422 lines
17 KiB
Java
422 lines
17 KiB
Java
package carpet.helpers;
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import carpet.fakes.PistonBlockInterface;
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import carpet.CarpetSettings;
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import net.minecraft.block.AbstractRailBlock;
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import net.minecraft.block.AbstractRedstoneGateBlock;
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import net.minecraft.block.BedBlock;
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import net.minecraft.block.Block;
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import net.minecraft.block.BlockState;
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import net.minecraft.block.Blocks;
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import net.minecraft.block.ComparatorBlock;
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import net.minecraft.block.DispenserBlock;
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import net.minecraft.block.EndRodBlock;
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import net.minecraft.block.FacingBlock;
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import net.minecraft.block.FenceGateBlock;
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import net.minecraft.block.GlazedTerracottaBlock;
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import net.minecraft.block.HopperBlock;
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import net.minecraft.block.HorizontalFacingBlock;
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import net.minecraft.block.LeverBlock;
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import net.minecraft.block.ObserverBlock;
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import net.minecraft.block.PillarBlock;
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import net.minecraft.block.PistonBlock;
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import net.minecraft.block.RepeaterBlock;
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import net.minecraft.block.SlabBlock;
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import net.minecraft.block.StairsBlock;
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import net.minecraft.block.TrapdoorBlock;
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import net.minecraft.block.dispenser.DispenserBehavior;
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import net.minecraft.block.dispenser.FallibleItemDispenserBehavior;
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import net.minecraft.block.enums.BlockHalf;
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import net.minecraft.block.enums.ComparatorMode;
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import net.minecraft.block.enums.SlabType;
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import net.minecraft.block.piston.PistonHandler;
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import net.minecraft.entity.Entity;
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import net.minecraft.entity.player.PlayerEntity;
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import net.minecraft.item.BlockItem;
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import net.minecraft.item.ItemPlacementContext;
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import net.minecraft.item.ItemStack;
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import net.minecraft.util.BlockRotation;
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import net.minecraft.util.Hand;
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import net.minecraft.util.hit.BlockHitResult;
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import net.minecraft.util.math.BlockPointer;
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import net.minecraft.util.math.BlockPos;
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import net.minecraft.util.math.Direction;
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import net.minecraft.util.math.MathHelper;
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import net.minecraft.util.math.Vec3d;
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import net.minecraft.world.World;
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public class BlockRotator
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{
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public static boolean flipBlockWithCactus(BlockState state, World world, PlayerEntity player, Hand hand, BlockHitResult hit)
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{ //getAbilities()
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if (!player.getAbilities().allowModifyWorld || !CarpetSettings.flippinCactus || !player_holds_cactus_mainhand(player))
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{
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return false;
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}
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CarpetSettings.impendingFillSkipUpdates = true;
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boolean retval = flip_block(state, world, player, hand, hit);
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CarpetSettings.impendingFillSkipUpdates = false;
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return retval;
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}
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public static BlockState alternativeBlockPlacement(Block block, ItemPlacementContext context)//World worldIn, BlockPos pos, EnumFacing facing, float hitX, float hitY, float hitZ, int meta, EntityLivingBase placer)
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{
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//actual alternative block placement code
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//
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if (true) throw new UnsupportedOperationException("Alternative Block Placement / client controlled / is not implemnted");
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Direction facing;
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Vec3d vec3d = context.getHitPos();
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float hitX = (float) vec3d.x;
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if (hitX<2) // vanilla
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return null;
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int code = (int)(hitX-2)/2;
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//
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// now it would be great if hitX was adjusted in context to original range from 0.0 to 1.0
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// since its actually using it. Its private - maybe with Reflections?
