Common approaches ■ Direct Volume Rendering These techniques deal directly with volume primitives without any intermediate conversion of the volume data to surface representation, e.g.ray tracing of volume data,3D texture mapping rendering
Common approaches ... n Direct Volume Rendering These techniques deal directly with volume primitives without any intermediate conversion of the volume data to surface representation, e.g. ray tracing of volume data, 3D texture mapping rendering
Surface Rendering Techniques Marching Cubes Algorithm ■creates triangles floating point representation use case table to create triangles use general graphics hardware for rendering can generate large number of triangles for medical data,e.g. 0.5 million triangles for a human skull
Surface Rendering Techniques n Marching Cubes Algorithm n creates triangles n floating point representation n use case table to create triangles n use general graphics hardware for rendering n can generate large number of triangles for medical data, e.g. 0.5 million triangles for a human skull
Results(1) MC ASC,N=1
Results(1) MC ASC, N = 1
Results(1) MC ASC,N=2
Results(1) MC ASC, N = 2
Results(1) MC ASC,N=4
Results(1) MC ASC, N = 4