1 files changed, 80 insertions, 0 deletions
diff --git a/externals/grill/flext/tutorial/simple2/main.cpp b/externals/grill/flext/tutorial/simple2/main.cpp
new file mode 100755
index 00000000..306a953b
--- /dev/null
+++ b/externals/grill/flext/tutorial/simple2/main.cpp
@@ -0,0 +1,80 @@
+/* 
+flext tutorial - simple 2
+
+Copyright (c) 2002 Thomas Grill (xovo@gmx.net)
+For information on usage and redistribution, and for a DISCLAIMER OF ALL
+WARRANTIES, see the file, "license.txt," in this distribution.  
+
+-------------------------------------------------------------------------
+
+This is an example of a simple object doing a float addition
+*/
+
+// include flext header
+#include <flext.h>
+
+// check for appropriate flext version
+#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 300)
+#error You need at least flext version 0.3.0
+#endif
+
+
+class simple2:
+	public flext_base
+{
+	FLEXT_HEADER(simple2,flext_base)
+ 
+public:
+	// constructor with float argument
+	simple2(float init);
+
+protected:
+	void m_float1(float f);   
+	void m_float2(float f);   
+	
+	// stored argument of right inlet
+	float arg; 
+
+private:
+	// FLEXT_CALLBACK_F(...) is a shortcut for FLEXT_CALLBACK_1(...,float) 
+	FLEXT_CALLBACK_F(m_float1);  // callback for method "m_float1" (with one float argument)
+	FLEXT_CALLBACK_F(m_float2);  // callback for method "m_float2" (with one float argument)
+};
+
+// instantiate the class (constructor has one float argument)
+FLEXT_NEW_1("simple2",simple2,float)
+
+
+simple2::simple2(float init):
+	arg(init)  // store argument
+{ 
+	// define inlets
+	AddInAnything();  // first inlet of type anything (index 0)
+	AddInFloat();     // additional float inlet (index 1)
+	
+	// define outlets
+	AddOutFloat();  // one float outlet (has index 0)
+	
+	 // set up inlets and outlets - obligatory! 
+	SetupInOut(); 
+
+	// register methods
+	FLEXT_ADDMETHOD(0,m_float1);  // register method (for floats) "m_float1" for inlet 0
+	FLEXT_ADDMETHOD(1,m_float2);  // register method (for floats) "m_float2" for inlet 1
+} 
+
+void simple2::m_float1(float f)
+{
+	float res;
+	res = arg+f;
+	
+	// output value to outlet
+	ToOutFloat(0,res); // (0 stands for the outlet index 0)
+}
+
+void simple2::m_float2(float f)
+{
+	// store float
+	arg = f;
+}
+