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使手持撬棍时预览集装箱所需空间大小

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Light_Quanta 2025-01-27 15:03:54 +08:00
parent 1753049eaf
commit b646f7ae8d
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GPG key ID: 11A39A1B8C890959
2 changed files with 149 additions and 22 deletions
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42
src/main/java/com/atsuishio/superbwarfare/block/ContainerBlock.java
View file

@ -85,7 +85,7 @@ public class ContainerBlock extends BaseEntityBlock {
return containerBlockEntity.entity != null || containerBlockEntity.entityType != null;
}
public boolean canOpen(Level pLevel, BlockPos pPos, EntityType<?> entityType, Entity entity) {
public static boolean canOpen(Level pLevel, BlockPos pPos, EntityType<?> entityType, Entity entity) {
boolean flag = true;
int w = 0;
@ -131,30 +131,28 @@ public class ContainerBlock extends BaseEntityBlock {
public void appendHoverText(ItemStack pStack, @Nullable BlockGetter pLevel, List<Component> pTooltip, TooltipFlag pFlag) {
super.appendHoverText(pStack, pLevel, pTooltip, pFlag);
CompoundTag tag = BlockItem.getBlockEntityData(pStack);
if (tag != null) {
if (tag.contains("EntityType")) {
String s = getTranslationKey(tag.getString("EntityType"));
pTooltip.add(Component.translatable(s == null ? "des.superbwarfare.container.empty" : s).withStyle(ChatFormatting.GRAY));
if (tag != null && tag.contains("EntityType")) {
String s = getTranslationKey(tag.getString("EntityType"));
pTooltip.add(Component.translatable(s == null ? "des.superbwarfare.container.empty" : s).withStyle(ChatFormatting.GRAY));
var entityType = EntityType.byString(tag.getString("EntityType")).orElse(null);
if (entityType != null) {
int w = 0, h = 0;
if (pLevel instanceof Level level && tag.contains("Entity")) {
var entity = entityType.create(level);
if (entity != null) {
entity.load(tag.getCompound("Entity"));
w = (int) (entity.getType().getDimensions().width + 1);
if (w % 2 == 0) w++;
h = (int) (entity.getType().getDimensions().height + 1);
}
} else {
w = (int) (entityType.getDimensions().width + 1);
var entityType = EntityType.byString(tag.getString("EntityType")).orElse(null);
if (entityType != null) {
int w = 0, h = 0;
if (pLevel instanceof Level level && tag.contains("Entity")) {
var entity = entityType.create(level);
if (entity != null) {
entity.load(tag.getCompound("Entity"));
w = (int) (entity.getType().getDimensions().width + 1);
if (w % 2 == 0) w++;
h = (int) (entityType.getDimensions().height + 1);
}
if (w != 0 && h != 0) {
pTooltip.add(Component.literal(w + " x " + w + " x " + h).withStyle(ChatFormatting.YELLOW));
h = (int) (entity.getType().getDimensions().height + 1);
}
} else {
w = (int) (entityType.getDimensions().width + 1);
if (w % 2 == 0) w++;
h = (int) (entityType.getDimensions().height + 1);
}
if (w != 0 && h != 0) {
pTooltip.add(Component.literal(w + " x " + w + " x " + h).withStyle(ChatFormatting.YELLOW));
}
}
}

129
src/main/java/com/atsuishio/superbwarfare/client/renderer/special/ContainerBlockPreview.java Normal file
View file

