32343
843447835d
- IPS200 display menu with real-time status and parameter settings - Camera image processing and line tracking - IMU attitude solution and PID control - WiFi SPI oscilloscope data transmission
77 lines
3.2 KiB
C
77 lines
3.2 KiB
C
/**
|
|
* \file Ifx_LutAtan2F32.h
|
|
* \brief Floating point signal, vector, and matrix library
|
|
*
|
|
*
|
|
* \version disabled
|
|
* \copyright Copyright (c) 2013 Infineon Technologies AG. All rights reserved.
|
|
*
|
|
*
|
|
* IMPORTANT NOTICE
|
|
*
|
|
*
|
|
* Use of this file is subject to the terms of use agreed between (i) you or
|
|
* the company in which ordinary course of business you are acting and (ii)
|
|
* Infineon Technologies AG or its licensees. If and as long as no such
|
|
* terms of use are agreed, use of this file is subject to following:
|
|
|
|
|
|
* Boost Software License - Version 1.0 - August 17th, 2003
|
|
|
|
* Permission is hereby granted, free of charge, to any person or
|
|
* organization obtaining a copy of the software and accompanying
|
|
* documentation covered by this license (the "Software") to use, reproduce,
|
|
* display, distribute, execute, and transmit the Software, and to prepare
|
|
* derivative works of the Software, and to permit third-parties to whom the
|
|
* Software is furnished to do so, all subject to the following:
|
|
|
|
* The copyright notices in the Software and this entire statement, including
|
|
* the above license grant, this restriction and the following disclaimer, must
|
|
* be included in all copies of the Software, in whole or in part, and all
|
|
* derivative works of the Software, unless such copies or derivative works are
|
|
* solely in the form of machine-executable object code generated by a source
|
|
* language processor.
|
|
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
|
* SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
|
* FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
|
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
|
|
*
|
|
* \defgroup library_srvsw_sysse_math_lut_atan2 ATAN lookup table
|
|
* \ingroup library_srvsw_sysse_math_f32_lut
|
|
*/
|
|
|
|
#ifndef IFX_LUTATAN2F32_H
|
|
#define IFX_LUTATAN2F32_H
|
|
//----------------------------------------------------------------------------------------
|
|
#include "Ifx_Lut.h"
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
|
|
#define IFX_LUTATAN2F32_SIZE (1024) /**< \brief size of Ifx_LutAtan2F32 table */
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
|
|
/** \brief Table I for Ifx_LutAtan2F32_fxpAngle() */
|
|
IFX_EXTERN IFX_LUT_TABLE Ifx_Lut_FxpAngle Ifx_g_LutAtan2F32_FxpAngle_table[IFX_LUTATAN2F32_SIZE + 1];
|
|
IFX_EXTERN IFX_LUT_TABLE float32 Ifx_g_LutAtan2F32_table[IFX_LUTATAN2F32_SIZE + 1];
|
|
|
|
/** \brief Initialise the lookup tables
|
|
* \ingroup library_srvsw_sysse_math_lut_atan2
|
|
*/
|
|
IFX_EXTERN void Ifx_LutAtan2F32_init(void);
|
|
|
|
/**
|
|
* \brief Look-up arcus tangent value of y/x.
|
|
* \return fxpAngle 0 .. (IFX_LUT_ANGLE_RESOLUTION - 1), which represents 0 .. 2*IFX_PI
|
|
* \ingroup library_srvsw_sysse_math_lut_atan2
|
|
*/
|
|
IFX_EXTERN Ifx_Lut_FxpAngle Ifx_LutAtan2F32_fxpAngle(float32 x, float32 y);
|
|
IFX_EXTERN float32 Ifx_LutAtan2F32_float32(float32 y, float32 x);
|
|
|
|
#endif
|