16 #include "fltRecordReader.h"
17 #include "fltRecordWriter.h"
18 #include "fltHeader.h"
19 #include "fltMaterial.h"
30 _curve_type = CT_b_spline;
43 if (!FltBeadID::extract_record(reader)) {
47 nassertr(reader.
get_opcode() == FO_curve,
false);
51 _curve_type = (CurveType)iterator.get_be_int32();
53 int num_control_points = iterator.get_be_int32();
54 iterator.skip_bytes(8);
55 for (
int i = 0; i < num_control_points; i++) {
56 double x = iterator.get_be_float64();
57 double y = iterator.get_be_float64();
58 double z = iterator.get_be_float64();
59 _control_points.push_back(
LPoint3d(x, y, z));
76 if (!FltBeadID::build_record(writer)) {
88 ControlPoints::const_iterator ci;
89 for (ci = _control_points.begin(); ci != _control_points.end(); ++ci) {
This class writes a sequence of FltRecords to an ostream, handling opcode and size counts properly...
A base class for any of a broad family of flt beads that include an ID.
This class turns an istream into a sequence of FltRecords by reading a sequence of Datagrams and extr...
DatagramIterator & get_iterator()
Returns an iterator suitable for extracting data from the current record.
void pad_bytes(size_t size)
Adds the indicated number of zero bytes to the datagram.
void add_be_float64(PN_float64 value)
Adds a 64-bit big-endian floating-point number to the datagram.
void skip_bytes(size_t size)
Skips over the indicated number of bytes in the datagram.
void add_be_int32(PN_int32 value)
Adds a signed 32-bit big-endian integer to the datagram.
void check_remaining_size(const DatagramIterator &di, const string &name=string()) const
Checks that the iterator has no bytes left, as it should at the end of a successfully read record...
This is a three-component point in space (as opposed to a three-component vector, which represents a ...
FltOpcode get_opcode() const
Returns the opcode associated with the current record.
A class to retrieve the individual data elements previously stored in a Datagram. ...
TypeHandle is the identifier used to differentiate C++ class types.
void set_opcode(FltOpcode opcode)
Sets the opcode associated with the current record.
Datagram & update_datagram()
Returns a modifiable reference to the datagram associated with the current record.
An ordered list of data elements, formatted in memory for transmission over a socket or writing to a ...