98 lines
2.5 KiB
Text
98 lines
2.5 KiB
Text
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/**
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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 parametricCurveCollection.I
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* @author drose
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* @date 2001-03-04
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*/
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/**
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*
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*/
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INLINE ParametricCurveCollection::
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~ParametricCurveCollection() {
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}
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/**
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* Returns the number of ParametricCurves in the collection.
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*/
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INLINE int ParametricCurveCollection::
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get_num_curves() const {
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return _curves.size();
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}
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/**
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* Returns the nth ParametricCurve in the collection.
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*/
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INLINE ParametricCurve *ParametricCurveCollection::
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get_curve(int index) const {
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nassertr(index >= 0 && index < (int)_curves.size(), nullptr);
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return _curves[index];
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}
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/**
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* Adds a new ParametricCurve to the collection at the indicated index.
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* @deprecated Use insert_curve(index, curve) instead.
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*/
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INLINE void ParametricCurveCollection::
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add_curve(ParametricCurve *curve, int index) {
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insert_curve(std::max(index, 0), curve);
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}
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/**
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* Returns the maximum T value associated with the *last* curve in the
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* collection. Normally, this will be either the XYZ or HPR curve, or a
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* timewarp curve.
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*/
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INLINE PN_stdfloat ParametricCurveCollection::
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get_max_t() const {
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if (_curves.empty()) {
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return 0.0f;
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}
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return _curves.back()->get_max_t();
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}
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/**
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* Computes only the XYZ part of the curves. See evaluate().
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*/
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INLINE bool ParametricCurveCollection::
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evaluate_xyz(PN_stdfloat t, LVecBase3 &xyz) const {
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LVecBase3 hpr;
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return evaluate(t, xyz, hpr);
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}
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/**
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* Computes only the HPR part of the curves. See evaluate().
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*/
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INLINE bool ParametricCurveCollection::
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evaluate_hpr(PN_stdfloat t, LVecBase3 &hpr) const {
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LVecBase3 xyz;
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return evaluate(t, xyz, hpr);
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}
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/**
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* Adjust the XYZ curve at the indicated time to the new value. The curve
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* shape will change correspondingly. Returns true if successful, false if
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* unable to make the adjustment for some reason.
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*/
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INLINE bool ParametricCurveCollection::
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adjust_xyz(PN_stdfloat t, PN_stdfloat x, PN_stdfloat y, PN_stdfloat z) {
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return adjust_xyz(t, LVecBase3(x, y, z));
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}
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/**
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* Adjust the HPR curve at the indicated time to the new value. The curve
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* shape will change correspondingly. Returns true if successful, false if
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* unable to make the adjustment for some reason.
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*/
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INLINE bool ParametricCurveCollection::
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adjust_hpr(PN_stdfloat t, PN_stdfloat h, PN_stdfloat p, PN_stdfloat r) {
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return adjust_hpr(t, LVecBase3(h, p, r));
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}
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