[ion/3ds] Added button support.

ion/src/simulator/3ds/driver/display.cpp

@@ -0,0 +1,19 @@
+#include <ion/display.h>
+
+#include <3ds.h>
+
+void Ion::Display::POSTPushMulticolor(int rootNumberTiles, int tileSize) {
+}
+
+int Ion::Display::displayUniformTilingSize10(KDColor c) {
+  return 0;
+}
+
+int Ion::Display::displayColoredTilingSize10() {
+  return 0;
+}
+
+bool Ion::Display::waitForVBlank() {
+  gspWaitForVBlank();
+  return true;
+}