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cloud.c
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cloud.c
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#include "config.h"
#include <math.h>
#include "allegro.h"
#include "globvars.h"
#include "stuff.h"
#include "palette.h"
void run_clouds(void);
void destroy_cloud(int b);
int quick_cloud(int type, int x, int y, int x_speed, int y_speed, int timeout, int colour, int drag);
void init_clouds(void)
{
int c;
for (c = 0; c < NO_CLOUDS; c ++)
{
cloud[c].type = CLOUD_NONE;
}
}
int create_cloud(int type)
{
int c;
for (c = 0; c < NO_CLOUDS; c ++)
{
if (cloud[c].type == CLOUD_NONE)
break;
if (c == NO_CLOUDS - 1)
return -1;
}
cloud[c].type = type;
cloud[c].timeout = 0;
cloud[c].x_speed = 0;
cloud[c].y_speed = 0;
cloud[c].drag = 0;
cloud[c].time = 0;
return c;
}
void run_clouds(void)
{
int c, dist, speed, angle2;
for (c = 0; c < NO_CLOUDS; c ++)
{
if (cloud[c].type == CLOUD_NONE)
continue;
// if (arena.counter % 8 == 0)
cloud[c].timeout --;
cloud[c].time ++;
if (cloud[c].timeout <= 0)
{
destroy_cloud(c);
continue;
}
if (cloud[c].drag != 0)
{
cloud[c].x_speed *= cloud[c].drag;
cloud[c].x_speed >>= 10;
cloud[c].y_speed *= cloud[c].drag;
cloud[c].y_speed >>= 10;
}
cloud[c].x += cloud[c].x_speed;
cloud[c].y += cloud[c].y_speed;
switch(cloud[c].type)
{
default:
break;
/* case CLOUD_SEEKER_TRAIL:
cloud[c].timeout ++;
break;*/
case CLOUD_BANG:
// cloud[c].status ++;
break;
case CLOUD_BURST:
/* if (cloud[c].time % 10 != 0)
{
cloud[c].timeout ++;
break;
}*/
cloud[c].status -= cloud[c].status2;
if (cloud[c].status < 0)
destroy_cloud(c);
break;
/* case CLOUD_DELAY_SPARKLE:
case CLOUD_DELAY_SPARKLE_COL2:
cloud[c].status --;
if (cloud[c].status > 0)
cloud[c].timeout ++;
break;*/
// case CLOUD_SMALL_SHOCK:
case CLOUD_LARGE_SHOCK:
case CLOUD_HUGE_SHOCK:
cloud[c].timeout --;
break;
case CLOUD_FLARE:
if (cloud[c].timeout & 1)
continue;
speed = 2000 + grand(100);//1000 + grand(1000);
angle2 = grand(ANGLE_1);
// dist = 4000 + grand(4000);
dist = grand(7000);
quick_cloud(CLOUD_BALL_COL2, cloud[c].x + xpart(angle2, dist), cloud[c].y + ypart(angle2, dist),
cloud[c].x_speed + xpart(angle2, speed), cloud[c].y_speed + ypart(angle2, speed), 20 + grand(20) + (cloud[c].timeout >> 1), cloud[c].colour, 810);
quick_cloud(CLOUD_BALL, cloud[c].x + xpart(angle2, dist), cloud[c].y + ypart(angle2, dist),
cloud[c].x_speed + xpart(angle2, speed), cloud[c].y_speed + ypart(angle2, speed), 15 + grand(10) + (cloud[c].timeout >> 1), cloud[c].colour, 815);
break;
case CLOUD_SPARSE_FLARE:
if (!(cloud[c].timeout & 7))
continue;
speed = 1000 + grand(100);//1000 + grand(1000);
angle2 = grand(ANGLE_1);
// dist = 7000 + grand(7000);
dist = grand(10000);
quick_cloud(CLOUD_BALL_COL2, cloud[c].x + xpart(angle2, dist), cloud[c].y + ypart(angle2, dist),
cloud[c].x_speed + xpart(angle2, speed), cloud[c].y_speed + ypart(angle2, speed), 20 + grand(20) + (cloud[c].timeout >> 1), cloud[c].colour, 810);
quick_cloud(CLOUD_BALL, cloud[c].x + xpart(angle2, dist), cloud[c].y + ypart(angle2, dist),
cloud[c].x_speed + xpart(angle2, speed), cloud[c].y_speed + ypart(angle2, speed), 15 + grand(10) + (cloud[c].timeout >> 1), cloud[c].colour, 815);
break;
case CLOUD_SPARSE_NARROW_FLARE:
if (!(cloud[c].timeout & 7))
continue;
speed = 1000 + grand(100);//1000 + grand(1000);
angle2 = grand(ANGLE_1);
dist = grand(3000);
quick_cloud(CLOUD_BALL_COL2, cloud[c].x + xpart(angle2, dist), cloud[c].y + ypart(angle2, dist),
cloud[c].x_speed + xpart(angle2, speed), cloud[c].y_speed + ypart(angle2, speed), 20 + grand(20) + (cloud[c].timeout >> 1), cloud[c].colour, 810);
quick_cloud(CLOUD_BALL, cloud[c].x + xpart(angle2, dist), cloud[c].y + ypart(angle2, dist),
cloud[c].x_speed + xpart(angle2, speed), cloud[c].y_speed + ypart(angle2, speed), 15 + grand(10) + (cloud[c].timeout >> 1), cloud[c].colour, 815);
break;
} // cloud may be destroyed here
}
}
int quick_cloud(int type, int x, int y, int x_speed, int y_speed, int timeout, int colour, int drag)
{
int c;
c = create_cloud(type);
if (c != -1)
{
cloud[c].x = x;
cloud[c].y = y;
cloud[c].timeout = timeout;
cloud[c].colour = colour;
cloud[c].drag = drag;
cloud[c].x_speed = x_speed;
cloud[c].y_speed = y_speed;
}
return c;
}
int simple_cloud(int type, int x, int y, int col, int timeout)
{
int c;
c = create_cloud(type);
if (c != -1)
{
cloud[c].x = x;
cloud[c].y = y;
cloud[c].timeout = timeout;
cloud[c].colour = col;
cloud[c].drag = 0;
cloud[c].x_speed = 0;
cloud[c].y_speed = 0;
}
return c;
}
void double_ball(int x, int y, int size1, int size2, int col)
{
quick_cloud(CLOUD_BALL, x, y, 0, 0, size1, col, 0);
quick_cloud(CLOUD_BALL_COL2, x, y, 0, 0, size2, col, 0);
}
void destroy_cloud(int c)
{
cloud[c].type = CLOUD_NONE;
}