VTK  9.3.20240327
vtkMultiVolume.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
26 #ifndef vtkMultiVolume_h
27 #define vtkMultiVolume_h
28 #include <array> // for std::array
29 #include <unordered_map> // For std::unordered_map
30 
31 #include "vtkMatrix4x4.h" // For Matrix
32 #include "vtkRenderingVolumeModule.h" // For export macro
33 #include "vtkSmartPointer.h" // For vtkSmartPointer
34 #include "vtkVolume.h"
35 
36 VTK_ABI_NAMESPACE_BEGIN
38 class vtkBoundingBox;
39 class vtkMatrix4x4;
40 class vtkRenderer;
41 class vtkVolumeProperty;
42 class vtkWindow;
43 class vtkVolumeProperty;
45 
46 class VTKRENDERINGVOLUME_EXPORT vtkMultiVolume : public vtkVolume
47 {
48 public:
49  static vtkMultiVolume* New();
50  vtkTypeMacro(vtkMultiVolume, vtkVolume);
51  void PrintSelf(ostream& os, vtkIndent indent) override;
52 
54 
57  void SetVolume(vtkVolume* volume, int port = 0);
59  void RemoveVolume(int port) { this->SetVolume(nullptr, port); }
61 
63 
70  void SetProperty(vtkVolumeProperty* property) override;
73 
80  double* GetBounds() override;
81 
85  vtkMTimeType GetMTime() override;
86 
92  void ShallowCopy(vtkProp* prop) override;
93 
102  using vtkVolume::GetMatrix;
103  vtkMatrix4x4* GetMatrix() override { return this->Matrix; }
104 
110  vtkMatrix4x4* GetTextureMatrix() { return this->TexToBBox.GetPointer(); }
111 
115  double* GetDataBounds() { return this->DataBounds.data(); }
116 
117  vtkMTimeType GetBoundsTime() { return this->BoundsComputeTime.GetMTime(); }
118 
126 
130  double* GetDataGeometry() { return this->DataGeometry.data(); }
131 
132 protected:
134  ~vtkMultiVolume() override;
135 
142  void ComputeMatrix() override {}
143 
148 
154 
161  std::array<double, 6> ComputeAABounds(double bounds[6], vtkMatrix4x4* T) const;
162 
163  std::array<double, 6> DataBounds;
164  std::array<double, 24> DataGeometry;
165  std::unordered_map<int, vtkVolume*> Volumes;
168 
169 private:
170  vtkMultiVolume(const vtkMultiVolume&) = delete;
171  void operator=(const vtkMultiVolume&) = delete;
172 };
173 VTK_ABI_NAMESPACE_END
174 #endif
Abstract class for a volume mapper.
Fast, simple class for representing and operating on 3D bounds.
a simple class to control print indentation
Definition: vtkIndent.h:108
represent and manipulate 4x4 transformation matrices
Definition: vtkMatrix4x4.h:140
Represents a world axis-aligned bounding-box containing a set of volumes in a rendered scene.
vtkSmartPointer< vtkMatrix4x4 > TexToBBox
int RenderVolumetricGeometry(vtkViewport *vp) override
Since vtkMultiVolume acts like a proxy volume to compute the bounding box for its internal vtkVolume ...
vtkMTimeType GetBoundsTime()
double * GetBounds() override
Computes the bounds of the box containing all of the vtkVolume instances.
void ComputeMatrix() override
The transformation matrix of this vtkProp3D is not user-definable, (only the registered vtkVolume ins...
vtkMTimeType GetMTime() override
std::unordered_map< int, vtkVolume * > Volumes
void RemoveVolume(int port)
Add / Remove a vtkVolume instance.
std::array< double, 6 > DataBounds
vtkVolume * FindVolume(int port)
Returns the vtkVolume registered in port.
static vtkMultiVolume * New()
vtkTimeStamp BoundsComputeTime
std::array< double, 24 > DataGeometry
vtkVolumeProperty * GetProperty() override
Given that this class represents a bounding-box only there is no property directly associated with it...
double * GetDataGeometry()
Return the eight corners of the volume.
std::array< double, 6 > ComputeAABounds(double bounds[6], vtkMatrix4x4 *T) const
For a box defined by bounds in coordinate system X, compute its axis-aligned bounds in coordinate sys...
vtkVolume * GetVolume(int port=0)
Add / Remove a vtkVolume instance.
bool VolumesChanged()
Checks for changes in the registered vtkVolume instances which could required the bounding-box to be ...
~vtkMultiVolume() override
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
double * GetDataBounds()
Total bounds in data coordinates.
void SetProperty(vtkVolumeProperty *property) override
Given that this class represents a bounding-box only there is no property directly associated with it...
void SetVolume(vtkVolume *volume, int port=0)
Add / Remove a vtkVolume instance.
vtkMatrix4x4 * GetTextureMatrix()
Returns the transformation from texture coordinates to data cooridinates of the bounding-box.
void ShallowCopy(vtkProp *prop) override
Checks whether the vtkProp passed is another vtkMultiVolume and tries to copy accordingly.
vtkMatrix4x4 * GetMatrix() override
Get a pointer to an internal vtkMatrix4x4.
vtkMatrix4x4 * Matrix
Definition: vtkProp3D.h:438
vtkMatrix4x4 * GetMatrix() override
Get a pointer to an internal vtkMatrix4x4.
Definition: vtkProp3D.h:377
abstract superclass for all actors, volumes and annotations
Definition: vtkProp.h:65
abstract specification for renderers
Definition: vtkRenderer.h:171
record modification and/or execution time
Definition: vtkTimeStamp.h:44
abstract specification for Viewports
Definition: vtkViewport.h:64
represents the common properties for rendering a volume.
represents a volume (data & properties) in a rendered scene
Definition: vtkVolume.h:119
window superclass for vtkRenderWindow
Definition: vtkWindow.h:47
@ port
Definition: vtkX3D.h:447
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:270