Files
SpineViewer/Spine/Implementations/TextureLoader.cs

475 lines
17 KiB
C#

using NLog;
using SFML.Graphics;
using SkiaSharp;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Spine.Implementations
{
/// <summary>
/// 实现不同版本的 TextureLoader
/// </summary>
public class TextureLoader :
SpineRuntime21.TextureLoader,
SpineRuntime34.TextureLoader,
SpineRuntime35.TextureLoader,
SpineRuntime36.TextureLoader,
SpineRuntime37.TextureLoader,
SpineRuntime38.TextureLoader,
SpineRuntime40.TextureLoader,
SpineRuntime41.TextureLoader,
SpineRuntime42.TextureLoader
{
private static readonly Logger _logger = LogManager.GetCurrentClassLogger();
/// <summary>
/// 默认的全局纹理加载器
/// </summary>
public static TextureLoader DefaultLoader { get; } = new();
/// <summary>
/// 在读取纹理时强制进行通道预乘操作
/// </summary>
public bool ForcePremul { get; set; }
/// <summary>
/// 强制使用 Nearest
/// </summary>
public bool ForceNearest { get; set; }
/// <summary>
/// 强制启用 Mipmap
/// </summary>
public bool ForceMipmap { get; set; }
private Texture ReadTexture(string path)
{
if (!File.Exists(path))
{
_logger.Error($"Texture file not found, {path}");
throw new FileNotFoundException("Texture file not found", path);
}
using var codec = SKCodec.Create(path, out var result);
if (codec is null || result != SKCodecResult.Success)
{
_logger.Error($"Failed to create codec '{path}', {result}");
throw new InvalidOperationException($"Failed to create codec '{path}', {result}");
}
var width = codec.Info.Width;
var height = codec.Info.Height;
// 判断是否需要强制预乘
var alphaType = ForcePremul ? SKAlphaType.Premul : SKAlphaType.Unpremul;
var info = new SKImageInfo(width, height, SKColorType.Rgba8888, alphaType);
result = codec.GetPixels(info, out var pixels);
if (result != SKCodecResult.Success)
{
_logger.Error($"Failed to decode image '{path}', {result}");
throw new InvalidOperationException($"Failed to decode image '{path}', {result}");
}
Texture tex = new((uint)width, (uint)height);
tex.Update(pixels);
return tex;
}
public virtual void Load(SpineRuntime21.AtlasPage page, string path)
{
var texture = ReadTexture(path);
if (page.magFilter == SpineRuntime21.TextureFilter.Linear)
{
texture.Smooth = true;
}
if (page.uWrap == SpineRuntime21.TextureWrap.Repeat && page.vWrap == SpineRuntime21.TextureWrap.Repeat)
{
texture.Repeated = true;
}
switch (page.minFilter)
{
case SpineRuntime21.TextureFilter.Linear:
texture.Smooth = true;
break;
case SpineRuntime21.TextureFilter.MipMap:
case SpineRuntime21.TextureFilter.MipMapNearestNearest:
texture.GenerateMipmap();
break;
case SpineRuntime21.TextureFilter.MipMapLinearNearest:
case SpineRuntime21.TextureFilter.MipMapNearestLinear:
case SpineRuntime21.TextureFilter.MipMapLinearLinear:
texture.Smooth = true;
texture.GenerateMipmap();
break;
}
if (ForceNearest) texture.Smooth = false;
if (ForceMipmap) texture.GenerateMipmap();
page.rendererObject = texture;
// 有些旧的 atlas 会省略 size 行, 这时需要在读取纹理时赋值
if (page.width <= 0 || page.height <= 0)
{
var texSize = texture.Size;
page.width = (int)texSize.X;
page.height = (int)texSize.Y;
}
}
public virtual void Load(SpineRuntime34.AtlasPage page, string path)
{
var texture = ReadTexture(path);
if (page.magFilter == SpineRuntime34.TextureFilter.Linear)
{
texture.Smooth = true;
}
if (page.uWrap == SpineRuntime34.TextureWrap.Repeat && page.vWrap == SpineRuntime34.TextureWrap.Repeat)
{
texture.Repeated = true;
}
switch (page.minFilter)
{
case SpineRuntime34.TextureFilter.Linear:
texture.Smooth = true;
break;
case SpineRuntime34.TextureFilter.MipMap:
case SpineRuntime34.TextureFilter.MipMapNearestNearest:
texture.GenerateMipmap();
break;
case SpineRuntime34.TextureFilter.MipMapLinearNearest:
case SpineRuntime34.TextureFilter.MipMapNearestLinear:
case SpineRuntime34.TextureFilter.MipMapLinearLinear:
texture.Smooth = true;
texture.GenerateMipmap();
break;
}
if (ForceNearest) texture.Smooth = false;
