MapRenderer.java

net.minecraft.client.renderer.MapRenderer

信息

• 全限定名：net.minecraft.client.renderer.MapRenderer
• 类型：public class
• 包：net.minecraft.client.renderer
• 源码路径：src/main/java/net/minecraft/client/renderer/MapRenderer.java
• 起始行号：L22
• 职责：

  TODO

字段/常量

• MAP_Z_OFFSET

  • 类型: float
  • 修饰符: private static final
  • 源码定位: L23
  • 说明:

    TODO

• DECORATION_Z_OFFSET

  • 类型: float
  • 修饰符: private static final
  • 源码定位: L24
  • 说明:

    TODO

• WIDTH

  • 类型: int
  • 修饰符: public static final
  • 源码定位: L25
  • 说明:

    TODO

• HEIGHT

  • 类型: int
  • 修饰符: public static final
  • 源码定位: L26
  • 说明:

    TODO

• decorationSprites

  • 类型: TextureAtlas
  • 修饰符: private final
  • 源码定位: L27
  • 说明:

    TODO

• mapTextureManager

  • 类型: MapTextureManager
  • 修饰符: private final
  • 源码定位: L28
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

public MapRenderer(AtlasManager atlasManager, MapTextureManager mapTextureManager) @ L30

• 构造器名：MapRenderer
• 源码定位：L30
• 修饰符：public

参数:

• atlasManager: AtlasManager
• mapTextureManager: MapTextureManager

说明:

TODO

方法

下面的方法块按源码顺序生成。

public void render(MapRenderState mapRenderState, PoseStack poseStack, SubmitNodeCollector submitNodeCollector, boolean showOnlyFrame, int lightCoords) @ L35

• 方法名：render
• 源码定位：L35
• 返回类型：void
• 修饰符：public

参数:

• mapRenderState: MapRenderState
• poseStack: PoseStack
• submitNodeCollector: SubmitNodeCollector
• showOnlyFrame: boolean
• lightCoords: int

说明:

TODO

public void extractRenderState(MapId mapId, MapItemSavedData mapData, MapRenderState mapRenderState) @ L83

• 方法名：extractRenderState
• 源码定位：L83
• 返回类型：void
• 修饰符：public

参数:

• mapId: MapId
• mapData: MapItemSavedData
• mapRenderState: MapRenderState

说明:

TODO

private MapRenderState.MapDecorationRenderState extractDecorationRenderState(MapDecoration decoration) @ L92

• 方法名：extractDecorationRenderState
• 源码定位：L92
• 返回类型：MapRenderState.MapDecorationRenderState
• 修饰符：private

参数:

• decoration: MapDecoration

说明:

TODO

代码

@OnlyIn(Dist.CLIENT)
public class MapRenderer {
    private static final float MAP_Z_OFFSET = -0.01F;
    private static final float DECORATION_Z_OFFSET = -0.001F;
    public static final int WIDTH = 128;
    public static final int HEIGHT = 128;
    private final TextureAtlas decorationSprites;
    private final MapTextureManager mapTextureManager;
 
    public MapRenderer(AtlasManager atlasManager, MapTextureManager mapTextureManager) {
        this.decorationSprites = atlasManager.getAtlasOrThrow(AtlasIds.MAP_DECORATIONS);
        this.mapTextureManager = mapTextureManager;
    }
 
    public void render(MapRenderState mapRenderState, PoseStack poseStack, SubmitNodeCollector submitNodeCollector, boolean showOnlyFrame, int lightCoords) {
        submitNodeCollector.submitCustomGeometry(poseStack, RenderTypes.text(mapRenderState.texture), (pose, buffer) -> {
            buffer.addVertex(pose, 0.0F, 128.0F, -0.01F).setColor(-1).setUv(0.0F, 1.0F).setLight(lightCoords);
            buffer.addVertex(pose, 128.0F, 128.0F, -0.01F).setColor(-1).setUv(1.0F, 1.0F).setLight(lightCoords);
            buffer.addVertex(pose, 128.0F, 0.0F, -0.01F).setColor(-1).setUv(1.0F, 0.0F).setLight(lightCoords);
            buffer.addVertex(pose, 0.0F, 0.0F, -0.01F).setColor(-1).setUv(0.0F, 0.0F).setLight(lightCoords);
        });
        int count = 0;
 
