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Write out the tile as PBF

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This commit is contained in:
Eric Fischer
2014-09-22 17:46:48 -07:00
parent 3df523a588
commit 6851e914a9
2 changed files with 29 additions and 12 deletions
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geojson.c
+1 -1
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@@ -292,7 +292,7 @@ void check(struct index *ix, long long n, char *metabase, unsigned *file_bbox) {
unsigned wx, wy; unsigned wx, wy;
decode(i->index, &wx, &wy); decode(i->index, &wx, &wy);
printf("%lld in %lld\n", (long long)(i - ix), (long long)n); // printf("%lld in %lld\n", (long long)(i - ix), (long long)n);
for (j = i + 1; j < ix + n; j++) { for (j = i + 1; j < ix + n; j++) {
unsigned wx2, wy2; unsigned wx2, wy2;
tile.cc
+28 -11
View File
@@ -1,7 +1,11 @@
#include <iostream> #include <iostream>
#include <fstream> #include <fstream>
#include <string> #include <string>
#include <stdio.h>
#include <unistd.h>
#include <zlib.h> #include <zlib.h>
#include <sys/stat.h>
#include <sys/types.h>
#include "vector_tile.pb.h" #include "vector_tile.pb.h"
extern "C" { extern "C" {
@@ -57,7 +61,7 @@ void write_tile(struct index *start, struct index *end, char *metabase, unsigned
keys.vals = NULL; keys.vals = NULL;
struct index *i; struct index *i;
printf("tile -----------------------------------------------\n"); //printf("tile -----------------------------------------------\n");
for (i = start; i < end; i++) { for (i = start; i < end; i++) {
mapnik::vector::tile_feature *feature = layer->add_features(); mapnik::vector::tile_feature *feature = layer->add_features();
@@ -66,13 +70,13 @@ void write_tile(struct index *start, struct index *end, char *metabase, unsigned
int cmd = -1; int cmd = -1;
int length = 0; int length = 0;
printf("%llx ", i->index); //printf("%llx ", i->index);
char *meta = metabase + i->fpos; char *meta = metabase + i->fpos;
int t; int t;
deserialize_int(&meta, &t); deserialize_int(&meta, &t);
printf("(%d) ", t); //printf("(%d) ", t);
if (t == VT_POINT) { if (t == VT_POINT) {
feature->set_type(mapnik::vector::tile::Point); feature->set_type(mapnik::vector::tile::Point);
@@ -92,7 +96,7 @@ void write_tile(struct index *start, struct index *end, char *metabase, unsigned
break; break;
} }
printf("%d: ", op); //printf("%d: ", op);
if (op != cmd) { if (op != cmd) {
if (cmd_idx >= 0) { if (cmd_idx >= 0) {
@@ -129,7 +133,7 @@ void write_tile(struct index *start, struct index *end, char *metabase, unsigned
py = wwy; py = wwy;
length++; length++;
printf("%lld,%lld ", wwx, wwy); //printf("%lld,%lld ", wwx, wwy);
} else if (op == VT_CLOSEPATH) { } else if (op == VT_CLOSEPATH) {
length++; length++;
} }
@@ -152,10 +156,10 @@ void write_tile(struct index *start, struct index *end, char *metabase, unsigned
feature->add_tags(key->n); feature->add_tags(key->n);
feature->add_tags(value->n); feature->add_tags(value->n);
printf("%s (%d) = %s (%d)\n", key->s, key->n, value->s, value->n); //printf("%s (%d) = %s (%d)\n", key->s, key->n, value->s, value->n);
} }
printf("\n"); //printf("\n");
} }
struct pool_val *pv; struct pool_val *pv;
@@ -168,10 +172,23 @@ void write_tile(struct index *start, struct index *end, char *metabase, unsigned
std::string compressed; std::string compressed;
tile.SerializeToString(&s); tile.SerializeToString(&s);
std::cout << s;
#if 0
compress(s, compressed); compress(s, compressed);
std::cout << compressed; //std::cout << compressed;
#endif
const char *prefix = "tiles";
char path[strlen(prefix) + 200];
mkdir(prefix, 0777);
sprintf(path, "%s/%d", prefix, z);
mkdir(path, 0777);
sprintf(path, "%s/%d/%u", prefix, z, tx);
mkdir(path, 0777);
sprintf(path, "%s/%d/%u/%u.pbf", prefix, z, tx, ty);
FILE *f = fopen(path, "wb");
fwrite(compressed.data(), 1, compressed.size(), f);
fclose(f);
} }