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Carlos Lopez |
a09598 |
/* === S Y N F I G ========================================================= */
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Carlos Lopez |
a09598 |
/*! \file valuenode_blinecalcvertex.cpp
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Carlos Lopez |
a09598 |
** \brief Implementation of the "BLine Vertex" valuenode conversion.
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Carlos Lopez |
a09598 |
**
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Carlos Lopez |
a09598 |
** $Id$
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Carlos Lopez |
a09598 |
**
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Carlos Lopez |
a09598 |
** \legal
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Carlos Lopez |
a09598 |
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
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Carlos Lopez |
a09598 |
** Copyright (c) 2008 Chris Moore
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Carlos Lopez |
42fd7a |
** Copyright (c) 2011 Carlos Lรณpez
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Carlos Lopez |
a09598 |
**
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Carlos Lopez |
a09598 |
** This package is free software; you can redistribute it and/or
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Carlos Lopez |
a09598 |
** modify it under the terms of the GNU General Public License as
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Carlos Lopez |
a09598 |
** published by the Free Software Foundation; either version 2 of
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Carlos Lopez |
a09598 |
** the License, or (at your option) any later version.
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Carlos Lopez |
a09598 |
**
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Carlos Lopez |
a09598 |
** This package is distributed in the hope that it will be useful,
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Carlos Lopez |
a09598 |
** but WITHOUT ANY WARRANTY; without even the implied warranty of
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Carlos Lopez |
a09598 |
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Carlos Lopez |
a09598 |
** General Public License for more details.
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Carlos Lopez |
a09598 |
** \endlegal
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Carlos Lopez |
a09598 |
*/
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Carlos Lopez |
a09598 |
/* ========================================================================= */
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
/* === H E A D E R S ======================================================= */
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
#ifdef USING_PCH
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Carlos Lopez |
a09598 |
# include "pch.h"
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Carlos Lopez |
a09598 |
#else
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Carlos Lopez |
a09598 |
#ifdef HAVE_CONFIG_H
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Carlos Lopez |
a09598 |
# include <config.h></config.h>
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Carlos Lopez |
a09598 |
#endif
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
#include "valuenode_blinecalcvertex.h"
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Carlos Lopez |
a09598 |
#include "valuenode_bline.h"
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Carlos Lopez |
a09598 |
#include "valuenode_const.h"
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Carlos Lopez |
a09598 |
#include "valuenode_composite.h"
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Diego Barrios Romero |
07d34c |
#include <synfig general.h=""></synfig>
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bw |
94d8a6 |
#include <synfig localization.h=""></synfig>
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caryoscelus |
5eb54b |
#include <synfig valuenode_registry.h=""></synfig>
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Diego Barrios Romero |
07d34c |
#include <synfig exception.h=""></synfig>
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Carlos Lopez |
a09598 |
#include <etl hermite=""></etl>
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
#endif
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
/* === U S I N G =========================================================== */
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
using namespace std;
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Carlos Lopez |
a09598 |
using namespace etl;
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Carlos Lopez |
a09598 |
using namespace synfig;
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
/* === M A C R O S ========================================================= */
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
/* === G L O B A L S ======================================================= */
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Carlos Lopez |
a09598 |
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caryoscelus |
5eb54b |
REGISTER_VALUENODE(ValueNode_BLineCalcVertex, RELEASE_VERSION_0_61_07, "blinecalcvertex", "Spline Vertex")
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caryoscelus |
5eb54b |
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Carlos Lopez |
a09598 |
/* === P R O C E D U R E S ================================================= */
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
/* === M E T H O D S ======================================================= */
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Carlos Lopez |
a09598 |
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d89783 |
ValueNode_BLineCalcVertex::ValueNode_BLineCalcVertex(Type &x):
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Carlos Lopez |
a09598 |
LinkableValueNode(x)
