package net.minecraft.client.renderer.entity;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import java.util.Random;
import net.minecraft.block.Block;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.renderer.ItemRenderer;
import net.minecraft.client.renderer.RenderBlocks;
import net.minecraft.client.renderer.RenderEngine;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.entity.Entity;
import net.minecraft.entity.item.EntityItem;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.Icon;
import net.minecraft.util.MathHelper;
import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL12;
import net.minecraftforge.client.ForgeHooksClient;
@SideOnly(Side.CLIENT)
public class RenderItem extends Render
{
private RenderBlocks itemRenderBlocks = new RenderBlocks();
/** The RNG used in RenderItem (for bobbing itemstacks on the ground) */
private Random random = new Random();
public boolean renderWithColor = true;
/** Defines the zLevel of rendering of item on GUI. */
public float zLevel = 0.0F;
public static boolean renderInFrame = false;
public RenderItem()
{
this.shadowSize = 0.15F;
this.shadowOpaque = 0.75F;
}
/**
* Renders the item
*/
public void doRenderItem(EntityItem par1EntityItem, double par2, double par4, double par6, float par8, float par9)
{
this.random.setSeed(187L);
ItemStack itemstack = par1EntityItem.getEntityItem();
if (itemstack.getItem() != null)
{
GL11.glPushMatrix();
float f2 = shouldBob() ? MathHelper.sin(((float)par1EntityItem.age + par9) / 10.0F + par1EntityItem.hoverStart) * 0.1F + 0.1F : 0F;
float f3 = (((float)par1EntityItem.age + par9) / 20.0F + par1EntityItem.hoverStart) * (180F / (float)Math.PI);
byte b0 = getMiniBlockCount(itemstack);
GL11.glTranslatef((float)par2, (float)par4 + f2, (float)par6);
GL11.glEnable(GL12.GL_RESCALE_NORMAL);
int i;
float f4;
float f5;
float f6;
Block block = null;
if (itemstack.itemID < Block.blocksList.length)
{
block = Block.blocksList[itemstack.itemID];
}
if (ForgeHooksClient.renderEntityItem(par1EntityItem, itemstack, f2, f3, random, renderManager.renderEngine, renderBlocks))
{
;
}
else if (itemstack.getItemSpriteNumber() == 0 && block != null && RenderBlocks.renderItemIn3d(Block.blocksList[itemstack.itemID].getRenderType()))
{
GL11.glRotatef(f3, 0.0F, 1.0F, 0.0F);
if (renderInFrame)
{
GL11.glScalef(1.25F, 1.25F, 1.25F);
GL11.glTranslatef(0.0F, 0.05F, 0.0F);
GL11.glRotatef(-90.0F, 0.0F, 1.0F, 0.0F);
}
this.loadTexture("/terrain.png");
float f7 = 0.25F;
int j = block.getRenderType();
if (j == 1 || j == 19 || j == 12 || j == 2)
{
f7 = 0.5F;
}
GL11.glScalef(f7, f7, f7);
for (i = 0; i < b0; ++i)
{
GL11.glPushMatrix();
if (i > 0)
{
f5 = (this.random.nextFloat() * 2.0F - 1.0F) * 0.2F / f7;
f4 = (this.random.nextFloat() * 2.0F - 1.0F) * 0.2F / f7;
f6 = (this.random.nextFloat() * 2.0F - 1.0F) * 0.2F / f7;
GL11.glTranslatef(f5, f4, f6);
}
f5 = 1.0F;
this.itemRenderBlocks.renderBlockAsItem(block, itemstack.getItemDamage(), f5);
