ForgePatch/src/main/java/net/minecraftforge/client/GuiIngameForge.java

package net.minecraftforge.client;

import static net.minecraftforge.client.event.RenderGameOverlayEvent.ElementType.*;

import java.awt.Color;
import java.util.ArrayList;
import java.util.List;

import net.minecraft.block.material.Material;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.gui.Gui;
import net.minecraft.client.gui.GuiIngame;
import net.minecraft.client.gui.GuiOverlayDebug;
import net.minecraft.client.gui.ScaledResolution;
import net.minecraft.client.network.NetHandlerPlayClient;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.client.renderer.OpenGlHelper;
import net.minecraft.client.renderer.RenderHelper;
import net.minecraft.client.resources.I18n;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.SharedMonsterAttributes;
import net.minecraft.entity.ai.attributes.IAttributeInstance;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.InventoryPlayer;
import net.minecraft.init.Blocks;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.potion.Potion;
import net.minecraft.scoreboard.Score;
import net.minecraft.scoreboard.ScoreObjective;
import net.minecraft.scoreboard.ScorePlayerTeam;
import net.minecraft.scoreboard.Scoreboard;
import net.minecraft.util.EnumChatFormatting;
import net.minecraft.util.FoodStats;
import net.minecraft.util.MathHelper;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.StringUtils;
import net.minecraft.world.EnumSkyBlock;
import net.minecraft.world.chunk.Chunk;
import net.minecraftforge.client.event.RenderGameOverlayEvent;
import net.minecraftforge.client.event.RenderGameOverlayEvent.ElementType;
import net.minecraftforge.common.ForgeHooks;
import net.minecraftforge.common.MinecraftForge;

import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL12;

import com.google.common.base.Strings;

import net.minecraftforge.fml.common.FMLCommonHandler;

public class GuiIngameForge extends GuiIngame
{
    //private static final ResourceLocation VIGNETTE     = new ResourceLocation("textures/misc/vignette.png");
    private static final ResourceLocation WIDGITS      = new ResourceLocation("textures/gui/widgets.png");
    //private static final ResourceLocation PUMPKIN_BLUR = new ResourceLocation("textures/misc/pumpkinblur.png");

    private static final int WHITE = 0xFFFFFF;

    //Flags to toggle the rendering of certain aspects of the HUD, valid conditions
    //must be met for them to render normally. If those conditions are met, but this flag
    //is false, they will not be rendered.
    public static boolean renderHelmet = true;
    public static boolean renderPortal = true;
    public static boolean renderHotbar = true;
    public static boolean renderCrosshairs = true;
    public static boolean renderBossHealth = true;
    public static boolean renderHealth = true;
    public static boolean renderArmor = true;
    public static boolean renderFood = true;
    public static boolean renderHealthMount = true;
    public static boolean renderAir = true;
    public static boolean renderExperiance = true;
    public static boolean renderJumpBar = true;
    public static boolean renderObjective = true;

    public static int left_height = 39;
    public static int right_height = 39;

    private ScaledResolution res = null;
    private FontRenderer fontrenderer = null;
    private RenderGameOverlayEvent eventParent;
    private static final String MC_VERSION = MinecraftForge.MC_VERSION;
    private GuiOverlayDebugForge debugOverlay;

    public GuiIngameForge(Minecraft mc)
    {
        super(mc);
        debugOverlay = new GuiOverlayDebugForge(mc);
    }

