Changes between Version 11 and Version 12 of GSoC/2014/ImplementationOf3DRasterFlowLine


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Timestamp:
Aug 1, 2014, 12:46:42 PM (10 years ago)
Author:
annakrat
Comment:

week 11

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  • GSoC/2014/ImplementationOf3DRasterFlowLine

    v11 v12  
    140140
    141141Next week I would like to try different tile settings to see if there is any difference and then try to implement !r3.gradient module based on the gradient function in !r3.flow.
     142
     143=== Week 11 ===
     144I implemented adding attributes to each segment of a flowline. I added column with velocities and values of input 3D raster along the flowline. The result can be visualized by using vector color tables (v.colors) in 2D and 3D (I had to fix the 3D view first). Since this slows down the computation significantly, I left there as default the option not to create table and not to write segments as individual lines.
     145
     146[[Image(r3flow_flowlines_color.png, 300px)]]
     147
     148I started writing !r3.gradient module based on the gradient function in !r3.flow. The module is already running and giving correct results, I will add it to addons once the gradient function is moved to library. I will try to parallelize the gradient computation with openMP, the structure of the code is already prepared for that.