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Add CrossTileSymbolLayerIndex.offscreenSymbols test

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This commit is contained in:
Mikhail Pozdnyakov
2020-01-22 13:34:22 +02:00
parent a9d04d7b1a
commit a2edfc79f0
1 changed files with 54 additions and 1 deletions
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55
test/text/cross_tile_symbol_index.test.cpp
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@@ -1,6 +1,7 @@
#include <mbgl/text/cross_tile_symbol_index.hpp>
#include <mbgl/map/transform_state.hpp>
#include <mbgl/renderer/buckets/symbol_bucket.hpp>
#include <mbgl/test/util.hpp>
#include <mbgl/text/cross_tile_symbol_index.hpp>
using namespace mbgl;
@@ -342,3 +343,55 @@ TEST(CrossTileSymbolLayerIndex, bucketReplacement) {
ASSERT_EQ(secondBucket.symbolInstances.at(2).crossTileID, 3u); // C' gets new ID
}
namespace {
void populatePosMatrix(mat4& posMatrix, const OverscaledTileID& tileId, double lat, double lon, double zoom) {
TransformState transformState;
transformState.setSize({512, 512});
transformState.setLatLngZoom(LatLng(lat, lon), zoom);
transformState.matrixFor(posMatrix, tileId.toUnwrapped());
matrix::multiply(posMatrix, transformState.getProjectionMatrix(), posMatrix);
}
} // namespace
TEST(CrossTileSymbolLayerIndex, offscreenSymbols) {
uint32_t maxCrossTileID = 0;
CrossTileSymbolLayerIndex index(maxCrossTileID);
Immutable<style::SymbolLayoutProperties::PossiblyEvaluated> layout =
makeMutable<style::SymbolLayoutProperties::PossiblyEvaluated>();
bool iconsNeedLinear = false;
bool sortFeaturesByY = false;
std::string bucketLeaderID = "test";
OverscaledTileID tileId(7, 0, 6, 18, 24);
std::vector<SymbolInstance> mainInstances;
mainInstances.push_back(makeSymbolInstance(1000, 1000, u"Washington"));
mainInstances.push_back(makeSymbolInstance(2000, 2000, u"Richmond"));
SymbolBucket symbolBucket{layout,
{},
16.0f,
1.0f,
0,
iconsNeedLinear,
sortFeaturesByY,
bucketLeaderID,
std::move(mainInstances),
1.0f,
false,
{},
false /*iconsInText*/};
mat4 posMatrix;
populatePosMatrix(posMatrix, tileId, 60.0, 25.0, 7.0);
index.addBucket(tileId, posMatrix, symbolBucket);
EXPECT_EQ(symbolBucket.symbolInstances.at(0).crossTileID, SymbolInstance::invalidCrossTileID());
EXPECT_EQ(symbolBucket.symbolInstances.at(1).crossTileID, SymbolInstance::invalidCrossTileID());
populatePosMatrix(posMatrix, tileId, 39.0, -76.0, 7.0);
index.addBucket(tileId, posMatrix, symbolBucket);
EXPECT_EQ(symbolBucket.symbolInstances.at(0).crossTileID, 1u);
EXPECT_EQ(symbolBucket.symbolInstances.at(1).crossTileID, 2u);
}