    @Override
    public void renderGameOverlay(float partialTicks)
    {
        res = new ScaledResolution(mc);
        eventParent = new RenderGameOverlayEvent(partialTicks, res);
        int width = res.getScaledWidth();
        int height = res.getScaledHeight();
        renderHealthMount = mc.thePlayer.ridingEntity instanceof EntityLivingBase;
        renderFood = mc.thePlayer.ridingEntity == null;
        renderJumpBar = mc.thePlayer.isRidingHorse();

        right_height = 39;
        left_height = 39;

        if (pre(ALL)) return;

        fontrenderer = mc.fontRendererObj;
        mc.entityRenderer.setupOverlayRendering();
        GlStateManager.enableBlend();

        if (Minecraft.isFancyGraphicsEnabled())
        {
            func_180480_a(mc.thePlayer.getBrightness(partialTicks), res);
        }
        else
        {
            GlStateManager.tryBlendFuncSeparate(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA, 1, 0);
        }

        if (renderHelmet) renderHelmet(res, partialTicks);

        if (renderPortal && !mc.thePlayer.isPotionActive(Potion.confusion))
        {
            renderPortal(res, partialTicks);
        }

        if (renderHotbar) renderTooltip(res, partialTicks);

        GlStateManager.color(1.0F, 1.0F, 1.0F, 1.0F);
        zLevel = -90.0F;
        rand.setSeed((long)(updateCounter * 312871));

        if (renderCrosshairs) renderCrosshairs(width, height);
        if (renderBossHealth) renderBossHealth();

        if (this.mc.playerController.shouldDrawHUD() && this.mc.getRenderViewEntity() instanceof EntityPlayer)
        {
            if (renderHealth) renderHealth(width, height);
            if (renderArmor)  renderArmor(width, height);
            if (renderFood)   renderFood(width, height);
            if (renderHealthMount) renderHealthMount(width, height);
            if (renderAir)    renderAir(width, height);
        }
        renderSleepFade(width, height);

        if (renderJumpBar)
        {
            renderJumpBar(width, height);
        }
        else if (renderExperiance)
        {
            renderExperience(width, height);
        }

        renderToolHightlight(res);
        renderHUDText(width, height);
        renderRecordOverlay(width, height, partialTicks);
        renderTitle(width, height, partialTicks);


        Scoreboard scoreboard = this.mc.theWorld.getScoreboard();
        ScoreObjective objective = null;
        ScorePlayerTeam scoreplayerteam = scoreboard.getPlayersTeam(mc.thePlayer.getName());
        if (scoreplayerteam != null)
        {
            int slot = scoreplayerteam.func_178775_l().getColorIndex();
            if (slot >= 0) objective = scoreboard.getObjectiveInDisplaySlot(3 + slot);
        }
        ScoreObjective scoreobjective1 = objective != null ? objective : scoreboard.getObjectiveInDisplaySlot(1);
        if (renderObjective && scoreobjective1 != null)
        {
            this.func_180475_a(scoreobjective1, res);
        }

        GlStateManager.enableBlend();
        GlStateManager.tryBlendFuncSeparate(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA, 1, 0);
        GlStateManager.disableAlpha();

        renderChat(width, height);

        renderPlayerList(width, height);

        GlStateManager.color(1.0F, 1.0F, 1.0F, 1.0F);
        GlStateManager.disableLighting();
        GlStateManager.enableAlpha();

        post(ALL);
    }

    public ScaledResolution getResolution()
    {
        return res;
    }

    protected void renderCrosshairs(int width, int height)
    {
        if (pre(CROSSHAIRS)) return;
        if (this.showCrosshair())
        {
            bind(Gui.icons);
            GlStateManager.enableBlend();
            GlStateManager.tryBlendFuncSeparate(GL11.GL_ONE_MINUS_DST_COLOR, GL11.GL_ONE_MINUS_SRC_COLOR, 1, 0);
            GlStateManager.enableAlpha();
            drawTexturedModalRect(width / 2 - 7, height / 2 - 7, 0, 0, 16, 16);
            GlStateManager.tryBlendFuncSeparate(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA, 1, 0);
            GlStateManager.disableBlend();
        }
        post(CROSSHAIRS);
    }

