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tweak new code

This commit is contained in:
Jesse Plamondon-Willard 2022-10-08 17:45:50 -04:00
parent 40d5cd7c05
commit 2e0bc5ddfe
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GPG Key ID: CF8B1456B3E29F49
4 changed files with 103 additions and 115 deletions
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181
src/SMAPI/Framework/Content/AssetDataForImage.cs
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@ -33,71 +33,59 @@ namespace StardewModdingAPI.Framework.Content
/// <inheritdoc />
public void PatchImage(IRawTextureData source, Rectangle? sourceArea = null, Rectangle? targetArea = null, PatchMode patchMode = PatchMode.Replace)
{
// nullcheck
if (source == null)
throw new ArgumentNullException(nameof(source), "Can't patch from null source data.");
// get normalized bounds
this.GetPatchBounds(ref sourceArea, ref targetArea, source.Width, source.Height);
// check to see if the Data is sufficiently long.
// while SMAPI's impl is going to be, it's not necessarily the case for mod impl.
if (source.Data.Length < (sourceArea.Value.Bottom - 1) * source.Width + sourceArea.Value.Right)
throw new ArgumentException("Source data insufficiently long for this operation.");
throw new ArgumentException("Can't apply image patch because the source image is smaller than the source area.", nameof(source));
int areaX = sourceArea.Value.X;
int areaY = sourceArea.Value.Y;
int areaWidth = sourceArea.Value.Width;
int areaHeight = sourceArea.Value.Height;
// get the pixels for the source area
Color[] sourceData;
// shortcut: if the area width matches the source image, we can apply the image as-is without needing
// to copy the pixels into a smaller subset. It's fine if the source is taller than the area, since we'll
// just ignore the extra data at the end of the pixel array.
if (areaWidth == source.Width)
{
int areaX = sourceArea.Value.X;
int areaY = sourceArea.Value.Y;
int areaWidth = sourceArea.Value.Width;
int areaHeight = sourceArea.Value.Height;
this.PatchImageImpl(source.Data, source.Width, source.Height, sourceArea.Value, targetArea.Value, patchMode, areaY);
return;
}
if (areaWidth == source.Width)
// else copy the pixels within the smaller area & apply that
int pixelCount = areaWidth * areaHeight;
Color[] sourceData = ArrayPool<Color>.Shared.Rent(pixelCount);
try
{
for (int y = areaY, maxY = areaY + areaHeight; y < maxY; y++)
{
// It's actually fine if the source is taller than the sourceArea
// the "extra" bits on the end of the array can just be ignored.
sourceData = source.Data;
this.PatchImageImpl(sourceData, source.Width, source.Height, sourceArea.Value, targetArea.Value, patchMode, areaY);
int sourceIndex = (y * source.Width) + areaX;
int targetIndex = (y - areaY) * areaWidth;
Array.Copy(source.Data, sourceIndex, sourceData, targetIndex, areaWidth);
}
else
{
int pixelCount = areaWidth * areaHeight;
sourceData = ArrayPool<Color>.Shared.Rent(pixelCount);
try
{
// slower copying, line by line
for (int y = areaY, maxY = areaY + areaHeight; y < maxY; y++)
{
int sourceIndex = (y * source.Width) + areaX;
int targetIndex = (y - areaY) * areaWidth;
Array.Copy(source.Data, sourceIndex, sourceData, targetIndex, areaWidth);
}
// apply
this.PatchImageImpl(sourceData, source.Width, source.Height, sourceArea.Value, targetArea.Value, patchMode);
}
finally
{
ArrayPool<Color>.Shared.Return(sourceData);
}
}
this.PatchImageImpl(sourceData, source.Width, source.Height, sourceArea.Value, targetArea.Value, patchMode);
}
finally
{
ArrayPool<Color>.Shared.Return(sourceData);
}
}
/// <inheritdoc />
public void PatchImage(Texture2D source, Rectangle? sourceArea = null, Rectangle? targetArea = null, PatchMode patchMode = PatchMode.Replace)
{
// nullcheck
if (source == null)
throw new ArgumentNullException(nameof(source), "Can't patch from a null source texture.");
// get normalized bounds
this.GetPatchBounds(ref sourceArea, ref targetArea, source.Width, source.Height);
// validate source bounds
if (!source.Bounds.Contains(sourceArea.Value))
throw new ArgumentOutOfRangeException(nameof(sourceArea), "The source area is outside the bounds of the source texture.");
// get source data
// get source data & apply
int pixelCount = sourceArea.Value.Width * sourceArea.Value.Height;
Color[] sourceData = ArrayPool<Color>.Shared.Rent(pixelCount);
try
@ -164,94 +152,91 @@ namespace StardewModdingAPI.Framework.Content
if (sourceArea.Size != targetArea.Size)
throw new InvalidOperationException("The source and target areas must be the same size.");
// shortcut: replace the entire area
if (patchMode == PatchMode.Replace)
target.SetData(0, targetArea, sourceData, startRow * sourceArea.Width, pixelCount);
else
{
// merge data
target.SetData(0, targetArea, sourceData, startRow * sourceArea.Width, pixelCount);
return;
}
// Content packs have a habit of using large amounts of blank space.
