mirror of
https://github.com/sehugg/8bitworkshop.git
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coleco: update presets, stars.c; __MAIN__ define for main file
This commit is contained in:
Steven Hugg
parent
002e8e2447
commit
1d1512453d
@ -10,12 +10,14 @@
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#define XOFS 12 // sprite horiz. offset
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#define BGCOL CV_COLOR_BLUE
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#define CH_BORDER 64
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#define CH_FLOOR 65
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#define CH_LADDER 66
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const byte char_table[8][8] = {
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/*{w:8,h:8,count:8}*/
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/*{w:8,h:8,brev:1,count:8}*/
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{0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},
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{0xFF,0xBF,0xBF,0x00,0xFF,0xFB,0xFB,0x00},
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{0x81,0xFF,0x81,0x81,0x81,0xFF,0x81,0x81},
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@ -27,7 +29,7 @@ const byte char_table[8][8] = {
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};
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const byte static_sprite_table[2][16*2] = {
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/*{w:16,h:16,remap:[-5,0,1,2,3,5,6,7,8,9],count:4}*/
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/*{w:16,h:16,brev:1,remap:[4,0,1,2,3,5,6,7,8,9],count:4}*/
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{
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0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x02, 0x3F,
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0x35, 0x2A, 0x20, 0x20, 0x20, 0x20, 0x20, 0x3F,
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@ -126,10 +128,6 @@ const byte sprite_table[NUM_SPRITE_PATTERNS*2][16*2] = {
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///
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#define BGCOL CV_COLOR_BLUE
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///
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typedef struct Level {
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byte ypos;
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byte height; // TODO: why does bitmask not work?
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@ -41,7 +41,6 @@ extern char font_bitmap_0[];
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#define wait_vsync() __asm__("halt")
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extern volatile bool vint;
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extern volatile uint_fast8_t vint_counter;
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extern void vint_handler(void);
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@ -7,18 +7,25 @@
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#include "common.h"
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//#link "common.c"
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#include "stars.h"
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//#link "stars.c"
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#ifdef CV_SMS
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//#link "fonts.s"
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#endif
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#define NSPRITES 16
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#define NMISSILES 8
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#define YOFFSCREEN 239
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static byte pattern_table[8*2] = {
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/*{w:16,h:8,remap:[3,0,1,2]}*/
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/*{w:16,h:8,brev:1,remap:[-4,0,1,2]}*/
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0xCC, 0xF2, 0xD0, 0xFC, 0xF3, 0xE8, 0xC4, 0x03,
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0x0C, 0x13, 0x02, 0x0F, 0x33, 0x05, 0x08, 0x30,
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};
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static byte sprite_table[][16*2] = {
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/*{w:16,h:16,remap:[-5,0,1,2,3,5,6,7,8,9],count:15}*/
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/*{w:16,h:16,brev:1,remap:[4,0,1,2,3,5,6,7,8,9],count:15}*/
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{
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0x01, 0x03, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01,
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0x03, 0x86, 0xCD, 0xBE, 0x9F, 0xB1, 0xC0, 0x80,
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@ -205,30 +212,28 @@ void setup_formation() {
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#define BLANK 0
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void draw_row(byte row) {
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byte i;
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byte i,j;
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byte x = formation_offset_x / 8;
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byte xd = (formation_offset_x & 7) * 3;
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byte y = 3 + row * 2;
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//vcolumns[y].attrib = 0x2;
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//vcolumns[y].scroll = formation_offset_x;
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for (i=0; i<x; i++)
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putchar(i, y, BLANK);
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putchar(i, y, starfield_get_tile_xy(i,y));
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for (i=0; i<ENEMIES_PER_ROW; i++) {
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byte shape = formation[i + row*ENEMIES_PER_ROW].shape;
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if (shape) {
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shape += xd;
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putchar(x, y, shape);
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putchar(x+1, y, shape+1);
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putchar(x+2, y, shape+2);
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for (j=0; j<3; j++) {
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putchar(x++, y, shape++);
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}
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} else {
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putchar(x, y, BLANK);
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putchar(x+1, y, BLANK);
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putchar(x+2, y, BLANK);
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for (j=0; j<3; j++) {
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putchar(x, y, starfield_get_tile_xy(x,y));
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x++;
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}
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}
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x += 3;
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}
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for (; x<COLS; x++)
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putchar(x, y, BLANK);
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putchar(x, y, starfield_get_tile_xy(x,y));
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}
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void draw_next_row() {
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@ -620,6 +625,7 @@ void play_round() {
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if (!enemies_left) end_timer--;
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wait_for_frame();
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copy_sprites();
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starfield_update();
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}
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}
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@ -643,6 +649,7 @@ void main() {
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vdp_setup();
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setup_graphics();
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clrscr();
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starfield_setup();
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cv_set_vint_handler(&vint_handler);
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cv_set_screen_active(true);
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play_round();
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@ -7,6 +7,10 @@
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#include "common.h"
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//#link "common.c"
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#ifdef CV_SMS
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//#link "fonts.s"
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#endif
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////////// GAME DATA
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typedef struct {
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@ -1,81 +1,56 @@
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#include <stdlib.h>
