static int qgs_write_endstop(xmlTextWriter *writer,
const char *name,
qgs_entry_t *entry)
{
if (xmlTextWriterStartElement(writer, BAD_CAST "prop") < 0 )
{
btrace("error from open prop");
return 1;
}
if (qgs_attribute(writer, "k", name, "prop") != 0)
return 1;
char *stop;
if ((stop = end_stop(entry)) == NULL)
{
btrace("error creating endstop");
return 1;
}
if (qgs_attribute(writer, "v", stop, "prop") != 0)
return 1;
free(stop);
if (xmlTextWriterEndElement(writer) < 0)
{
btrace("error from close prop");
return 1;
}
return 0;
}
static int qgs_write_qgis(xmlTextWriter *writer, qgs_t *qgs)
{
if (xmlTextWriterStartElement(writer, BAD_CAST "qgis_style") < 0 )
{
btrace("error from open qgis");
return 1;
}
if (qgs_attribute(writer, "version", "1", "qgis_style") != 0)
return 1;
if (qgs_write_symbols(writer, qgs) != 0)
{
btrace("failed to write symbols");
return 1;
}
if (qgs_write_colorramps(writer, qgs) != 0)
{
btrace("failed to write colorramps");
return 1;
}
if (xmlTextWriterEndElement(writer) < 0)
{
btrace("error from close qgis");
return 1;
}
return 0;
}
static int qgs_write_mem(xmlTextWriter *writer, qgs_t *qgs)
{
if (qgs->n < 2)
{
btrace("not enough stops for a gradient (%zi)", qgs->n);
return 1;
}
if (xmlTextWriterWriteDTD(writer, BAD_CAST "qgis_style", NULL, NULL, NULL) < 0)
{
btrace("error writing doctype");
return 1;
}
if (qgs_write_qgis(writer, qgs) != 0)
{
btrace("failed to write qgis");
return 1;
}
if (xmlTextWriterEndDocument(writer) < 0)
{
btrace("error from end document");
return 1;
}
return 0;
}
static int qgs_write_colorramp(xmlTextWriter *writer, qgs_t *qgs)
{
if (xmlTextWriterStartElement(writer, BAD_CAST "colorramp") < 0 )
{
btrace("error from open coloramp");
return 1;
}
if (qgs_attribute(writer, "type", "gradient", "colorramp") != 0)
return 1;
if (qgs_attribute(writer, "name", qgs->name, "colorramp") != 0)
return 1;
if (qgs_write_colorramp_props(writer, qgs) != 0)
return 1;
if (xmlTextWriterEndElement(writer) < 0)
{
btrace("error from close colorramp");
return 1;
}
return 0;
}
static int pssvg_convert_ith(grd5_t *grd5, size_t i,
gstack_t *gstack,
pssvg_opt_t opt)
{
grd5_grad_t *grd5_grad = grd5->gradients + i;
svg_t *svg;
int err = 0, pushed = 0;
switch (grd5_grad->type)
{
case GRD5_GRAD_CUSTOM:
if ((svg = svg_new()) == NULL)
err++;
else
{
if (pssvg_title(grd5_grad, svg, opt, i+1) != 0)
err++;
else
{
if (pssvg_convert_one(&(grd5_grad->u.custom), svg, opt) != 0)
{
/* failure to convert is not an error */
btrace("failed convert of gradient %zi", i);
}
else
{
if (gstack_push(gstack, &svg) != 0)
{
btrace("error pushing result to stack");
err++;
}
else
{
pushed++;
}
}
}
if (! pushed) svg_destroy(svg);
}
break;
case GRD5_GRAD_NOISE:
btrace("no conversion of (noise) gradient %zi", i);
break;
default:
btrace("bad type (%i) for gradient %zi", grd5_grad->type, i);
}
return err;
}
static int cpt_write_stream(FILE *stream, cpt_t *cpt)
