42 #ifndef vtkColorTransferFunction_h
43 #define vtkColorTransferFunction_h
45 #include "vtkRenderingCoreModule.h"
48 class vtkColorTransferFunctionInternals;
54 #define VTK_CTF_DIVERGING 3
55 #define VTK_CTF_LAB_CIEDE2000 4
56 #define VTK_CTF_STEP 5
58 #define VTK_CTF_LINEAR 0
59 #define VTK_CTF_LOG10 1
86 int AddRGBPoint(
double x,
double r,
double g,
double b);
87 int AddRGBPoint(
double x,
double r,
double g,
double b,
double midpoint,
double sharpness);
90 int AddHSVPoint(
double x,
double h,
double s,
double v);
91 int AddHSVPoint(
double x,
double h,
double s,
double v,
double midpoint,
double sharpness);
92 int RemovePoint(
double x);
101 double x1,
double r1,
double g1,
double b1,
double x2,
double r2,
double g2,
double b2);
103 double x1,
double h1,
double s1,
double v1,
double x2,
double h2,
double s2,
double v2);
109 void RemoveAllPoints();
115 void GetColor(
double x,
double rgb[3])
override;
121 double GetRedValue(
double x);
122 double GetGreenValue(
double x);
123 double GetBlueValue(
double x);
132 int GetNodeValue(
int index,
double val[6]);
133 int SetNodeValue(
int index,
double val[6]);
139 const unsigned char*
MapValue(
double v)
override;
148 arg1 = this->
Range[0];
149 arg2 = this->
Range[1];
159 int AdjustRange(
double range[2]);
168 void GetTable(
double x1,
double x2,
int n,
double* table);
169 void GetTable(
double x1,
double x2,
int n,
float* table);
170 const unsigned char* GetTable(
double x1,
double x2,
int n);
182 void BuildFunctionFromTable(
double x1,
double x2,
int size,
double* table);
218 vtkGetMacro(ColorSpace,
int);
230 vtkSetMacro(Scale,
int);
233 vtkGetMacro(Scale,
int);
242 vtkSetVector3Macro(NanColor,
double);
243 vtkGetVector3Macro(NanColor,
double);
251 vtkSetMacro(NanOpacity,
double);
252 vtkGetMacro(NanOpacity,
double);
263 this->SetNanColor(r, g, b);
264 this->SetNanOpacity(a);
269 this->SetNanColorRGBA(rgba[0], rgba[1], rgba[2], rgba[3]);
278 vtkSetVector3Macro(BelowRangeColor,
double);
279 vtkGetVector3Macro(BelowRangeColor,
double);
296 vtkSetVector3Macro(AboveRangeColor,
double);
297 vtkGetVector3Macro(AboveRangeColor,
double);
316 double* GetDataPointer();
323 void FillFromDataPointer(
int n,
double* ptr);
329 int numberOfValues,
int inputIncrement,
int outputIncrement)
override;
338 vtkBooleanMacro(AllowDuplicateScalars,
vtkTypeBool);
358 int EstimateMinNumberOfSamples(
double const& x1,
double const& x2);
402 double BelowRangeColor[3];
412 double AboveRangeColor[3];
432 unsigned char UnsignedCharRGBAValue[4];
460 void SortAndUpdateRange();
472 void MovePoint(
double oldX,
double newX);
477 double FindMinimumXDistance();
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.
double NanOpacity
The opacity to use for not-a-number.
void UpdateRange(A &min0, A &max0, const A &value, typename std::enable_if<!std::is_floating_point< A >::value >::type *=0)
int Scale
The color interpolation scale (linear or logarithmic).
record modification and/or execution time
void SetScaleToLinear()
Set the type of scale to use, linear or logarithmic.
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 SetRange(double, double) override
Set the range of scalars being mapped.
vtkColorTransferFunctionInternals * Internal
dynamic, self-adjusting array of double
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...
Superclass for mapping scalar values to colors.
auto Range(IterablePtr iterable, Options &&...opts) -> typename detail::IterableTraits< typename detail::StripPointers< IterablePtr >::type >::RangeType
Generate an iterable STL proxy object for a VTK container.
static vtkScalarsToColors * New()
double * GetColor(double x)
Returns an RGB color for the specified scalar value.
void SetColorSpaceToLab()
Set/Get the color space used for interpolation: RGB, HSV, CIELAB, Diverging or Step.
a simple class to control print indentation
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...
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkTypeBool HSVWrap
Specify if HSV is wrap or not.
void SetColorSpaceToRGB()
Set/Get the color space used for interpolation: RGB, HSV, CIELAB, Diverging or Step.
virtual void GetRange(double _arg[2])
Returns min and max position of all function points.
vtkTypeBool AllowDuplicateScalars
If on, the same scalar value may have more than one node assigned to it.
vtkTypeBool UseBelowRangeColor
Flag indicating whether below-range color should be used.
#define VTK_SIZEHINT(...)
double * GetRange() override
Returns min and max position of all function points.
vtkTypeBool UseAboveRangeColor
Flag indicating whether below-range color should be used.
virtual void GetRange(double &arg1, double &arg2)
Returns min and max position of all function points.
void SetColorSpaceToDiverging()
Set/Get the color space used for interpolation: RGB, HSV, CIELAB, Diverging or Step.
#define VTK_CTF_LAB_CIEDE2000
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.
int TableSize
Temporary storage for the size of the table.
void SetColorSpaceToStep()
Set/Get the color space used for interpolation: RGB, HSV, CIELAB, Diverging or Step.
vtkTypeBool Clamping
Determines the function value outside of defined points Zero = always return 0.0 outside of defined p...
double * Function
Temporary array to store data from the nodes.
void SetScaleToLog10()
Set the type of scale to use, linear or logarithmic.
virtual void DeepCopy(vtkScalarsToColors *o)
Copy the contents from another object.
void SetColorSpaceToHSV()
Set/Get the color space used for interpolation: RGB, HSV, CIELAB, Diverging or Step.
void SetRange(const double rng[2]) override
Sets/Gets the range of scalars that will be mapped.
#define VTK_CTF_DIVERGING
int ColorSpace
The color space in which interpolation is performed.
virtual vtkIdType GetNumberOfAvailableColors()
Get the number of available colors for mapping to.
void SetColorSpaceToLabCIEDE2000()
Set/Get the color space used for interpolation: RGB, HSV, CIELAB, Diverging or Step.
void SetNanColorRGBA(double rgba[4])
Set the RGBA color to use when a NaN (not a number) is encountered.