    @Override
    protected void renderBossHealth()
    {
        if (pre(BOSSHEALTH)) return;
        GlStateManager.tryBlendFuncSeparate(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA, 1, 0);
        mc.mcProfiler.startSection("bossHealth");
        GlStateManager.enableBlend();
        super.renderBossHealth();
        GlStateManager.disableBlend();
        mc.mcProfiler.endSection();
        post(BOSSHEALTH);
    }

    private void renderHelmet(ScaledResolution res, float partialTicks)
    {
        if (pre(HELMET)) return;

        ItemStack itemstack = this.mc.thePlayer.inventory.armorItemInSlot(3);

        if (this.mc.gameSettings.thirdPersonView == 0 && itemstack != null && itemstack.getItem() != null)
        {
            if (itemstack.getItem() == Item.getItemFromBlock(Blocks.pumpkin))
            {
                func_180476_e(res);
            }
            else
            {
                itemstack.getItem().renderHelmetOverlay(itemstack, mc.thePlayer, res, partialTicks);
            }
        }

        post(HELMET);
    }

    protected void renderArmor(int width, int height)
    {
        if (pre(ARMOR)) return;
        mc.mcProfiler.startSection("armor");

        GlStateManager.enableBlend();
        int left = width / 2 - 91;
        int top = height - left_height;

        int level = ForgeHooks.getTotalArmorValue(mc.thePlayer);
        for (int i = 1; level > 0 && i < 20; i += 2)
        {
            if (i < level)
            {
                drawTexturedModalRect(left, top, 34, 9, 9, 9);
            }
            else if (i == level)
            {
                drawTexturedModalRect(left, top, 25, 9, 9, 9);
            }
            else if (i > level)
            {
                drawTexturedModalRect(left, top, 16, 9, 9, 9);
            }
            left += 8;
        }
        left_height += 10;

        GlStateManager.disableBlend();
        mc.mcProfiler.endSection();
        post(ARMOR);
    }

    protected void renderPortal(ScaledResolution res, float partialTicks)
    {
        if (pre(PORTAL)) return;

        float f1 = mc.thePlayer.prevTimeInPortal + (mc.thePlayer.timeInPortal - mc.thePlayer.prevTimeInPortal) * partialTicks;

        if (f1 > 0.0F)
        {
            func_180474_b(f1, res);
        }

        post(PORTAL);
    }

    @Override
    protected void renderTooltip(ScaledResolution res, float partialTicks)
    {
        if (pre(HOTBAR)) return;

        if (mc.playerController.isSpectator())
        {
            this.spectatorGui.renderTooltip(res, partialTicks);
        }
        else
        {
            super.renderTooltip(res, partialTicks);
        }

        post(HOTBAR);
    }

    protected void renderAir(int width, int height)
    {
        if (pre(AIR)) return;
        mc.mcProfiler.startSection("air");
        EntityPlayer player = (EntityPlayer)this.mc.getRenderViewEntity();
        GlStateManager.enableBlend();
        int left = width / 2 + 91;
        int top = height - right_height;

        if (player.isInsideOfMaterial(Material.water))
        {
            int air = player.getAir();
            int full = MathHelper.ceiling_double_int((double)(air - 2) * 10.0D / 300.0D);
            int partial = MathHelper.ceiling_double_int((double)air * 10.0D / 300.0D) - full;

            for (int i = 0; i < full + partial; ++i)
            {
                drawTexturedModalRect(left - i * 8 - 9, top, (i < full ? 16 : 25), 18, 9, 9);
            }
            right_height += 10;
        }

        GlStateManager.disableBlend();
        mc.mcProfiler.endSection();
        post(AIR);
    }

    public void renderHealth(int width, int height)
    {
        bind(icons);
        if (pre(HEALTH)) return;
        mc.mcProfiler.startSection("health");
        GlStateManager.enableBlend();

