Jason Sams | f9e077a | 2013-03-20 19:04:19 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 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_CPP_UTILS_H |
| 18 | #define ANDROID_RS_CPP_UTILS_H |
| 19 | |
| 20 | #ifndef RS_SERVER |
| 21 | #include <utils/Log.h> |
| 22 | #include <utils/String8.h> |
| 23 | #include <utils/Vector.h> |
| 24 | #include <cutils/atomic.h> |
| 25 | #endif |
| 26 | |
| 27 | #include <stdint.h> |
| 28 | |
| 29 | #include <stdlib.h> |
| 30 | #include <pthread.h> |
| 31 | #include <time.h> |
| 32 | |
| 33 | #include <math.h> |
| 34 | |
| 35 | #ifdef RS_SERVER |
| 36 | |
Tim Murray | fa85e91 | 2013-05-23 13:19:36 -0700 | [diff] [blame^] | 37 | #define ATRACE_TAG |
| 38 | #define ATRACE_CALL(...) |
| 39 | |
Jason Sams | f9e077a | 2013-03-20 19:04:19 -0700 | [diff] [blame] | 40 | #include <string> |
| 41 | #include <vector> |
| 42 | #include <algorithm> |
| 43 | |
| 44 | namespace android { |
| 45 | |
| 46 | // server has no Vector or String8 classes; implement on top of STL |
| 47 | class String8: public std::string { |
| 48 | public: |
| 49 | String8(const char *ptr) : std::string(ptr) { |
| 50 | |
| 51 | } |
| 52 | String8() : std::string() { |
| 53 | |
| 54 | } |
| 55 | |
| 56 | const char* string() const { |
| 57 | return this->c_str(); |
| 58 | } |
| 59 | |
| 60 | void setTo(const char* str, ssize_t len) { |
| 61 | this->assign(str, len); |
| 62 | } |
| 63 | void setTo(const char* str) { |
| 64 | this->assign(str); |
| 65 | } |
| 66 | |
| 67 | }; |
| 68 | |
| 69 | template <class T> class Vector: public std::vector<T> { |
| 70 | public: |
| 71 | void push(T obj) { |
| 72 | this->push_back(obj); |
| 73 | } |
| 74 | void removeAt(uint32_t index) { |
| 75 | this->erase(this->begin() + index); |
| 76 | } |
| 77 | ssize_t add(const T& obj) { |
| 78 | this->push_back(obj); |
| 79 | return this->size() - 1; |
| 80 | } |
| 81 | void setCapacity(ssize_t capacity) { |
| 82 | this->resize(capacity); |
| 83 | } |
| 84 | |
| 85 | T* editArray() { |
| 86 | return this->data(); |
| 87 | } |
| 88 | |
| 89 | const T* array() { |
| 90 | return this->data(); |
| 91 | } |
| 92 | |
| 93 | }; |
| 94 | |
| 95 | template<> class Vector<bool>: public std::vector<char> { |
| 96 | public: |
| 97 | void push(bool obj) { |
| 98 | this->push_back(obj); |
| 99 | } |
| 100 | void removeAt(uint32_t index) { |
| 101 | this->erase(this->begin() + index); |
| 102 | } |
| 103 | ssize_t add(const bool& obj) { |
| 104 | this->push_back(obj); |
| 105 | return this->size() - 1; |
| 106 | } |
| 107 | void setCapacity(ssize_t capacity) { |
| 108 | this->resize(capacity); |
| 109 | } |
| 110 | |
| 111 | bool* editArray() { |
| 112 | return (bool*)this->data(); |
| 113 | } |
| 114 | |
| 115 | const bool* array() { |
| 116 | return (const bool*)this->data(); |
| 117 | } |
| 118 | }; |
| 119 | |
| 120 | } |
| 121 | |
| 122 | #endif // RS_SERVER |
| 123 | |
| 124 | namespace android { |
| 125 | namespace renderscript { |
| 126 | |
| 127 | #if 1 |
| 128 | #define rsAssert(v) do {if(!(v)) ALOGE("rsAssert failed: %s, in %s at %i", #v, __FILE__, __LINE__);} while (0) |
