Add runtime configuration for toggling the LimitPFS option

There ya go @hooby3dfx. I hope it’s everything you dreamed it would be
;)

shell/android/jni/src/Android.cpp

@@ -43,6 +43,7 @@ extern "C"
 
   JNIEXPORT void JNICALL Java_com_reicast_emulator_JNIdc_frameskip(JNIEnv *env,jobject obj, jint frames)  __attribute__((visibility("default")));
   JNIEXPORT void JNICALL Java_com_reicast_emulator_JNIdc_widescreen(JNIEnv *env,jobject obj, jint stretch)  __attribute__((visibility("default")));
+  JNIEXPORT void JNICALL Java_com_reicast_emulator_JNIdc_limitfps(JNIEnv *env,jobject obj, jint limiter)  __attribute__((visibility("default")));
 };
 
 
@@ -332,6 +333,11 @@ JNIEXPORT void JNICALL Java_com_reicast_emulator_JNIdc_widescreen(JNIEnv *env,jo
     settings.rend.WideScreen = stretch;
 }
 
+JNIEXPORT void JNICALL Java_com_reicast_emulator_JNIdc_limitfps(JNIEnv *env,jobject obj, jint limiter)
+{
+    settings.aica.LimitFPS = limiter;
+}
+
 JNIEXPORT void JNICALL Java_com_reicast_emulator_JNIdc_rendinit(JNIEnv * env, jobject obj, jint w,jint h)
 {             
   screen_width  = w;

shell/android/src/com/reicast/emulator/GL2JNIActivity.java

@@ -51,6 +51,7 @@ public class GL2JNIActivity extends Activity {
 	private String home_directory = sdcard + "/dc";
 	private int frameskip;
 	private boolean widescreen;
+	private boolean limitframes;
 
 	public static HashMap<Integer, String> deviceId_deviceDescriptor = new HashMap<Integer, String>();
 	public static HashMap<String, Integer> deviceDescriptor_PlayerNum = new HashMap<String, Integer>();
@@ -218,6 +219,25 @@ public class GL2JNIActivity extends Activity {
 		if (frameskip <= 0) {
 			frames_down.setEnabled(false);
 		}
+		View framelimit;
+		if (!limitframes) {
+			framelimit = addbut(R.drawable.frames_limit_on, new OnClickListener() {
+				public void onClick(View v) {
+					JNIdc.limitfps(1);
+					popUpConfig.dismiss();
+					limitframes = true;
+				}
+			});
+		} else {
+			framelimit = addbut(R.drawable.frames_limit_off, new OnClickListener() {
+				public void onClick(View v) {
+					JNIdc.limitfps(0);
+					popUpConfig.dismiss();
+					limitframes = false;
+				}
+			});
+		}
+		hlay.addView(framelimit, params);
 		hlay.addView(addbut(R.drawable.up, new OnClickListener() {
 			public void onClick(View v) {
 				popUpConfig.dismiss();

shell/android/src/com/reicast/emulator/JNIdc.java

@@ -28,6 +28,7 @@ public class JNIdc
   
   public static native void frameskip(int frames);
   public static native void widescreen(int stretch);
+  public static native void limitfps(int stretch);
 
   public static void show_osd() {
     JNIdc.vjoy(13, 1,0,0,0);