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46 lines
1.3 KiB
46 lines
1.3 KiB
namespace Mapbox.Unity.MeshGeneration.Modifiers
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{
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using UnityEngine;
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using Mapbox.Unity.MeshGeneration.Data;
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[CreateAssetMenu(menuName = "Mapbox/Modifiers/Snap Terrain Modifier")]
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public class SnapTerrainModifier : MeshModifier
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{
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public override ModifierType Type { get { return ModifierType.Preprocess; } }
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private double scaledX;
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private double scaledY;
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private int _counter;
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public override void Run(VectorFeatureUnity feature, MeshData md, UnityTile tile = null)
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{
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scaledX = tile.Rect.Size.x * tile.TileScale;
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scaledY = tile.Rect.Size.y * tile.TileScale;
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_counter = md.Vertices.Count;
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if (_counter > 0)
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{
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for (int i = 0; i < _counter; i++)
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{
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var h = tile.QueryHeightData(
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(float)((md.Vertices[i].x + md.PositionInTile.x + scaledX / 2) / scaledX),
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(float)((md.Vertices[i].z + md.PositionInTile.z + scaledY / 2) / scaledY));
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md.Vertices[i] += new Vector3(0, h, 0);
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}
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}
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else
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{
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foreach (var sub in feature.Points)
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{
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_counter = sub.Count;
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for (int i = 0; i < _counter; i++)
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{
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var h = tile.QueryHeightData(
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(float)((sub[i].x + md.PositionInTile.x + scaledX / 2) / scaledX),
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(float)((sub[i].z + md.PositionInTile.z + scaledY / 2) / scaledY));
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sub[i] += new Vector3(0, h, 0);
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}
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}
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}
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}
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}
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}
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