Download User Manual

Contents
1. GRASS-RAPLAT OVERVIEW ........................................................................................ 1
2. RAPLAT IN DETAILS ....................................................................................................... 3
2.1. RUN A COMPLETE RADIO COVERAGE COMPUTATION - R.RADCOV .................................. 4
2.1.1. Antenna types table ............................................................................................. 7
2.1.2. Computation region management ...................................................................... 8
2.1.3. Parallel execution support.................................................................................. 9
2.1.4. Reuse and Purge ............................................................................................... 10
2.1.5. Database support .............................................................................................. 10
2.1.6. Other parameters .............................................................................................. 10
2.2. RADIO PROPAGATION MODELS (ISOTROPIC ANTENNA) ................................................ 11
2.2.1. r.fspl .................................................................................................................. 11
2.2.2. r.hata................................................................................................................. 12
2.2.3. r.cost231 ........................................................................................................... 14
2.2.4. r.hataDEM ........................................................................................................ 15
2.2.5. r.waik ................................................................................................................ 18
2.3. ADD TRANSMISSION ANTENNA - R.SECTOR .................................................................. 21
2.4. CALCULATE COMPLETE COVERAGE - R.MAXPOWER ................................................... 24
2.4.1. The input cell list file ........................................................................................ 25
2.4.2. The output data table ........................................................................................ 25
2.5. PREPARE CLUTTER MAP - R.CLUTCONVERT ................................................................. 27
3. SRTM MAPS ..................................................................................................................... 30
3.1. SRTM MAPS AND GRASS LOCATIONS/PROJECTIONS ................................................. 31
3.2. DOWNLOAD SRTM MAPS - M.GETSRTMMAPS ........................................................... 32
3.3. CONVERT SRTM MAPS TO A GRASS DEM - M.SRTMTOGRASS ............................. 33
3.4. PROJECT GRASS DEM TO THE FINAL CARTOGRAPHIC LOCATION .............................. 34
3.5. REMOVING VOIDS ........................................................................................................ 34
3.6. WHAT ABOUT LAND USE / CLUTTER MAPS? ................................................................. 34
3.7. AN EXAMPLE: SRTM-BASED DEM FOR SLOVENIA..................................................... 35
4. VIRTUAL MACHINE - GRASS & RAPLAT PREINSTALLED ............................... 40
4.1. PRECONFIGURED UBUNTU USER ACCOUNTS ................................................................ 41
4.2. ABOUT GRASS INSTALLATION ................................................................................... 41
4.3. ABOUT GRASS DATABASE ......................................................................................... 42
4.4. ABOUT MYSQL .......................................................................................................... 42
4.5. ABOUT POSTGRESQL ................................................................................................. 43
5. NEW GRASS AND RAPLAT INSTALLATION .......................................................... 45
5.1. INSTALL MYSQL & POSTGRESQL ............................................................................. 45
5.2. INSTALL GRASS AND RELATED SOFTWARE PACKAGES .............................................. 45
5.3. INSTALL RAPLAT MODULES ....................................................................................... 48
5.4. SET UP GRASS DATABASE AND USERS ....................................................................... 49
5.5. SET UP MYSQL / POSTGRESQL FOR USE WITH GRASS-RAPLAT .............................. 50
5.5.1. Set up MySQL ................................................................................................... 51
5.5.2. Set up PostgreSQL ............................................................................................ 52
i