213 lines
5.3 KiB
C
213 lines
5.3 KiB
C
// hello_pad example
|
||
//
|
||
// We're using libetc PadInit() and PadRead() that only supports the 16 buttons pad
|
||
// but doesn't need the libpad lib. It's fine for prototyping and simple stuff.
|
||
|
||
#include <sys/types.h>
|
||
#include <stdio.h>
|
||
#include <libgte.h>
|
||
#include <libetc.h>
|
||
#include <libgpu.h>
|
||
|
||
#define VMODE 0 // Video Mode : 0 : NTSC, 1: PAL
|
||
|
||
#define SCREENXRES 320
|
||
#define SCREENYRES 240
|
||
|
||
#define CENTERX SCREENXRES/2
|
||
#define CENTERY SCREENYRES/2
|
||
|
||
#define MARGINX 32 // margins for text display
|
||
#define MARGINY 32
|
||
|
||
#define FONTSIZE 8 * 2 // Text Field Height
|
||
|
||
#define OTLEN 8 // Ordering Table Length
|
||
|
||
DISPENV disp[2]; // Double buffered DISPENV and DRAWENV
|
||
DRAWENV draw[2];
|
||
|
||
u_long ot[2][OTLEN]; // double ordering table of length 8 * 32 = 256 bits / 32 bytes
|
||
|
||
char primbuff[2][32768] = {1}; // double primitive buffer of length 32768 * 8 = 262.144 bits / 32,768 Kbytes
|
||
|
||
char *nextpri = primbuff[0]; // pointer to the next primitive in primbuff. Initially, points to the first bit of primbuff[0]
|
||
|
||
short db = 0; // index of which buffer is used, values 0, 1
|
||
|
||
void init(void)
|
||
{
|
||
ResetGraph(0);
|
||
|
||
SetDefDispEnv(&disp[0], 0, 0, SCREENXRES, SCREENYRES);
|
||
SetDefDispEnv(&disp[1], 0, SCREENYRES, SCREENXRES, SCREENYRES);
|
||
|
||
SetDefDrawEnv(&draw[0], 0, SCREENYRES, SCREENXRES, SCREENYRES);
|
||
SetDefDrawEnv(&draw[1], 0, 0, SCREENXRES, SCREENYRES);
|
||
|
||
if (VMODE)
|
||
{
|
||
SetVideoMode(MODE_PAL);
|
||
disp[0].screen.y += 8;
|
||
disp[1].screen.y += 8;
|
||
}
|
||
|
||
setRGB0(&draw[0], 50, 50, 50);
|
||
setRGB0(&draw[1], 50, 50, 50);
|
||
|
||
draw[0].isbg = 1;
|
||
draw[1].isbg = 1;
|
||
|
||
PutDispEnv(&disp[db]);
|
||
PutDrawEnv(&draw[db]);
|
||
|
||
FntLoad(960, 0);
|
||
FntOpen(MARGINX, SCREENYRES - MARGINY - FONTSIZE, SCREENXRES - MARGINX * 2, FONTSIZE, 0, 280 );
|
||
|
||
}
|
||
|
||
void display(void)
|
||
{
|
||
DrawSync(0);
|
||
VSync(0);
|
||
|
||
PutDispEnv(&disp[db]);
|
||
PutDrawEnv(&draw[db]);
|
||
|
||
SetDispMask(1);
|
||
|
||
DrawOTag(ot[db] + OTLEN - 1);
|
||
|
||
db = !db;
|
||
|
||
nextpri = primbuff[db];
|
||
}
|
||
|
||
|
||
int main(void)
|
||
{
|
||
|
||
TILE * PADL; // Tile primitives
|
||
TILE * TRIGGERL;
|
||
|
||
TILE * PADR;
|
||
TILE * TRIGGERR;
|
||
|
||
TILE * START, * SELECT;
|
||
|
||
int pad = 0;
|
||
|
||
init();
|
||
|
||
PadInit(0); // Initialize pad. Mode is always 0
