GregsFault.java

// WorldGenerator.java
// Ok, we have sList of veins and sWeight calculated for all dimensions
if (Worldgen_GT_Ore_Layer.sWeight > 0 && Worldgen_GT_Ore_Layer.sList.size() > 0) {
	boolean temp = T;
    	for (int i = 0; i < 128 && temp; i++) {
        	int tRandomWeight = aRandom.nextInt(Worldgen_GT_Ore_Layer.sWeight);
        	for (Worldgen_GT_Ore_Layer tWorldGen : Worldgen_GT_Ore_Layer.sList) {
        		tRandomWeight -= tWorldGen.mWeight;
        		if (tRandomWeight <= 0) {
        		    // Got some random ore, trying to place it
            		try {
            		  // And here we got problem. If executeWorldgen() return true - all ok.
            		  // But when executeWorldgen() returns false we will try to place next veins in list, regardless of it weight.
            		  // executeWorldgen() return false only if dimension is unacceptable for that vein.
            		  // In case of Arch's config we have 8 veins which are invalid for OW and have enormous total weight before Platinum.
            		  // So, if generator hits one of them it will generate platinum.
            		  // Simple solution - break regardless of executeWorldgen() result.
            			if (tWorldGen.executeWorldgen(mWorld, aRandom, mBiome, mDimensionType, mX, mZ, tChunkX, tChunkZ, mChunkGenerator, mChunkProvider)) {
            				temp = F;
            				break;
            			}
            		} catch (Throwable e) {
            			e.printStackTrace(GT_Log.err);
            		}
        		}
        	}
    	}
    	
    	// But, there is another problem - weight is calculated regardless of dimension
    	// In case of Arch's config, all veins are dimension-specific. 
    	// So, at worldgen most of veins will be invalid for dimension, and generator can fail to hit valid dimension in 128 attempts.
    	// Also, we have to balance total weight between dimensions
}