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47 #ifndef vtkUnstructuredGridPreIntegration_h
48 #define vtkUnstructuredGridPreIntegration_h
50 #include "vtkRenderingVolumeModule.h"
84 vtkGetMacro(IntegrationTableScalarResolution,
int);
86 vtkGetMacro(IntegrationTableLengthResolution,
int);
93 virtual double GetIntegrationTableScalarShift(
int component = 0);
94 virtual double GetIntegrationTableScalarScale(
int component = 0);
95 virtual double GetIntegrationTableLengthScale();
105 vtkGetMacro(IncrementalPreIntegration,
int);
121 virtual float *GetPreIntegrationTable(
int component = 0);
127 float *GetTableEntry(
double scalar_front,
double scalar_back,
double lenth,
135 float *GetIndexedTableEntry(
int scalar_front_index,
int scalar_back_index,
160 virtual void BuildPreIntegrationTables(
vtkDataArray *scalars);
168 int scalar_front_index,
169 int scalar_back_index,
176 if (scalar_front_index < 0) scalar_front_index = 0;
179 if (scalar_back_index < 0) scalar_back_index = 0;
182 if (length_index < 0) length_index = 0;
190 + scalar_front_index));
196 int sfi =
static_cast<int>( scalar_front
205 #endif //vtkUnstructuredGridPreIntegration_h
double * IntegrationTableScalarScale
a superclass for volume ray integration functions
virtual void Integrate(vtkDoubleArray *intersectionLengths, vtkDataArray *nearIntersections, vtkDataArray *farIntersections, float color[4])=0
Given a set of intersections (defined by the three arrays), compute the peicewise integration of the ...
represents a volume (data & properties) in a rendered scene
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
record modification and/or execution time
float * GetTableEntry(double scalar_front, double scalar_back, double lenth, int component=0)
Get an entry (RGBA) in one of the pre-integration tables.
abstract superclass for arrays of numeric data
vtkTimeStamp IntegrationTableBuilt
performs ray integration with pre-integration tables.
int IntegrationTableScalarResolution
double * IntegrationTableScalarShift
double IntegrationTableLengthScale
vtkUnstructuredGridVolumeRayIntegrator * Integrator
int IncrementalPreIntegration
int IntegrationTableLengthResolution
a simple class to control print indentation
float ** IntegrationTable
vtkBooleanMacro(IgnoreDriverBugs, bool)
Updates the extensions string.
vtkSetMacro(IgnoreDriverBugs, bool)
Updates the extensions string.
virtual void Initialize(vtkVolume *volume, vtkDataArray *scalars)=0
Set up the integrator with the given properties and scalars.
dynamic, self-adjusting array of double
float * GetIndexedTableEntry(int scalar_front_index, int scalar_back_index, int length_index, int component=0)
Like GetTableEntry, except the inputs are scaled indices into the table rather than than the actual s...
represents the common properties for rendering a volume.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkVolumeProperty * Property