Merge pull request #6 from kryc/feature-image

Feature image
This commit is contained in:
Alex Farrant
2017-02-06 21:33:33 +00:00
committed by GitHub
7 changed files with 557 additions and 143 deletions

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@@ -4,11 +4,11 @@ CC = gcc
CXX = g++
CFLAGS = -Wall -O3 -s -ffast-math
CXXFLAGS = -Wall -O3 -s -ffast-math
LIBS = -lm -lpthread
LIBS = -lm -lpthread -ldl
VPATH = models
objects = main.o cost.o ecc33.o ericsson.o fspl.o hata.o itwom3.0.o \
los.o sui.o pel.o inputs.o outputs.o
los.o sui.o pel.o inputs.o outputs.o image.o image-ppm.o
GCC_MAJOR := $(shell $(CXX) -dumpversion 2>&1 | cut -d . -f 1)
GCC_MINOR := $(shell $(CXX) -dumpversion 2>&1 | cut -d . -f 2)
@@ -45,6 +45,10 @@ inputs.o: inputs.cc common.h main.hh
outputs.o: outputs.cc common.h inputs.hh main.hh cost.hh ecc33.hh ericsson.hh \
fspl.hh hata.hh itwom3.0.hh sui.hh pel.hh
image.o: image.cc image-ppm.o
image-ppm.o: image-ppm.cc
los.o: los.cc common.h main.hh cost.hh ecc33.hh ericsson.hh fspl.hh hata.hh \
itwom3.0.hh sui.hh pel.hh

59
image-ppm.cc Normal file
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@@ -0,0 +1,59 @@
#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
#include <errno.h>
#include "image.hh"
int ppm_init(image_ctx_t *ctx){
size_t buf_size;
/* Perform simple sanity checking */
if(ctx->canvas != NULL)
return EINVAL;
ctx->model = IMAGE_RGB; //Override this as we only support RGB
ctx->format = IMAGE_PPM;
ctx->extension = (char*)".ppm";
buf_size = ctx->width * ctx->height * RGB_SIZE;
/* Allocate the canvas buffer */
ctx->canvas = (uint8_t*) calloc(buf_size,sizeof(uint8_t));
ctx->next_pixel = ctx->canvas;
if(ctx->canvas == NULL)
return ENOMEM;
return 0;
}
int ppm_add_pixel(image_ctx_t *ctx,const uint8_t r,const uint8_t g,const uint8_t b,const uint8_t a){
register uint8_t* next;
next = ctx->next_pixel;
next[0] = r;
next[1] = g;
next[2] = b;
ctx->next_pixel += 3;
return 0;
}
int ppm_get_pixel(image_ctx_t *ctx,const size_t x,const size_t y,const uint8_t *r,const uint8_t *g,const uint8_t *b,const uint8_t *a){
/* STUB */
return 0;
}
int ppm_write(image_ctx_t *ctx, FILE* fd){
size_t written;
size_t count;
count = ctx->width * ctx->height * RGB_SIZE;
fprintf(fd, "P6\n%zu %zu\n255\n", ctx->width, ctx->height);
written = fwrite(ctx->canvas,sizeof(uint8_t),count,fd);
if(written < count)
return EPIPE;
return 0;
}

23
image-ppm.hh Normal file
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@@ -0,0 +1,23 @@
#ifndef _IMAGE_PPM_HH
#define _IMAGE_PPM_HH
#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
#include "image.hh"
int ppm_init(image_ctx_t *ctx);
int ppm_add_pixel(image_ctx_t *ctx,const uint8_t r,const uint8_t g,const uint8_t b,const uint8_t a);
int ppm_get_pixel(image_ctx_t *ctx,const size_t x,const size_t y,const uint8_t *r,const uint8_t *g,const uint8_t *b,const uint8_t *a);
int ppm_write(image_ctx_t *ctx, FILE* fd);
image_dispatch_table_t ppm_dt = {\
.init = ppm_init, \
.add_pixel = ppm_add_pixel, \
.set_pixel = NULL, \
.get_pixel = ppm_get_pixel, \
.write = ppm_write, \
.free = NULL
};
#endif

275
image.cc Normal file
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@@ -0,0 +1,275 @@
/*
* Generic image output handling. This feature allows
* for extensible image output formats and permits for
* cleaner image rendering code in the model generation
* routines by moving all of the file-format specific
* logic to be handled here.
