Examples with MovingObjectPosition net.minecraft.util.MovingObjectPosition used on opensource projects

Example 6 with MovingObjectPosition

use of net.minecraft.util.MovingObjectPosition in project LogisticsPipes by RS485.

the class LogisticsBlockGenericPipe method doRayTrace.

private RaytraceResult doRayTrace(LogisticsTileGenericPipe tileG, CoreUnroutedPipe pipe, Vec3 origin, Vec3 direction) {
    if (tileG == null) {
        return null;
    }
    if (!LogisticsBlockGenericPipe.isValid(pipe)) {
        return null;
    }
    /**
		 * pipe hits along x, y, and z axis, gate (all 6 sides) [and
		 * wires+facades]
		 */
    MovingObjectPosition[] hits = new MovingObjectPosition[31];
    AxisAlignedBB[] boxes = new AxisAlignedBB[31];
    ForgeDirection[] sideHit = new ForgeDirection[31];
    Arrays.fill(sideHit, ForgeDirection.UNKNOWN);
    // pipe
    for (ForgeDirection side : LogisticsBlockGenericPipe.DIR_VALUES) {
        if (side == ForgeDirection.UNKNOWN || tileG.isPipeConnected(side)) {
            if (side != ForgeDirection.UNKNOWN && ignoreSideRayTrace)
                continue;
            AxisAlignedBB bb = getPipeBoundingBox(side);
            setBlockBounds(bb);
            boxes[side.ordinal()] = bb;
            hits[side.ordinal()] = super.collisionRayTrace(tileG.getWorldObj(), tileG.xCoord, tileG.yCoord, tileG.zCoord, origin, direction);
            sideHit[side.ordinal()] = side;
        }
    }
    for (ForgeDirection side : ForgeDirection.VALID_DIRECTIONS) {
        if (tileG.getPipePluggable(side) != null) {
            if (side != ForgeDirection.UNKNOWN && ignoreSideRayTrace)
                continue;
            AxisAlignedBB bb = tileG.getPipePluggable(side).getBoundingBox(side);
            setBlockBounds(bb);
            boxes[7 + side.ordinal()] = bb;
            hits[7 + side.ordinal()] = super.collisionRayTrace(tileG.getWorldObj(), tileG.xCoord, tileG.yCoord, tileG.zCoord, origin, direction);
            sideHit[7 + side.ordinal()] = side;
        }
    }
    // TODO: check wires
    // get closest hit
    double minLengthSquared = Double.POSITIVE_INFINITY;
    int minIndex = -1;
    for (int i = 0; i < hits.length; i++) {
        MovingObjectPosition hit = hits[i];
        if (hit == null) {
            continue;
        }
        double lengthSquared = hit.hitVec.squareDistanceTo(origin);
        if (lengthSquared < minLengthSquared) {
            minLengthSquared = lengthSquared;
            minIndex = i;
        }
    }
    // reset bounds
    setBlockBounds(0, 0, 0, 1, 1, 1);
    if (minIndex == -1) {
        return null;
    } else {
        Part hitPart;
        if (minIndex < 7) {
            hitPart = Part.Pipe;
        } else {
            hitPart = Part.Pluggable;
        }
        return new RaytraceResult(hitPart, hits[minIndex], boxes[minIndex], sideHit[minIndex]);
    }
}

Example 7 with MovingObjectPosition

use of net.minecraft.util.MovingObjectPosition in project LogisticsPipes by RS485.

the class LogisticsHUDRenderer method renderWorldRelative.