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Carlos Lopez |
a09598 |
{
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Carlos Lopez |
dbc88f |
Vocab ret(get_children_vocab());
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Carlos Lopez |
dbc88f |
set_children_vocab(ret);
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d89783 |
if(x!=type_vector)
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d89783 |
throw Exception::BadType(x.description.local_name);
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
ValueNode_BLine* value_node(new ValueNode_BLine());
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Carlos Lopez |
a09598 |
set_link("bline",value_node);
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Carlos Lopez |
a09598 |
set_link("loop",ValueNode_Const::create(bool(false)));
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Carlos Lopez |
a09598 |
set_link("amount",ValueNode_Const::create(Real(0.5)));
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Carlos Lopez |
1d78ec |
set_link("homogeneous", ValueNode_Const::create(bool(true)));
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Carlos Lopez |
a09598 |
}
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
LinkableValueNode*
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Carlos Lopez |
a09598 |
ValueNode_BLineCalcVertex::create_new()const
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Carlos Lopez |
a09598 |
{
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d89783 |
return new ValueNode_BLineCalcVertex(type_vector);
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Carlos Lopez |
a09598 |
}
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
ValueNode_BLineCalcVertex*
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Carlos Lopez |
a09598 |
ValueNode_BLineCalcVertex::create(const ValueBase &x)
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Carlos Lopez |
a09598 |
{
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Carlos Lopez |
a09598 |
return new ValueNode_BLineCalcVertex(x.get_type());
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Carlos Lopez |
a09598 |
}
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
ValueNode_BLineCalcVertex::~ValueNode_BLineCalcVertex()
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Carlos Lopez |
a09598 |
{
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Carlos Lopez |
a09598 |
unlink_all();
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Carlos Lopez |
a09598 |
}
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
ValueBase
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Carlos Lopez |
a09598 |
ValueNode_BLineCalcVertex::operator()(Time t)const
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Carlos Lopez |
a09598 |
{
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Carlos Lopez |
a09598 |
if (getenv("SYNFIG_DEBUG_VALUENODE_OPERATORS"))
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Carlos Lopez |
a09598 |
printf("%s:%d operator()\n", __FILE__, __LINE__);
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Carlos Lopez |
a09598 |
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a90d01 |
const ValueBase::List bline = (*bline_)(t).get_list();
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ceaaaf |
handle<valuenode_bline> bline_value_node( handle<valuenode_bline>::cast_dynamic(bline_) );</valuenode_bline></valuenode_bline>
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ceaaaf |
assert(bline_value_node);
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ceaaaf |
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a90d01 |
const bool looped = bline_value_node->get_loop();
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a90d01 |
int size = (int)bline.size();
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a90d01 |
int count = looped ? size : size - 1;
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a90d01 |
if (count < 1) return Vector();
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Carlos Lopez |
a09598 |
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a90d01 |
bool loop = (*loop_)(t).get(bool());
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a90d01 |
bool homogeneous = (*homogeneous_)(t).get(bool());
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a90d01 |
Real amount = (*amount_)(t).get(Real());
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Carlos Lopez |
a09598 |
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a90d01 |
if (loop) amount -= floor(amount);
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a90d01 |
if (homogeneous) amount = hom_to_std(bline, amount, loop, looped);
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a90d01 |
if (amount < 0) amount = 0;
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a90d01 |
if (amount > 1) amount = 1;
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a90d01 |
amount *= count;
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Carlos Lopez |
a09598 |
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a90d01 |
int i0 = std::max(0, std::min(size-1, (int)floor(amount)));
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a90d01 |
int i1 = (i0 + 1) % size;
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a90d01 |
Real part = amount - i0;
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a90d01 |
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a90d01 |
const BLinePoint &blinepoint0 = bline[i0].get(BLinePoint());
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a90d01 |
const BLinePoint &blinepoint1 = bline[i1].get(BLinePoint());
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
etl::hermite<vector> curve(blinepoint0.get_vertex(), blinepoint1.get_vertex(),</vector>
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Carlos Lopez |
a09598 |
blinepoint0.get_tangent2(), blinepoint1.get_tangent1());
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a90d01 |
return curve(part);
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Carlos Lopez |
a09598 |
}