*/
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#include <stdio.h>
#include <errno.h>
#include <dlfcn.h>
#include "image.hh"
#include "image-ppm.hh"
int get_dt(image_dispatch_table_t *dt, int format);
int load_library(image_dispatch_table_t *dt);
#define DISPATCH_TABLE(ctx) ((image_dispatch_table_t*)(ctx)->_dt)
static int default_format = IMAGE_PPM;
char *dynamic_backend = NULL;
/*
* image_set_format
* Changes the default format for the next
* uninitialized image canvas
*/
int image_set_format(int format){
if(format <= IMAGE_DEFAULT || format >= IMAGE_FORMAT_MAX)
return EINVAL;
default_format = format;
return 0;
}
/*
* image_init
* Initialize an image context. Must be called
* before attempting to write any image data
*/
int image_init(image_ctx_t *ctx, \
const size_t width, \
const size_t height, \
const int model, \
const int format) {
int success = 0;
image_dispatch_table_t *dt;
/* Perform some sanity checking on provided arguments */
if(ctx == NULL)
return EINVAL;
if(width == 0 || height == 0)
return EINVAL;
if(model < 0 || model > IMAGE_MODEL_MAX)
return EINVAL;
if(format >= IMAGE_FORMAT_MAX || (format == IMAGE_LIBRARY && dynamic_backend == NULL))
return EINVAL;
memset(ctx,0x00,sizeof(image_ctx_t));
/* Assign the initialize values to the processing context */
ctx->width = width;
ctx->height = height;
ctx->model = model;
if(format == IMAGE_DEFAULT)
ctx->format = default_format;
else
ctx->format = format;
/* Get the dispatch table for this image format */
dt = (image_dispatch_table_t *) calloc(1,sizeof(image_dispatch_table_t));
if(dt == NULL){
fprintf(stderr,"Error allocating dispatch table\n");
return ENOMEM;
}
success = get_dt(dt,ctx->format);
if(success != 0){
fprintf(stderr,"Error locating dispatch table\n");
free(dt);
return success;
}
ctx->_dt = (void*)dt;
/* Call the format-specific initialization function */
success = dt->init(ctx);
if(success != 0){
fprintf(stderr,"Error initializing image context\n");
free(dt);
return success;
}
ctx->initialized = 1;
return success;
}
/*
* image_add_pixel, image_set_pixel, image_get_pixel, image_write, image_free
* Various setters ad getters for assigning pixel data. image_write
* takes an open file handle and writes image data to it.
* These functions simply wrap the underlying format-specific functions
*/
int image_add_pixel(image_ctx_t *ctx, const uint8_t r, const uint8_t g, const uint8_t b, const uint8_t a){
if(ctx->initialized != 1) return EINVAL;
return DISPATCH_TABLE(ctx)->add_pixel(ctx,r,g,b,a);
}
int image_set_pixel(image_ctx_t *ctx, const size_t x, const size_t y, const uint8_t r, const uint8_t g, const uint8_t b, const uint8_t a){
size_t block_size;
if(ctx->initialized != 1) return EINVAL;
/* Image format handlers have the option to specify a _set_pixel handler */
if(DISPATCH_TABLE(ctx)->set_pixel != NULL){
return DISPATCH_TABLE(ctx)->set_pixel(ctx,x,y,r,g,b,a);
}
block_size = ctx->model == IMAGE_RGB ? RGB_SIZE : RGBA_SIZE;
ctx->next_pixel = ctx->canvas + PIXEL_OFFSET(x,y,ctx->width,block_size);
return DISPATCH_TABLE(ctx)->add_pixel(ctx,r,g,b,a);
}
int image_get_pixel(image_ctx_t *ctx, const size_t x, const size_t y, const uint8_t *r, const uint8_t *g, const uint8_t *b, const uint8_t *a){
if(ctx->initialized != 1) return EINVAL;
if(DISPATCH_TABLE(ctx)->get_pixel != NULL)
return DISPATCH_TABLE(ctx)->get_pixel(ctx,x,y,r,g,b,a);
return ENOSYS;
}
int image_write(image_ctx_t *ctx, FILE *fd){
if(ctx->initialized != 1) return EINVAL;
return DISPATCH_TABLE(ctx)->write(ctx,fd);
}
void image_free(image_ctx_t *ctx){
if(ctx->initialized != 1) return;
if(DISPATCH_TABLE(ctx)->free != NULL){
DISPATCH_TABLE(ctx)->free(ctx);
}
if(ctx->canvas != NULL) free(ctx->canvas);
}
/*
* image_get_filename
* Creates an appropriate file name using data supplied
* by the user. If the extension is already correct, return
* that; if not append if there is space
*/
int image_get_filename(image_ctx_t *ctx, char *out, size_t len_out, char *in){
size_t len_src;
size_t len_ext;
int success = 0;
if(ctx->initialized != 1)
return EINVAL;
/* Get various lengths */
len_src = strlen(in);
len_ext = strlen(ctx->extension);
if(len_src == 0){
in = (char*)"output";
len_src = 6;
}
if(len_src > len_ext && strcmp(in+len_src-len_ext,ctx->extension) == 0){
/* Already has correct extension and fits in buffer */
if(len_src < len_out)
strncpy(in,out,len_out);
else
success = ENOMEM;
}else if(len_src > len_ext){
/* Doesn't have correct extension and fits */
if(len_src + len_ext < len_out){
strncpy(out,in,len_out);
strncat(out,ctx->extension,len_out);
}else
success = ENOMEM;
}else{
/* The input buffer plus an extension cannot fit in the output buffer */
fprintf(stderr,"Error building image output filename\n");
success = ENOMEM;
}
return success;
}
/*
* get_dt
* Load the dispatch table for the specified image
* format. Currently only pixmap supported.
