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Faster osm (#2874)

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Much faster OSM map handler
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Totoo 2025-11-21 09:30:01 +01:00 • committed by GitHub
parent c01597baf2
commit 6b02ba6e5d
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7 changed files with 128 additions and 15 deletions
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22
firmware/standalone/common/ui/ui_geomap.cpp
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@ -451,14 +451,22 @@ bool GeoMap::draw_osm_file(int zoom, int tile_x, int tile_y, int relative_x, int
return false;
}
std::vector<ui::Color> line(clip_w);
for (int y = 0; y < clip_h; ++y) {
int source_row = src_y + y;
int dest_row = dest_y + y;
bmp.seek(src_x, source_row);
for (int x = 0; x < clip_w; ++x) {
bmp.read_next_px(line[x], true);
if (bmp.is_bottomup()) {
for (int y = clip_h - 1; y >= 0; --y) {
int source_row = src_y + y;
int dest_row = dest_y + y;
bmp.seek(src_x, source_row);
bmp.read_next_px_cnt(line.data(), clip_w, false);
painter.draw_pixels({dest_x + r.left(), dest_row + r.top(), clip_w, 1}, line);
}
} else {
for (int y = 0; y < clip_h; ++y) {
int source_row = src_y + y;
int dest_row = dest_y + y;
bmp.seek(src_x, source_row);
bmp.read_next_px_cnt(line.data(), clip_w, false);
painter.draw_pixels({dest_x + r.left(), dest_row + r.top(), clip_w, 1}, line);
}
painter.draw_pixels({dest_x + r.left(), dest_row + r.top(), clip_w, 1}, line);
}
return true;
}