// Use this for initialization
void Start()
{
m_MeshRenderer = GetComponent <MeshRenderer>();
m_Mesh = new Mesh();
m_Mesh.name = "ReachLine";
MeshFilter mesh_filter = GetComponent <MeshFilter>();
mesh_filter.sharedMesh = m_Mesh;
m_Vertexs = new Vector3[LINE_COUNT_MAX * 4];
m_UVs = new Vector2[LINE_COUNT_MAX * 4];
m_Indices = new int[LINE_COUNT_MAX * 3 * 2];
m_StartPositions = new Vector3[LINE_COUNT_MAX];
m_EndPositions = new Vector3[LINE_COUNT_MAX];
m_Elements = new MasterDataDefineLabel.ElementType[LINE_COUNT_MAX];
m_UvInfos = new UvInfo[(int)MasterDataDefineLabel.ElementType.MAX];
Material material = null;
for (int idx = 0; idx < m_Sprites.Length; idx++)
{
m_UvInfos[idx] = new UvInfo(m_Sprites[idx]);
if (material == null)
{
material = new Material(m_MeshRenderer.sharedMaterial);
material.mainTexture = m_Sprites[idx].texture;
}
}
if (material != null)
{
m_MeshRenderer.material = material;
}
}
// Update is called once per frame
void Update()
{
// GameObjectのスケーリングを打ち消すための係数を計算
float scale = 1.0f;
if (transform.parent != null)
{
scale = 1.0f / transform.parent.transform.lossyScale.x;
}
for (int line_count = 0; line_count < m_LineCount; line_count++)
{
// カメラのすぐ前の位置へ補正
Vector3 start_pos = m_StartPositions[line_count] - m_CameraPosition;
start_pos.Normalize();
start_pos += (m_CameraPosition - transform.position);
start_pos *= scale;
// カメラのすぐ前の位置へ補正
Vector3 end_pos = m_EndPositions[line_count] - m_CameraPosition;
end_pos.Normalize();
end_pos += (m_CameraPosition - transform.position);
end_pos *= scale;
Vector3 vec_forwad = end_pos - start_pos;
Vector3 vec_width = Quaternion.Euler(0.0f, 0.0f, 90.0f) * vec_forwad;
vec_width.Normalize();
vec_width *= LINE_WIDTH_SCALE * scale;
m_Vertexs[line_count * 4 + 0] = start_pos - vec_width;
m_Vertexs[line_count * 4 + 1] = start_pos + vec_width;
m_Vertexs[line_count * 4 + 2] = end_pos - vec_width;
m_Vertexs[line_count * 4 + 3] = end_pos + vec_width;
UvInfo uv_info = m_UvInfos[(int)m_Elements[line_count]];
m_UVs[line_count * 4 + 0] = uv_info.top_left;
m_UVs[line_count * 4 + 1] = uv_info.top_right;
m_UVs[line_count * 4 + 2] = uv_info.bottom_left;
m_UVs[line_count * 4 + 3] = uv_info.bottom_right;
m_Indices[line_count * 3 * 2 + 0] = line_count * 4 + 0;
m_Indices[line_count * 3 * 2 + 1] = line_count * 4 + 1;
m_Indices[line_count * 3 * 2 + 2] = line_count * 4 + 2;
m_Indices[line_count * 3 * 2 + 3] = line_count * 4 + 3;
m_Indices[line_count * 3 * 2 + 4] = line_count * 4 + 2;
m_Indices[line_count * 3 * 2 + 5] = line_count * 4 + 1;
}
if (m_LineCount > 0)
{
for (int idx = m_LineCount * 3 * 2; idx < m_Indices.Length; idx++)
{
m_Indices[idx] = 0;
}
m_Mesh.vertices = m_Vertexs;
m_Mesh.uv = m_UVs;
m_Mesh.triangles = m_Indices;
m_Mesh.RecalculateNormals();
m_Mesh.RecalculateBounds();
m_MeshRenderer.enabled = true;
}
else
{
m_MeshRenderer.enabled = false;
}
}
