1 /* 2 * Copyright (C) 2011 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 // --------------------------------------------------------------------------- 24 namespace android { 25 namespace renderscript { 26 27 struct Matrix2x2 : public rs_matrix2x2 { 28 inline float get(uint32_t row, uint32_t col) const { 29 return m[row*2 + col]; 30 } 31 32 inline void set(uint32_t row, uint32_t col, float v) { 33 m[row*2 + col] = 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 Matrix2x2 tmp; 46 tmp.loadMultiply(this, rhs); 47 load(&tmp); 48 } 49 }; 50 51 } 52 } 53 54 55 56 57 #endif 58 59 60 61 62 63
