Java tutorial
package de.paleocrafter.pcraft.client.renderer.item; import net.minecraft.item.ItemStack; import net.minecraftforge.client.IItemRenderer; import org.lwjgl.opengl.GL11; import org.lwjgl.opengl.GL12; import cpw.mods.fml.client.FMLClientHandler; import cpw.mods.fml.relauncher.Side; import cpw.mods.fml.relauncher.SideOnly; import de.paleocrafter.pcraft.client.model.ModelAnalyzer; import de.paleocrafter.pcraft.client.model.ModelMicroscope; import de.paleocrafter.pcraft.lib.Textures; /** * PaleoCraft * * ItemMachineRenderer * * @author PaleoCrafter * @license Lesser GNU Public License v3 (http://www.gnu.org/licenses/lgpl.html) */ @SideOnly(Side.CLIENT) public class ItemMachineRenderer implements IItemRenderer { private ModelAnalyzer modelAnalyzer; private ModelMicroscope modelMicroscope; public ItemMachineRenderer() { modelAnalyzer = new ModelAnalyzer(); modelMicroscope = new ModelMicroscope(); } @Override public boolean handleRenderType(ItemStack item, ItemRenderType type) { return true; } @Override public boolean shouldUseRenderHelper(ItemRenderType type, ItemStack item, ItemRendererHelper helper) { return true; } @Override public void renderItem(ItemRenderType type, ItemStack item, Object... data) { switch (type) { case ENTITY: { switch (item.getItemDamage()) { case 0: renderAnalyzer(0.5F, 1.0F, 0.5F); break; case 1: renderMicroscope(0.5F, 1.0F, 0.5F); break; } break; } case EQUIPPED: { switch (item.getItemDamage()) { case 0: renderAnalyzer(0.5F, 1.5F, 0.5F); break; case 1: renderMicroscope(0.5F, 2.0F, 0.5F); break; } break; } case INVENTORY: { switch (item.getItemDamage()) { case 0: renderAnalyzer(0.0F, 1.0F, 0.0F); break; case 1: renderMicroscope(0.0F, 1.0F, 0.0F); break; } break; } default: break; } } private void renderAnalyzer(float x, float y, float z) { FMLClientHandler.instance().getClient().renderEngine.bindTexture(Textures.MODEL_ANALYZER); GL11.glPushMatrix(); // start GL11.glTranslatef(x, y, z); // size GL11.glRotatef(180, 1, 0, 0); GL11.glRotatef(90, 0, 1, 0); modelAnalyzer.renderAll(0); GL11.glPopMatrix(); // end } private void renderMicroscope(float x, float y, float z) { FMLClientHandler.instance().getClient().renderEngine.bindTexture(Textures.MODEL_MICROSCOPE); GL11.glPushMatrix(); // start GL11.glEnable(GL12.GL_RESCALE_NORMAL); GL11.glTranslatef(x, y, z); // size GL11.glScalef(0.5F, 0.5F, 0.5F); GL11.glRotatef(180, 1, 0, 0); modelMicroscope.renderAll(); GL11.glDisable(GL12.GL_RESCALE_NORMAL); GL11.glPopMatrix(); // end } }