From 8bb41dd61474e977aa61048ba8f733a984a3b22d Mon Sep 17 00:00:00 2001
From: Jason Sams <rjsams@android.com>
Date: Wed, 16 Dec 2009 15:59:59 -0800
Subject: Add argument checking to sampler builder to disallow illegal modes.

---
 graphics/java/android/renderscript/Sampler.java | 32 +++++++++++++++++++++----
 1 file changed, 27 insertions(+), 5 deletions(-)

(limited to 'graphics/java')

diff --git a/graphics/java/android/renderscript/Sampler.java b/graphics/java/android/renderscript/Sampler.java
index 625a576..40ba722 100644
--- a/graphics/java/android/renderscript/Sampler.java
+++ b/graphics/java/android/renderscript/Sampler.java
@@ -69,23 +69,45 @@ public class Sampler extends BaseObj {
         }
 
         public void setMin(Value v) {
-            mMin = v;
+            if (v == Value.NEAREST ||
+                v == Value.LINEAR ||
+                v == Value.LINEAR_MIP_LINEAR) {
+                mMin = v;
+            } else {
+                throw new IllegalArgumentException("Invalid value");
+            }
         }
 
         public void setMag(Value v) {
-            mMag = v;
+            if (v == Value.NEAREST || v == Value.LINEAR) {
+                mMag = v;
+            } else {
+                throw new IllegalArgumentException("Invalid value");
+            }
         }
 
         public void setWrapS(Value v) {
-            mWrapS = v;
+            if (v == Value.WRAP || v == Value.CLAMP) {
+                mWrapS = v;
+            } else {
+                throw new IllegalArgumentException("Invalid value");
+            }
         }
 
         public void setWrapT(Value v) {
-            mWrapT = v;
+            if (v == Value.WRAP || v == Value.CLAMP) {
+                mWrapT = v;
+            } else {
+                throw new IllegalArgumentException("Invalid value");
+            }
         }
 
         public void setWrapR(Value v) {
-            mWrapR = v;
+            if (v == Value.WRAP || v == Value.CLAMP) {
+                mWrapR = v;
+            } else {
+                throw new IllegalArgumentException("Invalid value");
+            }
         }
 
         static synchronized Sampler internalCreate(RenderScript rs, Builder b) {
-- 
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