Fixed typos, made AnalogFilter package protected. Added toString to ZPK

StaticBeagle · Dec 8, 2023 · 393c622 · 393c622
1 parent 6296c08
commit 393c622
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Showing 3 changed files with 18 additions and 2 deletions.
diff --git a/src/main/java/com/wildbitsfoundry/etk4j/control/ZeroPoleGain.java b/src/main/java/com/wildbitsfoundry/etk4j/control/ZeroPoleGain.java
@@ -3,6 +3,8 @@
 import com.wildbitsfoundry.etk4j.math.complex.Complex;
 import com.wildbitsfoundry.etk4j.math.polynomials.Polynomial;
 
+import java.util.Arrays;
+
 import static com.wildbitsfoundry.etk4j.util.ComplexArrays.deepCopy;
 
 /**
@@ -90,4 +92,18 @@ public Complex evaluateAt(double w) {
         num.multiplyEquals(gain);
         return num;
     }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append("Zeros: ")
+                .append(Arrays.asList(zeros))
+                .append(System.lineSeparator())
+                .append("Poles: ")
+                .append(Arrays.asList(poles))
+                .append(System.lineSeparator())
+                .append("Gain: ")
+                .append(gain);
+        return sb.toString();
+    }
 }
diff --git a/src/main/java/com/wildbitsfoundry/etk4j/signals/filters/AnalogFilter.java b/src/main/java/com/wildbitsfoundry/etk4j/signals/filters/AnalogFilter.java
@@ -4,7 +4,7 @@
 
 import java.util.Arrays;
 
-public class AnalogFilter {
+class AnalogFilter {
 
     protected static LowPassResults lowPassFilterOrder(LowPassSpecs specs, FilterOrderCalculationStrategy strategy) {
         double wp = specs.getPassBandFrequency();

diff --git a/src/main/java/examples/FourmulasExample.java → src/main/java/examples/FormulasExample.java b/src/main/java/examples/FourmulasExample.java → src/main/java/examples/FormulasExample.java
@@ -4,7 +4,7 @@
 
 import com.wildbitsfoundry.etk4j.math.complex.Complex;
 
-public class FourmulasExample {
+public class FormulasExample {
 
 	public static void main(String[] args) {
 		double a = 1.0;