/**
* Add a Gozuky foe droped by a Naggys foe in the guardian phase
* @param foe Pointer to a Naggys foe
*/
void
lonely_foe_add_gozuky (enemy * foe, Uint32 cannon_pos)
{
Sint32 xcoord, ycoord;
Sint16 power, current_image;
spaceship_struct *ship = spaceship_get ();
sprite *spr = &foe->spr;
xcoord =
(Sint32) (spr->xcoord +
spr->img[spr->
current_image]->cannons_coords[cannon_pos][XCOORD]);
/* check if the sprite is visible or not */
if (xcoord <= offscreen_startx ||
xcoord >= (offscreen_startx + offscreen_width_visible - 1))
{
return;
}
ycoord =
(Sint32) (spr->ycoord +
spr->img[spr->
current_image]->cannons_coords[cannon_pos][YCOORD]);
power = (Sint16) ((ship->type << 1) + 10);
current_image = (Sint16) (rand () % ENEMIES_SPECIAL_NUM_OF_IMAGES);
foe = lonely_foe_new (power, power, current_image, GOZUKY, 6000);
if (foe == NULL)
{
return;
}
spr = &foe->spr;
spr->anim_speed = 1;
spr->speed = 0.2f;
spr->xcoord = (float) (xcoord - spr->img[0]->x_gc);
spr->ycoord = (float) (ycoord - spr->img[0]->y_gc);
}
/**
* Initialize a bonus (green, red, yellow, or purple gem)
* or a lonely foe, into meteors phase
* @param pos_x X-coordinate of the gem
* @param pos_y Y-coordinate of the gem
*/
static void
bonus_meteor_new (float pos_x, float pos_y)
{
Sint32 btype = 0;
spaceship_struct *ship = spaceship_get ();
/* get a bonus or penality value according to the difficulty */
if (num_level == 0)
btype = (((Sint32) rand () % ((ship->type << 2) + 30)));
if (num_level == 1)
btype = (((Sint32) rand () % ((ship->type << 2) + 40)));
if (num_level == 2)
btype = (((Sint32) rand () % ((ship->type << 2) + 50)));
if (num_level >= 3)
btype = (((Sint32) rand () % ((ship->type << 2) + 60)));
btype = bonus_meteor_get (btype);
switch (btype)
{
/* one level in the options range (green gem) */
case BONUS_INC_BY_1:
bonus_new_gem (BONUS_INC_BY_1, pos_x, pos_y, 0.25f);
break;
/* two levels in the options range (red gem) */
case BONUS_INC_BY_2:
bonus_new_gem (BONUS_INC_BY_2, pos_x, pos_y, 0.35f);
break;
/* add a satellite protection bonus (yellow gem) */
case BONUS_ADD_SATELLITE:
bonus_new_gem (BONUS_ADD_SATELLITE, pos_x, pos_y, 0.55f);
break;
/* add a energy bonus (purple gem) */
case BONUS_INC_ENERGY:
bonus_new_gem (BONUS_INC_ENERGY, pos_x, pos_y, 0.45f);
break;
/* add a bonus score multiplier (blue gem) */
case BONUS_SCR_MULTIPLIER:
bonus_new_gem (BONUS_SCR_MULTIPLIER, pos_x, pos_y, 0.65f);
break;
/* add a new lonely foe */
case PENALITY_LONELY_FOE:
if (num_of_enemies < (MAX_OF_ENEMIES - 2))
{
lonely_foe_add (-1);
}
break;
default:
break;
}
}
/**
* Display player's ernergy level bar
*/
void
energy_gauge_spaceship_update (void)
{
spaceship_struct *ship = spaceship_get ();
if (!energy_gauge_spaceship_is_update)
{
return;
}
draw_energy_gauge (GAUGE_SPACESHIP_WIDTH * pixel_size,
ship->spr.energy_level, 210 * pixel_size,
(ship->type * 20 + 20) * pixel_size);
}
/**
* Add a satellite protection or enable electrical shocks
*/
void
satellite_add (void)
{
Sint32 i;
satellite_struct *sat;
spaceship_struct *ship = spaceship_get ();
/* restore the energy of all satellites */
for (i = 0; i < SATELLITES_MAXOF; i++)
{
/* set level of energy */
satellites[i].energy_level = (Sint16) (50 + ship->type * 10);
/* set power of destruction */
satellites[i].pow_of_dest = (Sint16) (15 + ship->type * 5);
}
if (num_of_satellites < 5)
{
/* get a free satellite protection */
sat = satellite_get ();
if (sat == NULL)
{
return;
}
/* set level of energy (zero correspond to destruction of the satellite) */
sat->energy_level = (Sint16) (50 + ship->type * 10);
/* set power of the satellite's shot */
sat->pow_of_dest = (Sint16) (15 + ship->type * 5);
/* set number of images of the sprite */
sat->numof_images = SATELLITES_NUMOF_IMAGES;
/* set current image */