*/
int get_dt(image_dispatch_table_t *dt, int format){
int success = 0;
memset((void*)dt,0x00,sizeof(image_dispatch_table_t));
switch(format){
case IMAGE_PPM:
*dt = ppm_dt;
break;
case IMAGE_LIBRARY:
success = load_library(dt);
break;
default:
success = EINVAL;
}
return success;
}
/*
* ==WARNING==: Here be dragons!
* Experimantal features beyond this point.
* Only use if you are sure you know what you
* are doing!
*/
/*
* image_set_library
* Set the library to use for generating images
*/
int image_set_library(char *library){
char *libname;
size_t length;
length = strlen(library) + 1;
libname = (char*)calloc(length,sizeof(char));
if(libname == NULL)
return ENOMEM;
strncpy(libname,library,length);
dynamic_backend = libname;
default_format = IMAGE_LIBRARY;
return 0;
}
/*
* image_get_library
* Returns the current saved image rendering
* library
*/
char* image_get_library(){
return dynamic_backend;
}
/*
* load_library
* External image processing: experimental feature
* Load an external library to perform image processing
* It must be a custom compatible library
*/
int load_library(image_dispatch_table_t *dt){
void *hndl;
int success = 0;
/* Validate object file */
if(dynamic_backend == NULL || strlen(dynamic_backend) == 0){
fprintf(stderr,"Custom image processor requested without specification\n");
return EINVAL;
}
/* Load shared object and locate required exports */
hndl = dlopen(dynamic_backend,RTLD_LAZY);
if(hndl == NULL){
fprintf(stderr,"Error loading shared object\n");
return EINVAL;
}
/* Perform symbol lookup */
if((dt->init = (_init*)dlsym(hndl,"lib_init")) == NULL ||
(dt->add_pixel = (_add_pixel*)dlsym(hndl,"lib_add_pixel")) == NULL ||
(dt->write = (_write*)dlsym(hndl,"lib_write")) == NULL){
fprintf(stderr,"Invalid image processing module specified\n\t%s",dlerror());
success = EINVAL;
(void) dlclose(hndl);
}
/* Lookup optional symbols, these can return NULL */
if(success == 0){
dt->get_pixel = (_get_pixel*)dlsym(hndl,"lib_get_pixel");
dt->set_pixel = (_set_pixel*)dlsym(hndl,"lib_set_pixel");
dt->free = (_free*)dlsym(hndl,"lib_free");
}
return success;
}

63
image.hh Normal file
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@@ -0,0 +1,63 @@
#ifndef _IMAGE_HH_
#define _IMAGE_HH_
#include <stdint.h>
#define RGB_SIZE 3
#define RGBA_SIZE 4
enum _image_format{ IMAGE_DEFAULT = 0, \
IMAGE_PPM, \
IMAGE_LIBRARY, \
IMAGE_FORMAT_MAX \
};
enum _image_model{ IMAGE_RGB, \
IMAGE_RGBA, \
IMAGE_MODEL_MAX
};
typedef struct _image_ctx{
size_t width;
size_t height;
int model;
int format;
uint8_t *canvas;
uint8_t *next_pixel;
uint32_t initialized;
char *extension;
void *_dt;
} image_ctx_t, *pimage_ctx_t;
typedef int _init(image_ctx_t*);
typedef int _add_pixel(image_ctx_t*,const uint8_t,const uint8_t,const uint8_t,const uint8_t);
typedef int _set_pixel(image_ctx_t*,const size_t,const size_t,const uint8_t,const uint8_t,const uint8_t,const uint8_t);
typedef int _get_pixel(image_ctx_t*,const size_t,const size_t,const uint8_t*,const uint8_t*,const uint8_t*,const uint8_t*);
typedef int _write(image_ctx_t*,FILE*);
typedef void _free(image_ctx_t*);
typedef struct _image_dispatch_table{
_init *init;
_add_pixel *add_pixel;
_set_pixel *set_pixel;
_get_pixel *get_pixel;
_write *write;
_free *free;
} image_dispatch_table_t;
int image_set_format(int);
int image_init(image_ctx_t*, const size_t, const size_t, const int, const int);
int image_add_pixel(image_ctx_t* ctx, const uint8_t, const uint8_t, const uint8_t, const uint8_t);
int image_set_pixel(image_ctx_t* ctx, const size_t, const size_t, const uint8_t, const uint8_t, const uint8_t, const uint8_t);