{
char zfmt[ZFMTLEN];
if (common_format(cpt, zfmt) != 0)
{
btrace("failed to build z-format string");
return 1;
}
const char *model;
switch (cpt->model)
{
case model_rgb : model = "RGB"; break;
case model_hsv : model = "HSV"; break;
default :
btrace("cpt file corrupt : bad model specified");
return 1;
}
time_t t = time(NULL);
fprintf(stream, "# autogenerated GMT palette");
if ((cpt->name) && (strlen(cpt->name) > 0))
fprintf(stream, " \"%s\"", cpt->name);
fprintf(stream, "\n");
fprintf(stream, "# cptutils version %s, %s", VERSION, ctime(&t));
fprintf(stream, "# COLOR_MODEL = %s\n", model);
cpt_seg_t *seg = cpt->segment;
/* needs to write annotation too */
while (seg)
{
fprintf_cpt_sample(stream, seg->lsmp, cpt->model, zfmt);
fprintf(stream, " ");
fprintf_cpt_sample(stream, seg->rsmp, cpt->model, zfmt);
if (seg->label) fprintf(stream, " ; %s", seg->label);
fprintf(stream, "\n");
seg = seg->rseg;
}
fprintf_cpt_aux(stream, 'B', cpt->bg, cpt->model);
fprintf_cpt_aux(stream, 'F', cpt->fg, cpt->model);
fprintf_cpt_aux(stream, 'N', cpt->nan, cpt->model);
return 0;
}
extern int cpt_write(const char *outfile, cpt_t *cpt)
{
int err;
if (outfile)
{
FILE *stream = fopen(outfile, "wb");
if (stream)
{
fprintf(stream, "# %s\n", outfile);
err = cpt_write_stream(stream, cpt);
fclose(stream);
}
else
{
btrace("failed to open %s : %s", outfile, strerror(errno));
err = 1;
}
}
else
err = cpt_write_stream(stdout, cpt);
return err;
}
static int qgs_write_symbols(xmlTextWriter *writer, qgs_t *qgs)
{
if (xmlTextWriterStartElement(writer, BAD_CAST "symbols") < 0 )
{
btrace("error from open symbols");
return 1;
}
if (xmlTextWriterEndElement(writer) < 0)
{
btrace("error from close symbols");
return 1;
}
return 0;
}
extern double colour_rgb_dist(colour_t a, colour_t b, model_t model)
{
double da[3] = {0}, db[3] = {0}, sum;
int i;
switch (model)
{
case model_rgb :
rgb_to_rgbD(a.rgb, da);
rgb_to_rgbD(b.rgb, db);
break;
case model_hsv :
hsv_to_rgbD(a.hsv, da);
hsv_to_rgbD(b.hsv, db);
break;
default:
btrace("no such colour model");
return -1.0;
}
for (sum=0.0, i=0 ; i<3 ; i++)
{
double d = da[i] - db[i];
sum += d*d;
}
return sqrt(sum);
}
static int svgx_list(svgx_opt_t opt, svg_list_t *list)
{
int n,err=0;
n = svg_list_size(list);
if (opt.verbose)
{
if (n==0)
{
/* worrying, but not an error */
printf("no gradient found!\n");
}
else
{
printf("found %i gradient%s\n", n, (n==1 ? "" : "s"));
err = svg_list_iterate(list, (int (*)(svg_t*,void*))svg_id," %s\n");
}
}
else
{
err = svg_list_iterate(list, (int (*)(svg_t*,void*))svg_id, "%s\n");
}
if (err)
btrace("error listing svg");
return err;
}
// must be called with mutex locked
void *size_region(int nr,int diff)
{
int change;
unsigned char *start;
if (nr<0 || nr>=32) return NULL;
region[nr].usedsize+=diff;
start=reg_addr[nr].start; //(void*)(0x50000000+(nr*24*1024*1024)); !!!!!!!!!!
