// 6方向ブロックメッシュ
public void WriteToMeshNormal(BlockGroup blockGroup, BlockMeshMerger meshMerger)
{
BlockShape shape = this.shape;
for (int i = 0; i < shape.meshes.Length; i++)
{
int index = this.ToLocalDirection(i);
var mesh = shape.meshes[index];
if (mesh == null)
{
continue;
}
// 隣のブロックに完全に覆われていたら省略する
if (i < 6 && this.CheckOcculusion(blockGroup, (BlockDirection)i))
{
continue;
}
meshMerger.Merge(mesh, this.position, this.direction, this.textureChips[index], i);
}
}
// 自動配置ブロックの処理
public void WriteToMeshAutoPlacement(BlockGroup blockGroup, BlockMeshMerger meshMerger)
{
BlockShape shape = this.shape;
// 隣接ブロックを取得
var list = new Vector3[] {
new Vector3(0, 0, 1), new Vector3(1, 0, 0), new Vector3(0, 0, -1), new Vector3(-1, 0, 0),
new Vector3(1, 0, 1), new Vector3(1, 0, -1), new Vector3(-1, 0, -1), new Vector3(-1, 0, 1),
new Vector3(0, 0.5f, 0),
new Vector3(0, 0.5f, 1), new Vector3(1, 0.5f, 0), new Vector3(0, 0.5f, -1), new Vector3(-1, 0.5f, 0),
};
int pattern = 0;
for (int i = 0; i < list.Length; i++)
{
var block = blockGroup.GetBlock(position + EditManager.Instance.ToWorldCoordinate(list[i]));
if (block != null)
{
pattern |= (1 << i);
}
}
for (int i = 0; i < 4; i++)
{
bool s1 = (pattern & (1 << (i))) != 0; // 隣接1
bool s2 = (pattern & (1 << ((i + 1) % 4))) != 0; // 隣接2
bool s3 = (pattern & (1 << (i + 4))) != 0; // 斜め隣接
bool s4 = (pattern & (1 << 8)) != 0; // 上隣接
bool s5 = (pattern & (1 << (9 + i))) != 0; // 上横隣接1
bool s6 = (pattern & (1 << (9 + (i + 1) % 4))) != 0; // 上横隣接2
int meshOffset;
if (s3)
{
if (s1 && s2)
{
meshOffset = (s4 && (s5 || s6)) ? -1 : 0;
}
else if (s1)
{
meshOffset = (s4) ? (s5) ? 24 : 32 : 8;
}
else if (s2)
{
meshOffset = (s4) ? (s6) ? 28 : 36 : 12;
}
else
{
meshOffset = (s4) ? 20 : 4;
}
}
else
{
if (s1 && s2)
{
meshOffset = 16;
}
else if (s1)
{
meshOffset = (s4) ? (s5) ? 24 : 32 : 8;
}
else if (s2)
{
meshOffset = (s4) ? (s6) ? 28 : 36 : 12;
}
else
{
meshOffset = (s4) ? 20 : 4;
}
}
if (meshOffset < 0)
{
continue;
}
var mesh = shape.meshes[6 + meshOffset + i];
if (mesh == null)
{
continue;
}
meshMerger.Merge(mesh, this.position, this.direction, Vector3.one,
shape.divideChipVert, this.textureChips[6], 0);
}
}
// 6方向ブロックメッシュ
public void WriteToMeshStandard(BlockGroup blockGroup, BlockMeshMerger meshMerger)
{
BlockShape shape = this.shape;
for (int i = 0; i < shape.meshes.Length; i++)
{
int index = this.ToLocalDirection(i);
var mesh = shape.meshes[index];
if (mesh == null)
{
continue;
}
// 隣のブロックに完全に覆われていたら省略する
if (i < 6 && this.IsOcculuded(blockGroup, (BlockDirection)i))
{
continue;
}
// 一番下の底面は省略する
if ((BlockDirection)i == BlockDirection.Yminus && this.position.y == 0.0f)
{
continue;
}
Vector3 position = this.position;
Vector3 scale = Vector3.one;
// 側面パネルの場合は分割する
bool divideChipVert = shape.divideChipVert && i < 6 &&
(BlockDirection)i != BlockDirection.Yplus &&
(BlockDirection)i != BlockDirection.Yminus;
if (divideChipVert && this.IsCombinable((BlockDirection)i))
{
BlockDirection direction = (BlockDirection)i;
// 上下に2個続いているブロックをまとめる
if (this.position.y - Math.Floor(this.position.y) >= 0.5f)
{
Block neighborBlock = blockGroup.GetBlock(this.position - new Vector3(0, 0.5f, 0));
if (neighborBlock != null && neighborBlock.IsCombinable(direction) &&
this.GetTextureChip(direction) == neighborBlock.GetTextureChip(direction))
{
divideChipVert = false;
position.y -= 0.25f;
scale.y = 2.0f;
}
}
else
{
Block neighborBlock = blockGroup.GetBlock(this.position + new Vector3(0, 0.5f, 0));
if (neighborBlock != null && neighborBlock.IsCombinable(direction) &&
this.GetTextureChip(direction) == neighborBlock.GetTextureChip(direction))
{
if (!neighborBlock.IsOcculuded(blockGroup, direction))
{
continue;
}
}
}
}
meshMerger.Merge(mesh, position, this.direction, scale,
divideChipVert, this.textureChips[index], i);
}
}