mirror of
https://github.com/sehugg/8bitworkshop.git
synced 2024-11-18 18:07:35 +00:00
104 lines
2.9 KiB
C
104 lines
2.9 KiB
C
|
|
//#resource "astrocade.inc"
|
|
#include "aclib.h"
|
|
//#link "aclib.s"
|
|
//#link "hdr_autostart.s"
|
|
#include "acbios.h"
|
|
//#link "acbios.s"
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
/*{pal:"astrocade",layout:"astrocade"}*/
|
|
const byte palette[8] = {
|
|
0x77, 0xD4, 0x35, 0x01,
|
|
0x07, 0xD4, 0x35, 0x01,
|
|
};
|
|
|
|
const byte BALL[] = {
|
|
0, 0, // x and y offset
|
|
1, 6, // width (bytes) and height (lines)
|
|
/*{w:8,h:6,brev:1}*/
|
|
0b01111000,
|
|
0b11011100,
|
|
0b10111100,
|
|
0b10111100,
|
|
0b11111100,
|
|
0b01111000,
|
|
};
|
|
|
|
// BCD number
|
|
byte bcdnum[3] = {0x96,0x99,0x09};
|
|
const byte bcdinc[3] = {0x01,0x00,0x00};
|
|
|
|
byte music_stack[16];
|
|
const byte MUSICDATA[] = {
|
|
0x80,
|
|
0x20,0xB0,0xCC,0x0F,0x0C,0x7E,0x00,0x00,
|
|
0x0C,0x7E,0x00,0x00,0x24,0x5E,0x7E,0x96,
|
|
0x0C,0x54,0x64,0x7E,0x0E,0x4A,0x5E,0x7E,
|
|
0x10,0x46,0x54,0x7E,0x48,0x3E,0x4A,0x5E,
|
|
0x0E,0x5E,0x8D,0x70,0x10,0x54,0x8D,0x70,
|
|
0x36,0x4A,0x5E,0x70,0x12,0x46,0x54,0x7E,
|
|
0x24,0x54,0x64,0x7E,0x48,0x5E,0x96,0x7E,
|
|
0xE0,0x80,0x18,0x90,0xFD,0xB0,0xFF,0x1F,
|
|
0xF0,
|
|
};
|
|
|
|
void main(void) {
|
|
// setup palette
|
|
set_palette(palette);
|
|
// set screen height
|
|
// set horizontal color split (position / 4)
|
|
// set interrupt status
|
|
SYS_SETOUT(89*2, 23, 0);
|
|
// clear screen
|
|
SYS_FILL(0x4000, 89*40, 0);
|
|
// display standard characters
|
|
display_string(2, 2, OPT_ON(1), "HELLO, WORLD!\xb1\xb2\xb3\xb4\xb5");
|
|
// 2x2 must have X coordinate multiple of 2
|
|
display_string(4, 16, OPT_2x2|OPT_ON(2), "BIG TEXT!");
|
|
// 4x4 must have X coordinate multiple of 4
|
|
display_string(4, 36, OPT_4x4|OPT_ON(2), "4X4");
|
|
// we can use OR mode to make a shadow
|
|
display_string(4, 38, OPT_4x4|OPT_ON(3)|OPT_OR, "4X4");
|
|
// and XOR mode to invert existing pixels
|
|
// (careful, there's no clipping)
|
|
display_string(109, 24, OPT_8x8|OPT_ON(3)|OPT_XOR, "?");
|
|
// small font must be aligned to multiple of 4
|
|
display_string(4, 80, OPT_ON(1), "\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9");
|
|
// paint a rectangle with a pattern mask (0xa5)
|
|
paint_rectangle(4, 72, 100, 4, 0xa5);
|
|
// write from pattern block
|
|
write_relative(50, 80, M_XPAND, BALL);
|
|
write_relative(60, 80, M_XPAND, BALL);
|
|
// write_pattern() doesn't use the x/y offset
|
|
write_pattern(70, 80, M_XPAND, BALL+2);
|
|
write_pattern(0, 80, M_XPAND|M_FLOP, BALL+2);
|
|
write_pattern(1, 70, M_XPAND|M_FLOP, BALL+2);
|
|
write_pattern(2, 60, M_XPAND|M_FLOP, BALL+2);
|
|
// infinite loop
|
|
activate_interrupts();
|
|
// make sure screen doesn't black out
|
|
RESET_TIMEOUT();
|
|
// play music
|
|
//begin_music(music_stack, 0b11111100, MUSICDATA);
|
|
while (1) {
|
|
// wait for SENTRY result
|
|
word code;
|
|
do {
|
|
code = sense_transition(ALKEYS);
|
|
} while (code == 0);
|
|
// respond to SENTRY
|
|
switch (code & 0xff) {
|
|
case SSEC:
|
|
display_bcd_number(80, 80, OPT_ON(2), bcdnum, 6|DISBCD_SML|DISBCD_NOZERO);
|
|
bcdn_add(bcdnum, 3, bcdinc);
|
|
break;
|
|
case SP0:
|
|
hw_horcb = (code>>8)>>2;
|
|
break;
|
|
}
|
|
}
|
|
}
|