        EntityPlayer player = (EntityPlayer)this.mc.getRenderViewEntity();
        int health = MathHelper.ceiling_float_int(player.getHealth());
        boolean highlight = field_175191_F > (long)updateCounter && (field_175191_F - (long)updateCounter) / 3L %2L == 1L;

        if (health < this.field_175194_C && player.hurtResistantTime > 0)
        {
            this.lastSystemTime = Minecraft.getSystemTime();
            this.field_175191_F = (long)(this.updateCounter + 20);
        }
        else if (health > this.field_175194_C && player.hurtResistantTime > 0)
        {
            this.lastSystemTime = Minecraft.getSystemTime();
            this.field_175191_F = (long)(this.updateCounter + 10);
        }

        if (Minecraft.getSystemTime() - this.lastSystemTime > 1000L)
        {
            this.field_175194_C = health;
            this.field_175189_D = health;
            this.lastSystemTime = Minecraft.getSystemTime();
        }

        this.field_175194_C = health;
        int healthLast = this.field_175189_D;

        IAttributeInstance attrMaxHealth = player.getEntityAttribute(SharedMonsterAttributes.maxHealth);
        float healthMax = (float)attrMaxHealth.getAttributeValue();
        float absorb = player.getAbsorptionAmount();

        int healthRows = MathHelper.ceiling_float_int((healthMax + absorb) / 2.0F / 10.0F);
        int rowHeight = Math.max(10 - (healthRows - 2), 3);

        this.rand.setSeed((long)(updateCounter * 312871));

        int left = width / 2 - 91;
        int top = height - left_height;
        left_height += (healthRows * rowHeight);
        if (rowHeight != 10) left_height += 10 - rowHeight;

        int regen = -1;
        if (player.isPotionActive(Potion.regeneration))
        {
            regen = updateCounter % 25;
        }

        final int TOP =  9 * (mc.theWorld.getWorldInfo().isHardcoreModeEnabled() ? 5 : 0);
        final int BACKGROUND = (highlight ? 25 : 16);
        int MARGIN = 16;
        if (player.isPotionActive(Potion.poison))      MARGIN += 36;
        else if (player.isPotionActive(Potion.wither)) MARGIN += 72;
        float absorbRemaining = absorb;

        for (int i = MathHelper.ceiling_float_int((healthMax + absorb) / 2.0F) - 1; i >= 0; --i)
        {
            //int b0 = (highlight ? 1 : 0);
            int row = MathHelper.ceiling_float_int((float)(i + 1) / 10.0F) - 1;
            int x = left + i % 10 * 8;
            int y = top - row * rowHeight;

            if (health <= 4) y += rand.nextInt(2);
            if (i == regen) y -= 2;

            drawTexturedModalRect(x, y, BACKGROUND, TOP, 9, 9);

            if (highlight)
            {
                if (i * 2 + 1 < healthLast)
                    drawTexturedModalRect(x, y, MARGIN + 54, TOP, 9, 9); //6
                else if (i * 2 + 1 == healthLast)
                    drawTexturedModalRect(x, y, MARGIN + 63, TOP, 9, 9); //7
            }

            if (absorbRemaining > 0.0F)
            {
                if (absorbRemaining == absorb && absorb % 2.0F == 1.0F)
                    drawTexturedModalRect(x, y, MARGIN + 153, TOP, 9, 9); //17
                else
                    drawTexturedModalRect(x, y, MARGIN + 144, TOP, 9, 9); //16
                absorbRemaining -= 2.0F;
            }
            else
            {
                if (i * 2 + 1 < health)
                    drawTexturedModalRect(x, y, MARGIN + 36, TOP, 9, 9); //4
                else if (i * 2 + 1 == health)
                    drawTexturedModalRect(x, y, MARGIN + 45, TOP, 9, 9); //5
            }
        }

        GlStateManager.disableBlend();
        mc.mcProfiler.endSection();
        post(HEALTH);
    }

    public void renderFood(int width, int height)
    {
        if (pre(FOOD)) return;
        mc.mcProfiler.startSection("food");