GL11.glPopMatrix();
}
}
else
{
float f8;
if (itemstack.getItem().requiresMultipleRenderPasses())
{
if (renderInFrame)
{
GL11.glScalef(0.5128205F, 0.5128205F, 0.5128205F);
GL11.glTranslatef(0.0F, -0.05F, 0.0F);
}
else
{
GL11.glScalef(0.5F, 0.5F, 0.5F);
}
this.loadTexture("/gui/items.png");
for (int k = 0; k < itemstack.getItem().getRenderPasses(itemstack.getItemDamage()); ++k)
{
this.random.setSeed(187L);
Icon icon = itemstack.getItem().getIcon(itemstack, k);
f8 = 1.0F;
if (this.renderWithColor)
{
i = Item.itemsList[itemstack.itemID].getColorFromItemStack(itemstack, k);
f5 = (float)(i >> 16 & 255) / 255.0F;
f4 = (float)(i >> 8 & 255) / 255.0F;
f6 = (float)(i & 255) / 255.0F;
GL11.glColor4f(f5 * f8, f4 * f8, f6 * f8, 1.0F);
this.renderDroppedItem(par1EntityItem, icon, b0, par9, f5 * f8, f4 * f8, f6 * f8);
}
else
{
this.renderDroppedItem(par1EntityItem, icon, b0, par9, 1.0F, 1.0F, 1.0F);
}
}
}
else
{
if (renderInFrame)
{
GL11.glScalef(0.5128205F, 0.5128205F, 0.5128205F);
GL11.glTranslatef(0.0F, -0.05F, 0.0F);
}
else
{
GL11.glScalef(0.5F, 0.5F, 0.5F);
}
Icon icon1 = itemstack.getIconIndex();
if (itemstack.getItemSpriteNumber() == 0)
{
this.loadTexture("/terrain.png");
}
else
{
this.loadTexture("/gui/items.png");
}
if (this.renderWithColor)
{
int l = Item.itemsList[itemstack.itemID].getColorFromItemStack(itemstack, 0);
f8 = (float)(l >> 16 & 255) / 255.0F;
float f9 = (float)(l >> 8 & 255) / 255.0F;
f5 = (float)(l & 255) / 255.0F;
f4 = 1.0F;
this.renderDroppedItem(par1EntityItem, icon1, b0, par9, f8 * f4, f9 * f4, f5 * f4);
}
else
{
this.renderDroppedItem(par1EntityItem, icon1, b0, par9, 1.0F, 1.0F, 1.0F);
}
}
}
GL11.glDisable(GL12.GL_RESCALE_NORMAL);
GL11.glPopMatrix();
}
}
/**
* Renders a dropped item
*/
private void renderDroppedItem(EntityItem par1EntityItem, Icon par2Icon, int par3, float par4, float par5, float par6, float par7)
{
Tessellator tessellator = Tessellator.instance;
if (par2Icon == null)
{
par2Icon = this.renderManager.renderEngine.getMissingIcon(par1EntityItem.getEntityItem().getItemSpriteNumber());
}
float f4 = par2Icon.getMinU();
float f5 = par2Icon.getMaxU();
float f6 = par2Icon.getMinV();
float f7 = par2Icon.getMaxV();
float f8 = 1.0F;
float f9 = 0.5F;
float f10 = 0.25F;
float f11;
if (this.renderManager.options.fancyGraphics)
{
GL11.glPushMatrix();
if (renderInFrame)
{
GL11.glRotatef(180.0F, 0.0F, 1.0F, 0.0F);
}
else
{
GL11.glRotatef((((float)par1EntityItem.age + par4) / 20.0F + par1EntityItem.hoverStart) * (180F / (float)Math.PI), 0.0F, 1.0F, 0.0F);
}
float f12 = 0.0625F;
f11 = 0.021875F;
ItemStack itemstack = par1EntityItem.getEntityItem();
int j = itemstack.stackSize;
byte b0 = getMiniItemCount(itemstack);
GL11.glTranslatef(-f9, -f10, -((f12 + f11) * (float)b0 / 2.0F));
for (int k = 0; k < b0; ++k)
{
// Makes items offset when in 3D, like when in 2D, looks much better. Considered a vanilla bug...
