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36 #ifndef vtkColorTransferFunction_h
37 #define vtkColorTransferFunction_h
39 #include "vtkRenderingCoreModule.h"
42 class vtkColorTransferFunctionInternals;
47 #define VTK_CTF_DIVERGING 3
48 #define VTK_CTF_LAB_CIEDE2000 4
50 #define VTK_CTF_LINEAR 0
51 #define VTK_CTF_LOG10 1
78 int AddRGBPoint(
double x,
double r,
double g,
double b );
79 int AddRGBPoint(
double x,
double r,
double g,
double b,
80 double midpoint,
double sharpness );
81 int AddHSVPoint(
double x,
double h,
double s,
double v );
82 int AddHSVPoint(
double x,
double h,
double s,
double v,
83 double midpoint,
double sharpness );
84 int RemovePoint(
double x );
92 void AddRGBSegment(
double x1,
double r1,
double g1,
double b1,
93 double x2,
double r2,
double g2,
double b2 );
94 void AddHSVSegment(
double x1,
double h1,
double s1,
double v1,
95 double x2,
double h2,
double s2,
double v2 );
101 void RemoveAllPoints();
108 void GetColor(
double x,
double rgb[3])
override;
114 double GetRedValue(
double x );
115 double GetGreenValue(
double x );
116 double GetBlueValue(
double x );
125 int GetNodeValue(
int index,
double val[6] );
126 int SetNodeValue(
int index,
double val[6] );
132 const unsigned char *
MapValue(
double v)
override;
141 arg1 = this->Range[0];
142 arg2 = this->Range[1];
155 int AdjustRange(
double range[2]);
164 void GetTable(
double x1,
double x2,
int n,
double* table );
165 void GetTable(
double x1,
double x2,
int n,
float* table );
166 const unsigned char *GetTable(
double x1,
double x2,
int n );
178 void BuildFunctionFromTable(
double x1,
double x2,
int size,
double *table );
212 vtkGetMacro( ColorSpace,
int );
224 vtkSetMacro(Scale,
int);
227 vtkGetMacro(Scale,
int);
236 vtkSetVector3Macro(NanColor,
double);
237 vtkGetVector3Macro(NanColor,
double);
245 vtkSetMacro(NanOpacity,
double);
246 vtkGetMacro(NanOpacity,
double);
256 this->SetNanColor(r, g, b);
257 this->SetNanOpacity(a);
261 this->SetNanColorRGBA(rgba[0], rgba[1], rgba[2], rgba[3]);
270 vtkSetVector3Macro(BelowRangeColor,
double);
271 vtkGetVector3Macro(BelowRangeColor,
double);
288 vtkSetVector3Macro(AboveRangeColor,
double);
289 vtkGetVector3Macro(AboveRangeColor,
double);
308 double* GetDataPointer();
315 void FillFromDataPointer(
int n,
double* ptr);
321 int inputDataType,
int numberOfValues,
322 int inputIncrement,
int outputIncrement)
override;
331 vtkBooleanMacro(AllowDuplicateScalars,
vtkTypeBool);
351 int EstimateMinNumberOfSamples(
double const & x1,
double const & x2);
395 double BelowRangeColor[3];
405 double AboveRangeColor[3];
425 unsigned char UnsignedCharRGBAValue[4];
453 void SortAndUpdateRange();
465 void MovePoint(
double oldX,
double newX);
470 double FindMinimumXDistance();
virtual void GetRange(double _arg[2])
double * GetColor(double x)
Returns an RGB color for the specified scalar value.
void SetNanColorRGBA(double rgba[4])
vtkTypeBool UseBelowRangeColor
Flag indicating whether below-range color should be used.
void SetRange(double, double) override
Set the range of scalars being mapped.
vtkTypeBool AllowDuplicateScalars
If on, the same scalar value may have more than one node assigned to it.
void SetRange(const double rng[2]) override
virtual void SetNanColorRGBA(double r, double g, double b, double a)
Set the RGBA color to use when a NaN (not a number) is encountered.
record modification and/or execution time
void SetColorSpaceToDiverging()
vtkColorTransferFunctionInternals * Internal
int Scale
The color interpolation scale (linear or logarithmic).
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
double NanOpacity
The opacity to use for not-a-number.
Defines a transfer function for mapping a property to an RGB color value.
virtual void GetIndexedColor(vtkIdType i, double rgba[4])
Get the "indexed color" assigned to an index.
void SetColorSpaceToLab()
#define VTK_CTF_LAB_CIEDE2000
#define VTK_SIZEHINT(...)
virtual void DeepCopy(vtkScalarsToColors *o)
Copy the contents from another object.
void SetColorSpaceToRGB()
a simple class to control print indentation
int TableSize
Temporary storage for the size of the table.
vtkTypeBool UseAboveRangeColor
Flag indicating whether below-range color should be used.
Superclass for mapping scalar values to colors.
virtual const unsigned char * MapValue(double v)
Map one value through the lookup table and return a color defined as an RGBA unsigned char tuple (4 b...
virtual void GetColor(double v, double rgb[3])
Map one value through the lookup table and store the color as an RGB array of doubles between 0 and 1...
virtual vtkIdType GetNumberOfAvailableColors()
Get the number of available colors for mapping to.
int ColorSpace
The color space in which interpolation is performed.
double * GetRange() override
Returns min and max position of all function points.
vtkTypeBool Clamping
Determines the function value outside of defined points Zero = always return 0.0 outside of defined p...
virtual double * GetRange()
Sets/Gets the range of scalars that will be mapped.
void SetColorSpaceToHSV()
virtual void MapScalarsThroughTable2(void *input, unsigned char *output, int inputDataType, int numberOfValues, int inputIncrement, int outputFormat)
An internal method typically not used in applications.
void SetColorSpaceToLabCIEDE2000()
virtual void GetRange(double &arg1, double &arg2)
static vtkScalarsToColors * New()
double * Function
Temporary array to store data from the nodes.
#define VTK_CTF_DIVERGING
vtkTypeBool HSVWrap
Specify if HSV is wrap or not.