move sensorservice to the frameworks/native project

Change-Id: I285c190904b2b6b92df3e40154d178407a712f6e

1 files changed, 0 insertions, 393 deletions

diff --git a/services/sensorservice/mat.h b/services/sensorservice/mat.h
deleted file mode 100644
index a76fc91..0000000
--- a/services/sensorservice/mat.h
+++ /dev/null
@@ -1,393 +0,0 @@
-/*
- * Copyright (C) 2011 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_MAT_H
-#define ANDROID_MAT_H
-
-#include "vec.h"
-#include "traits.h"
-
-// -----------------------------------------------------------------------
-
-namespace android {
-
-template <typename TYPE, size_t C, size_t R>
-class mat;
-
-namespace helpers {
-
-template <typename TYPE, size_t C, size_t R>
-mat<TYPE, C, R>& doAssign(
-        mat<TYPE, C, R>& lhs,
-        typename TypeTraits<TYPE>::ParameterType rhs) {
-    for (size_t i=0 ; i<C ; i++)
-        for (size_t j=0 ; j<R ; j++)
-            lhs[i][j] = (i==j) ? rhs : 0;
-    return lhs;
-}
-
-template <typename TYPE, size_t C, size_t R, size_t D>
-mat<TYPE, C, R> PURE doMul(
-        const mat<TYPE, D, R>& lhs,
-        const mat<TYPE, C, D>& rhs)
-{
-    mat<TYPE, C, R> res;
-    for (size_t c=0 ; c<C ; c++) {
-        for (size_t r=0 ; r<R ; r++) {
-            TYPE v(0);
-            for (size_t k=0 ; k<D ; k++) {
-                v += lhs[k][r] * rhs[c][k];
-            }
-            res[c][r] = v;
-        }
-    }
-    return res;
-}
-
-template <typename TYPE, size_t R, size_t D>
-vec<TYPE, R> PURE doMul(
-        const mat<TYPE, D, R>& lhs,
-        const vec<TYPE, D>& rhs)
-{
-    vec<TYPE, R> res;
-    for (size_t r=0 ; r<R ; r++) {
-        TYPE v(0);
-        for (size_t k=0 ; k<D ; k++) {
-            v += lhs[k][r] * rhs[k];
-        }
-        res[r] = v;
-    }
-    return res;
-}
-
-template <typename TYPE, size_t C, size_t R>
-mat<TYPE, C, R> PURE doMul(
-        const vec<TYPE, R>& lhs,
-        const mat<TYPE, C, 1>& rhs)
-{
-    mat<TYPE, C, R> res;
-    for (size_t c=0 ; c<C ; c++) {
-        for (size_t r=0 ; r<R ; r++) {
-            res[c][r] = lhs[r] * rhs[c][0];
-        }
-    }
-    return res;
-}
-
-template <typename TYPE, size_t C, size_t R>
-mat<TYPE, C, R> PURE doMul(
-        const mat<TYPE, C, R>& rhs,
-        typename TypeTraits<TYPE>::ParameterType v)
-{
-    mat<TYPE, C, R> res;
-    for (size_t c=0 ; c<C ; c++) {
-        for (size_t r=0 ; r<R ; r++) {
-            res[c][r] = rhs[c][r] * v;
-        }
-    }
-    return res;
-}
-
-template <typename TYPE, size_t C, size_t R>
-mat<TYPE, C, R> PURE doMul(
-        typename TypeTraits<TYPE>::ParameterType v,
-        const mat<TYPE, C, R>& rhs)
-{
-    mat<TYPE, C, R> res;
-    for (size_t c=0 ; c<C ; c++) {
-        for (size_t r=0 ; r<R ; r++) {
-            res[c][r] = v * rhs[c][r];
-        }
-    }
-    return res;
-}
-
-
-}; // namespace helpers
-
-// -----------------------------------------------------------------------
-
-template <typename TYPE, size_t C, size_t R>
-class mat : public vec< vec<TYPE, R>, C > {
-    typedef typename TypeTraits<TYPE>::ParameterType pTYPE;
-    typedef vec< vec<TYPE, R>, C > base;
-public:
-    // STL-like interface.
