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Finished the behaviour of the experience book.

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This commit is contained in:
WayofTime 2016-04-03 08:54:15 -04:00
parent dbedcf0745
commit fe5a544e9d
2 changed files with 60 additions and 3 deletions
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60
src/main/java/WayofTime/bloodmagic/item/ItemExperienceBook.java
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@ -4,6 +4,7 @@ import java.util.ArrayList;
import java.util.List;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.SoundEvents;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
@ -39,7 +40,11 @@ public class ItemExperienceBook extends Item implements IVariantProvider
{
tooltip.add(TextHelper.localizeEffect("tooltip.BloodMagic.experienceTome"));
tooltip.add(TextHelper.localizeEffect("tooltip.BloodMagic.experienceTome.exp", (int) getStoredExperience(stack)));
double storedExp = getStoredExperience(stack);
tooltip.add(TextHelper.localizeEffect("tooltip.BloodMagic.experienceTome.exp", (int) storedExp));
tooltip.add(TextHelper.localizeEffect("tooltip.BloodMagic.experienceTome.expLevel", (int) getLevelForExperience(storedExp)));
}
@Override
@ -49,7 +54,8 @@ public class ItemExperienceBook extends Item implements IVariantProvider
{
if (player.isSneaking())
absorbOneLevelExpFromPlayer(stack, player);
else
giveOneLevelExpToPlayer(stack, player);
}
return new ActionResult<ItemStack>(EnumActionResult.SUCCESS, stack);
@ -63,6 +69,35 @@ public class ItemExperienceBook extends Item implements IVariantProvider
return ret;
}
public void giveOneLevelExpToPlayer(ItemStack stack, EntityPlayer player)
{
float progress = player.experience;
int expToNext = getExperienceForNextLevel(player.experienceLevel);
float neededExp = (1 - progress) * expToNext;
float containedExp = (float) getStoredExperience(stack);
if (containedExp >= neededExp)
{
setStoredExperience(stack, containedExp - neededExp);
player.experience = 0;
player.experienceTotal = Math.round(player.experienceTotal + neededExp);
player.experienceLevel++;
if (player.experienceLevel % 5 == 0)
{
float f = player.experienceLevel > 30 ? 1.0F : (float) player.experienceLevel / 30.0F;
player.worldObj.playSound((EntityPlayer) null, player.posX, player.posY, player.posZ, SoundEvents.entity_player_levelup, player.getSoundCategory(), f * 0.75F, 1.0F);
}
} else
{
setStoredExperience(stack, 0);
progress += containedExp / expToNext;
player.experience = progress;
player.experienceTotal = Math.round(player.experienceTotal + containedExp);
}
}
public void absorbOneLevelExpFromPlayer(ItemStack stack, EntityPlayer player)
{
float progress = player.experience;
@ -76,7 +111,7 @@ public class ItemExperienceBook extends Item implements IVariantProvider
} else if (player.experienceLevel > 0)
{
player.experienceLevel--;
int expDeduction = getExperienceForNextLevel(player.experienceLevel - 1);
int expDeduction = getExperienceForNextLevel(player.experienceLevel);
player.experienceTotal -= expDeduction;
addExperience(stack, expDeduction);
@ -124,4 +159,23 @@ public class ItemExperienceBook extends Item implements IVariantProvider
{
return progress * getExperienceForNextLevel(currentLevel);
}
public static int getLevelForExperience(double exp)
{
if (exp <= 352)
{
return (int) Math.floor(solveParabola(1, 6, -exp));
} else if (exp <= 1507)
{
return (int) Math.floor(solveParabola(2.5, -40.5, 360 - exp));
} else
{
return (int) Math.floor(solveParabola(4.5, -162.5, 2220 - exp));
}
}
public static double solveParabola(double a, double b, double c)
{
return (-b + Math.sqrt(b * b - 4 * a * c)) / (2 * a);
}
}