        EntityPlayer player = (EntityPlayer)this.mc.getRenderViewEntity();
        GlStateManager.enableBlend();
        int left = width / 2 + 91;
        int top = height - right_height;
        right_height += 10;
        boolean unused = false;// Unused flag in vanilla, seems to be part of a 'fade out' mechanic

        FoodStats stats = mc.thePlayer.getFoodStats();
        int level = stats.getFoodLevel();
        int levelLast = stats.getPrevFoodLevel();

        for (int i = 0; i < 10; ++i)
        {
            int idx = i * 2 + 1;
            int x = left - i * 8 - 9;
            int y = top;
            int icon = 16;
            byte backgound = 0;

            if (mc.thePlayer.isPotionActive(Potion.hunger))
            {
                icon += 36;
                backgound = 13;
            }
            if (unused) backgound = 1; //Probably should be a += 1 but vanilla never uses this

            if (player.getFoodStats().getSaturationLevel() <= 0.0F && updateCounter % (level * 3 + 1) == 0)
            {
                y = top + (rand.nextInt(3) - 1);
            }

            drawTexturedModalRect(x, y, 16 + backgound * 9, 27, 9, 9);

            if (unused)
            {
                if (idx < levelLast)
                    drawTexturedModalRect(x, y, icon + 54, 27, 9, 9);
                else if (idx == levelLast)
                    drawTexturedModalRect(x, y, icon + 63, 27, 9, 9);
            }

            if (idx < level)
                drawTexturedModalRect(x, y, icon + 36, 27, 9, 9);
            else if (idx == level)
                drawTexturedModalRect(x, y, icon + 45, 27, 9, 9);
        }
        GlStateManager.disableBlend();
        mc.mcProfiler.endSection();
        post(FOOD);
    }

    protected void renderSleepFade(int width, int height)
    {
        if (mc.thePlayer.getSleepTimer() > 0)
        {
            mc.mcProfiler.startSection("sleep");
            GlStateManager.disableDepth();
            GlStateManager.disableAlpha();
            int sleepTime = mc.thePlayer.getSleepTimer();
            float opacity = (float)sleepTime / 100.0F;

            if (opacity > 1.0F)
            {
                opacity = 1.0F - (float)(sleepTime - 100) / 10.0F;
            }

            int color = (int)(220.0F * opacity) << 24 | 1052704;
            drawRect(0, 0, width, height, color);
            GlStateManager.enableAlpha();
            GlStateManager.enableDepth();
            mc.mcProfiler.endSection();
        }
    }

    protected void renderExperience(int width, int height)
    {
        bind(icons);
        if (pre(EXPERIENCE)) return;
        GlStateManager.color(1.0F, 1.0F, 1.0F, 1.0F);
        GlStateManager.disableBlend();

        if (mc.playerController.gameIsSurvivalOrAdventure())
        {
            mc.mcProfiler.startSection("expBar");
            int cap = this.mc.thePlayer.xpBarCap();
            int left = width / 2 - 91;

            if (cap > 0)
            {
                short barWidth = 182;
                int filled = (int)(mc.thePlayer.experience * (float)(barWidth + 1));
                int top = height - 32 + 3;
                drawTexturedModalRect(left, top, 0, 64, barWidth, 5);

                if (filled > 0)
                {
                    drawTexturedModalRect(left, top, 0, 69, filled, 5);
                }
            }

            this.mc.mcProfiler.endSection();


            if (mc.playerController.gameIsSurvivalOrAdventure() && mc.thePlayer.experienceLevel > 0)
            {
                mc.mcProfiler.startSection("expLevel");
                boolean flag1 = false;
                int color = flag1 ? 16777215 : 8453920;
                String text = "" + mc.thePlayer.experienceLevel;
                int x = (width - fontrenderer.getStringWidth(text)) / 2;
                int y = height - 31 - 4;
                fontrenderer.drawString(text, x + 1, y, 0);
                fontrenderer.drawString(text, x - 1, y, 0);
                fontrenderer.drawString(text, x, y + 1, 0);
                fontrenderer.drawString(text, x, y - 1, 0);
                fontrenderer.drawString(text, x, y, color);
                mc.mcProfiler.endSection();
            }
        }
        GlStateManager.enableBlend();
        GlStateManager.color(1.0F, 1.0F, 1.0F, 1.0F);

