TTF Class Methods

Methods

Method	Description
ColorToRGB	Transforms TColor value to a 3d vector of <0..1>
Create	Constructor, creates default transfer functions.
DeleteHistogram	Deletes texture, when switched to another TTF instance.
DeleteNode	Deletes selected transfer node.
Destroy	Destructor. Frees memory.
EnumeratePoint	Determines color of a point form <0..1>
ExistsHistogram	Checks if a swapped histogram texture from previous usage of the dataset exists.
ExportToFile	Saves data for creation of the histogram texture for one time step.
GenGlobalHistogram	If no data swapped, this generates the global histogram texture data.
Histogram	If no data swapped, this generates the histogram texture data for one tiome step.
Init	Initializes the histogram and transfer node meshes (display lists)
LoadFromFile	Loads a lit of transfer nodes form a file
LoadHistogram	Creates histogram textures for all time steps and global histogram from a swapped file.
onGUIDraw	Draw routine called one per frame.
onMouseUp	MouseUp handler
onSelect	Checks if there is a transfer node under the mouse pointer
onSelectDraw	Used by onSelect. It draw one node for onSelect.
Reset	Resets the transfer function to it default.
SaveHistogram	Saves data to be swapped to HDD.
SaveToFile	Saves the array of transfer nodes to a file
SetVisibile	Makes the transfer function visible and loads the textures to graphical memory.
SortPoints	Sorts the transfer nodes by their position
TPSelected	Determines, if the mouse clicked into the transfer node i.
unSelect	makes no node selected

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