int image_get_pixel(image_ctx_t* ctx,const size_t,const size_t, uint8_t const*, uint8_t const*, uint8_t const*, uint8_t const*);
int image_get_filename(image_ctx_t*, char*, size_t, char*);
int image_write(image_ctx_t*, FILE*);
void image_free(image_ctx_t*);
int image_set_library(char*);
#define ADD_PIXEL(ctx,r,g,b) image_add_pixel((ctx),(r),(g),(b),0xff)
#define ADD_PIXELA(ctx,r,g,b,a) image_add_pixel((ctx),(r),(g),(b),(a))
#define PIXEL_OFFSET(x,y,width,pixel_size) (((x) * (pixel_size)) + ((width) * (pixel_size) * (y)))
#endif

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@@ -35,6 +35,7 @@ double version = 2.95;
#include "models/itwom3.0.hh"
#include "models/los.hh"
#include "models/pel.hh"
#include "image.hh"
int MAXPAGES = 64;
int ARRAYSIZE = 76810;//76810;
@@ -1210,6 +1211,14 @@ int main(int argc, char *argv[])
}
}
if (strcmp(argv[x], "-so") == 0) {
z = x + 1;
if(image_set_library(argv[z]) != 0){
fprintf(stderr,"Error configuring image processor\n");
exit(EINVAL);
}
}
if (strcmp(argv[x], "-rt") == 0) {
z = x + 1;

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@@ -14,6 +14,7 @@
#include "models/hata.hh"
#include "models/itwom3.0.hh"
#include "models/sui.hh"
#include "image.hh"
void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
unsigned char ngs, struct site *xmtr, unsigned char txsites)
@@ -30,6 +31,13 @@ void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
int indx, x, y, z, x0 = 0, y0 = 0, loss, match;
double lat, lon, conversion, one_over_gamma, minwest;
FILE *fd;
image_ctx_t ctx;
int success;
if((success = image_init(&ctx, width, (kml ? height : height + 30), IMAGE_RGB, IMAGE_DEFAULT)) != 0){
fprintf(stderr,"Error initializing image\n");
exit(success);
}
one_over_gamma = 1.0 / GAMMA;
conversion =
@@ -45,24 +53,11 @@ void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
filename[strlen(filename) - 4] = 0; /* Remove .qth */
}
y = strlen(filename);
if (y > 4) {
if (filename[y - 1] == 'm' && filename[y - 2] == 'p'
&& filename[y - 3] == 'p' && filename[y - 4] == '.')
y -= 4;
if(image_get_filename(&ctx,mapfile,sizeof(mapfile),filename) != 0){
fprintf(stderr,"Error creating file name\n");
exit(1);
}
for (x = 0; x < y; x++) {
mapfile[x] = filename[x];
}
mapfile[x] = '.';
mapfile[x + 1] = 'p';
mapfile[x + 2] = 'p';
mapfile[x + 3] = 'm';
mapfile[x + 4] = 0;
fd = fopen(mapfile,"wb");
} else {
@@ -87,7 +82,6 @@ void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
east = (minwest < 180.0 ? -minwest : 360.0 - min_west);
west = (double)(max_west < 180 ? -max_west : 360 - max_west);
fprintf(fd, "P6\n%u %u\n255\n", width, (kml ? height : height + 30));
if (debug) {
fprintf(stderr, "\nWriting \"%s\" (%ux%u pixmap image)...\n",
filename != NULL ? mapfile : "to stdout", width, (kml ? height : height + 30));
@@ -160,11 +154,11 @@ void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
if (red >= 180 && green <= 75
&& blue <= 75 && loss == 0)
fprintf(fd, "%c%c%c", 255 ^ red,
ADD_PIXEL(&ctx, 255 ^ red,
255 ^ green,
255 ^ blue);
else
fprintf(fd, "%c%c%c", 255, 0,
ADD_PIXEL(&ctx, 255, 0,
0);
cityorcounty = 1;
@@ -173,7 +167,7 @@ void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
else if (mask & 4) {
/* County Boundaries: Black */
fprintf(fd, "%c%c%c", 0, 0, 0);
ADD_PIXEL(&ctx, 0, 0, 0);
cityorcounty = 1;
}
@@ -184,15 +178,14 @@ void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
&& loss >
abs(contour_threshold))) {
if (ngs) /* No terrain */
fprintf(fd, "%c%c%c",
ADD_PIXEL(&ctx,
255, 255, 255);
else {
/* Display land or sea elevation */
if (dem[indx].