-    typedef TYPE value_type;
-    typedef TYPE& reference;
-    typedef TYPE const& const_reference;
-    typedef size_t size_type;
-    size_type size() const { return R*C; }
-    enum { ROWS = R, COLS = C };
-
-
-    // -----------------------------------------------------------------------
-    // default constructors
-
-    mat() { }
-    mat(const mat& rhs)  : base(rhs) { }
-    mat(const base& rhs) : base(rhs) { }
-
-    // -----------------------------------------------------------------------
-    // conversion constructors
-
-    // sets the diagonal to the value, off-diagonal to zero
-    mat(pTYPE rhs) {
-        helpers::doAssign(*this, rhs);
-    }
-
-    // -----------------------------------------------------------------------
-    // Assignment
-
-    mat& operator=(const mat& rhs) {
-        base::operator=(rhs);
-        return *this;
-    }
-
-    mat& operator=(const base& rhs) {
-        base::operator=(rhs);
-        return *this;
-    }
-
-    mat& operator=(pTYPE rhs) {
-        return helpers::doAssign(*this, rhs);
-    }
-
-    // -----------------------------------------------------------------------
-    // non-member function declaration and definition
-
-    friend inline mat PURE operator + (const mat& lhs, const mat& rhs) {
-        return helpers::doAdd(
-                static_cast<const base&>(lhs),
-                static_cast<const base&>(rhs));
-    }
-    friend inline mat PURE operator - (const mat& lhs, const mat& rhs) {
-        return helpers::doSub(
-                static_cast<const base&>(lhs),
-                static_cast<const base&>(rhs));
-    }
-
-    // matrix*matrix
-    template <size_t D>
-    friend mat PURE operator * (
-            const mat<TYPE, D, R>& lhs,
-            const mat<TYPE, C, D>& rhs) {
-        return helpers::doMul(lhs, rhs);
-    }
-
-    // matrix*vector
-    friend vec<TYPE, R> PURE operator * (
-            const mat& lhs, const vec<TYPE, C>& rhs) {
-        return helpers::doMul(lhs, rhs);
-    }
-
-    // vector*matrix
-    friend mat PURE operator * (
-            const vec<TYPE, R>& lhs, const mat<TYPE, C, 1>& rhs) {
-        return helpers::doMul(lhs, rhs);
-    }
-
-    // matrix*scalar
-    friend inline mat PURE operator * (const mat& lhs, pTYPE v) {
-        return helpers::doMul(lhs, v);
-    }
-
-    // scalar*matrix
-    friend inline mat PURE operator * (pTYPE v, const mat& rhs) {
-        return helpers::doMul(v, rhs);
-    }
-
-    // -----------------------------------------------------------------------
-    // streaming operator to set the columns of the matrix:
-    // example:
-    //    mat33_t m;
-    //    m << v0 << v1 << v2;
-
-    // column_builder<> stores the matrix and knows which column to set
-    template<size_t PREV_COLUMN>
-    struct column_builder {
-        mat& matrix;
-        column_builder(mat& matrix) : matrix(matrix) { }
-    };
-
-    // operator << is not a method of column_builder<> so we can
-    // overload it for unauthorized values (partial specialization
-    // not allowed in class-scope).
-    // we just set the column and return the next column_builder<>
-    template<size_t PREV_COLUMN>
-    friend column_builder<PREV_COLUMN+1> operator << (
-            const column_builder<PREV_COLUMN>& lhs,
-            const vec<TYPE, R>& rhs) {
-        lhs.matrix[PREV_COLUMN+1] = rhs;
-        return column_builder<PREV_COLUMN+1>(lhs.matrix);
-    }
-
-    // we return void here so we get a compile-time error if the
-    // user tries to set too many columns
-    friend void operator << (
-            const column_builder<C-2>& lhs,
-            const vec<TYPE, R>& rhs) {
-        lhs.matrix[C-1] = rhs;
-    }
-
-    // this is where the process starts. we set the first columns and
-    // return the next column_builder<>
-    column_builder<0> operator << (const vec<TYPE, R>& rhs) {
-        (*this)[0] = rhs;
-        return column_builder<0>(*this);
-    }
-};
-
-// Specialize column matrix so they're exactly equivalent to a vector
-template <typename TYPE, size_t R>
-class mat<TYPE, 1, R> : public vec<TYPE, R> {
-    typedef vec<TYPE, R> base;
-public:
-    // STL-like interface.
