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fireworks.c
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/*
* fireworks.c
* Copyright (C) 1998 Brainchild Design - http://brainchilddesign.com/
*
* Copyright (C) 2001 Chuck Mason <[email protected]>
*
* Copyright (C) 2002 Florian Schulze <[email protected]>
*
* This file is part of Jump'n'Bump.
*
* Jump'n'Bump is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Jump'n'Bump is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "globals.h"
extern unsigned int ban_map[17][22];
void fireworks(void)
{
unsigned char *handle;
int c1, c2;
int s1, s2, s3;
char pal[768];
struct {
int used, direction, colour;
int x, y;
int x_add, y_add;
int timer;
int anim, frame, frame_tick, image;
} rabbits[20];
struct {
int x, y;
int old_x, old_y;
int col;
int back[2];
} stars[300];
register_background(NULL, NULL);
if ((handle = dat_open("level.pcx")) == 0) {
strcpy(main_info.error_str, "Error loading 'level.pcx', aborting...\n");
return;
}
read_pcx(handle, mask_pic, JNB_WIDTH*JNB_HEIGHT, pal);
memset(mask_pic, 0, JNB_WIDTH*JNB_HEIGHT);
register_mask(mask_pic);
memset(ban_map, 0, sizeof(ban_map));
fillpalette(0, 0, 0);
draw_begin();
for (c2 = JNB_HEIGHT - 63; c2 < JNB_HEIGHT; c2++) {
clear_lines(0, c2, 1, get_color((c2 - 192) >> 2, pal));
clear_lines(1, c2, 1, get_color((c2 - 192) >> 2, pal));
}
draw_end();
setpalette(0, 256, pal);
for (c1 = 0; c1 < 20; c1++)
rabbits[c1].used = 0;
rabbits[0].used = 1;
rabbits[0].colour = rnd(4);
rabbits[0].x = (int) (150 + rnd(100)) << 16;
rabbits[0].y = 256 << 16;
rabbits[0].x_add = ((int) rnd(65535) << 1) - 65536;
if (rabbits[0].x_add > 0)
rabbits[0].direction = 0;
else
rabbits[0].direction = 1;
rabbits[0].y_add = -262144 + (rnd(16384) * 5);
rabbits[0].timer = 30 + rnd(150);
rabbits[0].anim = 2;
rabbits[0].frame = 0;
rabbits[0].frame_tick = 0;
rabbits[0].image = player_anims[rabbits[0].anim].frame[rabbits[0].frame].image + rabbits[0].colour * 18 + rabbits[0].direction * 9;
draw_begin();
for (c1 = 0; c1 < 300; c1++) {
s1 = rnd(JNB_WIDTH);
s2 = rnd(JNB_HEIGHT);
s3 = 30 - rnd(7);
stars[c1].x = stars[c1].old_x = (s1 << 16);
stars[c1].y = stars[c1].old_y = (s2 << 16);
stars[c1].col = s3;
stars[c1].back[0] = stars[c1].back[1] = get_pixel(0, s1, s2);
}
draw_end();
main_info.page_info[0].num_pobs = 0;
main_info.page_info[1].num_pobs = 0;
main_info.view_page = 0;
main_info.draw_page = 1;
while (key_pressed(1) == 0) {
dj_mix();
intr_sysupdate();
for (c1 = 0; c1 < 300; c1++) {
stars[c1].old_x = stars[c1].x;
stars[c1].old_y = stars[c1].y;
stars[c1].y -= (int) (31 - stars[c1].col) * 16384;
if ((stars[c1].y >> 16) < 0)
stars[c1].y += JNB_HEIGHT << 16;
if ((stars[c1].y >> 16) >= JNB_HEIGHT)
stars[c1].y -= JNB_HEIGHT << 16;
}
for (c1 = 0, c2 = 0; c1 < 20; c1++) {
if (rabbits[c1].used == 1)
c2++;
}
if ((c2 == 0 && rnd(10000) < 200) || (c2 == 1 && rnd(10000) < 150) || (c2 == 2 && rnd(10000) < 100) || (c2 == 3 && rnd(10000) < 50)) {
for (c1 = 0; c1 < 20; c1++) {
if (rabbits[c1].used == 0) {
rabbits[c1].used = 1;
rabbits[c1].colour = rnd(4);
rabbits[c1].x = (int) (150 + rnd(100)) << 16;
rabbits[c1].y = 256 << 16;
rabbits[c1].x_add = ((int) rnd(65535) << 1) - 65536;
if (rabbits[c1].x_add > 0)
rabbits[c1].direction = 0;
else
rabbits[c1].direction = 1;
rabbits[c1].y_add = -262144 + (rnd(16384) * 5);
rabbits[c1].timer = 30 + rnd(150);
rabbits[c1].anim = 2;