        post(EXPERIENCE);
    }

    protected void renderJumpBar(int width, int height)
    {
        bind(icons);
        if (pre(JUMPBAR)) return;
        GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
        GlStateManager.disableBlend();

        mc.mcProfiler.startSection("jumpBar");
        float charge = mc.thePlayer.getHorseJumpPower();
        final int barWidth = 182;
        int x = (width / 2) - (barWidth / 2);
        int filled = (int)(charge * (float)(barWidth + 1));
        int top = height - 32 + 3;

        drawTexturedModalRect(x, top, 0, 84, barWidth, 5);

        if (filled > 0)
        {
            this.drawTexturedModalRect(x, top, 0, 89, filled, 5);
        }

        GlStateManager.enableBlend();
        mc.mcProfiler.endSection();
        GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);

        post(JUMPBAR);
    }

    protected void renderToolHightlight(ScaledResolution res)
    {
        if (this.mc.gameSettings.heldItemTooltips && !this.mc.playerController.isSpectator())
        {
            mc.mcProfiler.startSection("toolHighlight");

            if (this.remainingHighlightTicks > 0 && this.highlightingItemStack != null)
            {
                String name = this.highlightingItemStack.getDisplayName();
                if (this.highlightingItemStack.hasDisplayName())
                    name = EnumChatFormatting.ITALIC + name;

                int opacity = (int)((float)this.remainingHighlightTicks * 256.0F / 10.0F);
                if (opacity > 255) opacity = 255;

                if (opacity > 0)
                {
                    int y = res.getScaledHeight() - 59;
                    if (!mc.playerController.shouldDrawHUD()) y += 14;

                    GlStateManager.pushMatrix();
                    GlStateManager.enableBlend();
                    GlStateManager.tryBlendFuncSeparate(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA, 1, 0);
                    FontRenderer font = highlightingItemStack.getItem().getFontRenderer(highlightingItemStack);
                    if (font != null)
                    {
                        int x = (res.getScaledWidth() - font.getStringWidth(name)) / 2;
                        font.drawStringWithShadow(name, x, y, WHITE | (opacity << 24));
                    }
                    else
                    {
                        int x = (res.getScaledWidth() - fontrenderer.getStringWidth(name)) / 2;
                        fontrenderer.drawStringWithShadow(name, x, y, WHITE | (opacity << 24));
                    }
                    GlStateManager.disableBlend();
                    GlStateManager.popMatrix();
                }
            }

            mc.mcProfiler.endSection();
        }
        else if (this.mc.thePlayer.isSpectator())
        {
            this.spectatorGui.func_175263_a(res);
        }
    }

    protected void renderHUDText(int width, int height)
    {
        mc.mcProfiler.startSection("forgeHudText");
        OpenGlHelper.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA, 1, 0);
        ArrayList<String> listL = new ArrayList<String>();
        ArrayList<String> listR = new ArrayList<String>();

        if (mc.isDemo())
        {
            long time = mc.theWorld.getTotalWorldTime();
            if (time >= 120500L)
            {
                listR.add(I18n.format("demo.demoExpired"));
            }
            else
            {
                listR.add(I18n.format("demo.remainingTime", StringUtils.ticksToElapsedTime((int)(120500L - time))));
            }
        }

        if (this.mc.gameSettings.showDebugInfo && !pre(DEBUG))
        {
            listL.addAll(debugOverlay.getLeft());
            listR.addAll(debugOverlay.getRight());
            post(DEBUG);
        }

