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Improve rtt image generation

This commit is contained in:
LilyRose2798 2024-04-11 16:10:34 +10:00
parent 1498f0f9be
commit 0a20cae93f
1 changed files with 3 additions and 2 deletions
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5
ipmap.py
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@ -98,6 +98,7 @@ def generate_tiles(parquet_path: Path, tiles_dir: Path, *, tile_size = default_t
print("done") print("done")
tiles_per_side = int(math.sqrt(0x100000000)) // tile_size tiles_per_side = int(math.sqrt(0x100000000)) // tile_size
rtt_div: float = df.get_column("rtt_us").std() / 4
possible_overlaps = 1 possible_overlaps = 1
write_tile_p = functools.partial(write_tile, alpha = alpha) write_tile_p = functools.partial(write_tile, alpha = alpha)
@ -141,7 +142,7 @@ def generate_tiles(parquet_path: Path, tiles_dir: Path, *, tile_size = default_t
if not quiet: if not quiet:
print(f"scaling {len(df)} coords down from {prev_tiles_per_side}x{prev_tiles_per_side} tiles to {tiles_per_side}x{tiles_per_side} tiles...", end = " ", flush = True) print(f"scaling {len(df)} coords down from {prev_tiles_per_side}x{prev_tiles_per_side} tiles to {tiles_per_side}x{tiles_per_side} tiles...", end = " ", flush = True)
df = df.with_columns(x = pl.col("x") // scale, y = pl.col("y") // scale).group_by(["x", "y"]).agg(count = pl.sum("count"), rtt_us = pl.mean("rtt_us")) # maybe using median would be better? df = df.with_columns(x = pl.col("x") // scale, y = pl.col("y") // scale).group_by(["x", "y"]).agg(count = pl.sum("count"), rtt_us = pl.median("rtt_us"))
if not quiet: if not quiet:
print(f"done with {len(df)} coords remaining") print(f"done with {len(df)} coords remaining")
@ -158,7 +159,7 @@ def generate_tiles(parquet_path: Path, tiles_dir: Path, *, tile_size = default_t
if generate_density: if generate_density:
generate_images(colormap, "density", "count", 256 if possible_overlaps == 1 else possible_overlaps) generate_images(colormap, "density", "count", 256 if possible_overlaps == 1 else possible_overlaps)
if generate_rtt: if generate_rtt:
generate_images(colormap, "rtt", "rtt_us", df.get_column("rtt_us").std() / tiles_per_side.bit_length()) generate_images(colormap, "rtt", "rtt_us", rtt_div)
if tiles_per_side == 1: if tiles_per_side == 1:
break break
scale_down_coords() scale_down_coords()