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//
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PlayerEntity placer = context.getPlayer();
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BlockPos pos = context.getBlockPos();
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World world = context.getWorld();
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if (block instanceof GlazedTerracottaBlock)
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{
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facing = Direction.byId(code);
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if(facing == Direction.UP || facing == Direction.DOWN)
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{
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facing = placer.getHorizontalFacing().getOpposite();
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}
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return block.getDefaultState().with(HorizontalFacingBlock.FACING, facing);
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}
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else if (block instanceof ObserverBlock)
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{
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return block.getDefaultState()
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.with(FacingBlock.FACING, Direction.byId(code))
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.with(ObserverBlock.POWERED, true);
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}
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else if (block instanceof RepeaterBlock)
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{
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facing = Direction.byId(code % 16);
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if(facing == Direction.UP || facing == Direction.DOWN)
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{
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facing = placer.getHorizontalFacing().getOpposite();
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}
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return block.getDefaultState()
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.with(HorizontalFacingBlock.FACING, facing)
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.with(RepeaterBlock.DELAY, MathHelper.clamp(code / 16, 1, 4))
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.with(RepeaterBlock.LOCKED, Boolean.FALSE);
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}
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else if (block instanceof TrapdoorBlock)
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{
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return block.getDefaultState()
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.with(TrapdoorBlock.FACING, Direction.byId(code % 16))
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.with(TrapdoorBlock.OPEN, Boolean.FALSE)
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.with(TrapdoorBlock.HALF, (code >= 16) ? BlockHalf.TOP : BlockHalf.BOTTOM)
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.with(TrapdoorBlock.OPEN, world.isReceivingRedstonePower(pos));
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}
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else if (block instanceof ComparatorBlock)
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{
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facing = Direction.byId(code % 16);
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if((facing == Direction.UP) || (facing == Direction.DOWN))
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{
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facing = placer.getHorizontalFacing().getOpposite();
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}
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ComparatorMode m = (hitX >= 16)?ComparatorMode.SUBTRACT: ComparatorMode.COMPARE;
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return block.getDefaultState()
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.with(HorizontalFacingBlock.FACING, facing)
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.with(ComparatorBlock.POWERED, Boolean.FALSE)
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.with(ComparatorBlock.MODE, m);
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}
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else if (block instanceof DispenserBlock)
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{
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return block.getDefaultState()
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.with(DispenserBlock.FACING, Direction.byId(code))
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.with(DispenserBlock.TRIGGERED, Boolean.FALSE);
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}
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else if (block instanceof PistonBlock)
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{
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return block.getDefaultState()
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.with(FacingBlock.FACING, Direction.byId(code))
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.with(PistonBlock.EXTENDED, Boolean.FALSE);
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}
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else if (block instanceof StairsBlock)
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{
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return block.getPlacementState(context)//worldIn, pos, facing, hitX, hitY, hitZ, meta, placer)
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.with(StairsBlock.FACING, Direction.byId(code % 16))
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.with(StairsBlock.HALF, ( hitX >= 16)?BlockHalf.TOP : BlockHalf.BOTTOM);
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}
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return null;
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}
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private static Direction rotateClockwise(Direction direction, Direction.Axis direction$Axis_1) {
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switch(direction$Axis_1) {
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case X:
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if (direction != Direction.WEST && direction != Direction.EAST) {
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return rotateXClockwise(direction);
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}
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return direction;
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case Y:
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if (direction != Direction.UP && direction != Direction.DOWN) {
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return rotateYClockwise(direction);
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}
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return direction;
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case Z:
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if (direction != Direction.NORTH && direction != Direction.SOUTH) {
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return rotateZClockwise(direction);
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}
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return direction;
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default:
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throw new IllegalStateException("Unable to get CW facing for axis " + direction$Axis_1);
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}
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}
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private static Direction rotateYClockwise(Direction dir) {
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switch(dir) {
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case NORTH:
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return Direction.EAST;
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case EAST:
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return Direction.SOUTH;
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case SOUTH:
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return Direction.WEST;
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case WEST:
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return Direction.NORTH;
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default:
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throw new IllegalStateException("Unable to get Y-rotated facing of " + dir);
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}
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}
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private static Direction rotateXClockwise(Direction dir) {
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switch(dir) {
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case NORTH:
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return Direction.DOWN;
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case EAST:
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case WEST:
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default:
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throw new IllegalStateException("Unable to get X-rotated facing of " + dir);
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case SOUTH:
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return Direction.UP;
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case UP:
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return Direction.NORTH;
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case DOWN:
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return Direction.SOUTH;
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}
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}
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private static Direction rotateZClockwise(Direction dir) {
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switch(dir) {
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case EAST:
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return Direction.DOWN;
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case SOUTH:
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default:
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throw new IllegalStateException("Unable to get Z-rotated facing of " + dir);
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case WEST:
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return Direction.UP;
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case UP:
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return Direction.EAST;
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case DOWN:
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return Direction.WEST;
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}
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}
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public static ItemStack dispenserRotate(BlockPointer source, ItemStack stack)
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{
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Direction sourceFace = source.getBlockState().get(DispenserBlock.FACING);
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World world = source.getWorld();
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BlockPos blockpos = source.getBlockPos().offset(sourceFace);
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BlockState iblockstate = world.getBlockState(blockpos);
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Block block = iblockstate.getBlock();
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// Block rotation for blocks that can be placed in all 6 or 4 rotations.