        RenderGameOverlayEvent.Text event = new RenderGameOverlayEvent.Text(eventParent, listL, listR);
        if (!MinecraftForge.EVENT_BUS.post(event))
        {
            int top = 2;
            for (String msg : listL)
            {
                if (msg == null) continue;
                drawRect(1, top - 1, 2 + fontrenderer.getStringWidth(msg) + 1, top + fontrenderer.FONT_HEIGHT - 1, -1873784752);
                fontrenderer.drawString(msg, 2, top, 14737632);
                top += fontrenderer.FONT_HEIGHT;
            }

            top = 2;
            for (String msg : listR)
            {
                if (msg == null) continue;
                int w = fontrenderer.getStringWidth(msg);
                int left = width - 2 - w;
                drawRect(left - 1, top - 1, left + w + 1, top + fontrenderer.FONT_HEIGHT - 1, -1873784752);
                fontrenderer.drawString(msg, left, top, 14737632);
                top += fontrenderer.FONT_HEIGHT;
            }
        }

        mc.mcProfiler.endSection();
        post(TEXT);
    }

    protected void renderRecordOverlay(int width, int height, float partialTicks)
    {
        if (recordPlayingUpFor > 0)
        {
            mc.mcProfiler.startSection("overlayMessage");
            float hue = (float)recordPlayingUpFor - partialTicks;
            int opacity = (int)(hue * 256.0F / 20.0F);
            if (opacity > 255) opacity = 255;

            if (opacity > 0)
            {
                GlStateManager.pushMatrix();
                GlStateManager.translate((float)(width / 2), (float)(height - 68), 0.0F);
                GlStateManager.enableBlend();
                GlStateManager.tryBlendFuncSeparate(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA, 1, 0);
                int color = (recordIsPlaying ? Color.HSBtoRGB(hue / 50.0F, 0.7F, 0.6F) & WHITE : WHITE);
                fontrenderer.drawString(recordPlaying, -fontrenderer.getStringWidth(recordPlaying) / 2, -4, color | (opacity << 24));
                GlStateManager.disableBlend();
                GlStateManager.popMatrix();
            }

            mc.mcProfiler.endSection();
        }
    }

    protected void renderTitle(int width, int height, float partialTicks)
    {
        if (field_175195_w > 0)
        {
            mc.mcProfiler.startSection("titleAndSubtitle");
            float age = (float)this.field_175195_w - partialTicks;
            int opacity = 255;

            if (field_175195_w > field_175193_B + field_175192_A)
            {
                float f3 = (float)(field_175199_z + field_175192_A + field_175193_B) - age;
                opacity = (int)(f3 * 255.0F / (float)field_175199_z);
            }
            if (field_175195_w <= field_175193_B) opacity = (int)(age * 255.0F / (float)this.field_175193_B);

            opacity = MathHelper.clamp_int(opacity, 0, 255);

            if (opacity > 8)
            {
                GlStateManager.pushMatrix();
                GlStateManager.translate((float)(width / 2), (float)(height / 2), 0.0F);
                GlStateManager.enableBlend();
                GlStateManager.tryBlendFuncSeparate(770, 771, 1, 0);
                GlStateManager.pushMatrix();
                GlStateManager.scale(4.0F, 4.0F, 4.0F);
                int l = opacity << 24 & -16777216;
                this.func_175179_f().drawString(this.field_175201_x, (float)(-this.func_175179_f().getStringWidth(this.field_175201_x) / 2), -10.0F, 16777215 | l, true);
                GlStateManager.popMatrix();
                GlStateManager.pushMatrix();
                GlStateManager.scale(2.0F, 2.0F, 2.0F);
                this.func_175179_f().drawString(this.field_175200_y, (float)(-this.func_175179_f().getStringWidth(this.field_175200_y) / 2), 5.0F, 16777215 | l, true);
                GlStateManager.popMatrix();
                GlStateManager.disableBlend();
                GlStateManager.popMatrix();
            }

            this.mc.mcProfiler.endSection();
        }
    }

    protected void renderChat(int width, int height)
    {
        mc.mcProfiler.startSection("chat");

