void MarkedList::ObjectsInWindow( wxRect window, MarkedObject* marked_object, bool single_picking){
int buffer_length = 16384;
GLuint *data = (GLuint *)malloc( buffer_length * sizeof(GLuint) );
if(data == NULL)return;
int i, j;
int half_window_width = 0;
wxPoint window_centre;
if(single_picking){
half_window_width = (window.width)/2;
window_centre.x = window.x + window.width/2;
window_centre.y = window.y + window.height/2;
}
int window_mode = 0;
while(1){
if(single_picking){
int window_size = half_window_width;
if(window_mode == 0)window_size = 0;
if(window_mode == 1)window_size = half_window_width/2;
window.x = window_centre.x - window_size;
window.y = window_centre.y - window_size;
window.width = window_size * 2;
window.height = window_size * 2;
}
GLint num_hits = -1;
while(num_hits < 0){
glSelectBuffer(buffer_length, data);
glRenderMode(GL_SELECT);
glInitNames();
wxGetApp().m_current_viewport->SetViewport();
wxGetApp().m_current_viewport->m_view_point.SetPickProjection(window);
wxGetApp().m_current_viewport->m_view_point.SetModelview();
wxGetApp().glCommands(true, false, false);
GrippersGLCommands(true, false);
glFlush();
num_hits = glRenderMode(GL_RENDER);
if(num_hits<0){
free(data);
buffer_length *= 10;
data = (GLuint *)malloc( buffer_length * sizeof(GLuint) );
if(data == NULL)return;
}
}
int pos = 0;
bool added = false;
for(i=0; i<num_hits; i++)
{
unsigned int names = data[pos];
if(names == 0)break;
pos++;
unsigned int min_depth = data[pos];
pos+=2;
MarkedObject* current_found_object = marked_object;
bool ignore_coords_only_found = false;
for(j=0; j<(int)names; j++, pos++){
if(!ignore_coords_only_found && current_found_object != NULL){
HeeksObj *object = m_name_index.find(data[pos]);
if(ignore_coords_only && wxGetApp().m_digitizing->OnlyCoords(object)){
ignore_coords_only_found = true;
}
else{
if((object->GetType() == GripperType) || ((object->GetMarkingMask() & m_filter) && (object->GetMarkingMask() != 0))){
int window_size = window.width;
current_found_object = current_found_object->Add(object, min_depth, window_size);
added = true;
}
}
}
}
}
window_mode++;
if(!single_picking)break;
if(window_mode > 2)break;
}
free(data);
}
