16#ifndef vtkVolumeMask_h
17#define vtkVolumeMask_h
21#include <vtkOpenGLRenderWindow.h>
24#include <vtkTextureObject.h>
81 const char* arrayName,
84 bool needUpdate =
false;
85 bool modified =
false;
101 int obsolete = needUpdate || !this->
Loaded ||
107 while(!obsolete && i<6)
109 obsolete = obsolete || this->
LoadedExtent[i]>textureExtent[i];
111 obsolete = obsolete || this->
LoadedExtent[i]<textureExtent[i];
132 cout <<
"Mask should be VTK_UNSIGNED_CHAR." << endl;
136 cout <<
"Mask should be a one-component scalar field." << endl;
139 GLint internalFormat = GL_R8;
140 GLenum format = GL_RED;
141 GLenum
type = GL_UNSIGNED_BYTE;
148 textureSize[i] = textureExtent[2*i+1] - textureExtent[2*i] + 1;
153 glGetIntegerv(GL_MAX_3D_TEXTURE_SIZE, &width);
154 this->
Loaded = textureSize[0] <= width && textureSize[1] <= width &&
155 textureSize[2] <= width;
159 this->
Loaded = textureSize[0] * textureSize[1]*
166 glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
168 if(!(textureExtent[1]-textureExtent[0]+cellFlag==dim[0]))
170 glPixelStorei(GL_UNPACK_ROW_LENGTH,dim[0]-cellFlag);
172 if(!(textureExtent[3]-textureExtent[2]+cellFlag==dim[1]))
174 glPixelStorei(GL_UNPACK_IMAGE_HEIGHT,
178 ((textureExtent[4]*(dim[1]-cellFlag)+textureExtent[2]) *
179 (dim[0]-cellFlag)+textureExtent[0]) *
186 textureSize[0], textureSize[1], textureSize[2],
187 1, scalarType, dataPtr);
196 glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
197 glPixelStorei(GL_UNPACK_IMAGE_HEIGHT, 0);
212 swapBounds[0] = (
spacing[0] < 0);
213 swapBounds[1] = (
spacing[1] < 0);
214 swapBounds[2] = (
spacing[2] < 0);
233 this->LoadedBounds[4]=origin[2]+
235 this->LoadedBounds[1]=origin[0]+
237 this->LoadedBounds[3]=origin[1]+
239 this->LoadedBounds[5]=origin[2]+
245 int wholeTextureExtent[6];
250 wholeTextureExtent[i]--;
267 if(this->
LoadedExtent[2*i+1]==wholeTextureExtent[2*i+1])
353 std::map<vtkImageData *,vtkVolumeMask*>
Map;
int GetNumberOfComponents()
virtual int GetDataTypeSize()=0
Return the size of the underlying data type.
virtual void * GetVoidPointer(vtkIdType valueIdx)=0
Return a void pointer.
virtual int GetDataType()=0
Return the underlying data type.
static vtkDataArray * GetScalars(vtkDataSet *input, int scalarMode, int arrayAccessMode, int arrayId, const char *arrayName, int &cellFlag)
Internal helper function for getting the active scalars.
abstract superclass for arrays of numeric data
vtkMTimeType GetMTime() override
Datasets are composite objects and need to check each part for MTime THIS METHOD IS THREAD SAFE.
topologically and geometrically regular array of data
virtual int * GetDimensions()
Get dimensions of this structured points dataset.
virtual double * GetOrigin()
virtual int * GetExtent()
virtual double * GetSpacing()
std::map< vtkImageData *, vtkVolumeMask * > Map
virtual void Delete()
Delete a VTK object.
static vtkOpenGLRenderWindow * SafeDownCast(vtkObjectBase *o)
abstract specification for renderers
vtkRenderWindow * GetRenderWindow()
abstracts an OpenGL texture object.
void Deactivate(unsigned int texUnit)
virtual void SetWrapT(int)
void SetInternalFormat(unsigned int glInternalFormat)
void ReleaseGraphicsResources(vtkWindow *win)
Deactivate and UnBind the texture.
virtual void SetMagnificationFilter(int)
virtual unsigned int GetHandle()
Returns the OpenGL handle.
int GetTextureUnit()
Return the texture unit used for this texture.
virtual void SetBorderColor(float, float, float, float)
Border Color (RGBA).
void SetDataType(unsigned int glType)
virtual void SetWrapR(int)
void SetFormat(unsigned int glFormat)
bool Create3DFromRaw(unsigned int width, unsigned int height, unsigned int depth, int numComps, int dataType, void *data)
Create a 3D texture from client memory numComps must be in [1-4].
void Activate(unsigned int texUnit)
Set the active tex unit and bind (using our bind).
virtual void SetMinificationFilter(int)
static vtkTextureObject * New()
virtual void SetWrapS(int)
void SetContext(vtkRenderWindow *)
Get/Set the context.
record modification and/or execution time
void Modified()
Set this objects time to the current time.
void Update(vtkRenderer *ren, vtkImageData *input, int cellFlag, int textureExtent[6], int scalarMode, int arrayAccessMode, int arrayId, const char *arrayName, vtkIdType maxMemoryInBytes)
vtkTextureObject * Texture
vtkIdType LoadedExtent[6]
vtkTimeStamp GetBuildTime()
vtkIdType * GetLoadedExtent()
void ReleaseGraphicsResources(vtkWindow *window)
double * GetLoadedBounds()
window superclass for vtkRenderWindow
#define VTK_UNSIGNED_CHAR