// Takes text and tags
// Removes the tags from the start and end of the text
// Returns a string
string trim(read r, read t1, read t2, read t3) {
// Copy the text into a string
string s = r;
// Remove the tags from the start of the string until gone
while (true) {
if (starts(s, t1)) s = clip(s, length(t1), -1);
else if (starts(s, t2)) s = clip(s, length(t2), -1);
else if (starts(s, t3)) s = clip(s, length(t3), -1);
else break;
}
// Remove the tags from the end of the string until gone
while (true) {
if (trails(s, t1)) s = clip(s, 0, length(s) - length(t1));
else if (trails(s, t2)) s = clip(s, 0, length(s) - length(t2));
else if (trails(s, t3)) s = clip(s, 0, length(s) - length(t3));
else break;
}
// Return the string
return s;
}
// Takes text and tag, and direction and matching
// Confirms the text starts or ends with the tag, inserting it if necessary
// Returns a string
string on(read r, read t, direction d, matching m) {
string s = r;
if (d == Forward) { if (!starts(s, t, m)) s = t + s; } // Confirm the text starts with the tag
else { if (!trails(s, t, m)) s = s + t; } // Confirm the text ends with the tag
return s;
}
// Takes text and tag, and direction and matching
// Confirms the text does not start or end with the tag, removing multiple instances of it if necessary
// Returns a string
string off(read r, read t, direction d, matching m) {
string s = r;
if (d == Forward) { while(starts(s, t, m)) s = clip(s, length(t), -1); } // Remove the tag from the start of the string
else { while(trails(s, t, m)) s = clip(s, 0, length(s) - length(t)); } // Remove the tag from the end of the string
return s;
}
void AgentEngine::run(Communicator *comm, PointMap *pointmap)
{
__time64_t atime = 0;
if (comm) {
qtimer( atime, 0 );
comm->CommPostMessage( Communicator::NUM_RECORDS, m_timesteps );
}
AttributeTable& table = pointmap->getAttributeTable();
int displaycol = table.insertColumn(g_col_total_counts);
int output_mode = Agent::OUTPUT_COUNTS;
if (m_gatelayer != -1) {
output_mode |= Agent::OUTPUT_GATE_COUNTS;
}
// remove any agent trails that are left from a previous run
for (int k = 0; k < MAX_TRAILS; k++) {
g_trails[k].clear();
}
int trail_num = -1;
if (m_record_trails) {
if (m_trail_count < 1) {
m_trail_count = 1;
}
if (m_trail_count > MAX_TRAILS) {
m_trail_count = MAX_TRAILS;
}
trail_num = 0;
}
// remove any agents that are left from a previous run
for (size_t j = 0; j < size(); j++) {
at(j).clear();
}
for (int i = 0; i < m_timesteps; i++) {
size_t j;
for (j = 0; j < size(); j++) {
int q = invcumpoisson(prandomr(),at(j).m_release_rate);
int length = at(j).size();
int k;
for (k = 0; k < q; k++) {
at(j).push_back(Agent(&(at(j)),pointmap,output_mode));
}
for (k = 0; k < q; k++) {
at(j).init(length+k,trail_num);
if (trail_num != -1) {
trail_num++;
// after trail count, stop recording:
if (trail_num == m_trail_count) {
trail_num = -1;
}
}
}
}
for (j = 0; j < size(); j++) {
at(j).move();
}
if (comm) {
if (qtimer( atime, 500 )) {
if (comm->IsCancelled()) {
throw Communicator::CancelledException();
}
comm->CommPostMessage( Communicator::CURRENT_RECORD, i );
}
}
}
// output agent trails to file:
if (m_record_trails) {
// just dump in local file...
ofstream trails("trails.cat");
trails << "CAT" << endl;
for (int i = 0; i < m_trail_count; i++) {
trails << "Begin Polyline" << endl;
for (size_t j = 0; j < g_trails[i].size(); j++) {
trails << g_trails[i][j].x << " " << g_trails[i][j].y << endl;
}
trails << "End Polyline" << endl;
}
}
// actually, no, do this from the
pointmap->overrideDisplayedAttribute(-2);
pointmap->setDisplayedAttribute(displaycol);
}
