2D Vector basis, FX display doesn't work.

include/init.h

@@ -0,0 +1,7 @@
+#ifndef _DEF_INIT
+#define _DEF_INIT
+
+#include <gint/gray.h>
+void init();
+
+#endif

include/vec2d.h

@@ -0,0 +1,10 @@
+#ifndef DEF_VEC2D
+#define DEF_VEC2D
+
+struct Vec2D
+{
+	int x;
+	int y;
+};
+
+#endif

src/init.c

@@ -0,0 +1,10 @@
+#include "init.h"
+
+void init()
+{
+	#ifdef FX9860G
+	gray_start();
+    #endif /* FX9860G */
+    #ifdef FXCG50
+    #endif /* FXCG50*/
+}

src/main.c

@@ -1,10 +1,18 @@
 #include <gint/display.h>
 #include <gint/keyboard.h>
+#include "init.h"
+#include "vec2d.h"
 
 int main(void)
 {
+	init(); /* initialise gint */
+
+	struct Vec2D vector_test = {
+		.x = 20,
+		.y = -50
+	};
 	dclear(C_WHITE);
-	dtext(1, 1, C_BLACK, "Sample fxSDK add-in.");
+	dprint(1, 1, C_BLACK, "vector_test: x = %d, y = %d", vector_test.x, vector_test.y);
 	dupdate();
 
 	getkey();

src/vec2d.c

@@ -0,0 +1 @@
+#include "vec2d.h"