data[x0][y0] == 0)
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
0, 0,
170);
else {
@@ -200,8 +193,7 @@ void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
(unsigned)
(0.5 +
pow((double)(dem[indx].data[x0][y0] - min_elevation), one_over_gamma) * conversion);
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
terrain,
terrain,
terrain);
@@ -214,7 +206,7 @@ void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
if (red != 0 || green != 0
|| blue != 0)
fprintf(fd, "%c%c%c",
ADD_PIXEL(&ctx,
red, green,
blue);
@@ -222,8 +214,7 @@ void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
if (dem[indx].
data[x0][y0] == 0)
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
0, 0,
170);
else {
@@ -232,8 +223,7 @@ void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
(unsigned)
(0.5 +
pow((double)(dem[indx].data[x0][y0] - min_elevation), one_over_gamma) * conversion);
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
terrain,
terrain,
terrain);
@@ -247,11 +237,18 @@ void DoPathLoss(char *filename, unsigned char geo, unsigned char kml,
/* We should never get here, but if */
/* we do, display the region as black */
fprintf(fd, "%c%c%c", 0, 0, 0);
ADD_PIXEL(&ctx, 0, 0, 0);
}
}
}
if((success = image_write(&ctx,fd)) != 0){
fprintf(stderr,"Error writing image\n");
exit(success);
}
image_free(&ctx);
if( filename != NULL ) {
fclose(fd);
fd = NULL;
@@ -274,6 +271,13 @@ void DoSigStr(char *filename, unsigned char geo, unsigned char kml,
int indx, x, y, z = 1, x0 = 0, y0 = 0, signal, match;
double conversion, one_over_gamma, lat, lon, minwest;
FILE *fd;
image_ctx_t ctx;
int success;
if((success = image_init(&ctx, width, (kml ? height : height + 30), IMAGE_RGB, IMAGE_DEFAULT)) != 0){
fprintf(stderr,"Error initializing image\n");
exit(success);
}
one_over_gamma = 1.0 / GAMMA;
conversion =
@@ -289,24 +293,11 @@ void DoSigStr(char *filename, unsigned char geo, unsigned char kml,
filename[strlen(filename) - 4] = 0; /* Remove .qth */
}
y = strlen(filename);
if (y > 4) {
if (filename[y - 1] == 'm' && filename[y - 2] == 'p'
&& filename[y - 3] == 'p' && filename[y - 4] == '.')
y -= 4;
if(image_get_filename(&ctx,mapfile,sizeof(mapfile),filename) != 0){
fprintf(stderr,"Error creating file name\n");
exit(1);
}
for (x = 0; x < y; x++) {
mapfile[x] = filename[x];
}
mapfile[x] = '.';
mapfile[x + 1] = 'p';
mapfile[x + 2] = 'p';
mapfile[x + 3] = 'm';
mapfile[x + 4] = 0;
fd = fopen(mapfile,"wb");
} else {
@@ -328,7 +319,6 @@ void DoSigStr(char *filename, unsigned char geo, unsigned char kml,
east = (minwest < 180.0 ? -minwest : 360.0 - min_west);
west = (double)(max_west < 180 ? -max_west : 360 - max_west);
fprintf(fd, "P6\n%u %u\n255\n", width, (kml ? height : height + 30));
if (debug) {
fprintf(stderr, "\nWriting \"%s\" (%ux%u pixmap image)...\n",
filename != NULL ? mapfile : "to stdout", width, (kml ? height : height + 30));
@@ -402,11 +392,11 @@ void DoSigStr(char *filename, unsigned char geo, unsigned char kml,
if (red >= 180 && green <= 75
&& blue <= 75)
fprintf(fd, "%c%c%c", 255 ^ red,
ADD_PIXEL(&ctx, 255 ^ red,
255 ^ green,
255 ^ blue);
else
fprintf(fd, "%c%c%c", 255, 0,
ADD_PIXEL(&ctx, 255, 0,
0);
cityorcounty = 1;
@@ -415,7 +405,7 @@ void DoSigStr(char *filename, unsigned char geo, unsigned char kml,
else if (mask & 4) {
/* County Boundaries: Black */
fprintf(fd, "%c%c%c", 0, 0, 0);
ADD_PIXEL(&ctx, 0, 0, 0);
cityorcounty = 1;
}
@@ -424,15 +414,14 @@ void DoSigStr(char *filename, unsigned char geo, unsigned char kml,
if (contour_threshold != 0
&& signal < contour_threshold) {
if (ngs)
fprintf(fd, "%c%c%c",
ADD_PIXEL(&ctx,
255, 255, 255);
else {
/* Display land or sea elevation */
if (dem[indx].