public void renderWorldRelative(long renderTicks, float partialTick) {
    if (!displayRenderer()) {
        return;
    }
    Minecraft mc = FMLClientHandler.instance().getClient();
    EntityPlayer player = mc.thePlayer;
    if (list.size() == 0 || Math.hypot(lastXPos - player.posX, Math.hypot(lastYPos - player.posY, lastZPos - player.posZ)) > 0.5 || (renderTicks % 10 == 0 && (lastXPos != player.posX || lastYPos != player.posY || lastZPos != player.posZ)) || renderTicks % 600 == 0) {
        refreshList(player.posX, player.posY, player.posZ);
        lastXPos = player.posX;
        lastYPos = player.posY;
        lastZPos = player.posZ;
    }
    boolean cursorHandled = false;
    displayCross = false;
    IHUDConfig config;
    if (debugHUD == null) {
        config = new HUDConfig(mc.thePlayer.inventory.armorInventory[3]);
    } else {
        config = new IHUDConfig() {

            @Override
            public boolean isHUDSatellite() {
                return false;
            }

            @Override
            public boolean isHUDProvider() {
                return false;
            }

            @Override
            public boolean isHUDPowerLevel() {
                return false;
            }

            @Override
            public boolean isHUDInvSysCon() {
                return false;
            }

            @Override
            public boolean isHUDCrafting() {
                return false;
            }

            @Override
            public boolean isHUDChassie() {
                return false;
            }

            @Override
            public void setHUDChassie(boolean state) {
            }

            @Override
            public void setHUDCrafting(boolean state) {
            }

            @Override
            public void setHUDInvSysCon(boolean state) {
            }

            @Override
            public void setHUDPowerJunction(boolean state) {
            }