if (k > 0 && shouldSpreadItems())
{
float x = (random.nextFloat() * 2.0F - 1.0F) * 0.3F / 0.5F;
float y = (random.nextFloat() * 2.0F - 1.0F) * 0.3F / 0.5F;
float z = (random.nextFloat() * 2.0F - 1.0F) * 0.3F / 0.5F;
GL11.glTranslatef(x, y, f12 + f11);
}
else
{
GL11.glTranslatef(0f, 0f, f12 + f11);
}
if (itemstack.getItemSpriteNumber() == 0)
{
this.loadTexture("/terrain.png");
}
else
{
this.loadTexture("/gui/items.png");
}
GL11.glColor4f(par5, par6, par7, 1.0F);
ItemRenderer.renderItemIn2D(tessellator, f5, f6, f4, f7, par2Icon.getSheetWidth(), par2Icon.getSheetHeight(), f12);
if (itemstack != null && itemstack.hasEffect())
{
GL11.glDepthFunc(GL11.GL_EQUAL);
GL11.glDisable(GL11.GL_LIGHTING);
this.renderManager.renderEngine.bindTexture("%blur%/misc/glint.png");
GL11.glEnable(GL11.GL_BLEND);
GL11.glBlendFunc(GL11.GL_SRC_COLOR, GL11.GL_ONE);
float f13 = 0.76F;
GL11.glColor4f(0.5F * f13, 0.25F * f13, 0.8F * f13, 1.0F);
GL11.glMatrixMode(GL11.GL_TEXTURE);
GL11.glPushMatrix();
float f14 = 0.125F;
GL11.glScalef(f14, f14, f14);
float f15 = (float)(Minecraft.getSystemTime() % 3000L) / 3000.0F * 8.0F;
GL11.glTranslatef(f15, 0.0F, 0.0F);
GL11.glRotatef(-50.0F, 0.0F, 0.0F, 1.0F);
ItemRenderer.renderItemIn2D(tessellator, 0.0F, 0.0F, 1.0F, 1.0F, 255, 255, f12);
GL11.glPopMatrix();
GL11.glPushMatrix();
GL11.glScalef(f14, f14, f14);
f15 = (float)(Minecraft.getSystemTime() % 4873L) / 4873.0F * 8.0F;
GL11.glTranslatef(-f15, 0.0F, 0.0F);
GL11.glRotatef(10.0F, 0.0F, 0.0F, 1.0F);
ItemRenderer.renderItemIn2D(tessellator, 0.0F, 0.0F, 1.0F, 1.0F, 255, 255, f12);
GL11.glPopMatrix();
GL11.glMatrixMode(GL11.GL_MODELVIEW);
GL11.glDisable(GL11.GL_BLEND);
GL11.glEnable(GL11.GL_LIGHTING);
GL11.glDepthFunc(GL11.GL_LEQUAL);
}
}
GL11.glPopMatrix();
}
else
{
for (int l = 0; l < par3; ++l)
{
GL11.glPushMatrix();
if (l > 0)
{
f11 = (this.random.nextFloat() * 2.0F - 1.0F) * 0.3F;
float f16 = (this.random.nextFloat() * 2.0F - 1.0F) * 0.3F;
float f17 = (this.random.nextFloat() * 2.0F - 1.0F) * 0.3F;
GL11.glTranslatef(f11, f16, f17);
}
if (!renderInFrame)
{
GL11.glRotatef(180.0F - this.renderManager.playerViewY, 0.0F, 1.0F, 0.0F);
}
GL11.glColor4f(par5, par6, par7, 1.0F);
tessellator.startDrawingQuads();
tessellator.setNormal(0.0F, 1.0F, 0.0F);
tessellator.addVertexWithUV((double)(0.0F - f9), (double)(0.0F - f10), 0.0D, (double)f4, (double)f7);
tessellator.addVertexWithUV((double)(f8 - f9), (double)(0.0F - f10), 0.0D, (double)f5, (double)f7);
tessellator.addVertexWithUV((double)(f8 - f9), (double)(1.0F - f10), 0.0D, (double)f5, (double)f6);
tessellator.addVertexWithUV((double)(0.0F - f9), (double)(1.0F - f10), 0.0D, (double)f4, (double)f6);
tessellator.draw();
GL11.glPopMatrix();
}
}
}
/**
* Renders the item's icon or block into the UI at the specified position.
