v2.7 LIDAR

Author: FarrantAlex

CHANGELOG

@@ -1,4 +1,9 @@
 SIGNAL SERVER CHANGELOG 
+2.7 - 03 Jan 2016
+Added support for LIDAR data in ASCII grid format with WGS84 bounds
+Increased resolution to +54000 pixels per degree (2m)
+Removed support for Windows SDF filenames without:colons.
+
 
 2.63 - 10 Nov 2015
 Added sanity check and handicap to ECC33 model when used with low Tx heights in hilly areas = sea of red
@@ -11,10 +16,10 @@ Credit to Nils Lofstad for helping nail this down.
 FSPL model floor reduced from 150MHz to 20MHz.
 
 2.6 - 9 June 2015
-Multithreading support added by Michael Ramnarine
+Multi-threading support added by Michael Ramnarine
 PlotPropagation() and PlotLOSMap() use four threads by default
 Feature can be disabled with -nothreads flag
-Static and global variables have been made threadsafe
+Static and global variables have been made thread safe
 
 2.5 - 27 May 2015
 Code refactored by Andrew Clayton / ac000 with header files
@@ -109,7 +114,7 @@ New Earth Dielectric range (Permittivity): 80 to 0.1
 New Conductivity range (Siemens/m): 0.01 to 0.000001
 
 1.0 - 19 November 2011
-SS released. 
+Signal Server forked from SPLAT!
 
 
 

Makefile

@@ -35,7 +35,9 @@ signalserver: $(objects)
 	@$(CXX) $(objects) -o $@ ${LIBS}
 	@echo -e " SYMLNK\tsignalserverHD -> $@"
 	@ln -sf $@ signalserverHD
-
+	@echo -e " SYMLNK\tsignalserverLIDAR -> $@"
+	@ln -sf $@ signalserverLIDAR
+	
 main.o: main.cc common.h inputs.hh outputs.hh itwom3.0.hh los.hh
 
 inputs.o: inputs.cc common.h main.hh
@@ -48,4 +50,4 @@ los.o: los.cc common.h main.hh cost.hh ecc33.hh ericsson.hh fspl.hh hata.hh \
 
 .PHONY: clean
 clean:
-	rm -f $(objects) signalserver signalserverHD
+	rm -f $(objects) signalserver signalserverHD signalserverLIDAR

README.md

@@ -1,11 +1,11 @@
 /****************************************************************************\
-*       Signal Server: Server optimised SPLAT! by Alex Farrant               *
+*    Signal Server: Server optimised SPLAT! by Alex Farrant, M6ZUJ           *
 ******************************************************************************
 *    SPLAT! Project started in 1997 by John A. Magliacane, KD2BD             *
 *                                                                            *
 ******************************************************************************
-*         Please consult the SPLAT! documentation for a complete list of     *
-*         individuals who have contributed to this project.                  *
+*    Please consult the SPLAT! documentation for a complete list of          *
+*    individuals who have contributed to this project.                       *
 ******************************************************************************
 *                                                                            *
 *  This program is free software; you can redistribute it and/or modify it   *
@@ -20,7 +20,7 @@
 *                                                                            *
 \****************************************************************************/
 
-		 -- Signal Server 2.6 --
+		 -- Signal Server --
 	Compiled for 64 tiles at 1200 pixels/degree
 
      -d Directory containing .sdf tiles
@@ -53,5 +53,17 @@
      -ng Normalise Path Profile graph
      -haf Halve 1 or 2 (optional)
      -nothreads Turn off threaded processing (optional)
+	 
+	 Example usage:
+	 
+	 INPUTS: 900MHz tower at 25m AGL with 5W ERP
+	 OUTPUTS: 1200 resolution, 30km radius, -90dBm receiver threshold, Longley Rice model
+	 ./signalserver -d /data/SRTM3 -lat 51.849 -lon -2.2299 -txh 25 -f 900 -erp 5 -rxh 2 -rt -90 -dbm -m -o test1 -R 30 -res 1200 -pm 1
 
+	 INPUTS: 450MHz tower at 25f AGL with 20W ERP
+	 OUTPUTS: 3600 resolution, 30km radius, 10dBuV receiver threshold, Hata model
+	 ./signalserverHD -d /data/SRTM1 -lat 51.849 -lon -2.2299 -txh 25 -f 450 -erp 20 -rxh 2 -rt 10 -o test2 -R 30 -res 3600 -pm 3
 
+	 INPUTS: 1800MHz tower at 15m AGL with 1W ERP
+	 OUTPUTS: 2m LIDAR resolution, 5km radius, -90dBm receiver threshold, Longley Rice model
+	./signalserverLIDAR -lid /data/LIDAR2m/Gloucester_2m.asc -lat 51.849 -lon -2.2299 -txh 15 -f 1800 -erp 1 -rxh 2 -rt -90 -dbm -m -o test3 -R 30 -res 5000 -pm 1

common.h

@@ -23,10 +23,10 @@
 #define FOUR_THIRDS	1.3333333333333
 
 struct dem {
-	int min_north;
-	int max_north;
-	int min_west;
-	int max_west;
+	float min_north;
+	float max_north;
+	float min_west;
+	float max_west;
 	int max_el;
 	int min_el;
 	short **data;
@@ -73,17 +73,19 @@ extern int MAXPAGES;
 extern int ARRAYSIZE;
 extern int IPPD;
 
-extern int min_north;
-extern int max_north;
-extern int min_west;
-extern int max_west;
+extern double min_north;
+extern double max_north;
+extern double min_west;
+extern double max_west;
 extern int ippd;
 extern int mpi;
 extern int max_elevation;
 extern int min_elevation;
 extern int contour_threshold;
 extern int loops;
 extern int jgets;
+extern int width;
+extern int height;
 
 extern double earthradius;
 extern double north;
@@ -93,6 +95,7 @@ extern double west;
 extern double max_range;
 extern double dpp;
 extern double ppd;
+extern double yppd;
 extern double fzone_clearance;
 extern double clutter;
 extern double dBm;