Unstitcher.java

net.minecraft.client.renderer.texture.atlas.sources.Unstitcher

信息

• 全限定名：net.minecraft.client.renderer.texture.atlas.sources.Unstitcher
• 类型：public record
• 包：net.minecraft.client.renderer.texture.atlas.sources
• 源码路径：src/main/java/net/minecraft/client/renderer/texture/atlas/sources/Unstitcher.java
• 起始行号：L25
• 实现：SpriteSource
• 职责：

  TODO

字段/常量

• LOGGER

  • 类型: Logger
  • 修饰符: private static final
  • 源码定位: L26
  • 说明:

    TODO

• MAP_CODEC

  • 类型: MapCodec<Unstitcher>
  • 修饰符: public static final
  • 源码定位: L27
  • 说明:

    TODO

内部类/嵌套类型

• net.minecraft.client.renderer.texture.atlas.sources.Unstitcher.Region

  • 类型: record
  • 修饰符: public
  • 源码定位: L58
  • 说明:

    TODO

• net.minecraft.client.renderer.texture.atlas.sources.Unstitcher.RegionInstance

  • 类型: class
  • 修饰符: private static
  • 源码定位: L72
  • 说明:

    TODO

构造器

• 无

方法

下面的方法块按源码顺序生成。

public void run(ResourceManager resourceManager, SpriteSource.Output output) @ L37

• 方法名：run
• 源码定位：L37
• 返回类型：void
• 修饰符：public

参数:

• resourceManager: ResourceManager
• output: SpriteSource.Output

说明:

TODO

public MapCodec<Unstitcher> codec() @ L52

• 方法名：codec
• 源码定位：L52
• 返回类型：MapCodec
• 修饰符：public

参数:

• 无

说明:

TODO

代码

@OnlyIn(Dist.CLIENT)
public record Unstitcher(Identifier resource, List<Unstitcher.Region> regions, double xDivisor, double yDivisor) implements SpriteSource {
    private static final Logger LOGGER = LogUtils.getLogger();
    public static final MapCodec<Unstitcher> MAP_CODEC = RecordCodecBuilder.mapCodec(
        i -> i.group(
                Identifier.CODEC.fieldOf("resource").forGetter(Unstitcher::resource),
                ExtraCodecs.nonEmptyList(Unstitcher.Region.CODEC.listOf()).fieldOf("regions").forGetter(Unstitcher::regions),
                Codec.DOUBLE.optionalFieldOf("divisor_x", 1.0).forGetter(Unstitcher::xDivisor),
                Codec.DOUBLE.optionalFieldOf("divisor_y", 1.0).forGetter(Unstitcher::yDivisor)
            )
            .apply(i, Unstitcher::new)
    );
 
    @Override
    public void run(ResourceManager resourceManager, SpriteSource.Output output) {
        Identifier resourceId = TEXTURE_ID_CONVERTER.idToFile(this.resource);
        Optional<Resource> resource = resourceManager.getResource(resourceId);
        if (resource.isPresent()) {
            LazyLoadedImage image = new LazyLoadedImage(resourceId, resource.get(), this.regions.size());
 
            for (Unstitcher.Region region : this.regions) {
                output.add(region.sprite, new Unstitcher.RegionInstance(image, region, this.xDivisor, this.yDivisor));
            }
        } else {
            LOGGER.warn("Missing sprite: {}", resourceId);
        }
    }
 
    @Override
    public MapCodec<Unstitcher> codec() {
        return MAP_CODEC;
    }
 
    @OnlyIn(Dist.CLIENT)
    public record Region(Identifier sprite, double x, double y, double width, double height) {
        public static final Codec<Unstitcher.Region> CODEC = RecordCodecBuilder.create(
            i -> i.group(
                    Identifier.CODEC.fieldOf("sprite").forGetter(Unstitcher.Region::sprite),
                    Codec.DOUBLE.fieldOf("x").forGetter(Unstitcher.Region::x),
                    Codec.DOUBLE.fieldOf("y").forGetter(Unstitcher.Region::y),
                    Codec.DOUBLE.fieldOf("width").forGetter(Unstitcher.Region::width),
                    Codec.DOUBLE.fieldOf("height").forGetter(Unstitcher.Region::height)
                )
                .apply(i, Unstitcher.Region::new)
        );
    }
 
    @OnlyIn(Dist.CLIENT)
    private static class RegionInstance implements SpriteSource.DiscardableLoader {
        private final LazyLoadedImage image;
        private final Unstitcher.Region region;
        private final double xDivisor;
        private final double yDivisor;
 
        private RegionInstance(LazyLoadedImage image, Unstitcher.Region region, double xDivisor, double yDivisor) {
            this.image = image;
            this.region = region;
            this.xDivisor = xDivisor;
            this.yDivisor = yDivisor;
        }
 
        @Override
        public SpriteContents get(SpriteResourceLoader loader) {
            try {
                NativeImage fullImage = this.image.get();
                double xScale = fullImage.getWidth() / this.xDivisor;
                double yScale = fullImage.getHeight() / this.yDivisor;
                int x = Mth.floor(this.region.x * xScale);
                int y = Mth.floor(this.region.y * yScale);
                int width = Mth.floor(this.region.width * xScale);
                int height = Mth.floor(this.region.height * yScale);
                NativeImage target = new NativeImage(NativeImage.Format.RGBA, width, height, false);
                fullImage.copyRect(target, x, y, 0, 0, width, height, false, false);
                return new SpriteContents(this.region.sprite, new FrameSize(width, height), target);
            } catch (Exception var16) {
                Unstitcher.LOGGER.error("Failed to unstitch region {}", this.region.sprite, var16);
            } finally {
                this.image.release();
            }
 
            return MissingTextureAtlasSprite.create();
        }
 
        @Override
        public void discard() {
            this.image.release();
        }
    }
}

引用的其他类

• NativeImage

  • 引用位置: 构造调用
  • 关联成员: NativeImage()

• MissingTextureAtlasSprite

  • 引用位置: 方法调用
  • 关联成员: MissingTextureAtlasSprite.create()

• SpriteContents

  • 引用位置: 构造调用
  • 关联成员: SpriteContents()

• SpriteSource

  • 引用位置: 参数/实现

• LazyLoadedImage

  • 引用位置: 构造调用
  • 关联成员: LazyLoadedImage()

• FrameSize

  • 引用位置: 构造调用
  • 关联成员: FrameSize()

• ResourceManager

  • 引用位置: 参数

• ExtraCodecs

  • 引用位置: 方法调用
  • 关联成员: ExtraCodecs.nonEmptyList()

• Mth

  • 引用位置: 方法调用
  • 关联成员: Mth.floor()