EventHandlerClient.java

package micdoodle8.mods.galacticraft.core.client;

import micdoodle8.mods.galacticraft.api.entity.ICameraZoomEntity;
import micdoodle8.mods.galacticraft.api.event.client.CelestialBodyRenderEvent;
import micdoodle8.mods.galacticraft.core.GalacticraftCore;
import micdoodle8.mods.galacticraft.core.client.gui.screen.GuiCelestialSelection;
import micdoodle8.mods.galacticraft.core.network.PacketSimple;
import micdoodle8.mods.galacticraft.core.proxy.ClientProxyCore;
import micdoodle8.mods.galacticraft.core.util.GCCoreUtil;
import net.minecraft.client.Minecraft;
import net.minecraft.client.entity.EntityPlayerSP;
import net.minecraft.entity.Entity;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraftforge.client.event.RenderPlayerEvent;
import net.minecraftforge.fml.client.FMLClientHandler;
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;

import org.lwjgl.opengl.GL11;

public class EventHandlerClient
{
    public static Minecraft mc = FMLClientHandler.instance().getClient();
    public static boolean sneakRenderOverride;

    @SubscribeEvent
    public void onRenderPlayerPre(RenderPlayerEvent.Pre event)
    {
        GL11.glPushMatrix();

        final EntityPlayer player = event.entityPlayer;

        if (player.ridingEntity instanceof ICameraZoomEntity && player == Minecraft.getMinecraft().thePlayer
                && Minecraft.getMinecraft().gameSettings.thirdPersonView == 0)
        {
            Entity entity = player.ridingEntity;
            float rotateOffset = ((ICameraZoomEntity)entity).getRotateOffset();
            if (rotateOffset > -10F)
            {
                rotateOffset += ClientProxyCore.PLAYER_Y_OFFSET;
                GL11.glTranslatef(0, -rotateOffset, 0);
                float anglePitch = entity.prevRotationPitch + (entity.rotationPitch - entity.prevRotationPitch) * event.partialRenderTick;
                float angleYaw = entity.prevRotationYaw + (entity.rotationYaw - entity.prevRotationYaw) * event.partialRenderTick;
                GL11.glRotatef(-angleYaw, 0.0F, 1.0F, 0.0F);
                GL11.glRotatef(anglePitch, 0.0F, 0.0F, 1.0F);
                GL11.glTranslatef(0, rotateOffset, 0);
            }
        }

        if (player instanceof EntityPlayerSP)
        {
            sneakRenderOverride = true;
        }

        //Gravity - freefall - jetpack changes in player model orientation can go here
    }

    @SubscribeEvent
    public void onRenderPlayerPost(RenderPlayerEvent.Post event)
    {
        GL11.glPopMatrix();

        final EntityPlayer player = event.entityPlayer;
        if (player instanceof EntityPlayerSP)
            sneakRenderOverride = false;
    }

    @SubscribeEvent
    public void onRenderPlanetPre(CelestialBodyRenderEvent.Pre event)
    {
        if (event.celestialBody == GalacticraftCore.planetOverworld)
        {
            if (!ClientProxyCore.overworldTextureRequestSent)
            {
                GalacticraftCore.packetPipeline.sendToServer(new PacketSimple(PacketSimple.EnumSimplePacket.S_REQUEST_OVERWORLD_IMAGE, GCCoreUtil.getDimensionID(mc.theWorld), new Object[] {}));
                ClientProxyCore.overworldTextureRequestSent = true;
            }

            if (ClientProxyCore.overworldTexturesValid)
            {
                event.celestialBodyTexture = null;
                GL11.glBindTexture(GL11.GL_TEXTURE_2D, ClientProxyCore.overworldTextureClient.getGlTextureId());
            }
        }
    }

    @SubscribeEvent
    public void onRenderPlanetPost(CelestialBodyRenderEvent.Post event)
    {
        if (this.mc.currentScreen instanceof GuiCelestialSelection)
        {
            if (event.celestialBody == GalacticraftCore.planetSaturn)
            {
                this.mc.renderEngine.bindTexture(ClientProxyCore.saturnRingTexture);
                float size = GuiCelestialSelection.getWidthForCelestialBodyStatic(event.celestialBody) / 6.0F;
                ((GuiCelestialSelection) this.mc.currentScreen).drawTexturedModalRect(-7.5F * size, -1.75F * size, 15.0F * size, 3.5F * size, 0, 0, 30, 7, false, false, 30, 7);
            }
            else if (event.celestialBody == GalacticraftCore.planetUranus)
            {
                this.mc.renderEngine.bindTexture(ClientProxyCore.uranusRingTexture);
                float size = GuiCelestialSelection.getWidthForCelestialBodyStatic(event.celestialBody) / 6.0F;
                ((GuiCelestialSelection) this.mc.currentScreen).drawTexturedModalRect(-1.75F * size, -7.0F * size, 3.5F * size, 14.0F * size, 0, 0, 28, 7, false, false, 28, 7);
            }
        }
    }
}