Merge addon sources

1 files changed, 126 insertions, 0 deletions

diff --git a/src/main/java/bloodasp/galacticgreg/generators/GenEllipsoid.java b/src/main/java/bloodasp/galacticgreg/generators/GenEllipsoid.java
new file mode 100644
index 0000000000..09d08a9923
--- /dev/null
+++ b/src/main/java/bloodasp/galacticgreg/generators/GenEllipsoid.java
@@ -0,0 +1,126 @@
+package bloodasp.galacticgreg.generators;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Random;
+
+import net.minecraft.util.MathHelper;
+import net.minecraft.util.Vec3;
+
+import bloodasp.galacticgreg.api.Enums.SpaceObjectType;
+import bloodasp.galacticgreg.api.Enums.TargetBlockPosition;
+import bloodasp.galacticgreg.api.ISpaceObjectGenerator;
+import bloodasp.galacticgreg.api.StructureInformation;
+
+/**
+ * Simple ellipsoid-generator. Based on the formular created by Chrysator. Thanks for the help!
+ * 
+ * Generates a simple ellipsoid with dynamic rotation, random size-values, random noise for the surface, etc. Can
+ * probably be tweaked even more, but works for now...
+ */
+public class GenEllipsoid implements ISpaceObjectGenerator {
+
+    private Vec3 _mEllipsoidCenter;
+    private Random _mRandom;
+    private List<StructureInformation> _mStructure;
+
+    private double _mCoreDensity = 0.7D;
+    private double _mSineFactor = 0.05D;
+    private float _mRandomInfluence;
+    private float _mRandomAngleX;
+    private float _mRandomAngleY;
+    private float _mRandomAngleZ;
+
+    private int _mSizeA;
+    private int _mSizeB;
+    private int _mSizeC;
+
+    public GenEllipsoid() {
+        reset();
+    }
+
+    @Override
+    public SpaceObjectType getType() {
+        return SpaceObjectType.OreAsteroid;
+    }
+
+    @Override
+    public void randomize(int pSizeMin, int pSizeMax) {
+        _mRandom = new Random(System.currentTimeMillis());
+        _mRandomAngleX = (float) (_mRandom.nextFloat() * Math.PI);
+        _mRandomAngleY = (float) (_mRandom.nextFloat() * Math.PI);
+        _mRandomAngleZ = (float) (_mRandom.nextFloat() * Math.PI);
+
+        _mRandomInfluence = _mRandom.nextFloat();
+
+        _mSizeA = pSizeMin + _mRandom.nextInt(pSizeMax - pSizeMin) + 10;
+        _mSizeB = pSizeMin + _mRandom.nextInt(pSizeMax - pSizeMin) + 10;
+        _mSizeC = pSizeMin + _mRandom.nextInt(pSizeMax - pSizeMin) + 10;
+    }
+
+    @Override
+    public void setCenterPoint(int pX, int pY, int pZ) {
+        _mEllipsoidCenter = Vec3.createVectorHelper(pX, pY, pZ);
+    }
+
+    @Override
+    public void setCenterPoint(Vec3 pCenter) {
+        _mEllipsoidCenter = pCenter;
+    }
+
+    @Override
+    public Vec3 getCenterPoint() {
+        return _mEllipsoidCenter;
+    }
+
+    @Override
+    public List<StructureInformation> getStructure() {
+        return _mStructure;
+    }
+
+    @Override
+    public void calculate() {
+        int Xmin = (int) (_mEllipsoidCenter.xCoord - _mSizeA);
+        int Xmax = (int) (_mEllipsoidCenter.xCoord + _mSizeA);
+        int Ymin = (int) (_mEllipsoidCenter.yCoord - _mSizeB);
+        int Ymax = (int) (_mEllipsoidCenter.yCoord + _mSizeB);
+        int Zmin = (int) (_mEllipsoidCenter.zCoord - _mSizeC);
+        int Zmax = (int) (_mEllipsoidCenter.zCoord + _mSizeC);
+
+        for (int iX = Xmin; iX <= Xmax; iX++) {
+            for (int iY = Ymin; iY <= Ymax; iY++) {
+                for (int iZ = Zmin; iZ <= Zmax; iZ++) {
+                    double tmpX = Math.pow(_mEllipsoidCenter.xCoord - iX, 2) / Math.pow(_mSizeA, 2);
+                    double tmpY = Math.pow(_mEllipsoidCenter.yCoord - iY, 2) / Math.pow(_mSizeB, 2);
+                    double tmpZ = Math.pow(_mEllipsoidCenter.zCoord - iZ, 2) / Math.pow(_mSizeC, 2);
+                    double val = (tmpX + tmpY + tmpZ);
+
+                    Vec3 tPoint = Vec3.createVectorHelper(iX, iY, iZ);
+                    tPoint.rotateAroundX(_mRandomAngleX);
+                    tPoint.rotateAroundY(_mRandomAngleY);
+                    tPoint.rotateAroundZ(_mRandomAngleZ);
+
+                    TargetBlockPosition tbp = TargetBlockPosition.Invalid;
+
+                    if (val <= 0.01D) tbp = TargetBlockPosition.AsteroidInnerCore;
+
+                    else if (val > 0.01D && val < _mCoreDensity) tbp = TargetBlockPosition.AsteroidCore;
+
+                    else if (val >= _mCoreDensity && val <= (1.0D
+                        - (_mSineFactor * MathHelper.sin((iZ + iX + iY - _mRandom.nextFloat() * _mRandomInfluence)))))
+                        tbp = TargetBlockPosition.AsteroidShell;
+
+                    if (tbp != TargetBlockPosition.Invalid)
+                        _mStructure.add(new StructureInformation(Vec3.createVectorHelper(iX, iY, iZ), tbp));
+
+                }
+            }
+        }
+    }
+
+    @Override
+    public void reset() {
+        _mStructure = new ArrayList<>();
+        _mEllipsoidCenter = Vec3.createVectorHelper(0, 0, 0);
+    }
+}