99 lines
1.9 KiB
C++
99 lines
1.9 KiB
C++
/*
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* Copyright (C) Texas Instruments - http://www.ti.com/
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef TI_UTILS_COMMON_H
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#define TI_UTILS_COMMON_H
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#include <android/api-level.h>
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#include <android/log.h>
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namespace Ti {
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// default float point type
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typedef float real;
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template <typename T>
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int floor(T x);
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template <typename T>
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int round(T x);
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template <typename T>
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const T & min(const T & a, const T & b);
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template <typename T>
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const T & max(const T & a, const T & b);
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template <typename T>
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const T & bound(const T & min, const T & x, const T & max);
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template <typename T>
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T abs(const T & x);
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template <typename T>
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inline int floor(const T x) {
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return static_cast<int>(x);
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}
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template <typename T>
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inline int round(const T x) {
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if ( x >= 0 ) {
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return floor(x + T(0.5));
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} else {
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return floor(x - floor(x - T(1)) + T(0.5)) + floor(x - T(1));
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}
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}
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template <typename T>
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inline const T & min(const T & a, const T & b) {
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return a < b ? a : b;
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}
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template <typename T>
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inline const T & max(const T & a, const T & b) {
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return a < b ? b : a;
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}
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template <typename T>
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inline const T & bound(const T & min, const T & x, const T & max) {
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return x < min ? min : x > max ? max : x;
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}
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template <typename T>
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inline T abs(const T & x) {
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return x >= 0 ? x : -x;
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}
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} // namespace Ti
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#endif // TI_UTILS_COMMON_H
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