// Adjusting bounds to ignore transparent pixels at the start and end.
int startIndex = -1;
// skip transparent pixels at the start & end (e.g. large spritesheet with a few sprites replaced)
int startIndex = -1;
int endIndex = -1;
{
for (int i = startRow * sourceArea.Width; i < pixelCount; i++)
{
if (sourceData[i].A >= MinOpacity)
if (sourceData[i].A >= AssetDataForImage.MinOpacity)
{
startIndex = i;
break;
}
}
if (startIndex == -1)
return; // apparently a completely blank texture?
return; // blank texture
int endIndex = -1;
for (int i = startRow * sourceArea.Width + pixelCount - 1; i >= startIndex; i--)
{
if (sourceData[i].A >= MinOpacity)
if (sourceData[i].A >= AssetDataForImage.MinOpacity)
{
endIndex = i;
break;
}
}
if (endIndex == -1)
return; // should never happen
return; // ???
}
// Calculate new Y bounds
int topoffset = startIndex / sourceArea.Width;
int bottomoffset = endIndex / sourceArea.Width;
// update target rectangle
int sourceOffset;
{
int topOffset = startIndex / sourceArea.Width;
int bottomOffset = endIndex / sourceArea.Width;
// Update target rectangle
targetArea = new(targetArea.X, targetArea.Y + topoffset, targetArea.Width, bottomoffset - topoffset + 1);
targetArea = new(targetArea.X, targetArea.Y + topOffset, targetArea.Width, bottomOffset - topOffset + 1);
pixelCount = targetArea.Width * targetArea.Height;
sourceOffset = topOffset * sourceArea.Width;
}
int sourceoffset = topoffset * sourceArea.Width;
// apply
Color[] mergedData = ArrayPool<Color>.Shared.Rent(pixelCount);
try
{
target.GetData(0, targetArea, mergedData, 0, pixelCount);
// get target data
Color[] mergedData = ArrayPool<Color>.Shared.Rent(pixelCount);
try
for (int i = startIndex; i <= endIndex; i++)
{
target.GetData(0, targetArea, mergedData, 0, pixelCount);
int targetIndex = i - sourceOffset;
Color above = sourceData[i];
Color below = mergedData[targetIndex];
// shortcut transparency
if (above.A < AssetDataForImage.MinOpacity)
continue;
if (below.A < AssetDataForImage.MinOpacity || above.A == byte.MaxValue)
mergedData[targetIndex] = above;
// merge pixels
for (int i = startIndex; i <= endIndex; i++)
else
{
int targetIndex = i - sourceoffset;
// ref locals here? Not sure.
Color above = sourceData[i];
Color below = mergedData[targetIndex];
// shortcut transparency
if (above.A < MinOpacity)
continue;
if (below.A < MinOpacity || above.A == byte.MaxValue)
mergedData[targetIndex] = above;
// merge pixels
else
{
// This performs a conventional alpha blend for the pixels, which are already
// premultiplied by the content pipeline. The formula is derived from
// https://blogs.msdn.microsoft.com/shawnhar/2009/11/06/premultiplied-alpha/.
float alphaBelow = 1 - (above.A / 255f);
mergedData[targetIndex] = new Color(
r: (int)(above.R + (below.R * alphaBelow)),
g: (int)(above.G + (below.G * alphaBelow)),
b: (int)(above.B + (below.B * alphaBelow)),
alpha: Math.Max(above.A, below.A)
);
}
// This performs a conventional alpha blend for the pixels, which are already
// premultiplied by the content pipeline. The formula is derived from
// https://blogs.msdn.microsoft.com/shawnhar/2009/11/06/premultiplied-alpha/.