@ -0,0 +1,129 @@
package com.atsuishio.superbwarfare.client.renderer.special;
import com.atsuishio.superbwarfare.block.ContainerBlock;
import com.atsuishio.superbwarfare.block.entity.ContainerBlockEntity;
import com.atsuishio.superbwarfare.client.renderer.CustomRenderType;
import com.atsuishio.superbwarfare.item.Crowbar;
import net.minecraft.client.Minecraft;
import net.minecraft.world.level.ClipContext;
import net.minecraft.world.phys.AABB;
import net.minecraft.world.phys.BlockHitResult;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.client.event.RenderLevelStageEvent;
import net.minecraftforge.eventbus.api.SubscribeEvent;
import net.minecraftforge.fml.common.Mod;
@Mod.EventBusSubscriber(bus = Mod.EventBusSubscriber.Bus.FORGE, value = Dist.CLIENT)
public class ContainerBlockPreview {
@SubscribeEvent
public static void render(RenderLevelStageEvent event) {
if (event.getStage() != RenderLevelStageEvent.Stage.AFTER_TRANSLUCENT_BLOCKS) {
return;
}
var player = Minecraft.getInstance().player;
assert player != null;
// 仅在手持撬棍时检测
var item = player.getMainHandItem();
if (!(item.getItem() instanceof Crowbar)) return;
var level = player.level();
var look = player.getLookAngle();
// 查找玩家看向方块
int distance = 32;
var start = player.position().add(0, player.getEyeHeight(), 0);
var end = player.position().add(look.x * distance, look.y * distance + player.getEyeHeight(), look.z * distance);
var context = new ClipContext(start, end, ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, player);
var result = player.level().clip(context);
if (result.getType().equals(BlockHitResult.Type.MISS)) return;
// 获取集装箱
var blockEntity = level.getBlockEntity(result.getBlockPos());
if (!(blockEntity instanceof ContainerBlockEntity container)) return;
// 获取实体信息
var entityType = container.entityType;
var entity = container.entity;
int w = 0, h = 0;
if (entityType != null) {
w = (int) (entityType.getDimensions().width / 2 + 1);
h = (int) (entityType.getDimensions().height + 1);
}
if (entity != null) {
w = (int) (entity.getType().getDimensions().width / 2 + 1);
h = (int) (entity.getType().getDimensions().height + 1);
}
if (w == 0 || h == 0) return;
var poseStack = event.getPoseStack();
poseStack.pushPose();
var pos = container.getBlockPos();
var view = Minecraft.getInstance().gameRenderer.getMainCamera().getPosition();
poseStack.translate(pos.getX() - view.x, pos.getY() - view.y + 1, pos.getZ() - view.z);
// 什么b位置
var aabb = new AABB(pos)
.inflate(w, 0, w)
.expandTowards(0, h - 1, 0)
.move(0, -1, 0);
float startX = (float) aabb.minX - 0.001f - pos.getX();
float startY = (float) aabb.minY - 0.001f - pos.getY();
float startZ = (float) aabb.minZ - 0.001f - pos.getZ();
float endX = (float) aabb.maxX + 0.001f - pos.getX();
float endY = (float) aabb.maxY + 0.001f - pos.getY();
float endZ = (float) aabb.maxZ + 0.001f - pos.getZ();
var hasEnoughSpace = ContainerBlock.canOpen(level, pos, entityType, entity);
var red = hasEnoughSpace ? 0 : 1;
var green = 1 - red;
var blue = 0.0f;
var alpha = 0.2f;
var builder = Minecraft.getInstance().renderBuffers().bufferSource().getBuffer(CustomRenderType.BLOCK_OVERLAY);
var m4f = poseStack.last().pose();
// east
builder.vertex(m4f, startX, startY, startZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, startX, endY, startZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, endX, endY, startZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, endX, startY, startZ).color(red, green, blue, alpha).endVertex();
// west
builder.vertex(m4f, startX, startY, endZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, endX, startY, endZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, endX, endY, endZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, startX, endY, endZ).color(red, green, blue, alpha).endVertex();
// south
builder.vertex(m4f, endX, startY, startZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, endX, endY, startZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, endX, endY, endZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, endX, startY, endZ).color(red, green, blue, alpha).endVertex();
// north
builder.vertex(m4f, startX, startY, startZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, startX, startY, endZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, startX, endY, endZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, startX, endY, startZ).color(red, green, blue, alpha).endVertex();
// top
builder.vertex(m4f, startX, endY, startZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, endX, endY, startZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, endX, endY, endZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, startX, endY, endZ).color(red, green, blue, alpha).endVertex();
// bottom
builder.vertex(m4f, startX, startY, startZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, endX, startY, startZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, endX, startY, endZ).color(red, green, blue, alpha).endVertex();
builder.vertex(m4f, startX, startY, endZ).color(red, green, blue, alpha).endVertex();
poseStack.popPose();
}
}