            @Override
            public void setHUDProvider(boolean state) {
            }

            @Override
            public void setHUDSatellite(boolean state) {
            }
        };
    }
    IHeadUpDisplayRendererProvider thisIsLast = null;
    List<IHeadUpDisplayRendererProvider> toUse = list;
    if (debugHUD != null) {
        toUse = debugHUD.getHUDs();
    }
    for (IHeadUpDisplayRendererProvider renderer : toUse) {
        if (renderer.getRenderer() == null) {
            continue;
        }
        if (renderer.getRenderer().display(config)) {
            GL11.glPushMatrix();
            if (!cursorHandled) {
                double x = renderer.getX() + 0.5 - player.posX;
                double y = renderer.getY() + 0.5 - player.posY;
                double z = renderer.getZ() + 0.5 - player.posZ;
                if (Math.hypot(x, Math.hypot(y, z)) < 0.75 || (renderer instanceof IHeadUpDisplayBlockRendererProvider && (((IHeadUpDisplayBlockRendererProvider) renderer).isHUDInvalid() || !((IHeadUpDisplayBlockRendererProvider) renderer).isHUDExistent()))) {
                    refreshList(player.posX, player.posY, player.posZ);
                    GL11.glPopMatrix();
                    break;
                }
                int[] pos = getCursor(renderer);
                if (pos.length == 2) {
                    if (renderer.getRenderer().cursorOnWindow(pos[0], pos[1])) {
                        renderer.getRenderer().handleCursor(pos[0], pos[1]);
                        if (Keyboard.isKeyDown(Keyboard.KEY_LSHIFT)) {
                            //if(FMLClientHandler.instance().getClient().thePlayer.isSneaking()) {
                            thisIsLast = renderer;
                            displayCross = true;
                        }
                        cursorHandled = true;
                    }
                }
            }
            GL11.glEnable(GL11.GL_BLEND);
            GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
            if (thisIsLast != renderer) {
                displayOneView(renderer, config, partialTick, false);
            }
            GL11.glPopMatrix();
        }
    }
    if (thisIsLast != null) {
        GL11.glPushMatrix();
        GL11.glDisable(GL11.GL_BLEND);
        GL11.glDisable(GL11.GL_DEPTH_TEST);
        displayOneView(thisIsLast, config, partialTick, true);
        GL11.glEnable(GL11.GL_BLEND);
        GL11.glEnable(GL11.GL_DEPTH_TEST);
        GL11.glPopMatrix();
    }
    GL11.glPushMatrix();
    MovingObjectPosition box = mc.objectMouseOver;
    if (box != null && box.typeOfHit == MovingObjectType.BLOCK) {
        if (Keyboard.isKeyDown(Keyboard.KEY_LCONTROL)) {
            progress = Math.min(progress + (2 * Math.max(1, (int) Math.floor((System.currentTimeMillis() - last) / 50.0D))), 100);
        } else {
            progress = Math.max(progress - (2 * Math.max(1, (int) Math.floor((System.currentTimeMillis() - last) / 50.0D))), 0);
        }
        if (progress != 0) {
            List<String> textData = new ArrayList<>();
            if (textData.isEmpty()) {
                textData = SimpleServiceLocator.neiProxy.getInfoForPosition(player.worldObj, player, box);
            }
            if (!textData.isEmpty()) {
                double xCoord = box.blockX + 0.5D;
                double yCoord = box.blockY + 0.5D;
                double zCoord = box.blockZ + 0.5D;
                double x = xCoord - player.prevPosX - ((player.posX - player.prevPosX) * partialTick);
