質問編集履歴
2
追加スクリプト
test
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@@ -334,10 +334,148 @@
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}
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-
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```
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追加スクリプト
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```C#
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class PlacementShadow : MonoBehaviour
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{
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public Material material;
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356
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Mesh mesh;
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358
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List<Vector2> ObjectPositionList = new List<Vector2>();
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// Start is called before the first frame update
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void Start()
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{
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mesh = new Mesh();
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mesh.vertices = new Vector3[]
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370
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{
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new Vector3(0f,0f,0f),
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new Vector3(0f,1f,0f),
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new Vector3(1f,0f,0f),
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new Vector3(0f,1f,1f),
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new Vector3(1f,0f,1f),
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new Vector3(1f,1f,1f),
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};
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388
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mesh.uv = new Vector2[]
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390
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{
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new Vector2(0f,0f),
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new Vector2(0f,1f),
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new Vector2(1f,0f),
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new Vector2(0f,1f),
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new Vector2(1f,0f),
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new Vector2(1f,1f),
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};
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406
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mesh.triangles = new int[]
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{
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0,1,2,
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413
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414
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415
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3,2,1,
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417
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2,3,4,
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419
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420
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5,4,3,
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};
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mesh.RecalculateBounds();
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mesh.RecalculateNormals();
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}
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430
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431
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433
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// Update is called once per frame
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void Update()
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436
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{
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439
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Placement();
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for(int i = 0;i < ObjectPositionList.Count; i++)
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442
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{
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Graphics.DrawMesh(mesh,Vector3.zero, Quaternion.identity, material, 0);
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446
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447
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}
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448
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449
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}
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450
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451
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void Placement()
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452
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453
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{
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454
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455
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var pos = Camera.main.ScreenToWorldPoint(Input.mousePosition);
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456
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457
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var x = Mathf.FloorToInt(pos.x);
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458
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459
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var y = Mathf.FloorToInt(pos.y);
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460
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461
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var pos2 = new Vector2(x, y);
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462
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463
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if (Input.GetMouseButton(0))
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464
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465
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{
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466
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467
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ObjectPositionList.Add(pos2);
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468
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+
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469
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}
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470
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+
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471
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+
}
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472
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+
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473
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+
}
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474
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+
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475
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+
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476
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+
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477
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+
```
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478
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+
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341
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342
480
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343
481
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### 試したこと
|
1
理想図の追加
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -346,6 +346,8 @@
|
|
|
346
346
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347
347
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348
348
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349
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+
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350
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349
351
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正方形に描画しているメッシュの３つの頂点を引き伸ばして、[ボリュームシャドウ](http://gameprogrammingunit.web.fc2.com/shadow/volume_simple.htm)のようにしたかったのですが、どうすればシェーダーで描画しているメッシュの頂点をいじれるのか、調べても分かりませんでした。
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|
350
352
|
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351
353
|
どのようにすればシェーダーでverticesを変更することができますか？
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