| 129 | #else |
| 130 | #define rsAssert(v) while (0) |
| 131 | #endif |
| 132 | |
| 133 | template<typename T> |
| 134 | T rsMin(T in1, T in2) |
| 135 | { |
| 136 | if (in1 > in2) { |
| 137 | return in2; |
| 138 | } |
| 139 | return in1; |
| 140 | } |
| 141 | |
| 142 | template<typename T> |
| 143 | T rsMax(T in1, T in2) { |
| 144 | if (in1 < in2) { |
| 145 | return in2; |
| 146 | } |
| 147 | return in1; |
| 148 | } |
| 149 | |
| 150 | template<typename T> |
| 151 | T rsFindHighBit(T val) { |
| 152 | uint32_t bit = 0; |
| 153 | while (val > 1) { |
| 154 | bit++; |
| 155 | val>>=1; |
| 156 | } |
| 157 | return bit; |
| 158 | } |
| 159 | |
| 160 | template<typename T> |
| 161 | bool rsIsPow2(T val) { |
| 162 | return (val & (val-1)) == 0; |
| 163 | } |
| 164 | |
| 165 | template<typename T> |
| 166 | T rsHigherPow2(T v) { |
| 167 | if (rsIsPow2(v)) { |
| 168 | return v; |
| 169 | } |
| 170 | return 1 << (rsFindHighBit(v) + 1); |
| 171 | } |
| 172 | |
| 173 | template<typename T> |
| 174 | T rsLowerPow2(T v) { |
| 175 | if (rsIsPow2(v)) { |
| 176 | return v; |
| 177 | } |
| 178 | return 1 << rsFindHighBit(v); |
| 179 | } |
| 180 | |
| 181 | template<typename T> |
| 182 | T rsRound(T v, unsigned int r) { |
| 183 | // Only valid for rounding up to powers of 2. |
| 184 | if ((r & (r - 1)) != 0) { |
| 185 | rsAssert(false && "Must be power of 2 for rounding up"); |
| 186 | return v; |
| 187 | } |
| 188 | T res = v + (r - 1); |
| 189 | if (res < v) { |
| 190 | rsAssert(false && "Overflow of rounding operation"); |
| 191 | return v; |
| 192 | } |
| 193 | res &= ~(r - 1); |
| 194 | return res; |
| 195 | } |
| 196 | |
| 197 | static inline uint16_t rs888to565(uint32_t r, uint32_t g, uint32_t b) { |
| 198 | uint16_t t = 0; |
| 199 | t |= b >> 3; |
| 200 | t |= (g >> 2) << 5; |
| 201 | t |= (r >> 3) << 11; |
| 202 | return t; |
| 203 | } |
| 204 | |
| 205 | static inline uint16_t rsBoxFilter565(uint16_t i1, uint16_t i2, uint16_t i3, uint16_t i4) { |
| 206 | uint32_t r = ((i1 & 0x1f) + (i2 & 0x1f) + (i3 & 0x1f) + (i4 & 0x1f)); |
| 207 | uint32_t g = ((i1 >> 5) & 0x3f) + ((i2 >> 5) & 0x3f) + ((i3 >> 5) & 0x3f) + ((i4 >> 5) & 0x3f); |
| 208 | uint32_t b = ((i1 >> 11) + (i2 >> 11) + (i3 >> 11) + (i4 >> 11)); |
| 209 | return (r >> 2) | ((g >> 2) << 5) | ((b >> 2) << 11); |
| 210 | } |
| 211 | |
| 212 | static inline uint32_t rsBoxFilter8888(uint32_t i1, uint32_t i2, uint32_t i3, uint32_t i4) { |
| 213 | uint32_t r = (i1 & 0xff) + (i2 & 0xff) + (i3 & 0xff) + (i4 & 0xff); |
| 214 | uint32_t g = ((i1 >> 8) & 0xff) + ((i2 >> 8) & 0xff) + ((i3 >> 8) & 0xff) + ((i4 >> 8) & 0xff); |
| 215 | uint32_t b = ((i1 >> 16) & 0xff) + ((i2 >> 16) & 0xff) + ((i3 >> 16) & 0xff) + ((i4 >> 16) & 0xff); |
| 216 | uint32_t a = ((i1 >> 24) & 0xff) + ((i2 >> 24) & 0xff) + ((i3 >> 24) & 0xff) + ((i4 >> 24) & 0xff); |
| 217 | return (r >> 2) | ((g >> 2) << 8) | ((b >> 2) << 16) | ((a >> 2) << 24); |
| 218 | } |
| 219 | |
| 220 | } |
| 221 | } |
| 222 | |
| 223 | #endif //ANDROID_RS_OBJECT_BASE_H |
| 224 | |
| 225 | |