|
||
|
||
while (1)
|
||
{
|
||
ClearOTagR(ot[db], OTLEN);
|
||
|
||
// D-cross
|
||
|
||
PADL = (TILE *)nextpri;
|
||
|
||
setTile(PADL);
|
||
setRGB0(PADL, 0, 0, 255);
|
||
setXY0(PADL, CENTERX - 80, CENTERY);
|
||
setWH(PADL, 24, 24);
|
||
|
||
|
||
addPrim(ot[db], PADL);
|
||
|
||
nextpri += sizeof(TILE);
|
||
|
||
// L1+L2
|
||
|
||
TRIGGERL = (TILE *)nextpri;
|
||
|
||
setTile(TRIGGERL);
|
||
setRGB0(TRIGGERL, 255, 0, 0);
|
||
setXY0(TRIGGERL, CENTERX - 80, CENTERY - 80);
|
||
setWH(TRIGGERL, 24, 24);
|
||
|
||
|
||
addPrim(ot[db], TRIGGERL);
|
||
|
||
nextpri += sizeof(TILE);
|
||
|
||
// /\, X, O, []
|
||
|
||
PADR = (TILE *)nextpri;
|
||
|
||
setTile(PADR);
|
||
setRGB0(PADR, 0, 255, 0);
|
||
setXY0(PADR, CENTERX + 50, CENTERY);
|
||
setWH(PADR, 24, 24);
|
||
|
||
addPrim(ot[db], PADR);
|
||
|
||
nextpri += sizeof(TILE);
|
||
|
||
// R1+R2
|
||
|
||
TRIGGERR = (TILE *)nextpri;
|
||
|
||
setTile(TRIGGERR);
|
||
setRGB0(TRIGGERR, 255, 0, 255);
|
||
setXY0(TRIGGERR, CENTERX + 50, CENTERY -80);
|
||
setWH(TRIGGERR, 24, 24);
|
||
|
||
addPrim(ot[db], TRIGGERR);
|
||
|
||
nextpri += sizeof(TILE);
|
||
|
||
// START + SELECT
|
||
|
||
START = (TILE *)nextpri;
|
||
|
||
setTile(START);
|
||
setRGB0(START, 240, 240, 240);
|
||
setXY0(START, CENTERX - 16, CENTERY - 36);
|
||
setWH(START, 24, 24);
|
||
|
||
addPrim(ot[db], START);
|
||
|
||
nextpri += sizeof(TILE);
|
||
|
||
// Pad stuff
|
||
|
||
pad = PadRead(0); // Read pad input. id is unused, always 0
|
||
|
||
// D-pad
|
||
|
||
if(pad & PADLup) {PADL->y0 = CENTERY - 16;} // 🡩
|
||
if(pad & PADLdown) {PADL->y0 = CENTERY + 16;} // 🡫
|
||
if(pad & PADLright){PADL->x0 = CENTERX - 64;} // 🡪
|
||
if(pad & PADLleft) {PADL->x0 = CENTERX - 96;} // 🡨
|
||
|
||
// Buttons
|
||
|
||
if(pad & PADRup) {PADR->y0 = CENTERY - 16;} // △
|
||
if(pad & PADRdown) {PADR->y0 = CENTERY + 16;} // ╳
|
||
if(pad & PADRright){PADR->x0 = CENTERX + 66;} // ⭘
|
||
if(pad & PADRleft) {PADR->x0 = CENTERX + 34;} // ⬜
|
||
|
||
// Shoulder buttons
|
||
|
||
if(pad & PADL1){TRIGGERL->y0 = CENTERY - 64;} // L1
|
||
if(pad & PADL2){TRIGGERL->y0 = CENTERY - 96;} // L2
|
||
if(pad & PADR1){TRIGGERR->y0 = CENTERY - 64;} // R1
|
||
if(pad & PADR2){TRIGGERR->y0 = CENTERY - 96;} // R2
|
||
|
||
// Start & Select
|
||
|
||
if(pad & PADstart){START->w = 32; START->h = 32;START->x0 -= 4;START->y0 -= 4;} // START
|
||
if(pad & PADselect){START->r0 = 0;} // SELECT
|
||
|
||
FntPrint("Hello Pad!");
|
||
|
||
FntFlush(-1);
|
||
|
||
display();
|
||
}
|
||
return 0;
|
||
}
|