                double y = yCoord - player.prevPosY - ((player.posY - player.prevPosY) * partialTick);
                double z = zCoord - player.prevPosZ - ((player.posZ - player.prevPosZ) * partialTick);
                GL11.glDisable(GL11.GL_DEPTH_TEST);
                GL11.glTranslatef((float) x, (float) y, (float) z);
                GL11.glRotatef(90.0F, 1.0F, 0.0F, 0.0F);
                GL11.glRotatef(getAngle(z, x) + 110F, 0.0F, 0.0F, 1.0F);
                GL11.glRotatef((-1) * getAngle(Math.hypot(x + 0.8, z + 0.8), y + 0.5) + 180, 1.0F, 0.0F, 0.0F);
                double dProgress = progress / 100D;
                GL11.glTranslated(0.4D * dProgress + 0.6D, -0.2D * dProgress - 0.6D, -0.0D);
                GL11.glScalef(0.01F, 0.01F, 1F);
                int heigth = Math.max(32, 10 * textData.size() + 15);
                int width = 0;
                for (String s : textData) {
                    width = Math.max(width, mc.fontRenderer.getStringWidth(s) + 22);
                }
                width = Math.max(32, width + 15);
                GL11.glColor4b((byte) 127, (byte) 127, (byte) 127, (byte) 96);
                GuiGraphics.drawGuiBackGround(mc, (int) ((-0.5 * (width - 32)) * dProgress) - 16, (int) ((-0.5 * (heigth - 32)) * dProgress) - 16, (int) ((0.5 * (width - 32)) * dProgress) + 16, (int) ((0.5 * (heigth - 32)) * dProgress) + 16, 0, false);
                GL11.glColor4b((byte) 127, (byte) 127, (byte) 127, (byte) 127);
                if (progress == 100) {
                    GL11.glTranslated((int) ((-0.5 * (width - 32)) * dProgress) - 16, (int) ((-0.5 * (heigth - 32)) * dProgress) - 16, -0.0001D);
                    for (int i = 0; i < textData.size(); i++) {
                        mc.fontRenderer.drawString(textData.get(i), 28, 8 + i * 10, 0x000000);
                    }
                    ItemStack item = SimpleServiceLocator.neiProxy.getItemForPosition(player.worldObj, player, box);
                    if (item != null) {
                        float scaleX = 1.5F * 0.8F;
                        float scaleY = 1.5F * 0.8F;
                        float scaleZ = -0.0001F;
                        GL11.glScalef(scaleX, scaleY, scaleZ);
                        ItemStackRenderer itemStackRenderer = new ItemStackRenderer(5, 6, 0.0F, false, true, true);
                        itemStackRenderer.setItemstack(item).setDisplayAmount(DisplayAmount.NEVER);
                        itemStackRenderer.setScaleX(scaleX).setScaleY(scaleY).setScaleZ(scaleZ);
                        itemStackRenderer.renderInGui();
                    }
                }
                GL11.glEnable(GL11.GL_DEPTH_TEST);
            }
        }
    } else if (!Keyboard.isKeyDown(Keyboard.KEY_LCONTROL)) {
        progress = 0;
    }
    GL11.glPopMatrix();
    //Render Laser
    GL11.glDisable(GL11.GL_DEPTH_TEST);
    GL11.glDisable(GL11.GL_TEXTURE_2D);
    GL11.glEnable(GL11.GL_BLEND);
    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    //GL11.glEnable(GL11.GL_LIGHTING);
    for (LaserData data : lasers) {
        GL11.glPushMatrix();
        double x = data.getPosX() + 0.5 - player.prevPosX - ((player.posX - player.prevPosX) * partialTick);
        double y = data.getPosY() + 0.5 - player.prevPosY - ((player.posY - player.prevPosY) * partialTick);
        double z = data.getPosZ() + 0.5 - player.prevPosZ - ((player.posZ - player.prevPosZ) * partialTick);
