add check that AncestralStateLogger cannot sample values when site model has more than 1 category

rbouckaert · rbouckaert · commit 4ad5dd89afc2 · 2025-10-30T14:02:57.000+13:00
diff --git a/src/beastlabs/evolution/likelihood/AncestralStateLogger.java b/src/beastlabs/evolution/likelihood/AncestralStateLogger.java
@@ -167,6 +167,9 @@ private int[] sample(Node node) {
 				throw new RuntimeException("BEAGLE is not supported yet");
 				// m_fRootPartials = beagle.m_fRootPartials;
 			}
+			if (m_siteModel.getCategoryCount() != 1) {
+				throw new RuntimeException("Gamma rate heterogeneity or proportion invariant is not supported yet");
+			}
 			
 			double [] p = new double[stateCount];
 			double [] freqs = substitutionModel.getFrequencies();

Original file line number	Diff line number	Diff line change
`@@ -167,6 +167,9 @@ private int[] sample(Node node) {`
`167`	`167`	`throw new RuntimeException("BEAGLE is not supported yet");`
`168`	`168`	`// m_fRootPartials = beagle.m_fRootPartials;`
`169`	`169`	`}`
	`170`	`+ if (m_siteModel.getCategoryCount() != 1) {`
	`171`	`+ throw new RuntimeException("Gamma rate heterogeneity or proportion invariant is not supported yet");`
	`172`	`+ }`
`170`	`173`
`171`	`174`	`double [] p = new double[stateCount];`
`172`	`175`	`double [] freqs = substitutionModel.getFrequencies();`