change=region[nr].usedsize-region[nr].havesize;
if (change>=0) change=((change+4095)/4096)*4096;
else change=(change/4096)*4096;
if (region[nr].havesize+change>=reg_addr[nr].size) {
elog("trying to allocate too much memory in region %d. terminating.",nr);
btrace("memory");
kill(getpid(),11);
}
if (change>0 && mmap(start+region[nr].havesize,change,PROT_READ|PROT_WRITE,MAP_ANON|MAP_PRIVATE,0,region[nr].havesize)==(void*)(-1)) return 0;
region[nr].havesize+=change;
mmem_usage+=change;
if (change<0 && munmap(start+region[nr].havesize,-change)) return NULL;
region[nr].top=start+region[nr].usedsize;
return start+region[nr].usedsize-diff;
}
int questlog_done(int cn,int qnr)
{
struct quest *quest;
int cnt,val;
if (qnr<0 || qnr>=MAXQUEST) {
elog("trying to set done for quest %d",qnr);
btrace("questlog");
return 0;
}
if (!(quest=set_data(cn,DRD_QUESTLOG_PPD,sizeof(struct quest)*MAXQUEST))) return 0;
cnt=quest[qnr].done++;
quest[qnr].flags=QF_DONE;
val=questlog_scale(cnt,questlog[qnr].exp);
// scale down by level for those rushing ahead
if (ch[cn].level>44) val=min(level_value(ch[cn].level)/6,val);
else if (ch[cn].level>19) val=min(level_value(ch[cn].level)/4,val);
else if (ch[cn].level>4) val=min(level_value(ch[cn].level)/2,val);
else val=min(level_value(ch[cn].level),val);
give_exp(cn,val);
if (questlog[qnr].exp>0) dlog(cn,0,"Received %d exp for doing quest %s for the %d. time (nominal value %d exp)",val,questlog[qnr].name,(cnt+1),questlog[qnr].exp);
sendquestlog(cn,ch[cn].player);
return quest[qnr].done;
}
static fill_stack_t* xyread1i(FILE* stream, char* buf, int n)
{
fill_stack_t* f;
int i;
do
if (fgets(buf, BUFSIZE, stream) == NULL)
return NULL;
while (skipline(buf));
if (sscanf(buf, "%d", &i) != 1)
{
btrace("bad line: %s", buf);
return NULL;
}
if ((f = malloc(sizeof(fill_stack_t))) == NULL)
return NULL;
f->fill.type = fill_grey;
f->fill.u.grey = i;
f->val = n;
f->next = xyread1i(stream, buf, n+1);
return f;
}
static fill_stack_t* xyread4f(FILE* stream, char* buf)
{
fill_stack_t* f;
double r, g, b;
double z;
do
if (fgets(buf, BUFSIZE, stream) == NULL)
return NULL;
while (skipline(buf));
if (sscanf(buf, "%lf %lf %lf %lf", &z, &r, &g, &b) != 4)
{
btrace("bad line: %s", buf);
return NULL;
}
if ((f = malloc(sizeof(fill_stack_t))) == NULL)
return NULL;
f->fill.type = fill_colour;
f->val = z;
f->fill.u.colour.rgb.red = colour8(r);
f->fill.u.colour.rgb.green = colour8(g);
f->fill.u.colour.rgb.blue = colour8(b);
f->next = xyread4f(stream, buf);
return f;
}
static int cptclip_convert(cpt_t* cpt,cptclip_opt_t opt)
{
if (cpt->segment == NULL)
{
btrace("cpt has no segments");
return 1;
}
if (opt.segments)
{
int i,nseg = cpt_nseg(cpt);
for (i=1 ; i<opt.u.segs.min ; i++)
{
cpt_seg_t* s = cpt_pop(cpt);
cpt_seg_destroy(s);
}
for (i=nseg ; i>opt.u.segs.max ; i--)
{
cpt_seg_t* s = cpt_shift(cpt);
cpt_seg_destroy(s);
}
return 0;
}
return (
cpt_increasing(cpt) ?
