1/*
2 * Copyright (C) 2011-2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef ANDROID_RS_MATRIX_2x2_H
18#define ANDROID_RS_MATRIX_2x2_H
19
20#include "rsType.h"
21
22
23// ---------------------------------------------------------------------------
24namespace android {
25namespace renderscript {
26
27struct Matrix2x2 : public rs_matrix2x2 {
28    inline float get(uint32_t col, uint32_t row) const {
29        return m[col*2 + row];
30    }
31
32    inline void set(uint32_t col, uint32_t row, float v) {
33        m[col*2 + row] = v;
34    }
35
36    void loadIdentity();
37    void load(const float *);
38    void load(const rs_matrix2x2 *);
39
40    void loadMultiply(const rs_matrix2x2 *lhs, const rs_matrix2x2 *rhs);
41
42    void transpose();
43
44    void multiply(const rs_matrix2x2 *rhs) {
45        loadMultiply(this, rhs);
46    }
47};
48
49} // namespace renderscript
50} // namespace android
51
52#endif  // ANDROID_RS_MATRIX_2x2_H
53