*/
public void renderItemIntoGUI(FontRenderer par1FontRenderer, RenderEngine par2RenderEngine, ItemStack par3ItemStack, int par4, int par5)
{
int k = par3ItemStack.itemID;
int l = par3ItemStack.getItemDamage();
Icon icon = par3ItemStack.getIconIndex();
float f;
float f1;
float f2;
Block block = (k < Block.blocksList.length ? Block.blocksList[k] : null);
if (par3ItemStack.getItemSpriteNumber() == 0 && block != null && RenderBlocks.renderItemIn3d(Block.blocksList[k].getRenderType()))
{
par2RenderEngine.bindTexture("/terrain.png");
GL11.glPushMatrix();
GL11.glTranslatef((float)(par4 - 2), (float)(par5 + 3), -3.0F + this.zLevel);
GL11.glScalef(10.0F, 10.0F, 10.0F);
GL11.glTranslatef(1.0F, 0.5F, 1.0F);
GL11.glScalef(1.0F, 1.0F, -1.0F);
GL11.glRotatef(210.0F, 1.0F, 0.0F, 0.0F);
GL11.glRotatef(45.0F, 0.0F, 1.0F, 0.0F);
int i1 = Item.itemsList[k].getColorFromItemStack(par3ItemStack, 0);
f2 = (float)(i1 >> 16 & 255) / 255.0F;
f = (float)(i1 >> 8 & 255) / 255.0F;
f1 = (float)(i1 & 255) / 255.0F;
if (this.renderWithColor)
{
GL11.glColor4f(f2, f, f1, 1.0F);
}
GL11.glRotatef(-90.0F, 0.0F, 1.0F, 0.0F);
this.itemRenderBlocks.useInventoryTint = this.renderWithColor;
this.itemRenderBlocks.renderBlockAsItem(block, l, 1.0F);
this.itemRenderBlocks.useInventoryTint = true;
GL11.glPopMatrix();
}
else
{
int j1;
if (Item.itemsList[k].requiresMultipleRenderPasses())
{
GL11.glDisable(GL11.GL_LIGHTING);
par2RenderEngine.bindTexture(par3ItemStack.getItemSpriteNumber() == 0 ? "/terrain.png" : "/gui/items.png");
for (j1 = 0; j1 < Item.itemsList[k].getRenderPasses(l); ++j1)
{
Icon icon1 = Item.itemsList[k].getIcon(par3ItemStack, j1);
int k1 = Item.itemsList[k].getColorFromItemStack(par3ItemStack, j1);
f = (float)(k1 >> 16 & 255) / 255.0F;
f1 = (float)(k1 >> 8 & 255) / 255.0F;
float f3 = (float)(k1 & 255) / 255.0F;
if (this.renderWithColor)
{
GL11.glColor4f(f, f1, f3, 1.0F);
}
this.renderIcon(par4, par5, icon1, 16, 16);
}
GL11.glEnable(GL11.GL_LIGHTING);
}
else
{
GL11.glDisable(GL11.GL_LIGHTING);
if (par3ItemStack.getItemSpriteNumber() == 0)
{
par2RenderEngine.bindTexture("/terrain.png");
}
else
{
par2RenderEngine.bindTexture("/gui/items.png");
}
if (icon == null)
{
icon = par2RenderEngine.getMissingIcon(par3ItemStack.getItemSpriteNumber());
}
j1 = Item.itemsList[k].getColorFromItemStack(par3ItemStack, 0);
float f4 = (float)(j1 >> 16 & 255) / 255.0F;
f2 = (float)(j1 >> 8 & 255) / 255.0F;
f = (float)(j1 & 255) / 255.0F;
if (this.renderWithColor)
{
GL11.glColor4f(f4, f2, f, 1.0F);
}
this.renderIcon(par4, par5, icon, 16, 16);
GL11.glEnable(GL11.GL_LIGHTING);
}
}
GL11.glEnable(GL11.GL_CULL_FACE);
}
/**
* Render the item's icon or block into the GUI, including the glint effect.