cptclip_z_inc(cpt,opt) :
cptclip_z_dec(cpt,opt)
);
}
static fill_stack_t* xyread3i(FILE* stream, char* buf, int n)
{
fill_stack_t* f;
int r, g, b;
do
if (fgets(buf, BUFSIZE, stream) == NULL)
return NULL;
while (skipline(buf));
if (sscanf(buf, "%d %d %d", &r, &g, &b) != 3)
{
btrace("bad line: %s", buf);
return NULL;
}
if ((f = malloc(sizeof(fill_stack_t))) == NULL)
return NULL;
f->fill.type = fill_colour;
f->val = n;
f->fill.u.colour.rgb.red = r;
f->fill.u.colour.rgb.green = g;
f->fill.u.colour.rgb.blue = b;
f->next = xyread3i(stream, buf, n+1);
return f;
}
static fill_stack_t* xyread2f(FILE* stream, char* buf)
{
fill_stack_t* f;
double v, d;
do
if (fgets(buf, BUFSIZE, stream) == NULL)
return NULL;
while (skipline(buf));
if (sscanf(buf, "%lf %lf", &v, &d) != 2)
{
btrace("bad line: %s", buf);
return NULL;
}
if ((f = malloc(sizeof(fill_stack_t))) == NULL)
return NULL;
f->fill.type = fill_grey;
f->fill.u.grey = colour8(d);
f->val = v;
f->next = xyread2f(stream, buf);
return f;
}
static char* join_strings(char **strings, size_t n, char sep)
{
size_t sz = n;
for (size_t i = 0 ; i < n ; i++)
sz += strlen(strings[i]);
char *buffer;
if ((buffer = malloc(sz)) != NULL)
{
char *p = buffer;
size_t k;
int err = 0;
if ((k = snprintf(buffer, sz, "%s", strings[0])) >= sz)
err++;
for (int i = 1 ; i < n ; i++)
{
p += k;
sz -= k;
if ((k = snprintf(p, sz, "%c%s", sep, strings[i])) >= sz)
err++;
}
if (err == 0) return buffer;
btrace("string truncation");
free(buffer);
}
return NULL;
}
extern int cpthsv(char* infile,char* outfile,cpthsv_opt_t opt)
{
cpt_t *cpt;
int err=0;
if ((cpt = cpt_new()) != NULL)
{
if (cpt_read(infile, cpt) == 0)
{
if (cpthsv_convert(cpt, opt) == 0)
{
if (cpt_write(outfile, cpt) == 0)
{
/* success */
}
else
{
btrace("error writing cpt struct");
err = 1;
}
}
else
{
btrace("failed to convert");
err = 1;
}
}
else
{
btrace("failed to load cpt from %s",
(infile ? infile : "<stdin>"));
err = 1;
}
cpt_destroy(cpt);
}
else
{
btrace("failed to create cpt struct");
err = 1;
}
if (err)
btrace("failed to write cpt to %s", (outfile ? outfile : "<stdout>"));
return err;
}
extern int svgx(svgx_opt_t opt)
{
int err = 0;
svg_list_t *list;
if ((list = svg_list_new()) == NULL)
{
btrace("error creating new list");
err++;
}
else
{
if (svg_read(opt.input.file, list) != 0)
{
btrace("error reading svg");
err++;
}
else
{
switch (opt.job)
{
case job_list:
err = svgx_list(opt, list);
break;
case job_first:
err = svgx_first(opt, list);
break;
case job_named:
err = svgx_named(opt, list);
break;
case job_all:
err = svgx_all(opt, list);
break;
default:
return 1;
}
}
svg_list_destroy(list);
}
return err;
}
static int cpthsv_convert(cpt_t* cpt,cpthsv_opt_t opt)
{
/* check we have at least one cpt segment */
if (cpt->segment == NULL)
{
btrace("cpt has no segments");
return 1;
}
/* check colour model */
if (cpt->model != model_rgb)
{
btrace("cannot process non-rgb palette, sorry");
return 1;
}
/* convert cpt segments */
cpt_seg_t *seg;
int n,m;
for (n=0,m=0,seg=cpt->segment ; seg ; seg=seg->rseg,n++)
{
if (seg->lsmp.fill.type != seg->rsmp.fill.type)
{
btrace("sorry, can't convert mixed fill types");
return 1;
}
if (seg->lsmp.fill.type == fill_colour)
{
m++;
rgb_transform(&(seg->lsmp.fill.u.colour.rgb),opt);
rgb_transform(&(seg->rsmp.fill.u.colour.rgb),opt);
}
}
if (opt.verbose)
printf("transformed %i/%i segments\n",m,n);
return 0;
}
static int pssvg_convert(grd5_t *grd5, svgset_t *svgset, pssvg_opt_t opt)
{
int n = grd5->n;
gstack_t *gstack;
if ((gstack = gstack_new(sizeof(svg_t*), n, 1)) == NULL)
return 1;
int err = pssvg_convert_all(grd5, svgset, gstack, opt);
