mirror of
https://github.com/RetroPortingToolKit/psxrecomp
synced 2026-10-26 02:11:36 -04:00
Alex Vanderveen
27 lines
668 B
C
27 lines
668 B
C
#ifndef PSX_STICK_H
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#define PSX_STICK_H
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Convert one SDL stick vector to the two unsigned DualShock axis bytes.
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*
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* deadzone and anti_deadzone use SDL's 0..32767 radial magnitude scale.
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* Values inside deadzone are centred. Outside it, magnitude is remapped from
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* anti_deadzone to full travel while direction is preserved. anti_deadzone=0
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* is an ordinary rescaled radial deadzone.
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*/
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void psx_stick_to_dualshock(int16_t x, int16_t y,
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int deadzone, int anti_deadzone,
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uint8_t *out_x, uint8_t *out_y);
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#ifdef __cplusplus
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}
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#endif
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#endif
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