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#region License/* FNA - XNA4 Reimplementation for Desktop Platforms * Copyright 2009-2016 Ethan Lee and the MonoGame Team * * Released under the Microsoft Public License. * See LICENSE for details. */#endregion#region Using Statementsusing System;using Microsoft.Xna.Framework.Graphics;#endregionnamespace Microsoft.Xna.Framework.Content{ internal class Texture3DReader : ContentTypeReader<Texture3D> { #region Protected Read Method protected internal override Texture3D Read( ContentReader reader, Texture3D existingInstance ) { Texture3D texture = null; SurfaceFormat format = (SurfaceFormat) reader.ReadInt32(); int width = reader.ReadInt32(); int height = reader.ReadInt32(); int depth = reader.ReadInt32(); int levelCount = reader.ReadInt32(); if (existingInstance == null) { texture = new Texture3D( reader.GraphicsDevice, width, height, depth, levelCount > 1, format ); } else { texture = existingInstance; } for (int i = 0; i < levelCount; i += 1) { int dataSize = reader.ReadInt32(); byte[] data = reader.ReadBytes(dataSize); texture.SetData( i, 0, 0, width, height, 0, depth, data, 0, dataSize ); // Calculate dimensions of next mip level. width = Math.Max(width >> 1, 1); height = Math.Max(height >> 1, 1); depth = Math.Max(depth >> 1, 1); } return texture; } #endregion }} |
