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encapsulate loading the raw image data for mod patching

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Jesse Plamondon-Willard 2022-05-28 15:07:19 -04:00
parent 2134cef74f
commit 4f6965eef3
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GPG Key ID: CF8B1456B3E29F49
1 changed files with 36 additions and 17 deletions
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53
src/SMAPI/Framework/ContentManagers/ModContentManager.cs
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@ -1,5 +1,6 @@
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Globalization;
using System.IO;
using System.Linq;
@ -201,27 +202,13 @@ namespace StardewModdingAPI.Framework.ContentManagers
// load
if (asRawData || this.UseRawImageLoading)
{
// load raw data
using FileStream stream = File.OpenRead(file.FullName);
using SKBitmap bitmap = SKBitmap.Decode(stream);
SKPMColor[] rawPixels = SKPMColor.PreMultiply(bitmap.Pixels);
this.LoadRawImageData(file, out int width, out int height, out Color[] pixels, asRawData);
// convert to XNA pixel format
Color[] pixels = new Color[rawPixels.Length];
for (int i = pixels.Length - 1; i >= 0; i--)
{
SKPMColor pixel = rawPixels[i];
pixels[i] = pixel.Alpha == 0
? Color.Transparent
: new Color(r: pixel.Red, g: pixel.Green, b: pixel.Blue, alpha: pixel.Alpha);
}
// create texture
if (asRawData)
return (T)(object)new RawTextureData(bitmap.Width, bitmap.Height, pixels);
return (T)(object)new RawTextureData(width, height, pixels);
else
{
Texture2D texture = new(Game1.graphics.GraphicsDevice, bitmap.Width, bitmap.Height);
Texture2D texture = new(Game1.graphics.GraphicsDevice, width, height);
texture.SetData(pixels);
return (T)(object)texture;
}
@ -235,6 +222,38 @@ namespace StardewModdingAPI.Framework.ContentManagers
}
}
/// <summary>Load the raw image data from a file on disk.</summary>
/// <param name="file">The file whose data to load.</param>
/// <param name="width">The pixel width for the loaded image data.</param>
/// <param name="height">The pixel height for the loaded image data.</param>
/// <param name="pixels">The premultiplied pixel data.</param>
/// <param name="forRawData">Whether the data is being loaded for an <see cref="IRawTextureData"/> (true) or <see cref="Texture2D"/> (false) instance.</param>
/// <remarks>This is separate to let framework mods intercept the data before it's loaded, if needed.</remarks>
[SuppressMessage("ReSharper", "UnusedParameter.Local", Justification = "The 'forRawData' parameter is only added for mods which may intercept this method.")]
[SuppressMessage("Style", "IDE0060:Remove unused parameter", Justification = "The 'forRawData' parameter is only added for mods which may intercept this method.")]
private void LoadRawImageData(FileInfo file, out int width, out int height, out Color[] pixels, bool forRawData)
{
// load raw data
SKPMColor[] rawPixels;
{
using FileStream stream = File.OpenRead(file.FullName);
using SKBitmap bitmap = SKBitmap.Decode(stream);
rawPixels = SKPMColor.PreMultiply(bitmap.Pixels);
width = bitmap.Width;
height = bitmap.Height;
}
// convert to XNA pixel format
pixels = new Color[rawPixels.Length];
for (int i = pixels.Length - 1; i >= 0; i--)
{
SKPMColor pixel = rawPixels[i];
pixels[i] = pixel.Alpha == 0
? Color.Transparent
: new Color(r: pixel.Red, g: pixel.Green, b: pixel.Blue, alpha: pixel.Alpha);
}
}
/// <summary>Load an unpacked image file (<c>.tbin</c> or <c>.tmx</c>).</summary>
/// <typeparam name="T">The type of asset to load.</typeparam>
/// <param name="assetName">The asset name relative to the loader root directory.</param>