        for (MapRenderState.MapDecorationRenderState decoration : mapRenderState.decorations) {
            if (!showOnlyFrame || decoration.renderOnFrame) {
                poseStack.pushPose();
                poseStack.translate(decoration.x / 2.0F + 64.0F, decoration.y / 2.0F + 64.0F, -0.02F);
                poseStack.mulPose(Axis.ZP.rotationDegrees(decoration.rot * 360 / 16.0F));
                poseStack.scale(4.0F, 4.0F, 3.0F);
                poseStack.translate(-0.125F, 0.125F, 0.0F);
                TextureAtlasSprite atlasSprite = decoration.atlasSprite;
                if (atlasSprite != null) {
                    float z = count * -0.001F;
                    submitNodeCollector.submitCustomGeometry(poseStack, RenderTypes.text(atlasSprite.atlasLocation()), (pose, buffer) -> {
                        buffer.addVertex(pose, -1.0F, 1.0F, z).setColor(-1).setUv(atlasSprite.getU0(), atlasSprite.getV0()).setLight(lightCoords);
                        buffer.addVertex(pose, 1.0F, 1.0F, z).setColor(-1).setUv(atlasSprite.getU1(), atlasSprite.getV0()).setLight(lightCoords);
                        buffer.addVertex(pose, 1.0F, -1.0F, z).setColor(-1).setUv(atlasSprite.getU1(), atlasSprite.getV1()).setLight(lightCoords);
                        buffer.addVertex(pose, -1.0F, -1.0F, z).setColor(-1).setUv(atlasSprite.getU0(), atlasSprite.getV1()).setLight(lightCoords);
                    });
                    poseStack.popPose();
                }
 
                if (decoration.name != null) {
                    Font font = Minecraft.getInstance().font;
                    float width = font.width(decoration.name);
                    float scale = Mth.clamp(25.0F / width, 0.0F, 6.0F / 9.0F);
                    poseStack.pushPose();
                    poseStack.translate(decoration.x / 2.0F + 64.0F - width * scale / 2.0F, decoration.y / 2.0F + 64.0F + 4.0F, -0.025F);
                    poseStack.scale(scale, scale, -1.0F);
                    poseStack.translate(0.0F, 0.0F, 0.1F);
                    submitNodeCollector.order(1)
                        .submitText(
                            poseStack, 0.0F, 0.0F, decoration.name.getVisualOrderText(), false, Font.DisplayMode.NORMAL, lightCoords, -1, Integer.MIN_VALUE, 0
                        );
                    poseStack.popPose();
                }
 
                count++;
            }
        }
    }
 
    public void extractRenderState(MapId mapId, MapItemSavedData mapData, MapRenderState mapRenderState) {
        mapRenderState.texture = this.mapTextureManager.prepareMapTexture(mapId, mapData);
        mapRenderState.decorations.clear();
 
        for (MapDecoration decoration : mapData.getDecorations()) {
            mapRenderState.decorations.add(this.extractDecorationRenderState(decoration));
        }
    }
 
    private MapRenderState.MapDecorationRenderState extractDecorationRenderState(MapDecoration decoration) {
        MapRenderState.MapDecorationRenderState state = new MapRenderState.MapDecorationRenderState();
        state.atlasSprite = this.decorationSprites.getSprite(decoration.getSpriteLocation());
        state.x = decoration.x();
        state.y = decoration.y();
        state.rot = decoration.rot();
        state.name = decoration.name().orElse(null);
        state.renderOnFrame = decoration.renderOnFrame();
        return state;
    }
}

引用的其他类

• PoseStack

  • 引用位置: 参数

• Minecraft

  • 引用位置: 方法调用
  • 关联成员: Minecraft.getInstance()

• SubmitNodeCollector

  • 引用位置: 参数

• RenderTypes

  • 引用位置: 方法调用
  • 关联成员: RenderTypes.text()

• MapRenderState

  • 引用位置: 参数/方法调用/构造调用/返回值
  • 关联成员: MapDecorationRenderState(), MapRenderState.MapDecorationRenderState()

• TextureAtlas

  • 引用位置: 字段

• MapTextureManager

  • 引用位置: 参数/字段

• AtlasManager

  • 引用位置: 参数

• Mth

  • 引用位置: 方法调用
  • 关联成员: Mth.clamp()

• MapDecoration

  • 引用位置: 参数

• MapId

  • 引用位置: 参数

• MapItemSavedData

  • 引用位置: 参数