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Diffstat (limited to 'graphics/java/android/renderscript/Matrix2f.java')
-rw-r--r-- | graphics/java/android/renderscript/Matrix2f.java | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/graphics/java/android/renderscript/Matrix2f.java b/graphics/java/android/renderscript/Matrix2f.java new file mode 100644 index 0000000..4b5e61b --- /dev/null +++ b/graphics/java/android/renderscript/Matrix2f.java @@ -0,0 +1,58 @@ +/* + * 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 Matrix2f { + + public Matrix2f() { + mMat = new float[4]; + loadIdentity(); + } + + public float get(int i, int j) { + return mMat[i*2 + j]; + } + + public void set(int i, int j, float v) { + mMat[i*2 + j] = v; + } + + public void loadIdentity() { + mMat[0] = 1; + mMat[1] = 0; + + mMat[2] = 0; + mMat[3] = 1; + } + + public void load(Matrix2f src) { + System.arraycopy(mMat, 0, src, 0, 4); + } + + final float[] mMat; +} + + + |