        GL11.glTranslatef((float) x, (float) y, (float) z);
        switch(data.getDir()) {
            case NORTH:
                GL11.glRotatef(90.0F, 0.0F, 1.0F, 0.0F);
                break;
            case SOUTH:
                GL11.glRotatef(-90.0F, 0.0F, 1.0F, 0.0F);
                break;
            case EAST:
                break;
            case WEST:
                GL11.glRotatef(180.0F, 0.0F, 1.0F, 0.0F);
                break;
            case UP:
                GL11.glRotatef(90.0F, 0.0F, 0.0F, 1.0F);
                break;
            case DOWN:
                GL11.glRotatef(-90.0F, 0.0F, 0.0F, 1.0F);
                break;
            default:
                break;
        }
        GL11.glScalef(0.01F, 0.01F, 0.01F);
        Tessellator tessellator = Tessellator.instance;
        for (float i = 0; i < 6 * data.getLength(); i++) {
            setColor(i, data.getConnectionType());
            float shift = 100f * i / 6f;
            float start = 0.0f;
            if (data.isStartPipe() && i == 0) {
                start = -6.0f;
            }
            tessellator.startDrawingQuads();
            tessellator.addVertex(19.7f + shift, 3.0f, -3.0f);
            tessellator.addVertex(3.0f + shift + start, 3.0f, -3.0f);
            tessellator.addVertex(3.0f + shift + start, 3.0f, 3.0f);
            tessellator.addVertex(19.7f + shift, 3.0f, 3.0f);
            tessellator.draw();
            tessellator.startDrawingQuads();
            tessellator.addVertex(19.7f + shift, -3.0f, 3.0f);
            tessellator.addVertex(3.0f + shift + start, -3.0f, 3.0f);
            tessellator.addVertex(3.0f + shift + start, -3.0f, -3.0f);
            tessellator.addVertex(19.7f + shift, -3.0f, -3.0f);
            tessellator.draw();
            tessellator.startDrawingQuads();
            tessellator.addVertex(19.7f + shift, 3.0f, 3.0f);
            tessellator.addVertex(3.0f + shift + start, 3.0f, 3.0f);
            tessellator.addVertex(3.0f + shift + start, -3.0f, 3.0f);
            tessellator.addVertex(19.7f + shift, -3.0f, 3.0f);
            tessellator.draw();
            tessellator.startDrawingQuads();
            tessellator.addVertex(19.7f + shift, -3.0f, -3.0f);
            tessellator.addVertex(3.0f + shift + start, -3.0f, -3.0f);
            tessellator.addVertex(3.0f + shift + start, 3.0f, -3.0f);
            tessellator.addVertex(19.7f + shift, 3.0f, -3.0f);
            tessellator.draw();
        }
        if (data.isStartPipe()) {
            setColor(0, data.getConnectionType());
            tessellator.startDrawingQuads();
            tessellator.addVertex(-3.0f, 3.0f, 3.0f);
            tessellator.addVertex(-3.0f, 3.0f, -3.0f);
            tessellator.addVertex(-3.0f, -3.0f, -3.0f);
            tessellator.addVertex(-3.0f, -3.0f, 3.0f);
            tessellator.draw();
        }
        if (data.isFinalPipe()) {
            setColor(6 * data.getLength() - 1, data.getConnectionType());
            tessellator.startDrawingQuads();
            tessellator.addVertex(100.0f * data.getLength() + 3f, 3.0f, -3.0f);
            tessellator.addVertex(100.0f * data.getLength() + 3f, 3.0f, 3.0f);
            tessellator.addVertex(100.0f * data.getLength() + 3f, -3.0f, 3.0f);
            tessellator.addVertex(100.0f * data.getLength() + 3f, -3.0f, -3.0f);
            tessellator.draw();
        }
        GL11.glPopMatrix();
    }
    GL11.glEnable(GL11.GL_TEXTURE_2D);
    last = System.currentTimeMillis();
}

