1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
#include <mbgl/renderer/sources/render_raster_source.hpp>
#include <mbgl/renderer/render_tile.hpp>
#include <mbgl/tile/raster_tile.hpp>
#include <mbgl/algorithm/update_tile_masks.hpp>
namespace mbgl {
using namespace style;
RenderRasterSource::RenderRasterSource(Immutable<style::RasterSource::Impl> impl_)
: RenderSource(impl_) {
tilePyramid.setObserver(this);
}
const style::RasterSource::Impl& RenderRasterSource::impl() const {
return static_cast<const style::RasterSource::Impl&>(*baseImpl);
}
bool RenderRasterSource::isLoaded() const {
return tilePyramid.isLoaded();
}
void RenderRasterSource::update(Immutable<style::Source::Impl> baseImpl_,
const std::vector<Immutable<Layer::Impl>>& layers,
const bool needsRendering,
const bool needsRelayout,
const TileParameters& parameters) {
std::swap(baseImpl, baseImpl_);
enabled = needsRendering;
optional<Tileset> tileset = impl().getTileset();
if (!tileset) {
return;
}
if (tileURLTemplates != tileset->tiles) {
tileURLTemplates = tileset->tiles;
// TODO: this removes existing buckets, and will cause flickering.
// Should instead refresh tile data in place.
tilePyramid.tiles.clear();
tilePyramid.renderTiles.clear();
tilePyramid.cache.clear();
}
tilePyramid.update(layers,
needsRendering,
needsRelayout,
parameters,
SourceType::Raster,
impl().getTileSize(),
tileset->zoomRange,
[&] (const OverscaledTileID& tileID) {
return std::make_unique<RasterTile>(tileID, parameters, *tileset);
});
}
void RenderRasterSource::startRender(PaintParameters& parameters) {
algorithm::updateTileMasks(tilePyramid.getRenderTiles());
tilePyramid.startRender(parameters);
}
void RenderRasterSource::finishRender(PaintParameters& parameters) {
tilePyramid.finishRender(parameters);
}
std::vector<std::reference_wrapper<RenderTile>> RenderRasterSource::getRenderTiles() {
return tilePyramid.getRenderTiles();
}
std::unordered_map<std::string, std::vector<Feature>>
RenderRasterSource::queryRenderedFeatures(const ScreenLineString&,
const TransformState&,
const std::vector<const RenderLayer*>&,
const RenderedQueryOptions&,
const CollisionIndex& ) const {
return std::unordered_map<std::string, std::vector<Feature>> {};
}
std::vector<Feature> RenderRasterSource::querySourceFeatures(const SourceQueryOptions&) const {
return {};
}
void RenderRasterSource::onLowMemory() {
tilePyramid.onLowMemory();
}
void RenderRasterSource::dumpDebugLogs() const {
tilePyramid.dumpDebugLogs();
}
} // namespace mbgl
|
