Commit 8adca088 authored by Sankhesh Jhaveri's avatar Sankhesh Jhaveri

Minor documentation changes to reflect current implementation

parent 4d5a1b4a
......@@ -60,13 +60,11 @@ public:
//@{
/**
* Set/Get the blend mode. Currently this is only supported
* by the vtkFixedPointVolumeRayCastMapper - other mappers
* have different ways to set this (supplying a function
* to a vtkVolumeRayCastMapper) or don't have any options
* (vtkVolumeTextureMapper2D supports only compositing).
* Set/Get the blend mode.
* Additive blend mode adds scalars along the ray and multiply them by
* their opacity mapping value.
* Average blend mode averages scalars and determines the final color by
* passing the average through the color and opacity transfer functions.
*/
vtkSetMacro( BlendMode, int );
void SetBlendModeToComposite()
......
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