1*e1eccf28SAndroid Build Coastguard Worker /* 2*e1eccf28SAndroid Build Coastguard Worker * Copyright (C) 2009-2012 The Android Open Source Project 3*e1eccf28SAndroid Build Coastguard Worker * 4*e1eccf28SAndroid Build Coastguard Worker * Licensed under the Apache License, Version 2.0 (the "License"); 5*e1eccf28SAndroid Build Coastguard Worker * you may not use this file except in compliance with the License. 6*e1eccf28SAndroid Build Coastguard Worker * You may obtain a copy of the License at 7*e1eccf28SAndroid Build Coastguard Worker * 8*e1eccf28SAndroid Build Coastguard Worker * http://www.apache.org/licenses/LICENSE-2.0 9*e1eccf28SAndroid Build Coastguard Worker * 10*e1eccf28SAndroid Build Coastguard Worker * Unless required by applicable law or agreed to in writing, software 11*e1eccf28SAndroid Build Coastguard Worker * distributed under the License is distributed on an "AS IS" BASIS, 12*e1eccf28SAndroid Build Coastguard Worker * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13*e1eccf28SAndroid Build Coastguard Worker * See the License for the specific language governing permissions and 14*e1eccf28SAndroid Build Coastguard Worker * limitations under the License. 15*e1eccf28SAndroid Build Coastguard Worker */ 16*e1eccf28SAndroid Build Coastguard Worker 17*e1eccf28SAndroid Build Coastguard Worker #ifndef ANDROID_RS_MATRIX_4x4_H 18*e1eccf28SAndroid Build Coastguard Worker #define ANDROID_RS_MATRIX_4x4_H 19*e1eccf28SAndroid Build Coastguard Worker 20*e1eccf28SAndroid Build Coastguard Worker #include "rsType.h" 21*e1eccf28SAndroid Build Coastguard Worker 22*e1eccf28SAndroid Build Coastguard Worker 23*e1eccf28SAndroid Build Coastguard Worker // --------------------------------------------------------------------------- 24*e1eccf28SAndroid Build Coastguard Worker namespace android { 25*e1eccf28SAndroid Build Coastguard Worker namespace renderscript { 26*e1eccf28SAndroid Build Coastguard Worker 27*e1eccf28SAndroid Build Coastguard Worker struct Matrix4x4 : public rs_matrix4x4 { getMatrix4x428*e1eccf28SAndroid Build Coastguard Worker float get(uint32_t col, uint32_t row) const { 29*e1eccf28SAndroid Build Coastguard Worker return m[col*4 + row]; 30*e1eccf28SAndroid Build Coastguard Worker } 31*e1eccf28SAndroid Build Coastguard Worker setMatrix4x432*e1eccf28SAndroid Build Coastguard Worker void set(uint32_t col, uint32_t row, float v) { 33*e1eccf28SAndroid Build Coastguard Worker m[col*4 + row] = v; 34*e1eccf28SAndroid Build Coastguard Worker } 35*e1eccf28SAndroid Build Coastguard Worker 36*e1eccf28SAndroid Build Coastguard Worker void loadIdentity(); 37*e1eccf28SAndroid Build Coastguard Worker void load(const float *); 38*e1eccf28SAndroid Build Coastguard Worker void load(const rs_matrix4x4 *); 39*e1eccf28SAndroid Build Coastguard Worker void load(const rs_matrix3x3 *); 40*e1eccf28SAndroid Build Coastguard Worker void load(const rs_matrix2x2 *); 41*e1eccf28SAndroid Build Coastguard Worker 42*e1eccf28SAndroid Build Coastguard Worker void loadRotate(float rot, float x, float y, float z); 43*e1eccf28SAndroid Build Coastguard Worker void loadScale(float x, float y, float z); 44*e1eccf28SAndroid Build Coastguard Worker void loadTranslate(float x, float y, float z); 45*e1eccf28SAndroid Build Coastguard Worker void loadMultiply(const rs_matrix4x4 *lhs, const rs_matrix4x4 *rhs); 46*e1eccf28SAndroid Build Coastguard Worker 47*e1eccf28SAndroid Build Coastguard Worker void loadOrtho(float l, float r, float b, float t, float n, float f); 48*e1eccf28SAndroid Build Coastguard Worker void loadFrustum(float l, float r, float b, float t, float n, float f); 49*e1eccf28SAndroid Build Coastguard Worker void loadPerspective(float fovy, float aspect, float near, float far); 50*e1eccf28SAndroid Build Coastguard Worker 51*e1eccf28SAndroid Build Coastguard Worker // Note: This assumes that the input vector (in) is of length 3. 52*e1eccf28SAndroid Build Coastguard Worker void vectorMultiply(float *v4out, const float *v3in) const; 53*e1eccf28SAndroid Build Coastguard Worker 54*e1eccf28SAndroid Build Coastguard Worker bool inverse(); 55*e1eccf28SAndroid Build Coastguard Worker bool inverseTranspose(); 56*e1eccf28SAndroid Build Coastguard Worker void transpose(); 57*e1eccf28SAndroid Build Coastguard Worker 58*e1eccf28SAndroid Build Coastguard Worker void logv(const char *s) const; 59*e1eccf28SAndroid Build Coastguard Worker 60*e1eccf28SAndroid Build Coastguard Worker multiplyMatrix4x461*e1eccf28SAndroid Build Coastguard Worker void multiply(const rs_matrix4x4 *rhs) { 62*e1eccf28SAndroid Build Coastguard Worker loadMultiply(this, rhs); 63*e1eccf28SAndroid Build Coastguard Worker } rotateMatrix4x464*e1eccf28SAndroid Build Coastguard Worker void rotate(float rot, float x, float y, float z) { 65*e1eccf28SAndroid Build Coastguard Worker Matrix4x4 tmp; 66*e1eccf28SAndroid Build Coastguard Worker tmp.loadRotate(rot, x, y, z); 67*e1eccf28SAndroid Build Coastguard Worker multiply(&tmp); 68*e1eccf28SAndroid Build Coastguard Worker } scaleMatrix4x469*e1eccf28SAndroid Build Coastguard Worker void scale(float x, float y, float z) { 70*e1eccf28SAndroid Build Coastguard Worker Matrix4x4 tmp; 71*e1eccf28SAndroid Build Coastguard Worker tmp.loadScale(x, y, z); 72*e1eccf28SAndroid Build Coastguard Worker multiply(&tmp); 73*e1eccf28SAndroid Build Coastguard Worker } translateMatrix4x474*e1eccf28SAndroid Build Coastguard Worker void translate(float x, float y, float z) { 75*e1eccf28SAndroid Build Coastguard Worker Matrix4x4 tmp; 76*e1eccf28SAndroid Build Coastguard Worker tmp.loadTranslate(x, y, z); 77*e1eccf28SAndroid Build Coastguard Worker multiply(&tmp); 78*e1eccf28SAndroid Build Coastguard Worker } 79*e1eccf28SAndroid Build Coastguard Worker }; 80*e1eccf28SAndroid Build Coastguard Worker 81*e1eccf28SAndroid Build Coastguard Worker } // namespace renderscript 82*e1eccf28SAndroid Build Coastguard Worker } // namespace android 83*e1eccf28SAndroid Build Coastguard Worker 84*e1eccf28SAndroid Build Coastguard Worker #endif // ANDROID_RS_MATRIX_4x4_H 85