63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
|
|
//
|
|
// Copyright (C) 2015 Alec Jacobson <alecjacobson@gmail.com>
|
|
//
|
|
// This Source Code Form is subject to the terms of the Mozilla Public License
|
|
// v. 2.0. If a copy of the MPL was not distributed with this file, You can
|
|
// obtain one at http://mozilla.org/MPL/2.0/.
|
|
#ifndef IGL_PARULA_H
|
|
#define IGL_PARULA_H
|
|
#include "igl_inline.h"
|
|
//#ifndef IGL_NO_EIGEN
|
|
# include <Eigen/Dense>
|
|
//#endif
|
|
namespace igl
|
|
{
|
|
// PARULA like MATLAB's parula
|
|
//
|
|
// Inputs:
|
|
// m number of colors
|
|
// Outputs:
|
|
// J m by list of RGB colors between 0 and 1
|
|
//
|
|
// Wrapper for directly computing [r,g,b] values for a given factor f between
|
|
// 0 and 1
|
|
//
|
|
// Inputs:
|
|
// f factor determining color value as if 0 was min and 1 was max
|
|
// Outputs:
|
|
// r red value
|
|
// g green value
|
|
// b blue value
|
|
template <typename T>
|
|
IGL_INLINE void parula(const T f, T * rgb);
|
|
template <typename T>
|
|
IGL_INLINE void parula(const T f, T & r, T & g, T & b);
|
|
// Inputs:
|
|
// Z #Z list of factors
|
|
// normalize whether to normalize Z to be tightly between [0,1]
|
|
// Outputs:
|
|
// C #C by 3 list of rgb colors
|
|
template <typename DerivedZ, typename DerivedC>
|
|
IGL_INLINE void parula(
|
|
const Eigen::MatrixBase<DerivedZ> & Z,
|
|
const bool normalize,
|
|
Eigen::PlainObjectBase<DerivedC> & C);
|
|
// Inputs:
|
|
// min_Z value at blue
|
|
// max_Z value at red
|
|
template <typename DerivedZ, typename DerivedC>
|
|
IGL_INLINE void parula(
|
|
const Eigen::MatrixBase<DerivedZ> & Z,
|
|
const double min_Z,
|
|
const double max_Z,
|
|
Eigen::PlainObjectBase<DerivedC> & C);
|
|
};
|
|
|
|
#ifndef IGL_STATIC_LIBRARY
|
|
# include "parula.cpp"
|
|
#endif
|
|
|
|
#endif
|
|
|