93 lines
2.3 KiB
C++
93 lines
2.3 KiB
C++
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file eggSAnimData.cxx
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* @author drose
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* @date 1999-02-19
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*/
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#include "eggSAnimData.h"
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#include "eggMiscFuncs.h"
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#include "eggParameters.h"
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#include "indent.h"
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#include <math.h>
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TypeHandle EggSAnimData::_type_handle;
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/**
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* Optimizes the data by collapsing a long table of duplicate values into a
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* single value.
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*/
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void EggSAnimData::
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optimize() {
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if (get_num_rows() > 1) {
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double value = get_value(0);
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for (int row = 1; row < get_num_rows(); row++) {
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if (fabs(get_value(row) - value) > egg_parameters->_table_threshold) {
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return;
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}
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}
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// Ok, all the rows had the same value. Collapse them.
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// We have to use the call to v() to work around an apparent compiler bug
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// with Win64.
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_data.v().erase(_data.v().begin() + 1, _data.v().end());
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}
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}
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/**
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* Writes the data to the indicated output stream in Egg format.
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*/
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void EggSAnimData::
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write(ostream &out, int indent_level) const {
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if (get_num_rows() <= 1) {
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// We get a lot of these little tiny tables. For brevity, we'll write
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// these all on one line, because we can. This just makes it easier for a
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// human to scan the egg file.
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indent(out, indent_level) << "<S$Anim> ";
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if (has_name()) {
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enquote_string(out, get_name()) << " {";
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} else {
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out << "{";
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}
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if (has_fps()) {
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out << " <Scalar> fps { " << get_fps() << " }";
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}
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if (get_num_rows() == 1) {
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out << " <V> { " << get_value(0) << " }";
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} else {
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out << " <V> { }";
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}
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out << " }\n";
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} else {
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// If there are at least two values in the table, we'll write it out over
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// multiple lines.
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write_header(out, indent_level, "<S$Anim>");
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if (has_fps()) {
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indent(out, indent_level + 2)
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<< "<Scalar> fps { " << get_fps() << " }\n";
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}
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indent(out, indent_level + 2) << "<V> {\n";
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write_long_list(out, indent_level + 4, _data.begin(), _data.end(),
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"", "", 72);
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indent(out, indent_level + 2) << "}\n";
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indent(out, indent_level) << "}\n";
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}
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}
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