reduce allocations of arrays to once per call (#133)

src/main/java/forestry/arboriculture/blocks/BlockSlab.java

@@ -72,7 +72,7 @@ public class BlockSlab extends net.minecraft.block.BlockSlab implements IWoodTyp
     @SideOnly(Side.CLIENT)
     @Override
     public IIcon getIcon(int side, int meta) {
-        return IconProviderWood.getPlankIcon(EnumWoodType.values()[meta]);
+        return IconProviderWood.getPlankIcon(EnumWoodType.VALUES[meta]);
     }
 
     @Override

src/main/java/forestry/core/genetics/Genome.java

@@ -202,7 +202,8 @@ public abstract class Genome implements IGenome {
     private static IChromosome[] getChromosomes(NBTTagCompound genomeNBT, ISpeciesRoot speciesRoot) {
 
         NBTTagList chromosomesNBT = genomeNBT.getTagList("Chromosomes", 10);
-        IChromosome[] chromosomes = new IChromosome[speciesRoot.getDefaultTemplate().length];
+        IAllele[] defaultTemplate = speciesRoot.getDefaultTemplate();
+        IChromosome[] chromosomes = new IChromosome[defaultTemplate.length];
 
         for (int i = 0; i < chromosomesNBT.tagCount(); i++) {
             NBTTagCompound chromosomeNBT = chromosomesNBT.getCompoundTagAt(i);
@@ -213,7 +214,7 @@ public abstract class Genome implements IGenome {
                 chromosomes[chromosomeOrdinal] = chromosome;
 
                 if (Config.clearInvalidChromosomes) {
-                    IAllele template = speciesRoot.getDefaultTemplate()[chromosomeOrdinal];
+                    IAllele template = defaultTemplate[chromosomeOrdinal];
                     Class<? extends IAllele> chromosomeClass = speciesRoot.getKaryotype()[chromosomeOrdinal]
                             .getAlleleClass();
                     if (chromosome.overrideInvalidAlleles(template, chromosomeClass)) {