list
void dump_list(int *list, int list_ptr) {
Point3D p;
double xmax, xmin, ymax, ymin, zmax, zmin, dist, radius;
double xmax, xmin, ymax, ymin, zmax, zmin, dist_squared, radius_squared;
double radius;
int i, j, len, n;
if ( list_ptr < 3 ) {
@ -318,13 +321,17 @@ void dump_list(int *list, int list_ptr) {
// calc bounding radius
n = list[i];
radius = p.distance3D(nodes[n]);
radius_squared = p.distance3Dsquared(nodes[n]);
for ( j = i + 1; j < i + len; j++ ) {
n = list[j];
dist = p.distance3D(nodes[n]);
if ( dist > radius ) { radius = dist; }
dist_squared = p.distance3Dsquared(nodes[n]);
if ( dist_squared > radius_squared ) {
radius_squared = dist_squared;
}
}
radius = sqrt(radius_squared);
// printf("radius = %.2f\n", radius);
// dump bounding sphere and header
@ -577,6 +584,9 @@ void obj_fix(char *infile, char *outfile) {
// $Log$
// Revision 1.3 1999/02/01 21:09:40 curt
// Optimizations from Norman Vine.
//
// Revision 1.2 1998/10/21 14:55:55 curt
// Converted to Point3D class.
//
@ -635,4 +645,3 @@ void obj_fix(char *infile, char *outfile) {
// Revision 1.1 1997/12/08 19:28:54 curt
// Initial revision.
//