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SMAPI
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Skip transparent rows at the start and end when doing a patch overlay.

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atravita-mods 2022-08-22 22:35:08 -04:00 committed by Jesse Plamondon-Willard
parent ce63efa2f4
commit c1d5d19e43
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GPG Key ID: CF8B1456B3E29F49
1 changed files with 46 additions and 5 deletions
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51
src/SMAPI/Framework/Content/AssetDataForImage.cs
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@ -1,6 +1,7 @@
using System;
using System.Buffers;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using StardewValley;
@ -166,9 +167,51 @@ namespace StardewModdingAPI.Framework.Content
if (sourceArea.Size != targetArea.Size)
throw new InvalidOperationException("The source and target areas must be the same size.");
// merge data
if (patchMode == PatchMode.Overlay)
if (patchMode == PatchMode.Replace)
target.SetData(0, targetArea, sourceData, 0, pixelCount);
else
{
// merge data
// 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;
for (int i = 0; i < pixelCount; i++)
{
if (sourceData[i].A >= MinOpacity)
{
startIndex = i;
break;
}
}
if (startIndex == -1)
return;
int endIndex = -1;
for (int i = pixelCount - 1; i >= startIndex; i--)
{
if (sourceData[i].A >= MinOpacity)
{
endIndex = i;
break;
}
}
if (endIndex == -1)
return;
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);
pixelCount = targetArea.Width * targetArea.Height;
int sourceoffset = topoffset * sourceArea.Width;
// get target data
Color[] mergedData = ArrayPool<Color>.Shared.Rent(pixelCount);
target.GetData(0, targetArea, mergedData, 0, pixelCount);
@ -177,7 +220,7 @@ namespace StardewModdingAPI.Framework.Content
for (int i = 0; i < pixelCount; i++)
{
// ref locals here? Not sure.
Color above = sourceData[i];
Color above = sourceData[sourceoffset + i];
Color below = mergedData[i];
// shortcut transparency
@ -205,8 +248,6 @@ namespace StardewModdingAPI.Framework.Content
target.SetData(0, targetArea, mergedData, 0, pixelCount);
ArrayPool<Color>.Shared.Return(mergedData);
}
else
target.SetData(0, targetArea, sourceData, 0, pixelCount);
}
}
}