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Jason Sams87fe59a2011-04-20 15:09:01 -07001/*
Stephen Hines411f5992012-07-10 15:38:09 -07002 * Copyright (C) 2011-2012 The Android Open Source Project
Jason Sams87fe59a2011-04-20 15:09:01 -07003 *
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 {
Stephen Hines411f5992012-07-10 15:38:09 -070028 inline float get(uint32_t x, uint32_t y) const {
29 return m[x*2 + y];
Jason Sams87fe59a2011-04-20 15:09:01 -070030 }
31
Stephen Hines411f5992012-07-10 15:38:09 -070032 inline void set(uint32_t x, uint32_t y, float v) {
33 m[x*2 + y] = v;
Jason Sams87fe59a2011-04-20 15:09:01 -070034 }
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 Matrix2x2 tmp;
46 tmp.loadMultiply(this, rhs);
47 load(&tmp);
48 }
49};
50
51}
52}
53
Stephen Hines411f5992012-07-10 15:38:09 -070054#endif // ANDROID_RS_MATRIX_2x2_H