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69 lines
2.2 KiB
69 lines
2.2 KiB
6 months ago
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/**
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* @file scssdk_input_event.h
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*
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* @brief Input SDK - events.
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*/
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#ifndef SCSSDK_INPUT_EVENT_H
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#define SCSSDK_INPUT_EVENT_H
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#include "scssdk.h"
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#include "scssdk_value.h"
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#include "scssdk_input_event.h"
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SCSSDK_HEADER
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/**
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* @brief Information about a input event.
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*/
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struct scs_input_event_t
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{
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/**
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* @brief Zero-based index of input this event is for.
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*/
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scs_u32_t input_index;
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/**
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* @brief The event value.
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*
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* Must use the value type corresponding to the value_type the input was registered with.
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*/
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union {
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scs_value_bool_t value_bool;
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scs_value_float_t value_float;
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float _sizing_for_future_extensions[6];
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};
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};
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scs_check_size(scs_input_event_t, 28, 28);
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/**
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* @brief Indicates that this is the first call of this callback for the current device in the current frame.
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*/
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const scs_u32_t SCS_INPUT_EVENT_CALLBACK_FLAG_first_in_frame = 0x00000001;
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/**
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* @brief Indicates that this is the first call of this callback after device became active.
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*
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* When this flag is set, the first_in_frame flag will be set as well.
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*/
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const scs_u32_t SCS_INPUT_EVENT_CALLBACK_FLAG_first_after_activation = 0x00000002;
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/**
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* @brief Type of function called to retrieve next event from the input device
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*
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* This function is called on the main thread and must be quick. In each frame where the
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* device is active, this function will be called repeatedly until it returns SCS_RESULT_not_found.
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*
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* @param[out] event_info Store the event info here. Ignored if the function returns anything other than SCS_RESULT_ok.
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* @param flags Combination of relevant SCS_INPUT_EVENT_CALLBACK_FLAG_* flags.
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* @param context Context information passed during device registration.
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* @return SCS_RESULT_ok when event was retrieved, SCS_RESULT_not_found when there was no event. Any other value
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* will disconnect the device and prevent future related callbacks.
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*/
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typedef SCSAPI_RESULT_FPTR(scs_input_event_callback_t)(scs_input_event_t *const event_info, const scs_u32_t flags, const scs_context_t context);
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SCSSDK_FOOTER
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#endif // SCSSDK_INPUT_EVENT_H
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/* eof */
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