Example 8 with MovingObjectPosition

use of net.minecraft.util.MovingObjectPosition in project LogisticsPipes by RS485.

the class RenderTickHandler method renderWorldLast.

//private static final ResourceLocation TEXTURE = new ResourceLocation("logisticspipes", "textures/blocks/pipes/White.png");
@SubscribeEvent
public void renderWorldLast(RenderWorldLastEvent worldEvent) {
    if (LogisticsRenderPipe.config.isUseNewRenderer()) {
        if (displayPipeGhost()) {
            Minecraft mc = Minecraft.getMinecraft();
            EntityPlayer player = mc.thePlayer;
            MovingObjectPosition box = mc.objectMouseOver;
            if (box != null && box.typeOfHit == MovingObjectType.BLOCK) {
                ItemStack stack = FMLClientHandler.instance().getClient().thePlayer.inventory.mainInventory[FMLClientHandler.instance().getClient().thePlayer.inventory.currentItem];
                CoreUnroutedPipe pipe = ((ItemLogisticsPipe) stack.getItem()).getDummyPipe();
                int i = box.blockX;
                int j = box.blockY;
                int k = box.blockZ;
                World world = player.getEntityWorld();
                int side = box.sideHit;
                Block worldBlock = world.getBlock(i, j, k);
                if (worldBlock == Blocks.snow) {
                    side = 1;
                } else if (worldBlock != Blocks.vine && worldBlock != Blocks.tallgrass && worldBlock != Blocks.deadbush && (worldBlock == null || !worldBlock.isReplaceable(world, i, j, k))) {
                    if (side == 0) {
                        j--;
                    }
                    if (side == 1) {
                        j++;
                    }
                    if (side == 2) {
                        k--;
                    }
                    if (side == 3) {
                        k++;
                    }
                    if (side == 4) {
                        i--;
                    }
                    if (side == 5) {
                        i++;
                    }
                }
                double xCoord = i;
                double yCoord = j;
                double zCoord = k;
                boolean isFreeSpace = true;
                ITubeOrientation orientation = null;
                if (pipe instanceof CoreMultiBlockPipe) {
                    CoreMultiBlockPipe multipipe = (CoreMultiBlockPipe) pipe;
                    DoubleCoordinates placeAt = new DoubleCoordinates(xCoord, yCoord, zCoord);
                    LPPositionSet<DoubleCoordinatesType<CoreMultiBlockPipe.SubBlockTypeForShare>> globalPos = new LPPositionSet<>(DoubleCoordinatesType.class);
                    globalPos.add(new DoubleCoordinatesType<>(placeAt, CoreMultiBlockPipe.SubBlockTypeForShare.NON_SHARE));
                    LPPositionSet<DoubleCoordinatesType<CoreMultiBlockPipe.SubBlockTypeForShare>> positions = multipipe.getSubBlocks();
                    orientation = multipipe.getTubeOrientation(player, (int) xCoord, (int) zCoord);
                    if (orientation != null) {
                        orientation.rotatePositions(positions);
                        positions.stream().map(pos -> pos.add(placeAt)).forEach(globalPos::add);
                        globalPos.addToAll(orientation.getOffset());
                        for (DoubleCoordinatesType<CoreMultiBlockPipe.SubBlockTypeForShare> pos : globalPos) {
                            if (!player.getEntityWorld().canPlaceEntityOnSide(LogisticsPipes.LogisticsPipeBlock, pos.getXInt(), pos.getYInt(), pos.getZInt(), false, side, player, stack)) {
                                TileEntity tile = player.getEntityWorld().getTileEntity(pos.getXInt(), pos.getYInt(), pos.getZInt());
                                boolean canPlace = false;
                                if (tile instanceof LogisticsTileGenericSubMultiBlock) {
                                    if (CoreMultiBlockPipe.canShare(((LogisticsTileGenericSubMultiBlock) tile).getSubTypes(), pos.getType())) {
                                        canPlace = true;
                                    }
                                }
                                if (!canPlace) {
                                    isFreeSpace = false;
                                    break;
                                }
                            }
                        }
                    } else {
                        return;
                    }
                } else {
                    if (!player.getEntityWorld().canPlaceEntityOnSide(LogisticsPipes.LogisticsPipeBlock, i, j, k, false, side, player, stack)) {
                        isFreeSpace = false;
                    }
                }
                if (isFreeSpace) {
                    GL11.glPushMatrix();
                    double x;
                    double y;
                    double z;
                    if (orientation != null) {
                        x = xCoord + orientation.getOffset().getXInt() - player.prevPosX - ((player.posX - player.prevPosX) * worldEvent.partialTicks);
                        y = yCoord + orientation.getOffset().getYInt() - player.prevPosY - ((player.posY - player.prevPosY) * worldEvent.partialTicks);
                        z = zCoord + orientation.getOffset().getZInt() - player.prevPosZ - ((player.posZ - player.prevPosZ) * worldEvent.partialTicks);
                    } else {
                        x = xCoord - player.prevPosX - ((player.posX - player.prevPosX) * worldEvent.partialTicks);
                        y = yCoord - player.prevPosY - ((player.posY - player.prevPosY) * worldEvent.partialTicks);
                        z = zCoord - player.prevPosZ - ((player.posZ - player.prevPosZ) * worldEvent.partialTicks);
                    }
                    GL11.glTranslated(x + 0.001, y + 0.001, z + 0.001);
                    GL11.glEnable(GL11.GL_BLEND);
                    //GL11.glDepthMask(false);
                    GL11.glDisable(GL11.GL_TEXTURE_2D);
                    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
                    mc.renderEngine.bindTexture(new ResourceLocation("logisticspipes", "textures/blocks/pipes/White.png"));
                    Tessellator tess = Tessellator.instance;
                    CCRenderState.reset();
                    CCRenderState.useNormals = true;
                    CCRenderState.alphaOverride = 0xff;
                    GL11.glEnable(GL11.GL_TEXTURE_2D);
                    CCRenderState.alphaOverride = 0x50;
                    CCRenderState.useNormals = true;
                    CCRenderState.hasBrightness = false;
                    CCRenderState.startDrawing();
                    pipe.getHighlightRenderer().renderHighlight(orientation);
                    tess.draw();
                    CCRenderState.alphaOverride = 0xff;
                    GL11.glDisable(GL11.GL_BLEND);
                    GL11.glDepthMask(true);
                    GL11.glPopMatrix();
                }
            }
        }
    }
}

Example 9 with MovingObjectPosition

use of net.minecraft.util.MovingObjectPosition in project LogisticsPipes by RS485.

the class SideConfigDisplay method updateSelection.