float alphaBelow = 1 - (above.A / 255f);
mergedData[targetIndex] = new Color(
r: (int)(above.R + (below.R * alphaBelow)),
g: (int)(above.G + (below.G * alphaBelow)),
b: (int)(above.B + (below.B * alphaBelow)),
alpha: Math.Max(above.A, below.A)
);
}
}
target.SetData(0, targetArea, mergedData, 0, pixelCount);
}
finally
{
ArrayPool<Color>.Shared.Return(mergedData);
}
target.SetData(0, targetArea, mergedData, 0, pixelCount);
}
finally
{
ArrayPool<Color>.Shared.Return(mergedData);
}
}
}

13
src/SMAPI/Framework/ContentManagers/ModContentManager.cs
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@ -241,7 +241,7 @@ namespace StardewModdingAPI.Framework.ContentManagers
{
using FileStream stream = File.OpenRead(file.FullName);
Texture2D texture = Texture2D.FromStream(Game1.graphics.GraphicsDevice, stream);
texture = this.PremultiplyTransparency(texture);
this.PremultiplyTransparency(texture);
return (T)(object)texture;
}
}
@ -345,17 +345,15 @@ namespace StardewModdingAPI.Framework.ContentManagers
this.ThrowLoadError(assetName, ContentLoadErrorType.InvalidData, $"can't read file with extension '{file.Extension}' as type '{typeof(TAsset)}'; must be type '{string.Join("' or '", validTypes.Select(p => p.FullName))}'.");
}
/// <summary>Throws an error which indicates that an asset couldn't be loaded.</summary>
/// <summary>Throw an error which indicates that an asset couldn't be loaded.</summary>
/// <param name="errorType">Why loading an asset through the content pipeline failed.</param>
/// <param name="assetName">The asset name that failed to load.</param>
/// <param name="reasonPhrase">The reason the file couldn't be loaded.</param>
/// <param name="exception">The underlying exception, if applicable.</param>
/// <exception cref="SContentLoadException" />
[DoesNotReturn]
[DebuggerStepThrough, DebuggerHidden]
[MethodImpl(MethodImplOptions.NoInlining)]
#if NET6_0_OR_GREATER
[StackTraceHidden]
#endif
private void ThrowLoadError(IAssetName assetName, ContentLoadErrorType errorType, string reasonPhrase, Exception? exception = null)
{
throw new SContentLoadException(errorType, $"Failed loading asset '{assetName}' from {this.Name}: {reasonPhrase}", exception);
@ -390,9 +388,8 @@ namespace StardewModdingAPI.Framework.ContentManagers
/// <param name="texture">The texture to premultiply.</param>
/// <returns>Returns a premultiplied texture.</returns>
/// <remarks>Based on <a href="https://gamedev.stackexchange.com/a/26037">code by David Gouveia</a>.</remarks>
private Texture2D PremultiplyTransparency(Texture2D texture)
private void PremultiplyTransparency(Texture2D texture)
{
// premultiply pixels
int count = texture.Width * texture.Height;
Color[] data = ArrayPool<Color>.Shared.Rent(count);
try
@ -412,8 +409,6 @@ namespace StardewModdingAPI.Framework.ContentManagers
if (changed)
texture.SetData(data, 0, count);
return texture;
}
finally
{

10
src/SMAPI/Framework/Logging/LogOnceCacheKey.cs Normal file
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@ -0,0 +1,10 @@
using System.Diagnostics.CodeAnalysis;
namespace StardewModdingAPI.Framework.Logging
{
/// <summary>The cache key for the <see cref="Monitor.LogOnceCache"/>.</summary>
/// <param name="Message">The log message.</param>
/// <param name="Level">The log level.</param>
[SuppressMessage("ReSharper", "NotAccessedPositionalProperty.Local", Justification = "This is only used as a lookup key.")]
internal readonly record struct LogOnceCacheKey(string Message, LogLevel Level);
}

14
src/SMAPI/Framework/Monitor.cs
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@ -25,15 +25,13 @@ namespace StardewModdingAPI.Framework
private readonly LogFileManager LogFile;
/// <summary>The maximum length of the <see cref="LogLevel"/> values.</summary>
private static readonly int MaxLevelLength = (from level in Enum.GetValues<LogLevel>() select level.ToString().Length).Max();
private static readonly int MaxLevelLength = Enum.GetValues<LogLevel>().Max(level => level.ToString().Length);
/// <summary>A mapping of console log levels to their string form.</summary>
private static readonly Dictionary<ConsoleLogLevel, string> LogStrings = Enum.GetValues<ConsoleLogLevel>().ToDictionary(k => k, v => v.ToString().ToUpper().PadRight(MaxLevelLength));
private readonly record struct LogOnceCacheEntry(string message, LogLevel level);
/// <summary>The cached representation for each level when added to a log header.</summary>
private static readonly Dictionary<ConsoleLogLevel, string> LogStrings = Enum.GetValues<ConsoleLogLevel>().ToDictionary(level => level, level => level.ToString().ToUpper().PadRight(Monitor.MaxLevelLength));
/// <summary>A cache of messages that should only be logged once.</summary>
private readonly HashSet<LogOnceCacheEntry> LogOnceCache = new();
private readonly HashSet<LogOnceCacheKey> LogOnceCache = new();
/// <summary>Get the screen ID that should be logged to distinguish between players in split-screen mode, if any.</summary>
private readonly Func<int?> GetScreenIdForLog;
@ -89,7 +87,7 @@ namespace StardewModdingAPI.Framework
/// <inheritdoc />
public void LogOnce(string message, LogLevel level = LogLevel.Trace)
{
if (this.LogOnceCache.Add(new LogOnceCacheEntry(message, level)))
if (this.LogOnceCache.Add(new LogOnceCacheKey(message, level)))
this.LogImpl(this.Source, message, (ConsoleLogLevel)level);
}
@ -152,7 +150,7 @@ namespace StardewModdingAPI.Framework
/// <param name="level">The log level.</param>
private string GenerateMessagePrefix(string source, ConsoleLogLevel level)
{
string levelStr = LogStrings[level];
string levelStr = Monitor.LogStrings[level];
int? playerIndex = this.GetScreenIdForLog();
return $"[{DateTime.Now:HH:mm:ss} {levelStr}{(playerIndex != null ? $" screen_{playerIndex}" : "")} {source}]";