*/
public void renderItemAndEffectIntoGUI(FontRenderer par1FontRenderer, RenderEngine par2RenderEngine, ItemStack par3ItemStack, int par4, int par5)
{
if (par3ItemStack != null)
{
if (!ForgeHooksClient.renderInventoryItem(renderBlocks, par2RenderEngine, par3ItemStack, renderWithColor, zLevel, (float)par4, (float)par5))
{
this.renderItemIntoGUI(par1FontRenderer, par2RenderEngine, par3ItemStack, par4, par5);
}
if (par3ItemStack.hasEffect())
{
GL11.glDepthFunc(GL11.GL_GREATER);
GL11.glDisable(GL11.GL_LIGHTING);
GL11.glDepthMask(false);
par2RenderEngine.bindTexture("%blur%/misc/glint.png");
this.zLevel -= 50.0F;
GL11.glEnable(GL11.GL_BLEND);
GL11.glBlendFunc(GL11.GL_DST_COLOR, GL11.GL_DST_COLOR);
GL11.glColor4f(0.5F, 0.25F, 0.8F, 1.0F);
this.renderGlint(par4 * 431278612 + par5 * 32178161, par4 - 2, par5 - 2, 20, 20);
GL11.glDisable(GL11.GL_BLEND);
GL11.glDepthMask(true);
this.zLevel += 50.0F;
GL11.glEnable(GL11.GL_LIGHTING);
GL11.glDepthFunc(GL11.GL_LEQUAL);
}
}
}
private void renderGlint(int par1, int par2, int par3, int par4, int par5)
{
for (int j1 = 0; j1 < 2; ++j1)
{
if (j1 == 0)
{
GL11.glBlendFunc(GL11.GL_SRC_COLOR, GL11.GL_ONE);
}
if (j1 == 1)
{
GL11.glBlendFunc(GL11.GL_SRC_COLOR, GL11.GL_ONE);
}
float f = 0.00390625F;
float f1 = 0.00390625F;
float f2 = (float)(Minecraft.getSystemTime() % (long)(3000 + j1 * 1873)) / (3000.0F + (float)(j1 * 1873)) * 256.0F;
float f3 = 0.0F;
Tessellator tessellator = Tessellator.instance;
float f4 = 4.0F;
if (j1 == 1)
{
f4 = -1.0F;
}
tessellator.startDrawingQuads();
tessellator.addVertexWithUV((double)(par2 + 0), (double)(par3 + par5), (double)this.zLevel, (double)((f2 + (float)par5 * f4) * f), (double)((f3 + (float)par5) * f1));
tessellator.addVertexWithUV((double)(par2 + par4), (double)(par3 + par5), (double)this.zLevel, (double)((f2 + (float)par4 + (float)par5 * f4) * f), (double)((f3 + (float)par5) * f1));
tessellator.addVertexWithUV((double)(par2 + par4), (double)(par3 + 0), (double)this.zLevel, (double)((f2 + (float)par4) * f), (double)((f3 + 0.0F) * f1));
tessellator.addVertexWithUV((double)(par2 + 0), (double)(par3 + 0), (double)this.zLevel, (double)((f2 + 0.0F) * f), (double)((f3 + 0.0F) * f1));
tessellator.draw();
}
}
/**
* Renders the item's overlay information. Examples being stack count or damage on top of the item's image at the
* specified position.
*/
public void renderItemOverlayIntoGUI(FontRenderer par1FontRenderer, RenderEngine par2RenderEngine, ItemStack par3ItemStack, int par4, int par5)
{
this.renderItemOverlayIntoGUI(par1FontRenderer, par2RenderEngine, par3ItemStack, par4, par5, (String)null);
}
public void renderItemOverlayIntoGUI(FontRenderer par1FontRenderer, RenderEngine par2RenderEngine, ItemStack par3ItemStack, int par4, int par5, String par6Str)
{
if (par3ItemStack != null)
{
if (par3ItemStack.stackSize > 1 || par6Str != null)
{
String s1 = par6Str == null ? String.valueOf(par3ItemStack.stackSize) : par6Str;
GL11.glDisable(GL11.GL_LIGHTING);
GL11.glDisable(GL11.GL_DEPTH_TEST);
par1FontRenderer.drawStringWithShadow(s1, par4 + 19 - 2 - par1FontRenderer.getStringWidth(s1), par5 + 6 + 3, 16777215);
GL11.glEnable(GL11.GL_LIGHTING);
GL11.glEnable(GL11.GL_DEPTH_TEST);
}
if (par3ItemStack.isItemDamaged())
{
int k = (int)Math.round(13.0D - (double)par3ItemStack.getItemDamageForDisplay() * 13.0D / (double)par3ItemStack.getMaxDamage());