        RenderGameOverlayEvent.Chat event = new RenderGameOverlayEvent.Chat(eventParent, 0, height - 48);
        if (MinecraftForge.EVENT_BUS.post(event)) return;

        GlStateManager.pushMatrix();
        GlStateManager.translate((float)event.posX, (float)event.posY, 0.0F);
        persistantChatGUI.drawChat(updateCounter);
        GlStateManager.popMatrix();

        post(CHAT);

        mc.mcProfiler.endSection();
    }

    protected void renderPlayerList(int width, int height)
    {
        ScoreObjective scoreobjective = this.mc.theWorld.getScoreboard().getObjectiveInDisplaySlot(0);
        NetHandlerPlayClient handler = mc.thePlayer.sendQueue;

        if (mc.gameSettings.keyBindPlayerList.isKeyDown() && (!mc.isIntegratedServerRunning() || handler.func_175106_d().size() > 1 || scoreobjective != null))
        {
            this.overlayPlayerList.func_175246_a(true);
            if (pre(PLAYER_LIST)) return;
            this.overlayPlayerList.func_175249_a(width, this.mc.theWorld.getScoreboard(), scoreobjective);
            post(PLAYER_LIST);
        }
        else
        {
            this.overlayPlayerList.func_175246_a(false);
        }
    }

    protected void renderHealthMount(int width, int height)
    {
        EntityPlayer player = (EntityPlayer)mc.getRenderViewEntity();
        Entity tmp = player.ridingEntity;
        if (!(tmp instanceof EntityLivingBase)) return;

        bind(icons);

        if (pre(HEALTHMOUNT)) return;

        boolean unused = false;
        int left_align = width / 2 + 91;

        mc.mcProfiler.endStartSection("mountHealth");
        GlStateManager.enableBlend();
        EntityLivingBase mount = (EntityLivingBase)tmp;
        int health = (int)Math.ceil((double)mount.getHealth());
        float healthMax = mount.getMaxHealth();
        int hearts = (int)(healthMax + 0.5F) / 2;

        if (hearts > 30) hearts = 30;

        final int MARGIN = 52;
        final int BACKGROUND = MARGIN + (unused ? 1 : 0);
        final int HALF = MARGIN + 45;
        final int FULL = MARGIN + 36;

        for (int heart = 0; hearts > 0; heart += 20)
        {
            int top = height - right_height;

            int rowCount = Math.min(hearts, 10);
            hearts -= rowCount;

            for (int i = 0; i < rowCount; ++i)
            {
                int x = left_align - i * 8 - 9;
                drawTexturedModalRect(x, top, BACKGROUND, 9, 9, 9);

                if (i * 2 + 1 + heart < health)
                    drawTexturedModalRect(x, top, FULL, 9, 9, 9);
                else if (i * 2 + 1 + heart == health)
                    drawTexturedModalRect(x, top, HALF, 9, 9, 9);
            }

            right_height += 10;
        }
        GlStateManager.disableBlend();
        post(HEALTHMOUNT);
    }

    //Helper macros
    private boolean pre(ElementType type)
    {
        return MinecraftForge.EVENT_BUS.post(new RenderGameOverlayEvent.Pre(eventParent, type));
    }
    private void post(ElementType type)
    {
        MinecraftForge.EVENT_BUS.post(new RenderGameOverlayEvent.Post(eventParent, type));
    }
    private void bind(ResourceLocation res)
    {
        mc.getTextureManager().bindTexture(res);
    }

    private class GuiOverlayDebugForge extends GuiOverlayDebug
    {
        private GuiOverlayDebugForge(Minecraft mc){ super(mc); }
        @Override protected void renderDebugInfoLeft(){}
        @Override protected void renderDebugInfoRight(ScaledResolution res){}
        private List<String> getLeft(){ return this.call(); }
        private List<String> getRight(){ return this.getDebugInfoRight(); }
    }
}