45 lines
1.9 KiB
Java
45 lines
1.9 KiB
Java
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package net.minecraft.world.phys.shapes;
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import javax.annotation.Nullable;
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import net.minecraft.core.BlockPos;
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import net.minecraft.world.entity.vehicle.AbstractMinecart;
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import net.minecraft.world.level.CollisionGetter;
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import net.minecraft.world.level.block.BaseRailBlock;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.block.state.properties.RailShape;
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public class MinecartCollisionContext extends EntityCollisionContext {
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@Nullable
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private BlockPos ingoreBelow;
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@Nullable
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private BlockPos slopeIgnore;
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protected MinecartCollisionContext(AbstractMinecart p_364249_, boolean p_363030_) {
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super(p_364249_, p_363030_, false);
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this.setupContext(p_364249_);
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}
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private void setupContext(AbstractMinecart p_363529_) {
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BlockPos blockpos = p_363529_.getCurrentBlockPosOrRailBelow();
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BlockState blockstate = p_363529_.level().getBlockState(blockpos);
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boolean flag = BaseRailBlock.isRail(blockstate);
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if (flag) {
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this.ingoreBelow = blockpos.below();
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RailShape railshape = blockstate.getValue(((BaseRailBlock)blockstate.getBlock()).getShapeProperty());
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if (railshape.isSlope()) {
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this.slopeIgnore = switch (railshape) {
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case ASCENDING_EAST -> blockpos.east();
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case ASCENDING_WEST -> blockpos.west();
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case ASCENDING_NORTH -> blockpos.north();
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case ASCENDING_SOUTH -> blockpos.south();
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default -> null;
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};
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}
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}
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}
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@Override
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public VoxelShape getCollisionShape(BlockState p_361633_, CollisionGetter p_368990_, BlockPos p_365642_) {
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return !p_365642_.equals(this.ingoreBelow) && !p_365642_.equals(this.slopeIgnore) ? super.getCollisionShape(p_361633_, p_368990_, p_365642_) : Shapes.empty();
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}
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}
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