private void updateSelection(Vector3d start, Vector3d end) {
    start.add(origin);
    end.add(origin);
    List<MovingObjectPosition> hits = new ArrayList<>();
    LogisticsBlockGenericPipe.ignoreSideRayTrace = true;
    for (DoubleCoordinates bc : configurables) {
        Block block = world.getBlock(bc.getXInt(), bc.getYInt(), bc.getZInt());
        if (block != null) {
            if (block instanceof LogisticsBlockGenericPipe) {
                cachedLPBlockTrace = LogisticsPipes.LogisticsPipeBlock.doRayTrace(world, bc.getXInt(), bc.getYInt(), bc.getZInt(), Vec3.createVectorHelper(start.x, start.y, start.z), Vec3.createVectorHelper(end.x, end.y, end.z));
            } else {
                cachedLPBlockTrace = null;
            }
            MovingObjectPosition hit = block.collisionRayTrace(world, bc.getXInt(), bc.getYInt(), bc.getZInt(), Vec3.createVectorHelper(start.x, start.y, start.z), Vec3.createVectorHelper(end.x, end.y, end.z));
            if (hit != null) {
                hits.add(hit);
            }
        }
    }
    LogisticsBlockGenericPipe.ignoreSideRayTrace = false;
    selection = null;
    MovingObjectPosition hit = getClosestHit(Vec3.createVectorHelper(start.x, start.y, start.z), hits);
    if (hit != null) {
        TileEntity te = world.getTileEntity(hit.blockX, hit.blockY, hit.blockZ);
        if (te != null) {
            ForgeDirection face = ForgeDirection.getOrientation(hit.sideHit);
            selection = new SelectedFace(te, face, hit);
        }
    }
}

Example 10 with MovingObjectPosition

use of net.minecraft.util.MovingObjectPosition in project SimplyJetpacks by Tonius.

the class ItemJetpackFueller method onUsingTick.

@Override
public void onUsingTick(ItemStack itemStack, EntityPlayer player, int count) {
    MovingObjectPosition blockPos = BlockHelper.getCurrentMovingObjectPosition(player, true);
    if (blockPos == null || blockPos.sideHit < 0) {
        player.setItemInUse(null, 1);
    } else {
        player.setItemInUse(itemStack, this.getMaxItemUseDuration(itemStack));
        if (player.worldObj.isRemote) {
            return;
        }
        ItemStack chestplate = player.getCurrentArmor(2);
        if (chestplate == null || !(chestplate.getItem() instanceof ItemPack)) {
            return;
        }
        ItemPack packItem = (ItemPack) chestplate.getItem();
        PackBase pack = packItem.getPack(chestplate);
        if (pack == null) {
            return;
        }
        FuelType fuelType = pack.fuelType;
        ForgeDirection pullSide = ForgeDirection.values()[blockPos.sideHit];
        player.worldObj.getBlock(blockPos.blockX, blockPos.blockY, blockPos.blockZ);
        TileEntity tile = player.worldObj.getTileEntity(blockPos.blockX, blockPos.blockY, blockPos.blockZ);
        int toPull = Math.min(pack.fuelPerTickIn, packItem.getMaxFuelStored(chestplate) - packItem.getFuelStored(chestplate));
        int pulled = 0;
        if (fuelType == FuelType.ENERGY && tile instanceof IEnergyProvider) {
            IEnergyProvider energyTile = (IEnergyProvider) tile;
            pulled = energyTile.extractEnergy(pullSide, toPull, false);
        } else if (fuelType == FuelType.FLUID) {
            if (tile instanceof IFluidHandler) {
                IFluidHandler fluidTile = (IFluidHandler) tile;
                FluidStack fluid = fluidTile.drain(pullSide, toPull, false);
                if (fluid == null || !fluid.getFluid().getName().equals(pack.fuelFluid)) {
                    return;
                }
                fluid = fluidTile.drain(pullSide, toPull, true);
                pulled = fluid.amount;
            }
        }
        if (pulled > 0) {
            packItem.addFuel(chestplate, pulled, false);
        }
    }
}