data[x0][y0] == 0)
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
0, 0,
170);
else {
@@ -440,8 +429,7 @@ void DoSigStr(char *filename, unsigned char geo, unsigned char kml,
(unsigned)
(0.5 +
pow((double)(dem[indx].data[x0][y0] - min_elevation), one_over_gamma) * conversion);
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
terrain,
terrain,
terrain);
@@ -454,15 +442,14 @@ void DoSigStr(char *filename, unsigned char geo, unsigned char kml,
if (red != 0 || green != 0
|| blue != 0)
fprintf(fd, "%c%c%c",
ADD_PIXEL(&ctx,
red, green,
blue);
else { /* terrain / sea-level */
if (ngs)
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
255,
255,
255);
@@ -470,9 +457,7 @@ void DoSigStr(char *filename, unsigned char geo, unsigned char kml,
if (dem[indx].
data[x0][y0]
== 0)
fprintf
(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
0,
0,
170);
@@ -485,9 +470,7 @@ void DoSigStr(char *filename, unsigned char geo, unsigned char kml,
+
pow
((double)(dem[indx].data[x0][y0] - min_elevation), one_over_gamma) * conversion);
fprintf
(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
terrain,
terrain,
terrain);
@@ -502,11 +485,18 @@ void DoSigStr(char *filename, unsigned char geo, unsigned char kml,
/* We should never get here, but if */
/* we do, display the region as black */
fprintf(fd, "%c%c%c", 0, 0, 0);
ADD_PIXEL(&ctx, 0, 0, 0);
}
}
}
if((success = image_write(&ctx,fd)) != 0){
fprintf(stderr,"Error writing image\n");
exit(success);
}
image_free(&ctx);
if( filename != NULL ) {
fclose(fd);
fd = NULL;
@@ -529,6 +519,13 @@ void DoRxdPwr(char *filename, unsigned char geo, unsigned char kml,
int indx, x, y, z = 1, x0 = 0, y0 = 0, dBm, match;
double conversion, one_over_gamma, lat, lon, minwest;
FILE *fd;
image_ctx_t ctx;
int success;
if((success = image_init(&ctx, width, (kml ? height : height + 30), IMAGE_RGB, IMAGE_DEFAULT)) != 0){
fprintf(stderr,"Error initializing image\n");
exit(success);
}
one_over_gamma = 1.0 / GAMMA;
conversion =
@@ -544,24 +541,11 @@ void DoRxdPwr(char *filename, unsigned char geo, unsigned char kml,
filename[strlen(filename) - 4] = 0; /* Remove .qth */
}
y = strlen(filename);
if (y > 4) {
if (filename[y - 1] == 'm' && filename[y - 2] == 'p'
&& filename[y - 3] == 'p' && filename[y - 4] == '.')
y -= 4;
if(image_get_filename(&ctx,mapfile,sizeof(mapfile),filename) != 0){
fprintf(stderr,"Error creating file name\n");
exit(1);
}
for (x = 0; x < y; x++) {
mapfile[x] = filename[x];
}
mapfile[x] = '.';
mapfile[x + 1] = 'p';
mapfile[x + 2] = 'p';
mapfile[x + 3] = 'm';
mapfile[x + 4] = 0;
fd = fopen(mapfile,"wb");
} else {
@@ -583,7 +567,6 @@ void DoRxdPwr(char *filename, unsigned char geo, unsigned char kml,
east = (minwest < 180.0 ? -minwest : 360.0 - min_west);
west = (double)(max_west < 180 ? -max_west : 360 - max_west);
fprintf(fd, "P6\n%u %u\n255\n", width, (kml ? height : height));
if (debug) {
fprintf(stderr, "\nWriting \"%s\" (%ux%u pixmap image)...\n",
(filename != NULL ? mapfile : "to stdout"), width, (kml ? height : height));
@@ -652,11 +635,11 @@ void DoRxdPwr(char *filename, unsigned char geo, unsigned char kml,
if (red >= 180 && green <= 75
&& blue <= 75 && dBm != 0)
fprintf(fd, "%c%c%c", 255 ^ red,
ADD_PIXEL(&ctx, 255 ^ red,
255 ^ green,
255 ^ blue);
else
fprintf(fd, "%c%c%c", 255, 0,
ADD_PIXEL(&ctx, 255, 0,
0);
cityorcounty = 1;
@@ -664,7 +647,7 @@ void DoRxdPwr(char *filename, unsigned char geo, unsigned char kml,
else if (mask & 4) {
/* County Boundaries: Black */
fprintf(fd, "%c%c%c", 0, 0, 0);
ADD_PIXEL(&ctx, 0, 0, 0);
cityorcounty = 1;
}
@@ -672,15 +655,14 @@ void DoRxdPwr(char *filename, unsigned char geo, unsigned char kml,
if (contour_threshold != 0
&& dBm < contour_threshold) {
if (ngs) /* No terrain */
fprintf(fd, "%c%c%c",
ADD_PIXEL(&ctx,
255, 255, 255);
else {
/* Display land or sea elevation */
if (dem[indx].
