void RequestUpdateBuffer(ChunkVertexBuilder vertexBuilder, ChunkMeshUpdatePriority priority)
{
for (int z = 0; z < MeshSegments.Z; z++)
{
for (int y = 0; y < MeshSegments.Y; y++)
{
for (int x = 0; x < MeshSegments.X; x++)
{
var opaqueRequest = new UpdateBufferRequest
{
VertexBuilder = vertexBuilder,
Segment = new IntVector3(x, y, z),
Translucece = false,
Priority = priority,
RequestTime = TimeSpan.FromTicks(Environment.TickCount)
};
updateBufferRequests.Enqueue(opaqueRequest);
var translucentRequest = new UpdateBufferRequest
{
VertexBuilder = vertexBuilder,
Segment = new IntVector3(x, y, z),
Translucece = true,
Priority = priority,
RequestTime = TimeSpan.FromTicks(Environment.TickCount)
};
updateBufferRequests.Enqueue(translucentRequest);
}
}
}
}
internal void Clear()
{
Chunk = null;
VertexBuilder = null;
}
bool UpdateMeshSegmentBuffer(ChunkVertexBuilder verticesBuilder, int segmentX, int segmentY, int segmentZ, bool translucence)
{
var chunk = verticesBuilder.Chunk;
// メッシュに設定するワールド座標。
// メッシュの中心をメッシュの位置とする。
var position = new Vector3
{
X = chunk.Position.X * chunkManager.PartitionSize.X + segmentX * MeshSize.X + MeshOffset.X,
Y = chunk.Position.Y * chunkManager.PartitionSize.Y + segmentY * MeshSize.Y + MeshOffset.Y,
Z = chunk.Position.Z * chunkManager.PartitionSize.Z + segmentZ * MeshSize.Z + MeshOffset.Z
};
// メッシュに設定するワールド行列。
Matrix world;
Matrix.CreateTranslation(ref position, out world);
// メッシュに設定するエフェクト。
var effect = chunk.Region.ChunkEffect;
var vertices = verticesBuilder.GetVertices(segmentX, segmentY, segmentZ, translucence);
var mesh = chunk.GetMesh(segmentX, segmentY, segmentZ, translucence);
if (mesh != null)
{
TotalVertexCount -= mesh.VertexCount;
TotalIndexCount -= mesh.IndexCount;
}
bool updated;
if (vertices.VertexCount == 0 || vertices.IndexCount == 0)
{
if (mesh != null)
{
chunk.SetMesh(segmentX, segmentY, segmentZ, translucence, null);
updated = true;
}
else
{
// 更新不要。
updated = false;
}
}
else
{
if (mesh == null)
{
mesh = CreateMesh(effect, false, segmentX, segmentY, segmentZ);
chunk.SetMesh(segmentX, segmentY, segmentZ, translucence, mesh);
}
mesh.PositionWorld = position;
mesh.World = world;
vertices.Populate(mesh);
TotalVertexCount += mesh.VertexCount;
TotalIndexCount += mesh.IndexCount;
MaxVertexCount = Math.Max(MaxVertexCount, mesh.VertexCount);
MaxIndexCount = Math.Max(MaxIndexCount, mesh.IndexCount);
updated = true;
}
return(updated);
}
internal void AttachVertexBuilder(ChunkVertexBuilder vertexBuilder)
{
VertexBuilder = vertexBuilder;
}
