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Joystick.c
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Joystick.c
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/**********************************************
* *
* AGE v 0.4 *
* Amiga Game Engine *
* Copyright 2011-2018 *
* by Pedro Gil Guirado - Balrog Soft *
* www.amigaskool.net *
* *
**********************************************/
#include <stdio.h>
#include <stdlib.h>
#include <libraries/lowlevel.h>
#include <proto/exec.h>
#include <proto/lowlevel.h>
#include "Joystick.h"
struct Library* LowLevelBase = NULL;
JoystickState joyRet;
BOOL joy_init(void)
{
joyRet.up = FALSE;
joyRet.down = FALSE;
joyRet.left = FALSE;
joyRet.right = FALSE;
joyRet.button1 = FALSE;
joyRet.button2 = FALSE;
if (LowLevelBase = OpenLibrary("lowlevel.library",1))
return TRUE;
printf("LowLevel.library not found.\n");
return FALSE;
}
JoystickState* joy_getState(ULONG joyPort)
{
if (LowLevelBase)
{
ULONG joyState = ReadJoyPort(joyPort);
if ((joyState & JP_TYPE_GAMECTLR) || (joyState & JP_TYPE_JOYSTK))
{
joyRet.up = (joyState & JPF_JOY_UP);
joyRet.down = (joyState & JPF_JOY_DOWN);
joyRet.left = (joyState & JPF_JOY_LEFT);
joyRet.right = (joyState & JPF_JOY_RIGHT);
joyRet.button1 = (joyState & JPF_BUTTON_RED);
joyRet.button2 = (joyState & JPF_BUTTON_BLUE);
return &joyRet;
}
else
return NULL;
}
else
return NULL;
}
void joy_dealloc(void)
{
if (LowLevelBase)
CloseLibrary(LowLevelBase);
}