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encode icon texture coordinate in buffer so we can render all pois with 1 draw call

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This commit is contained in:
Konstantin Käfer
2014-05-15 17:19:14 +02:00
parent 264bcd34d9
commit 27f8ed29e4
22 changed files with 120 additions and 253 deletions
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19
src/map/tile_parser.cpp
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@@ -120,6 +120,15 @@ void TileParser::addBucketFeatures(Bucket& bucket, const VectorTileLayer& layer,
}
}
template <class Bucket, typename... Args>
void TileParser::addBucketFeatures(Bucket& bucket, const VectorTileLayer& layer, const BucketDescription& bucket_desc, Args... args) {
FilteredVectorTileLayer filtered_layer(layer, bucket_desc);
for (const pbf& feature_pbf : filtered_layer) {
if (obsolete()) return;
bucket->addFeature({ feature_pbf, layer }, args...);
}
}
std::unique_ptr<Bucket> TileParser::createFillBucket(const VectorTileLayer& layer, const BucketDescription& bucket_desc) {
std::unique_ptr<FillBucket> bucket = std::make_unique<FillBucket>(
tile.fillVertexBuffer, tile.triangleElementsBuffer, tile.lineElementsBuffer, bucket_desc);
@@ -137,7 +146,7 @@ std::unique_ptr<Bucket> TileParser::createLineBucket(const VectorTileLayer& laye
std::unique_ptr<Bucket> TileParser::createIconBucket(const VectorTileLayer& layer, const BucketDescription& bucket_desc) {
std::unique_ptr<IconBucket> bucket = std::make_unique<IconBucket>(
tile.iconVertexBuffer, bucket_desc);
addBucketFeatures(bucket, layer, bucket_desc);
addBucketFeatures(bucket, layer, bucket_desc, style.sprite);
return obsolete() ? nullptr : std::move(bucket);
}
@@ -166,12 +175,6 @@ std::unique_ptr<Bucket> TileParser::createTextBucket(const VectorTileLayer& laye
std::unique_ptr<TextBucket> bucket = std::make_unique<TextBucket>(
tile.textVertexBuffer, tile.triangleElementsBuffer, bucket_desc, placement);
FilteredVectorTileLayer filtered_layer(layer, bucket_desc);
for (const pbf& feature_pbf : filtered_layer) {
if (obsolete()) return nullptr;
bucket->addFeature({ feature_pbf, layer }, faces, shaping);
}
addBucketFeatures(bucket, layer, bucket_desc, faces, shaping);
return std::move(bucket);
}