2016-06-08 07:25:08 +02:00
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/**
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* @file circ.h
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*
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*/
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#ifndef CIRC_H
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#define CIRC_H
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/*********************
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* INCLUDES
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*********************/
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2016-10-04 09:45:39 +02:00
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#include <lvgl/lv_misc/area.h>
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2016-06-08 07:25:08 +02:00
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#include <stddef.h>
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/*********************
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* DEFINES
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*********************/
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#define CIRC_OCT1_X(p) (p.x)
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#define CIRC_OCT1_Y(p) (p.y)
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#define CIRC_OCT2_X(p) (p.y)
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#define CIRC_OCT2_Y(p) (p.x)
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#define CIRC_OCT3_X(p) (-p.y)
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#define CIRC_OCT3_Y(p) (p.x)
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#define CIRC_OCT4_X(p) (-p.x)
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#define CIRC_OCT4_Y(p) (p.y)
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#define CIRC_OCT5_X(p) (-p.x)
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#define CIRC_OCT5_Y(p) (-p.y)
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#define CIRC_OCT6_X(p) (-p.y)
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#define CIRC_OCT6_Y(p) (-p.x)
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#define CIRC_OCT7_X(p) (p.y)
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#define CIRC_OCT7_Y(p) (-p.x)
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#define CIRC_OCT8_X(p) (p.x)
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#define CIRC_OCT8_Y(p) (-p.y)
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/**********************
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* TYPEDEFS
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**********************/
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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void circ_init(point_t * c, cord_t * tmp, cord_t radius);
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bool circ_cont(point_t * c);
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void circ_next(point_t * c, cord_t * tmp);
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/**********************
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* MACROS
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**********************/
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#endif
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