void JOY_init()
{
vu8 *pb;
u8 a, id;
u16 i;
joyEventCB = NULL;
gport = 0xFFFF;
// disable ints
SYS_disableInts();
/* check for EA 4-Way Play */
pb = (vu8 *)0xa10009;
*pb = 0x40;
pb = (vu8 *)0xa1000b;
*pb = 0x43;
pb = (vu8 *)0xa10005;
*pb = 0x7C;
pb = (vu8 *)0xa1000b;
*pb = 0x7F;
pb = (vu8 *)0xa10005;
*pb = 0x7C;
pb = (vu8 *)0xa10003;
a = *pb & 3;
if (a == 0)
{
/* EA 4-Way Play detected */
portType[PORT_1] = PORT_TYPE_EA4WAYPLAY;
portType[PORT_2] = PORT_TYPE_EA4WAYPLAY;
portSupport[PORT_1] = JOY_SUPPORT_EA4WAYPLAY;
portSupport[PORT_2] = JOY_SUPPORT_OFF;
for (i=JOY_1; i<JOY_NUM; i++)
{
joyType[i] = JOY_TYPE_UNKNOWN; /* default to unknown */
joyState[i] = 0;
joyAxisX[i] = 0;
joyAxisY[i] = 0;
}
// restore ints
SYS_enableInts();
/* wait a few vblanks for JOY_update() to get valid data */
VDP_waitVSync();
VDP_waitVSync();
VDP_waitVSync();
return; /* EA 4-Way Play is the only thing that can be plugged in as it takes both ports */
}
/*
* Initialize ports for peripheral interface protocol - default to
* TH Control Method for pads
*/
/* set the port bits direction */
pb = (vu8 *)0xa10009;
*pb = 0x40;
pb += 2;
*pb = 0x40;
pb += 2;
*pb = 0x40;
/* set the port bits value */
pb = (vu8 *)0xa10003;
*pb = 0x40;
pb += 2;
*pb = 0x40;
pb += 2;
*pb = 0x40;
VDP_waitVSync();
VDP_waitVSync();
/* get ID port 1 */
pb = (vu8 *)0xa10003;
a = *pb;
*pb = 0x00;
id = (a & 8) | (a & 4) ? 8 : 0;
id |= (a & 2) | (a & 1) ? 4 : 0;
a = *pb;
*pb = 0x40;
id |= (a & 8) | (a & 4) ? 2 : 0;
id |= (a & 2) | (a & 1) ? 1 : 0;
portType[PORT_1] = id;
/* get ID port 2 */
pb = (vu8 *)0xa10005;
a = *pb;
*pb = 0x00;
id = (a & 8) | (a & 4) ? 8 : 0;
id |= (a & 2) | (a & 1) ? 4 : 0;
a = *pb;
*pb = 0x40;
id |= (a & 8) | (a & 4) ? 2 : 0;
id |= (a & 2) | (a & 1) ? 1 : 0;
portType[PORT_2] = id;
/* now set the port support */
portSupport[PORT_1] = JOY_SUPPORT_OFF; /* default to off */
portSupport[PORT_2] = JOY_SUPPORT_OFF; /* default to off */
for (i=JOY_1; i<JOY_NUM; i++)
{
joyType[i] = JOY_TYPE_UNKNOWN; /* default to unknown */
joyState[i] = 0;
joyAxisX[i] = 0;
joyAxisY[i] = 0;
}
switch (portType[PORT_1])
{
case PORT_TYPE_MENACER:
case PORT_TYPE_JUSTIFIER:
/* init port for light gun control */
pb = (vu8 *)0xa10009;
*pb = 0x30;
pb = (vu8 *)0xa10003;
*pb = 0x30;
break;
case PORT_TYPE_MOUSE:
case PORT_TYPE_TEAMPLAYER:
/* init port for Three Line Handshake Method */
pb = (vu8 *)0xa10009;
*pb = 0x60;
pb = (vu8 *)0xa10003;
*pb = 0x60;
break;
case PORT_TYPE_PAD:
portSupport[PORT_1] = JOY_SUPPORT_6BTN; /* default to on for pads */
break;
}
switch (portType[PORT_2])
{
case PORT_TYPE_MENACER:
case PORT_TYPE_JUSTIFIER:
/* init port for light gun control */
pb = (vu8 *)0xa1000b;
*pb = 0x30;
pb = (vu8 *)0xa10005;
*pb = 0x30;
break;
case PORT_TYPE_MOUSE:
case PORT_TYPE_TEAMPLAYER:
/* init port for Three Line Handshake Method */
pb = (vu8 *)0xa1000b;
*pb = 0x60;
pb = (vu8 *)0xa10005;
*pb = 0x60;
break;
case PORT_TYPE_PAD:
portSupport[PORT_2] = JOY_SUPPORT_6BTN; /* default to on for pads */
break;
}
/* check if need to turn on an input device */
if ((portType[PORT_1] != PORT_TYPE_PAD) && (portType[PORT_2] != PORT_TYPE_PAD))
{
/* no pads - look for teamplayer or mouse */
if (portType[PORT_1] == PORT_TYPE_TEAMPLAYER)
JOY_setSupport(PORT_1, JOY_SUPPORT_TEAMPLAYER);
else if (portType[PORT_2] == PORT_TYPE_TEAMPLAYER)
JOY_setSupport(PORT_2, JOY_SUPPORT_TEAMPLAYER);
else if (portType[PORT_1] == PORT_TYPE_MOUSE)
JOY_setSupport(PORT_1, JOY_SUPPORT_MOUSE);
else if (portType[PORT_2] == PORT_TYPE_MOUSE)
JOY_setSupport(PORT_2, JOY_SUPPORT_MOUSE);
}
// restore ints
SYS_enableInts();
/* wait a few vblanks for JOY_update() to get valid data */
VDP_waitVSync();
VDP_waitVSync();
VDP_waitVSync();
/* now update pads to reflect true type (3 or 6 button) */
if (portType[PORT_1] == PORT_TYPE_PAD)
if (joyType[JOY_1] == JOY_TYPE_PAD3)
portSupport[PORT_1] = JOY_SUPPORT_3BTN;
if (portType[PORT_2] == PORT_TYPE_PAD)
if (joyType[JOY_2] == JOY_TYPE_PAD3)
portSupport[PORT_2] = JOY_SUPPORT_3BTN;
}
int main()
{
char str[16];
VDP_setScreenWidth256();
VDP_setHInterrupt(0);
VDP_setHilightShadow(0);
// speed up controller checking
JOY_setSupport(PORT_1, JOY_SUPPORT_6BTN);
JOY_setSupport(PORT_2, JOY_SUPPORT_OFF);
JOY_setEventHandler(handleJoyEvent);
BMP_init(TRUE, PAL0, FALSE);
camdist = FIX16(15);
M3D_reset();
M3D_setCamDistance(camdist);
M3D_setLightEnabled(1);
M3D_setLightXYZ(FIX16(0.9), FIX16(0.9), FIX16(-0.9));
// allocate translation and rotation structure
M3D_setTransform(&transformation, &translation, &rotation);
M3D_setTranslation(&transformation, FIX16(0), FIX16(0), FIX16(20));
M3D_setRotation(&transformation, FIX16(0), FIX16(0), FIX16(0));
flatDrawing = 0;
while (1)
{
doActionJoy(JOY_1, JOY_readJoypad(JOY_1));
M3D_setCamDistance(camdist);
// do work here
rotation.x += rotstep.x;
rotation.y += rotstep.y;
rotation.z += rotstep.z;
transformation.rebuildMat = 1;
updatePointsPos();
// ensure previous flip buffer request has been started
BMP_waitWhileFlipRequestPending();
BMP_showFPS(1);
BMP_clear();
drawPoints(0xFF);
BMP_drawText("trans z:", 0, 2);
fix16ToStr(translation.z, str, 2);
BMP_drawText(str, 10, 2);
BMP_drawText("cam dist:", 0, 3);
fix16ToStr(camdist, str, 2);
BMP_drawText(str, 11, 3);
BMP_flip(1);
}
}
