def __init__(self, shaderComputation, textureUnit, volumeNode):
FieldSampler.__init__(self, shaderComputation, textureUnit, volumeNode)
self.shiftScale = vtk.vtkImageShiftScale()
try:
from vtkSlicerShadedActorModuleLogicPython import vtkOpenGLTextureImage
except ImportError:
import vtkAddon
vtkOpenGLTextureImage=vtkAddon.vtkOpenGLTextureImage
self.textureImage=vtkOpenGLTextureImage()
self.textureImage.SetShaderComputation(self.shaderComputation)
self.updateFromMRML()
def __init__(self, shaderComputation, textureUnit, volumeNode):
FieldSampler.__init__(self, shaderComputation, textureUnit, volumeNode)
self.shiftScale = vtk.vtkImageShiftScale()
try:
from vtkSlicerShadedActorModuleLogicPython import vtkOpenGLTextureImage
except ImportError:
import vtkAddon
vtkOpenGLTextureImage = vtkAddon.vtkOpenGLTextureImage
self.textureImage = vtkOpenGLTextureImage()
self.textureImage.SetShaderComputation(self.shaderComputation)
self.updateFromMRML()
def __init__(self, shaderComputation, textureUnit, node):
self.shaderComputation = shaderComputation
self.textureUnit = textureUnit
self.node = node
self.dummyImage = vtk.vtkImageData()
self.dummyImage.SetDimensions(1,1,1)
self.dummyImage.AllocateScalars(vtk.VTK_SHORT, 1)
try:
from vtkSlicerShadedActorModuleLogicPython import vtkOpenGLTextureImage
except ImportError:
import vtkAddon
vtkOpenGLTextureImage=vtkAddon.vtkOpenGLTextureImage
self.textureImage=vtkOpenGLTextureImage()
self.textureImage.SetShaderComputation(self.shaderComputation)
self.textureImage.SetImageData(self.dummyImage)
def __init__(self, shaderComputation, textureUnit, node):
self.shaderComputation = shaderComputation
self.textureUnit = textureUnit
self.node = node
self.dummyImage = vtk.vtkImageData()
self.dummyImage.SetDimensions(1, 1, 1)
self.dummyImage.AllocateScalars(vtk.VTK_SHORT, 1)
try:
from vtkSlicerShadedActorModuleLogicPython import vtkOpenGLTextureImage
except ImportError:
import vtkAddon
vtkOpenGLTextureImage = vtkAddon.vtkOpenGLTextureImage
self.textureImage = vtkOpenGLTextureImage()
self.textureImage.SetShaderComputation(self.shaderComputation)
self.textureImage.SetImageData(self.dummyImage)
def __init__(self, sliceWidget):
self.initialized = False
super(IsobrushEffectTool, self).__init__(sliceWidget)
# create a logic instance to do the non-gui work
self.logic = IsobrushEffectLogic(self.sliceWidget.sliceLogic())
# interaction state variables - track if painting or not
self.actionState = None
self.mode = 'isograph' # TODO: could be a node setting controlled by gui
#
# cursor actor (paint preview)
#
self.cursorMapper = vtk.vtkImageMapper()
self.cursorDummyImage = vtk.vtkImageData()
self.cursorDummyImage.AllocateScalars(vtk.VTK_UNSIGNED_INT, 1)
self.cursorMapper.SetInputData(self.cursorDummyImage)
self.cursorActor = vtk.vtkActor2D()
self.cursorActor.VisibilityOff()
self.cursorActor.SetMapper(self.cursorMapper)
self.cursorMapper.SetColorWindow(255)
self.cursorMapper.SetColorLevel(128)
self.actors.append(self.cursorActor)
self.renderer.AddActor2D(self.cursorActor)
#
# Shader computation
# - need to import class from module here since it may not be in sys.path
# at startup time
# - uses dummy render window for framebuffer object context
#
try:
from vtkSlicerShadedActorModuleLogicPython import vtkOpenGLShaderComputation
