The Skung Cave commit

Sources/JolkEngine/Renderer/OpenGLState.swift

@@ -793,4 +793,26 @@ struct OpenGLState
 			}
 		}
 	}
+
+	enum PolygonMode { case point, line, fill }
+	private var _polygonMode = PolygonMode.fill
+
+	var polygonMode: PolygonMode
+	{
+		get { _polygonMode }
+		set(newMode)
+		{
+			if newMode != _polygonMode
+			{
+				let modeEnum = switch newMode
+				{
+				case .point: GL_POINT
+				case .line:  GL_LINE
+				case .fill:  GL_FILL
+				}
+				glPolygonMode(GLenum(GL_FRONT_AND_BACK), GLenum(modeEnum));
+				_polygonMode = newMode
+			}
+		}
+	}
 }