85 lines
4.2 KiB
Java
85 lines
4.2 KiB
Java
package net.minecraft.client.renderer.blockentity;
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import com.mojang.blaze3d.vertex.PoseStack;
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import com.mojang.blaze3d.vertex.VertexConsumer;
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import net.fabricmc.api.EnvType;
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import net.fabricmc.api.Environment;
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import net.minecraft.client.renderer.ItemBlockRenderTypes;
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import net.minecraft.client.renderer.MultiBufferSource;
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import net.minecraft.client.renderer.RenderType;
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import net.minecraft.client.renderer.block.BlockRenderDispatcher;
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import net.minecraft.client.renderer.block.ModelBlockRenderer;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.util.RandomSource;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.block.Blocks;
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import net.minecraft.world.level.block.piston.PistonBaseBlock;
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import net.minecraft.world.level.block.piston.PistonHeadBlock;
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import net.minecraft.world.level.block.piston.PistonMovingBlockEntity;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.block.state.properties.PistonType;
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@Environment(EnvType.CLIENT)
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public class PistonHeadRenderer implements BlockEntityRenderer<PistonMovingBlockEntity> {
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private final BlockRenderDispatcher blockRenderer;
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public PistonHeadRenderer(BlockEntityRendererProvider.Context context) {
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this.blockRenderer = context.getBlockRenderDispatcher();
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}
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public void render(
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PistonMovingBlockEntity blockEntity, float partialTick, PoseStack poseStack, MultiBufferSource bufferSource, int packedLight, int packedOverlay
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) {
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Level level = blockEntity.getLevel();
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if (level != null) {
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BlockPos blockPos = blockEntity.getBlockPos().relative(blockEntity.getMovementDirection().getOpposite());
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BlockState blockState = blockEntity.getMovedState();
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if (!blockState.isAir()) {
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ModelBlockRenderer.enableCaching();
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poseStack.pushPose();
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poseStack.translate(blockEntity.getXOff(partialTick), blockEntity.getYOff(partialTick), blockEntity.getZOff(partialTick));
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if (blockState.is(Blocks.PISTON_HEAD) && blockEntity.getProgress(partialTick) <= 4.0F) {
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blockState = blockState.setValue(PistonHeadBlock.SHORT, blockEntity.getProgress(partialTick) <= 0.5F);
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this.renderBlock(blockPos, blockState, poseStack, bufferSource, level, false, packedOverlay);
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} else if (blockEntity.isSourcePiston() && !blockEntity.isExtending()) {
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PistonType pistonType = blockState.is(Blocks.STICKY_PISTON) ? PistonType.STICKY : PistonType.DEFAULT;
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BlockState blockState2 = Blocks.PISTON_HEAD
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.defaultBlockState()
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.setValue(PistonHeadBlock.TYPE, pistonType)
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.setValue(PistonHeadBlock.FACING, (Direction)blockState.getValue(PistonBaseBlock.FACING));
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blockState2 = blockState2.setValue(PistonHeadBlock.SHORT, blockEntity.getProgress(partialTick) >= 0.5F);
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this.renderBlock(blockPos, blockState2, poseStack, bufferSource, level, false, packedOverlay);
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BlockPos blockPos2 = blockPos.relative(blockEntity.getMovementDirection());
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poseStack.popPose();
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poseStack.pushPose();
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blockState = blockState.setValue(PistonBaseBlock.EXTENDED, true);
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this.renderBlock(blockPos2, blockState, poseStack, bufferSource, level, true, packedOverlay);
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} else {
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this.renderBlock(blockPos, blockState, poseStack, bufferSource, level, false, packedOverlay);
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}
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poseStack.popPose();
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ModelBlockRenderer.clearCache();
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}
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}
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}
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/**
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* @param extended if {@code true}, checks all sides before rendering via {@link net.minecraft.world.level.block.Block#shouldRenderFace(net.minecraft.world.level.block.state.BlockState, net.minecraft.world.level.BlockGetter, net.minecraft.core.BlockPos, net.minecraft.core.Direction, net.minecraft.core.BlockPos)}
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*/
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private void renderBlock(BlockPos pos, BlockState state, PoseStack poseStack, MultiBufferSource bufferSource, Level level, boolean extended, int packedOverlay) {
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RenderType renderType = ItemBlockRenderTypes.getMovingBlockRenderType(state);
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VertexConsumer vertexConsumer = bufferSource.getBuffer(renderType);
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this.blockRenderer
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.getModelRenderer()
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.tesselateBlock(
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level, this.blockRenderer.getBlockModel(state), state, pos, poseStack, vertexConsumer, extended, RandomSource.create(), state.getSeed(pos), packedOverlay
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);
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}
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@Override
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public int getViewDistance() {
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return 68;
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}
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}
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