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if(block instanceof FacingBlock || block instanceof DispenserBlock)
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{
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Direction face = iblockstate.get(FacingBlock.FACING);
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if (block instanceof PistonBlock && (
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iblockstate.get(PistonBlock.EXTENDED)
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|| ( ((PistonBlockInterface)block).publicShouldExtend(world, blockpos, face) && (new PistonHandler(world, blockpos, face, true)).calculatePush() )
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)
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)
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return stack;
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Direction rotated_face = rotateClockwise(face, sourceFace.getAxis());
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if(sourceFace.getId() % 2 == 0 || rotated_face == face)
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{ // Flip to make blocks always rotate clockwise relative to the dispenser
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// when index is equal to zero. when index is equal to zero the dispenser is in the opposite direction.
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rotated_face = rotated_face.getOpposite();
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}
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world.setBlockState(blockpos, iblockstate.with(FacingBlock.FACING, rotated_face), 3);
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}
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else if(block instanceof HorizontalFacingBlock) // Block rotation for blocks that can be placed in only 4 horizontal rotations.
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{
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if (block instanceof BedBlock)
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return stack;
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Direction face = iblockstate.get(HorizontalFacingBlock.FACING);
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face = rotateClockwise(face, Direction.Axis.Y);
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if(sourceFace == Direction.DOWN)
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{ // same as above.
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face = face.getOpposite();
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}
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world.setBlockState(blockpos, iblockstate.with(HorizontalFacingBlock.FACING, face), 3);
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}
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else if(block == Blocks.HOPPER )
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{
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Direction face = iblockstate.get(HopperBlock.FACING);
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if (face != Direction.DOWN)
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{
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face = rotateClockwise(face, Direction.Axis.Y);
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world.setBlockState(blockpos, iblockstate.with(HopperBlock.FACING, face), 3);
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}
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}
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// Send block update to the block that just have been rotated.
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world.updateNeighbor(blockpos, block, source.getBlockPos());
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return stack;
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}
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public static boolean flip_block(BlockState state, World world, PlayerEntity player, Hand hand, BlockHitResult hit)
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{
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Block block = state.getBlock();
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BlockPos pos = hit.getBlockPos();
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Vec3d hitVec = hit.getPos().subtract(pos.getX(), pos.getY(), pos.getZ());
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Direction facing = hit.getSide();
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BlockState newState = null;
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if ( (block instanceof GlazedTerracottaBlock) || (block instanceof AbstractRedstoneGateBlock) || (block instanceof AbstractRailBlock) ||
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(block instanceof TrapdoorBlock) || (block instanceof LeverBlock) || (block instanceof FenceGateBlock))
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{
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newState = state.rotate(BlockRotation.CLOCKWISE_90);
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}
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else if ((block instanceof ObserverBlock) || (block instanceof EndRodBlock))
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{
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newState = state.with(FacingBlock.FACING, state.get(FacingBlock.FACING).getOpposite());
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}
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else if (block instanceof DispenserBlock)
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{
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newState = state.with(DispenserBlock.FACING, state.get(DispenserBlock.FACING).getOpposite());
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}
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else if (block instanceof PistonBlock)
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{
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if (!(state.get(PistonBlock.EXTENDED)))
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newState = state.with(FacingBlock.FACING, state.get(FacingBlock.FACING).getOpposite());
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}
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else if (block instanceof SlabBlock)
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{
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if (((SlabBlock) block).hasSidedTransparency(state))
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{
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newState = state.with(SlabBlock.TYPE, state.get(SlabBlock.TYPE) == SlabType.TOP ? SlabType.BOTTOM : SlabType.TOP);
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}
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}
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else if (block instanceof HopperBlock)
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{
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if (state.get(HopperBlock.FACING) != Direction.DOWN)
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{
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newState = state.with(HopperBlock.FACING, state.get(HopperBlock.FACING).rotateYClockwise());
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}
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}
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else if (block instanceof StairsBlock)
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{
