Examples with Vector3f org.terasology.math.geom.Vector3f used on opensource projects

Example 66 with Vector3f

use of org.terasology.math.geom.Vector3f in project Terasology by MovingBlocks.

the class KinematicCharacterMover method move.

private MoveResult move(final Vector3f startPosition, final Vector3f moveDelta, final float stepHeight, final float slopeFactor, final CharacterCollider collider) {
    steppedUpDist = 0;
    stepped = false;
    Vector3f position = new Vector3f(startPosition);
    boolean hitTop = false;
    boolean hitBottom = false;
    boolean hitSide;
    // Actual upwards movement
    if (moveDelta.y > 0) {
        hitTop = moveDelta.y - moveUp(moveDelta.y, collider, position) > physics.getEpsilon();
    }
    hitSide = moveHorizontal(new Vector3f(moveDelta.x, 0, moveDelta.z), collider, position, slopeFactor, stepHeight);
    if (moveDelta.y < 0 || steppedUpDist > 0) {
        float dist = (moveDelta.y < 0) ? moveDelta.y : 0;
        dist -= steppedUpDist;
        hitBottom = moveDown(dist, slopeFactor, collider, position);
    }
    if (!hitBottom && stepHeight > 0) {
        Vector3f tempPos = new Vector3f(position);
        hitBottom = moveDown(-stepHeight, slopeFactor, collider, tempPos);
        // Don't apply step down if nothing to step onto
        if (hitBottom) {
            position.set(tempPos);
        }
    }
    return new MoveResult(position, hitSide, hitBottom, hitTop);
}

Example 67 with Vector3f

use of org.terasology.math.geom.Vector3f in project Terasology by MovingBlocks.

the class KinematicCharacterMover method checkMode.

/**
 * Checks whether a character should change movement mode (from being underwater or in a ladder). A higher and lower point of the
 * character is tested for being in water, only if both points are in water does the character count as swimming.
 * <br><br>
 * Sends the OnEnterLiquidEvent and OnLeaveLiquidEvent events.
 *
 * @param movementComp The movement component of the character.
 * @param state        The current state of the character.
 */
private void checkMode(final CharacterMovementComponent movementComp, final CharacterStateEvent state, final CharacterStateEvent oldState, EntityRef entity, boolean firstRun, boolean isCrouching) {
    // If we are ghosting or we can't move, the mode cannot be changed.
    if (!state.getMode().respondToEnvironment) {
        return;
    }
    Vector3f worldPos = state.getPosition();
    Vector3f top = new Vector3f(worldPos);
    Vector3f bottom = new Vector3f(worldPos);
    top.y += 0.5f * movementComp.height;
    bottom.y -= 0.5f * movementComp.height;
    final boolean topUnderwater = worldProvider.getBlock(top).isLiquid();
    final boolean bottomUnderwater = worldProvider.getBlock(bottom).isLiquid();
    final boolean newSwimming = !topUnderwater && bottomUnderwater;
    final boolean newDiving = topUnderwater && bottomUnderwater;
    boolean newClimbing = false;
    if (isClimbingAllowed(newSwimming, newDiving)) {
        Vector3i finalDir;
        finalDir = findClimbable(movementComp, worldPos, newSwimming, newDiving);
        if (finalDir != null) {
            newClimbing = true;
            state.setClimbDirection(finalDir);
        }
    }
    updateMode(state, newSwimming, newDiving, newClimbing, isCrouching);
}

Example 68 with Vector3f

use of org.terasology.math.geom.Vector3f in project Terasology by MovingBlocks.

the class KinematicCharacterMover method climb.

