42 #ifndef vtkDiscretizableColorTransferFunction_h 43 #define vtkDiscretizableColorTransferFunction_h 45 #include "vtkRenderingCoreModule.h" 72 void SetIndexedColor(
unsigned int index, const
double rgb[3])
73 { this->SetIndexedColor(index, rgb[0], rgb[1], rgb[2]); }
74 void SetIndexedColor(
unsigned int index,
double r,
double g,
double b);
96 void SetNumberOfIndexedColors(
unsigned int count);
97 unsigned int GetNumberOfIndexedColors();
106 void Build() VTK_OVERRIDE;
116 vtkGetMacro(Discretize,
int);
125 virtual void SetUseLogScale(
int useLogScale);
126 vtkGetMacro(UseLogScale,
int);
143 unsigned char *
MapValue(
double v) VTK_OVERRIDE;
149 void GetColor(
double v,
double rgb[3]) VTK_OVERRIDE;
175 int component) VTK_OVERRIDE;
184 VTK_LEGACY(
double* GetRGBPoints());
201 void SetNanColor(
double r,
double g,
double b) VTK_OVERRIDE;
212 {
return this->UseLogScale; }
232 vtkGetMacro(EnableOpacityMapping,
bool)
270 void MapDataArrayToOpacity(
277 template<
typename T,
typename VectorGetter>
278 void MapVectorToOpacity (
279 VectorGetter getter, T* scalars,
int component,
280 int numberOfComponents,
vtkIdType numberOfTuples,
unsigned char* colors);
282 template<
template<
class>
class VectorGetter>
283 void AllTypesMapVectorToOpacity (
285 void* scalarsPtr,
int component,
286 int numberOfComponents,
vtkIdType numberOfTuples,
unsigned char* colors);
289 vtkInternals* Internals;
int UseLogScale
Flag indicating whether log scaling is to be used.
Defines a 1D piecewise function.
vtkTypeUInt32 vtkMTimeType
void PrintSelf(ostream &os, vtkIndent indent) override
Print method for vtkColorTransferFunction.
Abstract superclass for all arrays.
void GetIndexedColor(vtkIdType idx, double rgba[4]) override
Return a color given an integer index.
record modification and/or execution time
static vtkColorTransferFunction * New()
map scalar values into colors via a lookup table
virtual void SetAlpha(double alpha)
Specify an additional opacity (alpha) value to blend with.
int Discretize
Flag indicating whether transfer function is discretized.
vtkIdType NumberOfValues
Number of values to use in discretized color map.
virtual void SetNanColor(double, double, double)
Set the RGB color to use when a NaN (not a number) is encountered.
unsigned char * MapValue(double v) override
Map one value through the lookup table.
vtkTimeStamp LookupTableUpdateTime
virtual double GetOpacity(double v)
Map one value through the lookup table and return the alpha value (the opacity) as a double between 0...
virtual int IsOpaque()
Return true if all of the values defining the mapping have an opacity equal to 1. ...
double * GetColor(double x)
Returns an RGB color for the specified scalar value.
void SetNanColor(double rgb[3]) override
Set the color to use when a NaN (not a number) is encountered.
bool EnableOpacityMapping
a simple class to control print indentation
abstract superclass for arrays of numeric data
virtual vtkMTimeType GetMTime()
Return this object's modified time.
int UsingLogScale() override
This should return 1 if the subclass is using log scale for mapping scalars to colors.
dynamic, self-adjusting array of unsigned char
vtkSetMacro(IgnoreDriverBugs, bool)
When set known driver bugs are ignored during driver feature detection.
vtkIdType GetNumberOfAvailableColors() override
Get the number of available colors for mapping to.
a combination of vtkColorTransferFunction and vtkLookupTable.
virtual vtkUnsignedCharArray * MapScalars(vtkDataArray *scalars, int colorMode, int component)
Internal methods that map a data array into a 4-component, unsigned char RGBA array.
Defines a transfer function for mapping a property to an RGB color value.
vtkSmartPointer< vtkPiecewiseFunction > ScalarOpacityFunction
virtual void Build()
Perform any processing required (if any) before processing scalars.
vtkBooleanMacro(IgnoreDriverBugs, bool)
When set known driver bugs are ignored during driver feature detection.
vtkLookupTable * LookupTable
Internal lookup table used for some aspects of the color mapping.