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//LOG.error(String.format("hit with facing: %s, at side %.1fX, X %.1fY, Y %.1fZ",facing, hitX, hitY, hitZ));
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if ((facing == Direction.UP && hitVec.y == 1.0f) || (facing == Direction.DOWN && hitVec.y == 0.0f))
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{
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newState = state.with(StairsBlock.HALF, state.get(StairsBlock.HALF) == BlockHalf.TOP ? BlockHalf.BOTTOM : BlockHalf.TOP );
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}
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else
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{
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boolean turn_right;
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if (facing == Direction.NORTH)
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{
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turn_right = (hitVec.x <= 0.5);
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}
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else if (facing == Direction.SOUTH)
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{
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turn_right = !(hitVec.x <= 0.5);
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}
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else if (facing == Direction.EAST)
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{
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turn_right = (hitVec.z <= 0.5);
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}
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else if (facing == Direction.WEST)
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{
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turn_right = !(hitVec.z <= 0.5);
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}
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else
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{
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return false;
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}
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if (turn_right)
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{
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newState = state.rotate(BlockRotation.COUNTERCLOCKWISE_90);
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}
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else
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{
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newState = state.rotate(BlockRotation.CLOCKWISE_90);
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}
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}
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}
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else if (block instanceof PillarBlock)
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{
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switch((Direction.Axis)state.get(PillarBlock.AXIS)) {
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case X:
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newState = (BlockState)state.with(PillarBlock.AXIS, Direction.Axis.Z);
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break;
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case Z:
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newState = (BlockState)state.with(PillarBlock.AXIS, Direction.Axis.Y);
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break;
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case Y:
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newState = (BlockState)state.with(PillarBlock.AXIS, Direction.Axis.X);
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break;
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}
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}
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else
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{
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return false;
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}
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if (newState != null)
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{
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world.setBlockState(pos, newState, 2 | 1024);
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world.scheduleBlockRerenderIfNeeded(pos, state, newState);
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return true;
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}
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return false;
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}
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private static boolean player_holds_cactus_mainhand(PlayerEntity playerIn)
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{
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return (!playerIn.getMainHandStack().isEmpty()
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&& playerIn.getMainHandStack().getItem() instanceof BlockItem &&
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((BlockItem) (playerIn.getMainHandStack().getItem())).getBlock() == Blocks.CACTUS);
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}
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public static boolean flippinEligibility(Entity entity)
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{
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if (CarpetSettings.flippinCactus && (entity instanceof PlayerEntity))
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{
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PlayerEntity player = (PlayerEntity)entity;
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return (!player.getOffHandStack().isEmpty()
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&& player.getOffHandStack().getItem() instanceof BlockItem &&
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((BlockItem) (player.getOffHandStack().getItem())).getBlock() == Blocks.CACTUS);
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}
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return false;
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}
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public static class CactusDispenserBehaviour extends FallibleItemDispenserBehavior implements DispenserBehavior
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{
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@Override
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protected ItemStack dispenseSilently(BlockPointer source, ItemStack stack)
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{
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if (CarpetSettings.rotatorBlock)
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{
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return BlockRotator.dispenserRotate(source, stack);
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}
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else
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{
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return super.dispenseSilently(source, stack);
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}
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}
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}
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}
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