non working irq thingie

notworking.mfk

// the emulator supports only 16 sprites:
const byte SPRITE_COUNT = 16
array(vera_sprite_data) sprites[SPRITE_COUNT]
array(sbyte) vx[SPRITE_COUNT]
array(sbyte) vy[SPRITE_COUNT]

import random
import joy
import x16_joy

word x16_irq_address  @$0314
volatile byte vsy

void irqf()
{
	vsy = 0

	// return from irq 
	asm {
		PLA
		TAY
		PLA
		TAX
		PLA
		RTI
	}
}
void setup()
{
	pointer.vera_sprite_data p
    byte i,j
    word x,y
    init_rand_seed()
	vera_poke(VERA_COMPOSER_CTRL+1,64)  // 44 should give 220x165
	vera_poke(VERA_COMPOSER_CTRL+2,64)
    // make balls striped
    for i,0,parallelto,$1f {
        for j,1,parallelto,$f {
            sprite_bitmap[nonet(j<<5) + i] *= j
        }
    }
    for i,0,paralleluntil,SPRITE_COUNT {
        p = sprites[i].pointer
        // bitmap is at $10000:
        p->address = $800
        p->x.lo = (i*8)%%128
        p->x.hi = 0
        p->y = (i*4)%%128
        // no collision, above all layers, no flipping
        p->ctrl0 = $c
        // 32×32 pixels, different palette offsets
        p->ctrl1 = $0 | (i & $f)
        vx[i] = 1 - (rand() & 2)
        vy[i] = 1 - (rand() & 2)
    }
    vera_upload_large($10000, sprite_bitmap.addr, sizeof(sprite_bitmap))
    vera_upload_large(VERA_SPRITES, sprites.addr, sizeof(sprites))
    // enable sprites:
    vera_poke(VERA_SPRITE_CTRL, 1)
	
   
}

void main () {
    pointer.vera_sprite_data p
	byte i,j
	word x,y
	
	setup()
	asm {sei}
	//irq_pointer = irqf.addr
	x16_irq_address=irqf.addr
	asm {cli}
	while(true) {
		vsy += 1
		while(vsy!=0) {}
	
		
		for i,1,paralleluntil,SPRITE_COUNT {
				p = sprites[i].pointer
				x = p->x
				y = p->y
				x += vx[i]
				y += vy[i]
				p->x = x
				p->y = y
				if x == 0 { vx[i] = 1 }
				if x >= 250-32 { vx[i] = 0-1 }
				if y == 0 { vy[i] = 1 }
				if y >= 250-32 { vy[i] = 0-1 }
		}
		
		vera_upload_large(VERA_SPRITES, sprites.addr, sizeof(sprites))
				
		
		read_joy1()
		p = sprites[0].pointer
		p->x = p->x + input_dx
		p->y = p->y + input_dy
	}
}


array sprite_bitmap = [
$01,$11,$11,$10,
$10,$00,$00,$01,
$10,$10,$01,$01,
$10,$00,$00,$01,
$10,$10,$01,$01,
$10,$11,$11,$01,
$11,$00,$00,$11,
$01,$11,$11,$10,
$00,$00,$00,$01,$11,$11,$11,$11,$11,$11,$11,$11,$10,$00,$00,$00,
$00,$00,$00,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$00,$00,$00,
$00,$00,$01,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$10,$00,$00,
$00,$00,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$00,$00,
$00,$01,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$10,$00,
$00,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$00,
$00,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$00,
$01,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$10,
$01,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$10,
$01,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$10,
$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,
$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,
$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,
$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,
$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,
$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,
$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,
$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,
$01,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$10,
$01,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$10,
$01,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$10,
$00,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$00,
$00,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$00,
$00,$01,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$10,$00,
$00,$00,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$00,$00,
$00,$00,$01,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$10,$00,$00,
$00,$00,$00,$11,$11,$11,$11,$11,$11,$11,$11,$11,$11,$00,$00,$00,
$00,$00,$00,$01,$11,$11,$11,$11,$11,$11,$11,$11,$10,$00,$00,$00,
$00,$00,$00,$00,$01,$11,$11,$11,$11,$11,$11,$10,$00,$00,$00,$00,
$00,$00,$00,$00,$00,$00,$11,$11,$11,$11,$00,$00,$00,$00,$00,$00
]