from vtkSlicerShadedActorModuleLogicPython import vtkOpenGLTextureImage
except ImportError:
import vtkAddon
vtkOpenGLShaderComputation = vtkAddon.vtkOpenGLShaderComputation
vtkOpenGLTextureImage = vtkAddon.vtkOpenGLTextureImage
self.shaderComputation = vtkOpenGLShaderComputation()
self.backgroundTextureImage = vtkOpenGLTextureImage()
self.labelTextureImage = vtkOpenGLTextureImage()
self.resultImageTexture = vtkOpenGLTextureImage()
self.iterationImageTexture = vtkOpenGLTextureImage()
self.backgroundTextureImage.SetShaderComputation(
self.shaderComputation)
self.labelTextureImage.SetShaderComputation(self.shaderComputation)
self.resultImageTexture.SetShaderComputation(self.shaderComputation)
self.iterationImageTexture.SetShaderComputation(self.shaderComputation)
self.shaderComputation.SetVertexShaderSource("""
#version 120
attribute vec3 vertexAttribute;
attribute vec2 textureCoordinateAttribute;
varying vec3 interpolatedTextureCoordinate;
void main()
{
interpolatedTextureCoordinate = vec3(textureCoordinateAttribute, .5);
gl_Position = vec4(vertexAttribute, 1.);
}
""")
self.initialized = True
self.previewOn()
def __init__(self, sliceWidget):
self.initialized = False
super(IsobrushEffectTool,self).__init__(sliceWidget)
# create a logic instance to do the non-gui work
self.logic = IsobrushEffectLogic(self.sliceWidget.sliceLogic())
# interaction state variables - track if painting or not
self.actionState = None
#
# cursor actor (paint preview)
#
self.cursorMapper = vtk.vtkImageMapper()
self.cursorDummyImage = vtk.vtkImageData()
self.cursorDummyImage.AllocateScalars(vtk.VTK_UNSIGNED_INT, 1)
self.cursorMapper.SetInputData( self.cursorDummyImage )
self.cursorActor = vtk.vtkActor2D()
self.cursorActor.VisibilityOff()
self.cursorActor.SetMapper( self.cursorMapper )
self.cursorMapper.SetColorWindow( 255 )
self.cursorMapper.SetColorLevel( 128 )
self.actors.append( self.cursorActor )
self.renderer.AddActor2D( self.cursorActor )
#
# Shader computation
# - need to import class from module here since it may not be in sys.path
# at startup time
# - uses dummy render window for framebuffer object context
#
try:
from vtkSlicerShadedActorModuleLogicPython import vtkOpenGLShaderComputation
from vtkSlicerShadedActorModuleLogicPython import vtkOpenGLTextureImage
except ImportError:
import vtkAddon
vtkOpenGLShaderComputation=vtkAddon.vtkOpenGLShaderComputation
vtkOpenGLTextureImage=vtkAddon.vtkOpenGLTextureImage
self.shaderComputation=vtkOpenGLShaderComputation()
self.backgroundTextureImage=vtkOpenGLTextureImage()
self.labelTextureImage=vtkOpenGLTextureImage()
self.resultImageTexture=vtkOpenGLTextureImage()
self.iterationImageTexture=vtkOpenGLTextureImage()
self.backgroundTextureImage.SetShaderComputation(self.shaderComputation)
self.labelTextureImage.SetShaderComputation(self.shaderComputation)
self.resultImageTexture.SetShaderComputation(self.shaderComputation)
self.iterationImageTexture.SetShaderComputation(self.shaderComputation)
self.shaderComputation.SetVertexShaderSource("""
#version 120
attribute vec3 vertexAttribute;
attribute vec2 textureCoordinateAttribute;
varying vec3 interpolatedTextureCoordinate;
void main()
{
interpolatedTextureCoordinate = vec3(textureCoordinateAttribute, .5);
gl_Position = vec4(vertexAttribute, 1.);
}
""")
self.initialized = True
self.previewOn()
