Collapse code paths for single- and multi-input kernels.

This patch simplifies the RenderScript JNI layer by replacing six functions
with a single funciton.  This new function now handles all previous cases.
Functions in android.renderscript.script have been updated to use this new JNI
function.

Change-Id: I6cd5448534c38123d51a589339bbeb7e98453e73
diff --git a/rs/java/android/renderscript/RenderScript.java b/rs/java/android/renderscript/RenderScript.java
index f2b1380..bd272bc 100644
--- a/rs/java/android/renderscript/RenderScript.java
+++ b/rs/java/android/renderscript/RenderScript.java
@@ -590,52 +590,14 @@
         validate();
         rsnScriptInvoke(mContext, id, slot);
     }
-    native void rsnScriptForEach(long con, long id, int slot, long ain, long aout, byte[] params);
-    native void rsnScriptForEach(long con, long id, int slot, long ain, long aout);
-    native void rsnScriptForEachClipped(long con, long id, int slot, long ain, long aout, byte[] params,
-                                        int xstart, int xend, int ystart, int yend, int zstart, int zend);
-    native void rsnScriptForEachClipped(long con, long id, int slot, long ain, long aout,
-                                        int xstart, int xend, int ystart, int yend, int zstart, int zend);
-    synchronized void nScriptForEach(long id, int slot, long ain, long aout, byte[] params) {
+
+    native void rsnScriptForEach(long con, long id, int slot, long[] ains,
+                                 long aout, byte[] params, int[] limits);
+
+    synchronized void nScriptForEach(long id, int slot, long[] ains, long aout,
+                                     byte[] params, int[] limits) {
         validate();
-        if (params == null) {
-            rsnScriptForEach(mContext, id, slot, ain, aout);
-        } else {
-            rsnScriptForEach(mContext, id, slot, ain, aout, params);
-        }
-    }
-
-    synchronized void nScriptForEachClipped(long id, int slot, long ain, long aout, byte[] params,
-                                            int xstart, int xend, int ystart, int yend, int zstart, int zend) {
-        validate();
-        if (params == null) {
-            rsnScriptForEachClipped(mContext, id, slot, ain, aout, xstart, xend, ystart, yend, zstart, zend);
-        } else {
-            rsnScriptForEachClipped(mContext, id, slot, ain, aout, params, xstart, xend, ystart, yend, zstart, zend);
-        }
-    }
-
-    /**
-     * Multi-input code.
-     *
-     */
-
-    // @hide
-    native void rsnScriptForEachMultiClipped(long con, long id, int slot, long[] ains, long aout, byte[] params,
-                                             int xstart, int xend, int ystart, int yend, int zstart, int zend);
-    // @hide
-    native void rsnScriptForEachMultiClipped(long con, long id, int slot, long[] ains, long aout,
-                                             int xstart, int xend, int ystart, int yend, int zstart, int zend);
-
-    // @hide
-    synchronized void nScriptForEachMultiClipped(long id, int slot, long[] ains, long aout, byte[] params,
-                                                 int xstart, int xend, int ystart, int yend, int zstart, int zend) {
-        validate();
-        if (params == null) {
-            rsnScriptForEachMultiClipped(mContext, id, slot, ains, aout, xstart, xend, ystart, yend, zstart, zend);
-        } else {
-            rsnScriptForEachMultiClipped(mContext, id, slot, ains, aout, params, xstart, xend, ystart, yend, zstart, zend);
-        }
+        rsnScriptForEach(mContext, id, slot, ains, aout, params, limits);
     }
 
     native void rsnScriptInvokeV(long con, long id, int slot, byte[] params);