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Trying to figure out what is throwing off this point's location

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Erica Fischer
2024-03-15 10:16:28 -07:00
parent fbc7ef52ac
commit db9a4feec2
2 changed files with 18 additions and 1 deletions
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Makefile
+1 -1
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@@ -73,7 +73,7 @@ tile-join: tile-join.o projection.o mbtiles.o mvt.o memfile.o dirtiles.o jsonpul
tippecanoe-json-tool: jsontool.o jsonpull/jsonpull.o csv.o text.o geojson-loop.o
$(CXX) $(PG) $(LIBS) $(FINAL_FLAGS) $(CXXFLAGS) -o $@ $^ $(LDFLAGS) -lm -lz -lsqlite3 -lpthread
unit: unit.o text.o sort.o mvt.o
unit: unit.o text.o sort.o mvt.o projection.o
$(CXX) $(PG) $(LIBS) $(FINAL_FLAGS) $(CXXFLAGS) -o $@ $^ $(LDFLAGS) -lm -lz -lsqlite3 -lpthread
tippecanoe-overzoom: overzoom.o mvt.o clip.o evaluator.o jsonpull/jsonpull.o text.o attribute.o
unit.cpp
+17
View File
@@ -3,6 +3,7 @@
#include "text.hpp"
#include "sort.hpp"
#include "tile-cache.hpp"
#include "projection.hpp"
#include <unistd.h>
#include <limits.h>
@@ -105,3 +106,19 @@ TEST_CASE("Bit reversal", "bit reversal") {
REQUIRE(bit_reverse(0x1234567812489BCF) == 0xF3D912481E6A2C48);
REQUIRE(bit_reverse(0xF3D912481E6A2C48) == 0x1234567812489BCF);
}
TEST_CASE("Projection", "projection") {
// troublesome point from tests/accumulate/in.json
long long wx36, wy36;
lonlat2tile(-123.948513, -81.873970, 36, &wx36, &wy36);
REQUIRE(wx36 == 0x27dbdc9fb);
REQUIRE(wy36 == 0xebc06c629);
long long wx32, wy32;
lonlat2tile(-123.948513, -81.873970, 32, &wx32, &wy32);
REQUIRE(wx32 == 0x27dbdca0);
REQUIRE(wy32 == 0xebc06c63);
REQUIRE(std::llround(wx36 / 16.0) == wx32);
REQUIRE(std::llround(wy36 / 16.0) == wy32);
}