superb-warfare/src/main/java/com/atsuishio/superbwarfare/client/overlay/RedTriangleOverlay.java
2025-04-09 04:22:39 +08:00

68 lines
3.1 KiB
Java

package com.atsuishio.superbwarfare.client.overlay;
import com.atsuishio.superbwarfare.Mod;
import com.atsuishio.superbwarfare.client.RenderHelper;
import com.atsuishio.superbwarfare.entity.vehicle.base.ArmedVehicleEntity;
import com.atsuishio.superbwarfare.init.ModItems;
import com.atsuishio.superbwarfare.tools.SeekTool;
import com.mojang.blaze3d.systems.RenderSystem;
import com.mojang.blaze3d.vertex.PoseStack;
import net.minecraft.client.DeltaTracker;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.GuiGraphics;
import net.minecraft.client.gui.LayeredDraw;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.util.Mth;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.phys.Vec3;
import net.neoforged.api.distmarker.Dist;
import net.neoforged.api.distmarker.OnlyIn;
import javax.annotation.ParametersAreNonnullByDefault;
@OnlyIn(Dist.CLIENT)
public class RedTriangleOverlay implements LayeredDraw.Layer {
public static final ResourceLocation ID = Mod.loc("red_triangle");
private static final ResourceLocation TRIANGLE = Mod.loc("textures/screens/red_triangle.png");
@Override
@ParametersAreNonnullByDefault
public void render(GuiGraphics guiGraphics, DeltaTracker deltaTracker) {
Minecraft mc = Minecraft.getInstance();
PoseStack poseStack = guiGraphics.pose();
Player player = mc.player;
if (player == null) return;
ItemStack stack = player.getMainHandItem();
if (!stack.is(ModItems.RPG.get())) return;
if (player.getVehicle() instanceof ArmedVehicleEntity iArmedVehicle && iArmedVehicle.banHand(player))
return;
Entity idf = SeekTool.seekLivingEntity(player, player.level(), 128, 6);
if (idf == null) return;
Vec3 playerVec = new Vec3(Mth.lerp(deltaTracker.getGameTimeDeltaPartialTick(true), player.xo, player.getX()), Mth.lerp(deltaTracker.getGameTimeDeltaPartialTick(true), player.yo + player.getEyeHeight(), player.getEyeY()), Mth.lerp(deltaTracker.getGameTimeDeltaPartialTick(true), player.zo, player.getZ()));
double distance = idf.position().distanceTo(playerVec);
Vec3 pos = new Vec3(Mth.lerp(deltaTracker.getGameTimeDeltaPartialTick(true), idf.xo, idf.getX()), Mth.lerp(deltaTracker.getGameTimeDeltaPartialTick(true), idf.yo + idf.getEyeHeight() + 0.5 + 0.07 * distance, idf.getEyeY() + 0.5 + 0.07 * distance), Mth.lerp(deltaTracker.getGameTimeDeltaPartialTick(true), idf.zo, idf.getZ()));
Vec3 point = RenderHelper.worldToScreen(pos, playerVec);
if (point == null) return;
poseStack.pushPose();
float x = (float) point.x;
float y = (float) point.y;
RenderHelper.preciseBlit(guiGraphics, TRIANGLE, x - 4, y - 4, 8, 8, 0, 0, 8, 8, 8, 8);
RenderSystem.depthMask(true);
RenderSystem.defaultBlendFunc();
RenderSystem.enableDepthTest();
RenderSystem.disableBlend();
RenderSystem.setShaderColor(1, 1, 1, 1);
poseStack.popPose();
}
}