public BoundingVolume transform(Matrix4f trans, BoundingVolume store) { BoundingBox box; if (store == null || store.getType() != Type.AABB) { box = new BoundingBox(); } else { box = (BoundingBox) store; } TempVars vars = TempVars.get(); float w = trans.multProj(center, box.center); box.center.divideLocal(w); Matrix3f transMatrix = vars.tempMat3; trans.toRotationMatrix(transMatrix); // Make the rotation matrix all positive to get the maximum x/y/z extent transMatrix.absoluteLocal(); vars.vect1.set(xExtent, yExtent, zExtent); transMatrix.mult(vars.vect1, vars.vect1); // Assign the biggest rotations after scales. box.xExtent = FastMath.abs(vars.vect1.getX()); box.yExtent = FastMath.abs(vars.vect1.getY()); box.zExtent = FastMath.abs(vars.vect1.getZ()); vars.release(); return box; }
transMatrix.set(trans.getRotation()); transMatrix.absoluteLocal();
public BoundingVolume transform(Matrix4f trans, BoundingVolume store) { BoundingBox box; if (store == null || store.getType() != Type.AABB) { box = new BoundingBox(); } else { box = (BoundingBox) store; } TempVars vars = TempVars.get(); float w = trans.multProj(center, box.center); box.center.divideLocal(w); Matrix3f transMatrix = vars.tempMat3; trans.toRotationMatrix(transMatrix); // Make the rotation matrix all positive to get the maximum x/y/z extent transMatrix.absoluteLocal(); vars.vect1.set(xExtent, yExtent, zExtent); transMatrix.mult(vars.vect1, vars.vect1); // Assign the biggest rotations after scales. box.xExtent = FastMath.abs(vars.vect1.getX()); box.yExtent = FastMath.abs(vars.vect1.getY()); box.zExtent = FastMath.abs(vars.vect1.getZ()); vars.release(); return box; }
public BoundingVolume transform(Matrix4f trans, BoundingVolume store) { BoundingBox box; if (store == null || store.getType() != Type.AABB) { box = new BoundingBox(); } else { box = (BoundingBox) store; } TempVars vars = TempVars.get(); float w = trans.multProj(center, box.center); box.center.divideLocal(w); Matrix3f transMatrix = vars.tempMat3; trans.toRotationMatrix(transMatrix); // Make the rotation matrix all positive to get the maximum x/y/z extent transMatrix.absoluteLocal(); vars.vect1.set(xExtent, yExtent, zExtent); transMatrix.mult(vars.vect1, vars.vect1); // Assign the biggest rotations after scales. box.xExtent = FastMath.abs(vars.vect1.getX()); box.yExtent = FastMath.abs(vars.vect1.getY()); box.zExtent = FastMath.abs(vars.vect1.getZ()); vars.release(); return box; }
transMatrix.set(trans.getRotation()); transMatrix.absoluteLocal();
transMatrix.set(trans.getRotation()); transMatrix.absoluteLocal();