if (! err)
{
size_t m = gstack_size(gstack);
if (m == 0)
{
btrace("no gradients converted");
err++;
}
else
{
if (m < n)
btrace("only %zd/%d gradient converted", m, n);
if (gstack_reverse(gstack) != 0)
err++;
else
{
svgset->n = m;
if ((svgset->svg = malloc(m*sizeof(svg_t*))) == NULL)
err++;
else
{
for (size_t i = 0 ; i < m ; i++)
gstack_pop(gstack, svgset->svg+i);
}
}
}
}
gstack_destroy(gstack);
return err;
}
static int cpt_append_err(cpt_seg_t* seg, cpt_t* cpt)
{
if (cpt_append(seg, cpt) != 0)
{
btrace("error adding segment");
return 1;
}
return 0;
}
extern int grdxsvg(gstack_t *rgb_stops,
gstack_t *op_stops,
svg_t *svg)
{
gstack_t *merged_stops;
if ((merged_stops = merge(rgb_stops, op_stops)) == NULL)
{
btrace("no merged stops");
return 1;
}
int err = (merged_svg(merged_stops, svg) != 0);
if (err)
btrace("failed conversion of merged stops to svg");
gstack_destroy(merged_stops);
return err;
}
int questlog_count(int cn,int qnr)
{
struct quest *quest;
if (qnr<0 || qnr>=MAXQUEST) {
elog("trying to get count for quest %d",qnr);
btrace("questlog");
return 0;
}
if (!(quest=set_data(cn,DRD_QUESTLOG_PPD,sizeof(struct quest)*MAXQUEST))) return 0;
return quest[qnr].done;
}
static int svgx_all(svgx_opt_t opt, svg_list_t *list)
{
/* coerce explicit */
if (svg_list_iterate(list, svg_explicit2, NULL) != 0)
{
btrace("failed coerce explicit");
return 1;
}
/* coerce flat */
if (flatten_type(opt.type))
{
if (svg_list_iterate(list,
(int (*)(svg_t*, void*))svg_flatten2,
&(opt.format.alpha)) != 0)
{
btrace("failed coerce explicit");
return 1;
}
}
int (*dump)(svg_t*, void*);
if ((dump = (int (*)(svg_t*, void*))dump_type(opt.type)) == NULL)
return 1;
if (opt.verbose)
printf("converting all gradients:\n");
if (svg_list_iterate(list, dump, &opt) != 0)
{
btrace("failed writing all gradients");
return 1;
}
return 0;
}
static int svgx_single(svgx_opt_t opt, svg_t *svg)
{
const char *file;
if (svg_explicit(svg) != 0)
{
btrace("failed adding explicit stops");
return 1;
}
file = opt.output.file;
if (flatten_type(opt.type))
{
if (svg_flatten(svg, opt.format.alpha) != 0)
{
btrace("failed to flatten transparency");
return 1;
}
}
dump_f dump;
if ((dump = dump_type(opt.type)) == NULL)
return 1;
if (dump(svg, &opt) != 0)
{
btrace("failed conversion");
return 1;
}
if (opt.verbose)
printf("wrote %s to %s\n",
(opt.name ? opt.name : "gradient"),
(file ? file : "<stdout>"));
return 0;
}
static int qgs_write_colorramps(xmlTextWriter *writer, qgs_t *qgs)
{
if (xmlTextWriterStartElement(writer, BAD_CAST "colorramps") < 0 )
{
btrace("error from open colorramps");
return 1;
}
if (qgs_write_colorramp(writer, qgs) != 0)
{
btrace("failed to write colorramp");
return 1;
}
if (xmlTextWriterEndElement(writer) < 0)
{
btrace("error from close colorramps");
return 1;
}
return 0;
}
static int qgs_write_midstops(xmlTextWriter *writer, qgs_t *qgs)
{
int n = qgs->n;
if (n < 3) return 0;
if (xmlTextWriterStartElement(writer, BAD_CAST "prop") < 0 )
{
btrace("error from open prop");
return 1;
}
if (qgs_attribute(writer, "k", "stops", "prop") != 0)
return 1;
char *str;
if ((str = mid_stops_string(qgs)) == NULL)
return 1;
int err = 0;
if (qgs_attribute(writer, "v", str, "prop") != 0)
{
btrace("error writing attribute");
err++;
}
free(str);
if (xmlTextWriterEndElement(writer) < 0)
{
btrace("error from close prop");
err++;
}
return err > 0;
}
static int svgx_named(svgx_opt_t opt, svg_list_t *list)
{
svg_t *svg;
if ((svg = svg_list_select(list,
(int (*)(svg_t*,void*))svg_select_name,
opt.name)) == NULL)
{
btrace("couldn't find gradient named %s", opt.name);
return 1;
}
return svgx_single(opt, svg);
}