if (ForceMipmap) texture.GenerateMipmap();
page.rendererObject = texture;
// 有些旧的 atlas 会省略 size 行, 这时需要在读取纹理时赋值
if (page.width <= 0 || page.height <= 0)
{
var texSize = texture.Size;
page.width = (int)texSize.X;
page.height = (int)texSize.Y;
}
}
public virtual void Load(SpineRuntime35.AtlasPage page, string path)
{
var texture = ReadTexture(path);
if (page.magFilter == SpineRuntime35.TextureFilter.Linear)
{
texture.Smooth = true;
}
if (page.uWrap == SpineRuntime35.TextureWrap.Repeat && page.vWrap == SpineRuntime35.TextureWrap.Repeat)
{
texture.Repeated = true;
}
switch (page.minFilter)
{
case SpineRuntime35.TextureFilter.Linear:
texture.Smooth = true;
break;
case SpineRuntime35.TextureFilter.MipMap:
case SpineRuntime35.TextureFilter.MipMapNearestNearest:
texture.GenerateMipmap();
break;
case SpineRuntime35.TextureFilter.MipMapLinearNearest:
case SpineRuntime35.TextureFilter.MipMapNearestLinear:
case SpineRuntime35.TextureFilter.MipMapLinearLinear:
texture.Smooth = true;
texture.GenerateMipmap();
break;
}
if (ForceNearest) texture.Smooth = false;
if (ForceMipmap) texture.GenerateMipmap();
page.rendererObject = texture;
// 有些旧的 atlas 会省略 size 行, 这时需要在读取纹理时赋值
if (page.width <= 0 || page.height <= 0)
{
var texSize = texture.Size;
page.width = (int)texSize.X;
page.height = (int)texSize.Y;
}
}
public virtual void Load(SpineRuntime36.AtlasPage page, string path)
{
var texture = ReadTexture(path);
if (page.magFilter == SpineRuntime36.TextureFilter.Linear)
{
texture.Smooth = true;
}
if (page.uWrap == SpineRuntime36.TextureWrap.Repeat && page.vWrap == SpineRuntime36.TextureWrap.Repeat)
{
texture.Repeated = true;
}
switch (page.minFilter)
{
case SpineRuntime36.TextureFilter.Linear:
texture.Smooth = true;
break;
case SpineRuntime36.TextureFilter.MipMap:
case SpineRuntime36.TextureFilter.MipMapNearestNearest:
texture.GenerateMipmap();
break;
case SpineRuntime36.TextureFilter.MipMapLinearNearest:
case SpineRuntime36.TextureFilter.MipMapNearestLinear:
case SpineRuntime36.TextureFilter.MipMapLinearLinear:
texture.Smooth = true;
texture.GenerateMipmap();
break;
}
if (ForceNearest) texture.Smooth = false;
if (ForceMipmap) texture.GenerateMipmap();
page.rendererObject = texture;
// 有些旧的 atlas 会省略 size 行, 这时需要在读取纹理时赋值
if (page.width <= 0 || page.height <= 0)
{
var texSize = texture.Size;
page.width = (int)texSize.X;
page.height = (int)texSize.Y;
}
}
public virtual void Load(SpineRuntime37.AtlasPage page, string path)
{
var texture = ReadTexture(path);
if (page.magFilter == SpineRuntime37.TextureFilter.Linear)
{
texture.Smooth = true;
}
if (page.uWrap == SpineRuntime37.TextureWrap.Repeat && page.vWrap == SpineRuntime37.TextureWrap.Repeat)
{
texture.Repeated = true;
}
switch (page.minFilter)
{
case SpineRuntime37.TextureFilter.Linear:
texture.Smooth = true;
break;
case SpineRuntime37.TextureFilter.MipMap:
case SpineRuntime37.TextureFilter.MipMapNearestNearest:
texture.GenerateMipmap();
break;
case SpineRuntime37.TextureFilter.MipMapLinearNearest:
case SpineRuntime37.TextureFilter.MipMapNearestLinear:
case SpineRuntime37.TextureFilter.MipMapLinearLinear:
texture.Smooth = true;
texture.GenerateMipmap();
break;
}
if (ForceNearest) texture.Smooth = false;
if (ForceMipmap) texture.GenerateMipmap();
page.rendererObject = texture;
// 有些旧的 atlas 会省略 size 行, 这时需要在读取纹理时赋值
if (page.width <= 0 || page.height <= 0)
{
var texSize = texture.Size;
page.width = (int)texSize.X;
page.height = (int)texSize.Y;
}
}
public virtual void Load(SpineRuntime38.AtlasPage page, string path)
{
var texture = ReadTexture(path);
if (page.magFilter == SpineRuntime38.TextureFilter.Linear)
{
texture.Smooth = true;
}
if (page.uWrap == SpineRuntime38.TextureWrap.Repeat && page.vWrap == SpineRuntime38.TextureWrap.Repeat)
{
texture.Repeated = true;
}
switch (page.minFilter)
{
case SpineRuntime38.TextureFilter.Linear:
texture.Smooth = true;
break;
case SpineRuntime38.TextureFilter.MipMap:
case SpineRuntime38.TextureFilter.MipMapNearestNearest:
texture.GenerateMipmap();
break;
case SpineRuntime38.TextureFilter.MipMapLinearNearest:
case SpineRuntime38.TextureFilter.MipMapNearestLinear:
case SpineRuntime38.TextureFilter.MipMapLinearLinear:
texture.Smooth = true;
texture.GenerateMipmap();
break;
}
if (ForceNearest) texture.Smooth = false;
if (ForceMipmap) texture.GenerateMipmap();
page.rendererObject = texture;
// 有些旧的 atlas 会省略 size 行, 这时需要在读取纹理时赋值
if (page.width <= 0 || page.height <= 0)
{
var texSize = texture.Size;
page.width = (int)texSize.X;
page.height = (int)texSize.Y;
}
}
public virtual void Load(SpineRuntime40.AtlasPage page, string path)
{
var texture = ReadTexture(path);
if (page.magFilter == SpineRuntime40.TextureFilter.Linear)
{
texture.Smooth = true;
}
if (page.uWrap == SpineRuntime40.TextureWrap.Repeat && page.vWrap == SpineRuntime40.TextureWrap.Repeat)
{
texture.Repeated = true;
}
switch (page.minFilter)
{
case SpineRuntime40.TextureFilter.Linear:
texture.Smooth = true;
break;
case SpineRuntime40.TextureFilter.MipMap:
case SpineRuntime40.TextureFilter.MipMapNearestNearest:
texture.GenerateMipmap();
break;
case SpineRuntime40.TextureFilter.MipMapLinearNearest:
case SpineRuntime40.TextureFilter.MipMapNearestLinear:
case SpineRuntime40.TextureFilter.MipMapLinearLinear:
texture.Smooth = true;
texture.GenerateMipmap();
break;
}
if (ForceNearest) texture.Smooth = false;
if (ForceMipmap) texture.GenerateMipmap();
page.rendererObject = texture;
// 有些旧的 atlas 会省略 size 行, 这时需要在读取纹理时赋值
if (page.width <= 0 || page.height <= 0)
{
var texSize = texture.Size;
page.width = (int)texSize.X;
page.height = (int)texSize.Y;
}
}
public virtual void Load(SpineRuntime41.AtlasPage page, string path)
{
var texture = ReadTexture(path);
if (page.magFilter == SpineRuntime41.TextureFilter.Linear)
{
texture.Smooth = true;
}
if (page.uWrap == SpineRuntime41.TextureWrap.Repeat && page.vWrap == SpineRuntime41.TextureWrap.Repeat)
{
texture.Repeated = true;
}
switch (page.minFilter)
{
case SpineRuntime41.TextureFilter.Linear:
texture.Smooth = true;
break;
case SpineRuntime41.TextureFilter.MipMap:
case SpineRuntime41.TextureFilter.MipMapNearestNearest:
texture.GenerateMipmap();
break;
case SpineRuntime41.TextureFilter.MipMapLinearNearest:
case SpineRuntime41.TextureFilter.MipMapNearestLinear:
case SpineRuntime41.TextureFilter.MipMapLinearLinear:
texture.Smooth = true;
texture.GenerateMipmap();
break;
}
if (ForceNearest) texture.Smooth = false;
if (ForceMipmap) texture.GenerateMipmap();
page.rendererObject = texture;
// 有些旧的 atlas 会省略 size 行, 这时需要在读取纹理时赋值
if (page.width <= 0 || page.height <= 0)
{
var texSize = texture.Size;
page.width = (int)texSize.X;
page.height = (int)texSize.Y;
}
}
public virtual void Load(SpineRuntime42.AtlasPage page, string path)
{
var texture = ReadTexture(path);
if (page.magFilter == SpineRuntime42.TextureFilter.Linear)
{
texture.Smooth = true;
}
if (page.uWrap == SpineRuntime42.TextureWrap.Repeat && page.vWrap == SpineRuntime42.TextureWrap.Repeat)
{
texture.Repeated = true;
}
switch (page.minFilter)
{
case SpineRuntime42.TextureFilter.Linear:
texture.Smooth = true;
break;
case SpineRuntime42.TextureFilter.MipMap:
case SpineRuntime42.TextureFilter.MipMapNearestNearest:
texture.GenerateMipmap();
break;
case SpineRuntime42.TextureFilter.MipMapLinearNearest:
case SpineRuntime42.TextureFilter.MipMapNearestLinear:
case SpineRuntime42.TextureFilter.MipMapLinearLinear:
texture.Smooth = true;
texture.GenerateMipmap();
break;
}
if (ForceNearest) texture.Smooth = false;
if (ForceMipmap) texture.GenerateMipmap();
page.rendererObject = texture;
// 有些旧的 atlas 会省略 size 行, 这时需要在读取纹理时赋值
if (page.width <= 0 || page.height <= 0)
{
var texSize = texture.Size;
page.width = (int)texSize.X;
page.height = (int)texSize.Y;
}
}
public virtual void Unload(object texture)
{
((Texture)texture).Dispose();
}
}
}