Overwrite TextureAtlasSprite#uvShrinkRatio (#2746)

Mods, especially on Fabric, typically don't use FaceBakery to create custom quads outside of baked models, but they may still use uvShrinkRatio to manually shrink the UVs.

common/src/main/java/net/caffeinemc/mods/sodium/mixin/core/model/TextureAtlasSpriteMixin.java

@@ -0,0 +1,17 @@
+package net.caffeinemc.mods.sodium.mixin.core.model;
+
+import net.minecraft.client.renderer.texture.TextureAtlasSprite;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Overwrite;
+
+@Mixin(TextureAtlasSprite.class)
+public class TextureAtlasSpriteMixin {
+    @Overwrite
+    public float uvShrinkRatio() {
+        // Vanilla tries to apply a bias to texture coordinates to avoid texture bleeding (see FaceBakery#bakeQuad).
+        // This is counterproductive with Sodium's terrain rendering, since the bias is applied in the shader instead.
+        // Overwrite this method instead of adjusting its return value in FaceBakery as other mods may use it to
+        // manually apply the bias.
+        return 0.0f;
+    }
+}

common/src/main/resources/sodium.mixins.json

@@ -15,7 +15,7 @@
     "core.gui.LevelLoadStatusManagerMixin",
     "core.model.colors.BlockColorsMixin",
     "core.model.colors.ItemColorsMixin",
-    "core.model.FaceBakeryMixin",
+    "core.model.TextureAtlasSpriteMixin",
     "core.render.BlockEntityTypeMixin",
     "core.render.TextureAtlasMixin",
     "core.render.VertexFormatMixin",