data[x0][y0] == 0)
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
0, 0,
170);
else {
@@ -688,8 +670,7 @@ void DoRxdPwr(char *filename, unsigned char geo, unsigned char kml,
(unsigned)
(0.5 +
pow((double)(dem[indx].data[x0][y0] - min_elevation), one_over_gamma) * conversion);
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
terrain,
terrain,
terrain);
@@ -702,15 +683,14 @@ void DoRxdPwr(char *filename, unsigned char geo, unsigned char kml,
if (red != 0 || green != 0
|| blue != 0)
fprintf(fd, "%c%c%c",
ADD_PIXEL(&ctx,
red, green,
blue);
else { /* terrain / sea-level */
if (ngs)
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
255,
255,
255); // WHITE
@@ -718,9 +698,7 @@ void DoRxdPwr(char *filename, unsigned char geo, unsigned char kml,
if (dem[indx].
data[x0][y0]
== 0)
fprintf
(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
0,
0,
170); // BLUE
@@ -733,9 +711,7 @@ void DoRxdPwr(char *filename, unsigned char geo, unsigned char kml,
+
pow
((double)(dem[indx].data[x0][y0] - min_elevation), one_over_gamma) * conversion);
fprintf
(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
terrain,
terrain,
terrain);
@@ -750,13 +726,20 @@ void DoRxdPwr(char *filename, unsigned char geo, unsigned char kml,
/* We should never get here, but if */
/* we do, display the region as black */
fprintf(fd, "%c%c%c", 0, 0, 0);
ADD_PIXEL(&ctx, 0, 0, 0);
}
}
}
if((success = image_write(&ctx,fd)) != 0){
fprintf(stderr,"Error writing image\n");
exit(success);
}
fflush(fd);
image_free(&ctx);
if( filename != NULL ) {
fclose(fd);
fd = NULL;
@@ -779,6 +762,13 @@ void DoLOS(char *filename, unsigned char geo, unsigned char kml,
int indx, x, y, x0 = 0, y0 = 0;
double conversion, one_over_gamma, lat, lon, minwest;
FILE *fd;
image_ctx_t ctx;
int success;
if((success = image_init(&ctx, width, (kml ? height : height + 30), IMAGE_RGB, IMAGE_DEFAULT)) != 0){
fprintf(stderr,"Error initializing image\n");
exit(success);
}
one_over_gamma = 1.0 / GAMMA;
conversion =
@@ -792,24 +782,11 @@ void DoLOS(char *filename, unsigned char geo, unsigned char kml,
filename[strlen(filename) - 4] = 0; /* Remove .qth */
}
y = strlen(filename);
if (y > 4) {
if (filename[y - 1] == 'm' && filename[y - 2] == 'p'
&& filename[y - 3] == 'p' && filename[y - 4] == '.')
