34 lines
828 B
C
34 lines
828 B
C
#ifndef SYS_INPUT_H
|
|
#define SYS_INPUT_H
|
|
|
|
/**
|
|
* Update the state of every button. Each button's btnp state depends
|
|
* on how long it's been down, and calling this function adds one frame.
|
|
*
|
|
* Usually this is called by sys_update(), at the start of frame.
|
|
*/
|
|
void sys_input_update();
|
|
|
|
/**
|
|
* Resets the input state -- all buttons have been held for 0 frames.
|
|
*
|
|
* If the buttons are held next frame, this will lead to a btnp().
|
|
*
|
|
* There's rarely any reason for user code to call this.
|
|
*/
|
|
void sys_input_reset();
|
|
|
|
/**
|
|
* Return whether a button is down.
|
|
*/
|
|
bool sys_btn(DeviceButton button);
|
|
|
|
/**
|
|
* Return whether a button was just pressed.
|
|
*
|
|
* If `repeat`, then this repeats after 30 frames, returning true every 8
|
|
* frames after that.
|
|
*/
|
|
bool sys_btnp(DeviceButton button, bool repeat);
|
|
|
|
#endif // SYS_INPUT_H
|