rabbits[c1].frame = 0;
rabbits[c1].frame_tick = 0;
rabbits[c1].image = player_anims[rabbits[c1].anim].frame[rabbits[c1].frame].image + rabbits[c1].colour * 18 + rabbits[c1].direction * 9;
break;
}
}
}
dj_mix();
main_info.page_info[main_info.draw_page].num_pobs = 0;
for (c1 = 0; c1 < 20; c1++) {
if (rabbits[c1].used == 1) {
rabbits[c1].y_add += 2048;
if (rabbits[c1].y_add > 36864 && rabbits[c1].anim != 3) {
rabbits[c1].anim = 3;
rabbits[c1].frame = 0;
rabbits[c1].frame_tick = 0;
rabbits[c1].image = player_anims[rabbits[c1].anim].frame[rabbits[c1].frame].image + rabbits[c1].colour * 18 + rabbits[c1].direction * 9;
}
rabbits[c1].x += rabbits[c1].x_add;
rabbits[c1].y += rabbits[c1].y_add;
if ((rabbits[c1].x >> 16) < 16 || (rabbits[c1].x >> 16) > JNB_WIDTH || (rabbits[c1].y >> 16) > JNB_HEIGHT) {
rabbits[c1].used = 0;
continue;
}
rabbits[c1].timer--;
if (rabbits[c1].timer <= 0) {
rabbits[c1].used = 0;
for (c2 = 0; c2 < 6; c2++)
add_object(OBJ_FUR, (rabbits[c1].x >> 16) + 6 + rnd(5), (rabbits[c1].y >> 16) + 6 + rnd(5), rabbits[c1].x_add + (rnd(65535) - 32768) * 3, rabbits[c1].y_add + (rnd(65535) - 32768) * 3, 0, 44 + rabbits[c1].colour * 8);
for (c2 = 0; c2 < 6; c2++)
add_object(OBJ_FLESH, (rabbits[c1].x >> 16) + 6 + rnd(5), (rabbits[c1].y >> 16) + 6 + rnd(5), rabbits[c1].x_add + (rnd(65535) - 32768) * 3, rabbits[c1].y_add + (rnd(65535) - 32768) * 3, 0, 76);
for (c2 = 0; c2 < 6; c2++)
add_object(OBJ_FLESH, (rabbits[c1].x >> 16) + 6 + rnd(5), (rabbits[c1].y >> 16) + 6 + rnd(5), rabbits[c1].x_add + (rnd(65535) - 32768) * 3, rabbits[c1].y_add + (rnd(65535) - 32768) * 3, 0, 77);
for (c2 = 0; c2 < 8; c2++)
add_object(OBJ_FLESH, (rabbits[c1].x >> 16) + 6 + rnd(5), (rabbits[c1].y >> 16) + 6 + rnd(5), rabbits[c1].x_add + (rnd(65535) - 32768) * 3, rabbits[c1].y_add + (rnd(65535) - 32768) * 3, 0, 78);
for (c2 = 0; c2 < 10; c2++)
add_object(OBJ_FLESH, (rabbits[c1].x >> 16) + 6 + rnd(5), (rabbits[c1].y >> 16) + 6 + rnd(5), rabbits[c1].x_add + (rnd(65535) - 32768) * 3, rabbits[c1].y_add + (rnd(65535) - 32768) * 3, 0, 79);
dj_play_sfx(SFX_DEATH, SFX_DEATH_FREQ, 64, -1);
continue;
}
rabbits[c1].frame_tick++;
if (rabbits[c1].frame_tick >= player_anims[rabbits[c1].anim].frame[rabbits[c1].frame].ticks) {
rabbits[c1].frame++;
if (rabbits[c1].frame >= player_anims[rabbits[c1].anim].num_frames)
rabbits[c1].frame = player_anims[rabbits[c1].anim].restart_frame;
rabbits[c1].frame_tick = 0;
}
rabbits[c1].image = player_anims[rabbits[c1].anim].frame[rabbits[c1].frame].image + rabbits[c1].colour * 18 + rabbits[c1].direction * 9;
if (rabbits[c1].used == 1)
add_pob(main_info.draw_page, rabbits[c1].x >> 16, rabbits[c1].y >> 16, rabbits[c1].image, &rabbit_gobs);
}
}
dj_mix();
update_objects();
draw_begin();
for (c1 = 0; c1 < 300; c1++) {
stars[c1].back[main_info.draw_page] = get_pixel(main_info.draw_page, stars[c1].x >> 16, stars[c1].y >> 16);
set_pixel(main_info.draw_page, stars[c1].x >> 16, stars[c1].y >> 16, get_color(stars[c1].col, pal));
}
dj_mix();
draw_pobs(main_info.draw_page);
draw_end();
main_info.draw_page ^= 1;
main_info.view_page ^= 1;
flippage(main_info.view_page);
wait_vrt(1);
draw_begin();
redraw_pob_backgrounds(main_info.draw_page);
dj_mix();
intr_sysupdate();
for (c1 = 299; c1 >= 0; c1--) {
set_pixel(main_info.draw_page, stars[c1].old_x >> 16, stars[c1].old_y >> 16, stars[c1].back[main_info.draw_page]);
}
draw_end();
}
}