private void climb(final CharacterStateEvent state, CharacterMoveInputEvent input, Vector3f desiredVelocity) {
    if (state.getClimbDirection() == null) {
        return;
    }
    Vector3f tmp;
    Vector3i climbDir3i = state.getClimbDirection();
    Vector3f climbDir3f = climbDir3i.toVector3f();
    Quat4f rotation = new Quat4f(TeraMath.DEG_TO_RAD * state.getYaw(), 0, 0);
    tmp = new Vector3f(0.0f, 0.0f, -1.0f);
    rotation.rotate(tmp, tmp);
    float angleToClimbDirection = tmp.angle(climbDir3f);
    boolean clearMovementToDirection = !state.isGrounded();
    boolean jumpOrCrouchActive = desiredVelocity.y != 0;
    // facing the ladder or looking down or up
    if (angleToClimbDirection < Math.PI / 4.0 || Math.abs(input.getPitch()) > 60f) {
        if (jumpOrCrouchActive) {
            desiredVelocity.x = 0;
            desiredVelocity.z = 0;
            clearMovementToDirection = false;
        } else {
            float pitchAmount = state.isGrounded() ? 45f : 90f;
            float pitch = input.getPitch() > 30f ? pitchAmount : -pitchAmount;
            rotation = new Quat4f(TeraMath.DEG_TO_RAD * state.getYaw(), TeraMath.DEG_TO_RAD * pitch, 0);
            rotation.rotate(desiredVelocity, desiredVelocity);
        }
    // looking sidewards from ladder
    } else if (angleToClimbDirection < Math.PI * 3.0 / 4.0) {
        float rollAmount = state.isGrounded() ? 45f : 90f;
        tmp = new Vector3f();
        rotation.rotate(climbDir3f, tmp);
        float leftOrRight = tmp.x;
        float plusOrMinus = (leftOrRight < 0f ? -1.0f : 1.0f) * (climbDir3i.x != 0 ? -1.0f : 1.0f);
        if (jumpOrCrouchActive) {
            rotation = new Quat4f(TeraMath.DEG_TO_RAD * state.getYaw(), 0, 0);
        } else {
            rotation = new Quat4f(TeraMath.DEG_TO_RAD * input.getYaw(), 0f, TeraMath.DEG_TO_RAD * rollAmount * plusOrMinus);
        }
        rotation.rotate(desiredVelocity, desiredVelocity);
    // facing away from ladder
    } else {
        rotation = new Quat4f(TeraMath.DEG_TO_RAD * state.getYaw(), 0, 0);
        rotation.rotate(desiredVelocity, desiredVelocity);
        clearMovementToDirection = false;
    }
    // clear out movement towards or away from the ladder
    if (clearMovementToDirection) {
        if (climbDir3i.x != 0) {
            desiredVelocity.x = 0f;
        }
        if (climbDir3i.z != 0) {
            desiredVelocity.z = 0f;
        }
    }
}

Example 69 with Vector3f

use of org.terasology.math.geom.Vector3f in project Terasology by MovingBlocks.

the class ServerCharacterPredictionSystem method onTeleport.

@ReceiveEvent(components = { CharacterMovementComponent.class, LocationComponent.class, AliveCharacterComponent.class })
public void onTeleport(CharacterTeleportEvent event, EntityRef entity) {
    CircularBuffer<CharacterStateEvent> stateBuffer = characterStates.get(entity);
    CharacterStateEvent lastState = stateBuffer.getLast();
    CharacterStateEvent newState = new CharacterStateEvent(lastState);
    newState.setPosition(new Vector3f(event.getTargetPosition()));
    newState.setTime(time.getGameTimeInMs());
    stateBuffer.add(newState);
    characterMovementSystemUtility.setToState(entity, newState);
}

Example 70 with Vector3f

use of org.terasology.math.geom.Vector3f in project Terasology by MovingBlocks.

the class CoreCommands method spawnBlock.

/**
 * Spawns a block in front of the player
 * @param sender Sender of command
 * @param blockName String containing name of block to spawn
 * @return String containg final message
 */
@Command(shortDescription = "Spawns a block in front of the player", helpText = "Spawns the specified block as a " + "item in front of the player. You can simply pick it up.", runOnServer = true, requiredPermission = PermissionManager.CHEAT_PERMISSION)
public String spawnBlock(@Sender EntityRef sender, @CommandParam("blockName") String blockName) {
    ClientComponent clientComponent = sender.getComponent(ClientComponent.class);
    LocationComponent characterLocation = clientComponent.character.getComponent(LocationComponent.class);
    Vector3f spawnPos = characterLocation.getWorldPosition();
    Vector3f offset = characterLocation.getWorldDirection();
    offset.scale(3);
    spawnPos.add(offset);
    BlockFamily block = blockManager.getBlockFamily(blockName);
    if (block == null) {
        return "";
    }
    BlockItemFactory blockItemFactory = new BlockItemFactory(entityManager);
    EntityRef blockItem = blockItemFactory.newInstance(block);
    blockItem.send(new DropItemEvent(spawnPos));
    return "Spawned block.";
}