int l = (int)Math.round(255.0D - (double)par3ItemStack.getItemDamageForDisplay() * 255.0D / (double)par3ItemStack.getMaxDamage());
GL11.glDisable(GL11.GL_LIGHTING);
GL11.glDisable(GL11.GL_DEPTH_TEST);
GL11.glDisable(GL11.GL_TEXTURE_2D);
Tessellator tessellator = Tessellator.instance;
int i1 = 255 - l << 16 | l << 8;
int j1 = (255 - l) / 4 << 16 | 16128;
this.renderQuad(tessellator, par4 + 2, par5 + 13, 13, 2, 0);
this.renderQuad(tessellator, par4 + 2, par5 + 13, 12, 1, j1);
this.renderQuad(tessellator, par4 + 2, par5 + 13, k, 1, i1);
GL11.glEnable(GL11.GL_TEXTURE_2D);
GL11.glEnable(GL11.GL_LIGHTING);
GL11.glEnable(GL11.GL_DEPTH_TEST);
GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
}
}
}
/**
* Adds a quad to the tesselator at the specified position with the set width and height and color. Args:
* tessellator, x, y, width, height, color
*/
private void renderQuad(Tessellator par1Tessellator, int par2, int par3, int par4, int par5, int par6)
{
par1Tessellator.startDrawingQuads();
par1Tessellator.setColorOpaque_I(par6);
par1Tessellator.addVertex((double)(par2 + 0), (double)(par3 + 0), 0.0D);
par1Tessellator.addVertex((double)(par2 + 0), (double)(par3 + par5), 0.0D);
par1Tessellator.addVertex((double)(par2 + par4), (double)(par3 + par5), 0.0D);
par1Tessellator.addVertex((double)(par2 + par4), (double)(par3 + 0), 0.0D);
par1Tessellator.draw();
}
public void renderIcon(int par1, int par2, Icon par3Icon, int par4, int par5)
{
Tessellator tessellator = Tessellator.instance;
tessellator.startDrawingQuads();
tessellator.addVertexWithUV((double)(par1 + 0), (double)(par2 + par5), (double)this.zLevel, (double)par3Icon.getMinU(), (double)par3Icon.getMaxV());
tessellator.addVertexWithUV((double)(par1 + par4), (double)(par2 + par5), (double)this.zLevel, (double)par3Icon.getMaxU(), (double)par3Icon.getMaxV());
tessellator.addVertexWithUV((double)(par1 + par4), (double)(par2 + 0), (double)this.zLevel, (double)par3Icon.getMaxU(), (double)par3Icon.getMinV());
tessellator.addVertexWithUV((double)(par1 + 0), (double)(par2 + 0), (double)this.zLevel, (double)par3Icon.getMinU(), (double)par3Icon.getMinV());
tessellator.draw();
}
/**
* Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
* handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
* (Render<T extends Entity) and this method has signature public void doRender(T entity, double d, double d1,
* double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
*/
public void doRender(Entity par1Entity, double par2, double par4, double par6, float par8, float par9)
{
this.doRenderItem((EntityItem)par1Entity, par2, par4, par6, par8, par9);
}
/**
* Items should spread out when rendered in 3d?
* @return
*/
public boolean shouldSpreadItems()
{
return true;
}
/**
* Items should have a bob effect
* @return
*/
public boolean shouldBob()
{
return true;
}
public byte getMiniBlockCount(ItemStack stack)
{
byte ret = 1;
if (stack.stackSize > 1 ) ret = 2;
if (stack.stackSize > 5 ) ret = 3;
if (stack.stackSize > 20) ret = 4;
if (stack.stackSize > 40) ret = 5;
return ret;
}
/**
* Allows for a subclass to override how many rendered items appear in a
* "mini item 3d stack"
* @param stack
* @return
*/
public byte getMiniItemCount(ItemStack stack)
{
byte ret = 1;
if (stack.stackSize > 1) ret = 2;
if (stack.stackSize > 15) ret = 3;
if (stack.stackSize > 31) ret = 4;
return ret;
}
}