forked from enlightenment/efl
171 lines
3.0 KiB
Plaintext
171 lines
3.0 KiB
Plaintext
/* EINA - EFL data type library
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* Copyright (C) 2007-2008 Jorge Luis Zapata Muga
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* Copyright (C) 2009 Cedric BAIL
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library;
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* if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef EINA_INLINE_FP_X_
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# define EINA_INLINE_FP_X_
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static inline Eina_F32p32
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eina_f32p32_int_from(int32_t v)
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{
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return (Eina_F32p32)(v) << 32;
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}
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static inline int32_t
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eina_f32p32_int_to(Eina_F32p32 v)
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{
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return (int32_t)(v >> 32);
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}
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static inline Eina_F32p32
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eina_f32p32_double_from(double v)
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{
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Eina_F32p32 r;
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r = (Eina_F32p32)(v * 4294967296.0 + (v < 0 ? -0.5 : 0.5));
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return r;
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}
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static inline double
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eina_f32p32_double_to(Eina_F32p32 v)
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{
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double r;
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r = v / 4294967296.0;
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return r;
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}
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static inline Eina_F16p16
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eina_f16p16_int_from(int32_t v)
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{
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return v << 16;
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}
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static inline int32_t
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eina_f16p16_int_to(Eina_F16p16 v)
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{
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return v >> 16;
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}
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static inline Eina_F16p16
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eina_f16p16_float_from(float v)
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{
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Eina_F16p16 r;
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r = (Eina_F16p16)(v * 65536.0f + (v < 0 ? -0.5f : 0.5f));
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return r;
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}
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static inline float
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eina_f16p16_float_to(Eina_F16p16 v)
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{
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float r;
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r = v / 65536.0f;
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return r;
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}
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static inline Eina_F16p16
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eina_f16p16_double_from(double v)
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{
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Eina_F16p16 r;
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r = (Eina_F16p16)(v * 65536.0 + (v < 0 ? -0.5 : 0.5));
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return r;
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}
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static inline double
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eina_f16p16_double_to(Eina_F16p16 v)
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{
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double r;
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r = v / 65536.0;
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return r;
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}
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static inline Eina_F8p24
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eina_f8p24_int_from(int32_t v)
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{
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return v << 24;
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}
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static inline int32_t
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eina_f8p24_int_to(Eina_F8p24 v)
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{
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return v >> 24;
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}
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static inline Eina_F8p24
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eina_f8p24_float_from(float v)
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{
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Eina_F8p24 r;
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r = (Eina_F8p24)(v * 16777216.0f + (v < 0 ? -0.5f : 0.5f));
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return r;
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}
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static inline float
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eina_f8p24_float_to(Eina_F8p24 v)
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{
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float r;
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r = v / 16777216.0f;
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return r;
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}
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static inline Eina_F32p32
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eina_f16p16_to_f32p32(Eina_F16p16 a)
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{
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return ((Eina_F32p32) a) << 16;
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}
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static inline Eina_F32p32
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eina_f8p24_to_f32p32(Eina_F8p24 a)
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{
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return ((Eina_F32p32) a) << 8;
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}
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static inline Eina_F16p16
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eina_f32p32_to_f16p16(Eina_F32p32 a)
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{
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return (Eina_F16p16) (a >> 16);
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}
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static inline Eina_F16p16
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eina_f8p24_to_f16p16(Eina_F8p24 a)
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{
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return (Eina_F16p16) (a >> 8);
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}
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static inline Eina_F8p24
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eina_f32p32_to_f8p24(Eina_F32p32 a)
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{
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return (Eina_F8p24) (a >> 8);
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}
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static inline Eina_F8p24
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eina_f16p16_to_f8p24(Eina_F16p16 a)
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{
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return (Eina_F8p24) (a << 8);
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}
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#endif
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