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
bool
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Carlos Lopez |
a09598 |
ValueNode_BLineCalcVertex::set_link_vfunc(int i,ValueNode::Handle value)
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Carlos Lopez |
a09598 |
{
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Carlos Lopez |
a09598 |
assert(i>=0 && i
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
switch(i)
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Carlos Lopez |
a09598 |
{
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d89783 |
case 0: CHECK_TYPE_AND_SET_VALUE(bline_, type_list);
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d89783 |
case 1: CHECK_TYPE_AND_SET_VALUE(loop_, type_bool);
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d89783 |
case 2: CHECK_TYPE_AND_SET_VALUE(amount_, type_real);
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d89783 |
case 3: CHECK_TYPE_AND_SET_VALUE(homogeneous_, type_bool);
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Carlos Lopez |
a09598 |
}
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Carlos Lopez |
a09598 |
return false;
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Carlos Lopez |
a09598 |
}
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
ValueNode::LooseHandle
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Carlos Lopez |
a09598 |
ValueNode_BLineCalcVertex::get_link_vfunc(int i)const
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Carlos Lopez |
a09598 |
{
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Carlos Lopez |
a09598 |
assert(i>=0 && i
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
switch(i)
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Carlos Lopez |
a09598 |
{
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Carlos Lopez |
a09598 |
case 0: return bline_;
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Carlos Lopez |
a09598 |
case 1: return loop_;
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Carlos Lopez |
a09598 |
case 2: return amount_;
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Carlos Lopez |
bd748d |
case 3: return homogeneous_;
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Carlos Lopez |
a09598 |
}
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
return 0;
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Carlos Lopez |
a09598 |
}
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Carlos Lopez |
a09598 |
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Carlos Lopez |
a09598 |
bool
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d89783 |
ValueNode_BLineCalcVertex::check_type(Type &type)
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Carlos Lopez |
a09598 |
{
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d89783 |
return type==type_vector;
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Carlos Lopez |
a09598 |
}
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Carlos Lopez |
8eed22 |
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Carlos Lopez |
8eed22 |
LinkableValueNode::Vocab
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Carlos Lopez |
d4cb32 |
ValueNode_BLineCalcVertex::get_children_vocab_vfunc()const
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Carlos Lopez |
8eed22 |
{
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Carlos Lopez |
dbc88f |
if(children_vocab.size())
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Carlos Lopez |
dbc88f |
return children_vocab;
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Carlos Lopez |
dbc88f |
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Carlos Lopez |
8eed22 |
LinkableValueNode::Vocab ret;
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Carlos Lopez |
8eed22 |
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Carlos Lopez |
8eed22 |
ret.push_back(ParamDesc(ValueBase(),"bline")
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Yu Chen |
82ed87 |
.set_local_name(_("Spline"))
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Yu Chen |
82ed87 |
.set_description(_("The spline where the vertex is linked to"))
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Carlos Lopez |
8eed22 |
);
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Carlos Lopez |
8eed22 |
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Carlos Lopez |
8eed22 |
ret.push_back(ParamDesc(ValueBase(),"loop")
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Carlos Lopez |
8eed22 |
.set_local_name(_("Loop"))
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Carlos Lopez |
8eed22 |
.set_description(_("When checked, the amount would loop"))
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Carlos Lopez |
8eed22 |
);
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Carlos Lopez |
8eed22 |
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Carlos Lopez |
8eed22 |
ret.push_back(ParamDesc(ValueBase(),"amount")
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Carlos Lopez |
8eed22 |
.set_local_name(_("Amount"))
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Carlos Lopez |
35e469 |
.set_description(_("The position of the linked vertex on the Spline (0,1]"))
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Carlos Lopez |
8eed22 |
);
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Carlos Lopez |
8eed22 |
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Carlos Lopez |
bd748d |
ret.push_back(ParamDesc(ValueBase(),"homogeneous")
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Carlos Lopez |
bd748d |
.set_local_name(_("Homogeneous"))
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Carlos Lopez |
35e469 |
.set_description(_("When checked, the position is Spline length based"))
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Carlos Lopez |
bd748d |
);
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Carlos Lopez |
8eed22 |
return ret;
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Carlos Lopez |
8eed22 |
}
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