Wrench QOL: Helping the controller to not loose control over supporting blocks while wrenching it

Plus a bunch of refactoring to make things easier for the next changes
This commit is contained in:
grimmauld 2020-11-29 13:07:04 +01:00
parent 72596f63d4
commit 94aa5ea4c7

View file

@ -18,6 +18,8 @@ import net.minecraft.util.Mirror;
import net.minecraft.util.Rotation;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.Vec3d;
import net.minecraft.util.math.Vec3i;
import net.minecraft.world.IBlockReader;
import net.minecraft.world.World;
import javax.annotation.ParametersAreNonnullByDefault;
@ -38,6 +40,34 @@ public class ControllerRailBlock extends AbstractRailBlock implements IWrenchabl
this.setDefaultState(this.stateContainer.getBaseState().with(POWERED, 0).with(BACKWARDS, false).with(SHAPE, NORTH_SOUTH));
}
private static Vec3i getAccelerationVector(BlockState state) {
Direction pointingTo = getPointingTowards(state);
return (state.get(BACKWARDS) ? pointingTo.getOpposite() : pointingTo).getDirectionVec();
}
private static Direction getPointingTowards(BlockState state) {
switch (state.get(SHAPE)) {
case ASCENDING_WEST:
case EAST_WEST:
return Direction.WEST;
case ASCENDING_EAST:
return Direction.EAST;
case ASCENDING_SOUTH:
return Direction.SOUTH;
default:
return Direction.NORTH;
}
}
private static void decelerateCart(BlockPos pos, AbstractMinecartEntity cart) {
Vec3d diff = VecHelper.getCenterOf(pos).subtract(cart.getPositionVec());
cart.setMotion(diff.x / 16f, 0, diff.z / 16f);
}
private static boolean isStableWith(BlockState testState, IBlockReader world, BlockPos pos) {
return hasSolidSideOnTop(world, pos.down()) && (!testState.get(SHAPE).isAscending() || hasSolidSideOnTop(world, pos.offset(getPointingTowards(testState))));
}
@Override
public BlockState getStateForPlacement(BlockItemUseContext p_196258_1_) {
Direction direction = p_196258_1_.getPlacementHorizontalFacing();
@ -50,48 +80,28 @@ public class ControllerRailBlock extends AbstractRailBlock implements IWrenchabl
return SHAPE;
}
@Override
protected void fillStateContainer(StateContainer.Builder<Block, BlockState> p_206840_1_) {
p_206840_1_.add(SHAPE, POWERED, BACKWARDS);
}
public Vec3d getAccelerationVector(BlockState state) {
RailShape shape = state.get(SHAPE);
boolean backwards = state.get(BACKWARDS);
Vec3d base = new Vec3d(shape == ASCENDING_EAST ? 1 : (shape == EAST_WEST || shape == ASCENDING_WEST ? -1 : 0),
0, shape == ASCENDING_SOUTH ? 1 : (shape == ASCENDING_NORTH || shape == NORTH_SOUTH ? -1 : 0));
return base.scale(backwards ? -1 : 1);
}
@Override
public void onMinecartPass(BlockState state, World world, BlockPos pos, AbstractMinecartEntity cart) {
if (world.isRemote)
return;
Vec3d accelerationVec = getAccelerationVector(state);
Vec3d accelerationVec = new Vec3d(getAccelerationVector(state));
double targetSpeed = cart.getMaxSpeedWithRail() * state.get(POWERED) / 15.;
if ((cart.getMotion().dotProduct(accelerationVec) >= 0 || cart.getMotion().lengthSquared() < 0.0001) && targetSpeed > 0) {
if ((cart.getMotion().dotProduct(accelerationVec) >= 0 || cart.getMotion().lengthSquared() < 0.0001) && targetSpeed > 0)
cart.setMotion(accelerationVec.scale(targetSpeed));
} else {
else
decelerateCart(pos, cart);
}
}
private void decelerateCart(BlockPos pos, AbstractMinecartEntity cart) {
Vec3d diff = VecHelper.getCenterOf(pos)
.subtract(cart.getPositionVec());
cart.setMotion(diff.x / 16f, 0, diff.z / 16f);
}
@Override
protected void updateState(BlockState state, World world, BlockPos pos, Block block) {
int oldPower = state.get(POWERED);
int newPower = Math.max(world.getRedstonePowerFromNeighbors(pos), 0); // TODO: Add power calculation
if (oldPower != newPower) {
world.setBlockState(pos, state.with(POWERED, newPower), 3);
world.notifyNeighborsOfStateChange(pos.down(), this);
if (state.get(SHAPE).isAscending()) {
world.notifyNeighborsOfStateChange(pos.up(), this);
}
}
if (state.get(POWERED) != newPower)
placeAndNotify(state.with(POWERED, newPower), pos, world);
}
@Override
@ -172,18 +182,21 @@ public class ControllerRailBlock extends AbstractRailBlock implements IWrenchabl
break;
}
}
return super.mirror(p_185471_1_, p_185471_2_);
}
@Override
public ActionResultType onWrenched(BlockState state, ItemUseContext context) {
World world = context.getWorld();
if (world.isRemote)
return ActionResultType.SUCCESS;
BlockPos pos = context.getPos();
world.setBlockState(pos, rotate(state, Rotation.CLOCKWISE_90));
world.notifyNeighborsOfStateChange(pos.down(), this);
if (state.get(SHAPE).isAscending()) {
world.notifyNeighborsOfStateChange(pos.up(), this);
for (Rotation testRotation : new Rotation[]{Rotation.CLOCKWISE_90, Rotation.CLOCKWISE_180, Rotation.COUNTERCLOCKWISE_90}) {
BlockState testState = rotate(state, testRotation);
if (isStableWith(testState, world, pos)) {
placeAndNotify(testState, pos, world);
break;
}
}
return ActionResultType.SUCCESS;
}
@ -192,11 +205,16 @@ public class ControllerRailBlock extends AbstractRailBlock implements IWrenchabl
public ActionResultType onSneakWrenched(BlockState state, ItemUseContext context) {
World world = context.getWorld();
BlockPos pos = context.getPos();
world.setBlockState(pos, rotate(state, Rotation.COUNTERCLOCKWISE_90));
world.notifyNeighborsOfStateChange(pos.down(), this);
if (state.get(SHAPE).isAscending()) {
world.notifyNeighborsOfStateChange(pos.up(), this);
}
BlockState testState = state.with(BACKWARDS, !state.get(BACKWARDS));
if (isStableWith(testState, world, pos))
placeAndNotify(testState, pos, world);
return ActionResultType.SUCCESS;
}
private void placeAndNotify(BlockState state, BlockPos pos, World world) {
world.setBlockState(pos, state, 3);
world.notifyNeighborsOfStateChange(pos.down(), this);
if (state.get(SHAPE).isAscending())
world.notifyNeighborsOfStateChange(pos.up(), this);
}
}