Implement holders for Matrix and Vector data.

1 files changed, 63 insertions, 0 deletions

diff --git a/graphics/java/android/renderscript/Matrix3f.java b/graphics/java/android/renderscript/Matrix3f.java
new file mode 100644
index 000000000000..19d7b4353e0d
--- /dev/null
+++ b/graphics/java/android/renderscript/Matrix3f.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.renderscript;
+
+import java.lang.Math;
+import android.util.Log;
+
+
+/**
+ * @hide
+ *
+ **/
+public class Matrix3f {
+
+    public Matrix3f() {
+        mMat = new float[9];
+        loadIdentity();
+    }
+
+    public float get(int i, int j) {
+        return mMat[i*3 + j];
+    }
+
+    public void set(int i, int j, float v) {
+        mMat[i*3 + j] = v;
+    }
+
+    public void loadIdentity() {
+        mMat[0] = 1;
+        mMat[1] = 0;
+        mMat[2] = 0;
+
+        mMat[3] = 0;
+        mMat[4] = 1;
+        mMat[5] = 0;
+
+        mMat[6] = 0;
+        mMat[7] = 0;
+        mMat[8] = 1;
+    }
+
+    public void load(Matrix3f src) {
+        System.arraycopy(mMat, 0, src, 0, 9);
+    }
+
+    final float[] mMat;
+}
+
+