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#include <string.h>
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#include <cv.h>
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#include <cvu.h>
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#define PATTERN ((const cv_vmemp)0x0000)
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#define COLOR ((const cv_vmemp)0x2000)
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#define IMAGE ((const cv_vmemp)0x1c00)
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#include "common.h"
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volatile bool vint;
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volatile uint_fast8_t vint_counter;
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uint_fast8_t oldcounter;
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char starfield_base_char = 240;
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void vint_handler(void)
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{
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vint = true;
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vint_counter++;
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const char star_yoffsets[32] = {
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31, 11, 25, 10, 21, 1, 9, 6,
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22, 3, 7, 14, 15, 18, 0, 29,
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30, 5, 16, 28, 20, 12, 24, 17,
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13, 8, 26, 19, 23, 27, 2, 4
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};
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byte starfield_get_tile_xy(byte x, byte y) {
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return ((star_yoffsets[x] + y) & 15) + starfield_base_char;
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}
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void update_stars(void)
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{
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uint_fast8_t j;
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uint_fast8_t tmp = vint_counter;
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tmp %= (16 * 8);
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for(j = 0; j < 3; j++)
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{
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cvu_voutb(0x00, PATTERN + j * 256 * 8 + oldcounter);
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cvu_voutb(0x10, PATTERN + j * 256 * 8 + tmp);
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}
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oldcounter = tmp;
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void starfield_setup() {
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for (byte x=0; x<32; x++) {
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for (byte y=0; y<28; y++) {
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putchar(x, y, starfield_get_tile_xy(x, y));
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}
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cvu_voutb(COLOR_FG(CV_COLOR_WHITE),
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COLOR+((starfield_base_char+x)>>3));
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}
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}
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void init_stars(void)
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{
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uint_fast8_t i, j, r;
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for(j = 0; j < 32; j += rand() % 2)
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{
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r = rand() % 16;
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for(i = 0; i < 24; i++)
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{
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cvu_voutb(r++, IMAGE + j + i * 32);
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r %= 16;
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}
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}
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for(j = 0; j < 3; j++)
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cvu_vmemset(COLOR + j * 256 * 8, (CV_COLOR_WHITE << 4) | CV_COLOR_BLACK, 16 * 8);
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cvu_voutb(0x10, PATTERN);
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oldcounter = 0;
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vint_counter = 0;
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void starfield_update() {
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static byte oldcounter;
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const byte mask = 0x7f; // 128 star bytes
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byte counter = vint_counter;
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word base = PATTERN + starfield_base_char * 8;
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// erase old star, create new star in pattern table
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cvu_voutb(0, base + (oldcounter & mask));
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cvu_voutb(8, base + (counter & mask));
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oldcounter = counter;
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}
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void main(void)
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{
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cv_set_screen_active(false);
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cv_set_image_table(IMAGE);
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cv_set_color_table(0x3fff);
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cv_set_character_pattern_t(0x1fff);
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cv_set_screen_mode(CV_SCREENMODE_BITMAP);
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cv_set_vint_handler(&vint_handler);
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cvu_vmemset(PATTERN, 0, 8 * 256 * 3);
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cvu_vmemset(COLOR, 0, 8 * 256 * 3);
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cvu_vmemset(IMAGE, 0xff, 32 * 24);
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#ifdef __MAIN__
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init_stars();
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//#link "common.c"
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cv_set_screen_active(true);
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for(;;)
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{
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while(!vint);
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update_stars();
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vint = false;
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}
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void main() {
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vdp_setup();
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cv_set_vint_handler(&vint_handler);
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starfield_setup();
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cv_set_screen_active(true);
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while(1) {
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wait_vsync();
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starfield_update();
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}
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}
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#endif
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6
presets/coleco/stars.h
Normal file
6
presets/coleco/stars.h
Normal file
@ -0,0 +1,6 @@
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extern unsigned char starfield_base_char;
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extern unsigned char starfield_get_tile_xy(unsigned char x, unsigned char y);
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extern void starfield_setup();
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extern void starfield_update();
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@ -1214,10 +1214,12 @@ function preprocessMCPP(step:BuildStep) {
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"-D", "__8BITWORKSHOP__",
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"-D", "__SDCC_z80",
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"-D", makeCPPSafe(platform.toUpperCase()),
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"-D", "FILE__" + makeCPPSafe(step.path+""),
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"-I", "/share/include",
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"-Q",
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step.path, "main.i"];
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if (step.mainfile) {
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args.unshift.apply(args, ["-D", "__MAIN__"]);
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}
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if (params.extra_preproc_args) {
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args.push.apply(args, params.extra_preproc_args);
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}
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