From 52cd11ce1723d5c8c8b67fe7aeba11d383e32fa0 Mon Sep 17 00:00:00 2001
From: Satoru Nishio <31245655+nokonoko1203@users.noreply.github.com>
Date: Thu, 26 Sep 2024 09:14:24 +0900
Subject: [PATCH] =?UTF-8?q?3D=20Tiles=E3=81=AE=E5=87=BA=E5=8A=9B=E7=B5=90?=
 =?UTF-8?q?=E6=9E=9C=E3=82=92=E5=BE=AE=E8=AA=BF=E6=95=B4=20(#649)?=
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<!-- Close or Related Issues -->

### What I did（変更内容）
<!-- Please describe the motivation behind this PR and the changes it
introduces. -->
<!-- どのような変更をしますか？ 目的は？ -->

- 出力結果を微調整する

### Notes（連絡事項）
<!-- If manual testing is required, please describe the procedure. -->
<!-- 手動での動作確認が必要なら手順を簡単に伝えてください。そのほか連絡事項など。 -->

None / なし
---
 nusamai/src/sink/cesiumtiles/mod.rs   | 6 +++---
 nusamai/src/sink/cesiumtiles/slice.rs | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/nusamai/src/sink/cesiumtiles/mod.rs b/nusamai/src/sink/cesiumtiles/mod.rs
index 0ef6f15ea..d8fde01fd 100644
--- a/nusamai/src/sink/cesiumtiles/mod.rs
+++ b/nusamai/src/sink/cesiumtiles/mod.rs
@@ -119,7 +119,7 @@ impl DataSink for CesiumTilesSink {
         let tile_id_conv = TileIdMethod::Hilbert;
 
         // TODO: configurable
-        let min_zoom = 12;
+        let min_zoom = 15;
         let max_zoom = 18;
 
         let limit_texture_resolution = self.limit_texture_resolution;
@@ -409,8 +409,8 @@ fn tile_writing_stage(
             // initialize texture packer
             // To reduce unnecessary draw calls, set the lower limit for max_width and max_height to 4096
             let config = TexturePlacerConfig {
-                width: max_width.max(4096),
-                height: max_height.max(4096),
+                width: max_width.max(2048),
+                height: max_height.max(2048),
                 padding: 0,
             };
 
diff --git a/nusamai/src/sink/cesiumtiles/slice.rs b/nusamai/src/sink/cesiumtiles/slice.rs
index db0a283ac..898838e22 100644
--- a/nusamai/src/sink/cesiumtiles/slice.rs
+++ b/nusamai/src/sink/cesiumtiles/slice.rs
@@ -138,7 +138,7 @@ pub fn slice_to_tiles<E>(
                                     tiling::scheme::zxy_from_lng_lat(zoom, lng_center, lat_center);
                                 tiling::scheme::geometric_error(zoom, y)
                             };
-                            let threshold = geom_error * 1.5; // TODO: adjustable
+                            let threshold = geom_error * 2.0; // TODO: adjustable
                             if approx_dx < threshold
                                 && approx_dy < threshold
                                 && approx_dh < threshold