y -= 4;
if(image_get_filename(&ctx,mapfile,sizeof(mapfile),filename) != 0){
fprintf(stderr,"Error creating file name\n");
exit(1);
}
for (x = 0; x < y; x++) {
mapfile[x] = filename[x];
}
mapfile[x] = '.';
mapfile[x + 1] = 'p';
mapfile[x + 2] = 'p';
mapfile[x + 3] = 'm';
mapfile[x + 4] = 0;
fd = fopen(mapfile,"wb");
} else {
@@ -831,7 +808,6 @@ void DoLOS(char *filename, unsigned char geo, unsigned char kml,
east = (minwest < 180.0 ? -minwest : 360.0 - min_west);
west = (double)(max_west < 180 ? -max_west : 360 - max_west);
fprintf(fd, "P6\n%u %u\n255\n", width, (kml ? height : height + 30));
if (debug) {
fprintf(stderr, "\nWriting \"%s\" (%ux%u pixmap image)...\n",
filename != NULL ? mapfile : "to stdout", width, (kml ? height : height + 30));
@@ -868,114 +844,113 @@ void DoLOS(char *filename, unsigned char geo, unsigned char kml,
if (mask & 2)
/* Text Labels: Red */
fprintf(fd, "%c%c%c", 255, 0, 0);
ADD_PIXEL(&ctx, 255, 0, 0);
else if (mask & 4)
/* County Boundaries: Light Cyan */
fprintf(fd, "%c%c%c", 128, 128, 255);
ADD_PIXEL(&ctx, 128, 128, 255);
else
switch (mask & 57) {
case 1:
/* TX1: Green */
fprintf(fd, "%c%c%c", 0, 255,
ADD_PIXEL(&ctx, 0, 255,
0);
break;
case 8:
/* TX2: Cyan */
fprintf(fd, "%c%c%c", 0, 255,
ADD_PIXEL(&ctx, 0, 255,
255);
break;
case 9:
/* TX1 + TX2: Yellow */
fprintf(fd, "%c%c%c", 255, 255,
ADD_PIXEL(&ctx, 255, 255,
0);
break;
case 16:
/* TX3: Medium Violet */
fprintf(fd, "%c%c%c", 147, 112,
ADD_PIXEL(&ctx, 147, 112,
219);
break;
case 17:
/* TX1 + TX3: Pink */
fprintf(fd, "%c%c%c", 255, 192,
ADD_PIXEL(&ctx, 255, 192,
203);
break;
case 24:
/* TX2 + TX3: Orange */
fprintf(fd, "%c%c%c", 255, 165,
ADD_PIXEL(&ctx, 255, 165,
0);
break;
case 25:
/* TX1 + TX2 + TX3: Dark Green */
fprintf(fd, "%c%c%c", 0, 100,
ADD_PIXEL(&ctx, 0, 100,
0);
break;
case 32:
/* TX4: Sienna 1 */
fprintf(fd, "%c%c%c", 255, 130,
ADD_PIXEL(&ctx, 255, 130,
71);
break;
case 33:
/* TX1 + TX4: Green Yellow */
fprintf(fd, "%c%c%c", 173, 255,
ADD_PIXEL(&ctx, 173, 255,
47);
break;
case 40:
/* TX2 + TX4: Dark Sea Green 1 */
fprintf(fd, "%c%c%c", 193, 255,
ADD_PIXEL(&ctx, 193, 255,
193);
break;
case 41:
/* TX1 + TX2 + TX4: Blanched Almond */
fprintf(fd, "%c%c%c", 255, 235,
ADD_PIXEL(&ctx, 255, 235,
205);
break;
case 48:
/* TX3 + TX4: Dark Turquoise */
fprintf(fd, "%c%c%c", 0, 206,
ADD_PIXEL(&ctx, 0, 206,
209);
break;
case 49:
/* TX1 + TX3 + TX4: Medium Spring Green */
fprintf(fd, "%c%c%c", 0, 250,
ADD_PIXEL(&ctx, 0, 250,
154);
break;
case 56:
/* TX2 + TX3 + TX4: Tan */
fprintf(fd, "%c%c%c", 210, 180,
ADD_PIXEL(&ctx, 210, 180,
140);
break;
case 57:
/* TX1 + TX2 + TX3 + TX4: Gold2 */
fprintf(fd, "%c%c%c", 238, 201,
ADD_PIXEL(&ctx, 238, 201,
0);
break;
default:
if (ngs) /* No terrain */
fprintf(fd, "%c%c%c",
ADD_PIXEL(&ctx,
255, 255, 255);
else {
/* Sea-level: Medium Blue */
if (dem[indx].
data[x0][y0] == 0)
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
0, 0,
170);
else {
@@ -984,8 +959,7 @@ void DoLOS(char *filename, unsigned char geo, unsigned char kml,
(unsigned)
(0.5 +
pow((double)(dem[indx].data[x0][y0] - min_elevation), one_over_gamma) * conversion);
fprintf(fd,
"%c%c%c",
ADD_PIXEL(&ctx,
terrain,
terrain,
terrain);
@@ -998,11 +972,18 @@ void DoLOS(char *filename, unsigned char geo, unsigned char kml,
/* We should never get here, but if */
/* we do, display the region as black */
fprintf(fd, "%c%c%c", 0, 0, 0);
ADD_PIXEL(&ctx, 0, 0, 0);
}
}
}
if((success = image_write(&ctx,fd)) != 0){
fprintf(stderr,"Error writing image\n");
exit(success);
}
image_free(&ctx);
if( filename != NULL) {
fclose(fd);
fd = NULL;