-    typedef TYPE value_type;
-    typedef TYPE& reference;
-    typedef TYPE const& const_reference;
-    typedef size_t size_type;
-    size_type size() const { return R; }
-    enum { ROWS = R, COLS = 1 };
-
-    mat() { }
-    mat(const base& rhs) : base(rhs) { }
-    mat(const mat& rhs) : base(rhs) { }
-    mat(const TYPE& rhs) { helpers::doAssign(*this, rhs); }
-    mat& operator=(const mat& rhs) { base::operator=(rhs); return *this; }
-    mat& operator=(const base& rhs) { base::operator=(rhs); return *this; }
-    mat& operator=(const TYPE& rhs) { return helpers::doAssign(*this, rhs); }
-    // we only have one column, so ignore the index
-    const base& operator[](size_t) const { return *this; }
-    base& operator[](size_t) { return *this; }
-    void operator << (const vec<TYPE, R>& rhs) { base::operator[](0) = rhs; }
-};
-
-// -----------------------------------------------------------------------
-// matrix functions
-
-// transpose. this handles matrices of matrices
-inline int     PURE transpose(int v)    { return v; }
-inline float   PURE transpose(float v)  { return v; }
-inline double  PURE transpose(double v) { return v; }
-
-// Transpose a matrix
-template <typename TYPE, size_t C, size_t R>
-mat<TYPE, R, C> PURE transpose(const mat<TYPE, C, R>& m) {
-    mat<TYPE, R, C> r;
-    for (size_t i=0 ; i<R ; i++)
-        for (size_t j=0 ; j<C ; j++)
-            r[i][j] = transpose(m[j][i]);
-    return r;
-}
-
-// Calculate the trace of a matrix
-template <typename TYPE, size_t C> static TYPE trace(const mat<TYPE, C, C>& m) {
-    TYPE t;
-    for (size_t i=0 ; i<C ; i++)
-        t += m[i][i];
-    return t;
-}
-
-// Test positive-semidefiniteness of a matrix
-template <typename TYPE, size_t C>
-static bool isPositiveSemidefinite(const mat<TYPE, C, C>& m, TYPE tolerance) {
-    for (size_t i=0 ; i<C ; i++)
-        if (m[i][i] < 0)
-            return false;
-
-    for (size_t i=0 ; i<C ; i++)
-      for (size_t j=i+1 ; j<C ; j++)
-          if (fabs(m[i][j] - m[j][i]) > tolerance)
-              return false;
-
-    return true;
-}
-
-// Transpose a vector
-template <
-    template<typename T, size_t S> class VEC,
-    typename TYPE,
-    size_t SIZE
->
-mat<TYPE, SIZE, 1> PURE transpose(const VEC<TYPE, SIZE>& v) {
-    mat<TYPE, SIZE, 1> r;
-    for (size_t i=0 ; i<SIZE ; i++)
-        r[i][0] = transpose(v[i]);
-    return r;
-}
-
-// -----------------------------------------------------------------------
-// "dumb" matrix inversion
-template<typename T, size_t N>
-mat<T, N, N> PURE invert(const mat<T, N, N>& src) {
-    T t;
-    size_t swap;
-    mat<T, N, N> tmp(src);
-    mat<T, N, N> inverse(1);
-
-    for (size_t i=0 ; i<N ; i++) {
-        // look for largest element in column
-        swap = i;
-        for (size_t j=i+1 ; j<N ; j++) {
-            if (fabs(tmp[j][i]) > fabs(tmp[i][i])) {
-                swap = j;
-            }
-        }
-
-        if (swap != i) {
-            /* swap rows. */
-            for (size_t k=0 ; k<N ; k++) {
-                t = tmp[i][k];
-                tmp[i][k] = tmp[swap][k];
-                tmp[swap][k] = t;
-
-                t = inverse[i][k];
-                inverse[i][k] = inverse[swap][k];
-                inverse[swap][k] = t;
-            }
-        }
-
-        t = 1 / tmp[i][i];
-        for (size_t k=0 ; k<N ; k++) {
-            tmp[i][k] *= t;
-            inverse[i][k] *= t;
-        }
-        for (size_t j=0 ; j<N ; j++) {
-            if (j != i) {
-                t = tmp[j][i];
-                for (size_t k=0 ; k<N ; k++) {
-                    tmp[j][k] -= tmp[i][k] * t;
-                    inverse[j][k] -= inverse[i][k] * t;
-                }
-            }
-        }
-    }
-    return inverse;
-}
-
-// -----------------------------------------------------------------------
-
-typedef mat<float, 2, 2> mat22_t;
-typedef mat<float, 3, 3> mat33_t;
-typedef mat<float, 4, 4> mat44_t;
-
-// -----------------------------------------------------------------------
-
-}; // namespace android
-
-#endif /* ANDROID_MAT_H */