sat->current_image = 0;
/* value of delay between two images */
sat->anim_speed = 8;
/* counter of delay between two images */
sat->anim_count = 0;
/* set shot time-frequency */
sat->fire_rate = 25;
sat->fire_rate_count = sat->fire_rate;
/* set addresses of the images buffer */
for (i = 0; i < sat->numof_images; i++)
{
sat->img[i] = (image *) & satellites_images[ship->type][i];
}
satellites_setup ();
}
else
{
/* maximum number of satellites reached, enable electrical shocks */
electrical_shock_enable = TRUE;
}
}
/**
* Create a new enemy
* @param delay_next Animation speed
* @param type Identifier of this enemy
* @param shot_delay Delay value before two shots
* @param speed Speed of the displacement
* @return Pointer to the new enemy element
*/
static enemy *
lonely_foe_create (Sint16 delay_next, Sint32 type, Sint32 shot_delay,
float speed)
{
spaceship_struct *ship = spaceship_get ();
Sint16 power = (Sint16) ((ship->type << 1) + type - 40);
Sint16 energy = (Sint16) ((ship->type << 2) + (power << 3) / 3 + 10);
enemy *foe = lonely_foe_new (power, energy, 0, type, shot_delay);
if (foe == NULL)
{
return NULL;
}
foe->spr.anim_speed = delay_next;
foe->spr.speed = speed;
return foe;
}
/**
* Create a new enemy element which follow a curve
* @param type Identifier of this enemy
* @param shot_delay Delay value before two shots
*/
void
lonely_foe_curve_create (Sint32 type, Sint32 shot_delay)
{
enemy *foe;
Sint16 curve_num;
Sint16 current_image, power, energy;
spaceship_struct *ship = spaceship_get ();
curve_num = 51 + (Sint16) (rand () % 4);
current_image = initial_curve[curve_num].angle[0];
power = (Sint16) ((ship->type << 1) + type - 40);
energy = (Sint16) ((ship->type << 2) + (power << 3) / 3 + 10);
foe = lonely_foe_new (power, energy, current_image, type, shot_delay);
if (foe == NULL)
{
return;
}
foe->num_courbe = curve_num;
foe->spr.xcoord = (float) (initial_curve[curve_num].pos_x + 128 - 32);
foe->spr.ycoord = (float) (initial_curve[curve_num].pos_y + 128 - 32);
foe->pos_vaiss[POS_CURVE] = 0;
}
/**
* Add a circular shockwave from the player's spaceship
*/
void
shockwave_add (void)
{
shockwave_struct *shock;
spaceship_struct *ship = spaceship_get ();
shock = shockwave_get ();
if (shock == NULL)
{
return;
}
shock->ring_index = 0;
shock->color_index = 0;
shock->center_x =
(Sint32) (ship->spr.xcoord +
ship->spr.img[ship->spr.current_image]->x_gc);
shock->center_y =
(Sint32) (ship->spr.ycoord +
ship->spr.img[ship->spr.current_image]->y_gc);
#ifdef USE_SDLMIXER
sound_play (SOUND_CIRCULAR_SHOCK);
#endif
}
/**
* Collision between a gem and the spaceship
* @param gem_str pointer to a gem structure
* @return TRUE if the gem touched the spaceship
*/
static bool
bonus_collision (const gem_str * const gem)
{
image *gem_img, *ship_img;
Sint32 i;
Sint32 collisionx, collisiony, gemx, gemy;
spaceship_struct *ship = spaceship_get ();
gem_img = gem->img[gem->current_image];
ship_img = ship->spr.img[ship->spr.current_image];
gemx = (Sint32) gem->xcoord + gem_img->collisions_coords[0][XCOORD];
gemy = (Sint32) gem->ycoord + gem_img->collisions_coords[0][YCOORD];
/* for each collision point of the spaceship */
for (i = 0; i < ship_img->numof_collisions_points; i++)
{
collisionx =
(Sint32) ship->spr.xcoord + ship_img->collisions_points[i][XCOORD];
collisiony =
(Sint32) ship->spr.ycoord + ship_img->collisions_points[i][YCOORD];
/* check if collision point is into gem collision zone */
if (collisionx >= gemx &&
collisiony >= gemy &&
collisionx < (gemx + gem_img->collisions_sizes[0][IMAGE_WIDTH])
&& collisiony < (gemy + gem_img->collisions_sizes[0][IMAGE_HEIGHT]))
{
/* increase score of the player */
player_score += 250 << score_multiplier;
switch (gem->type)
{
/*
* add one level in the options range (green gem)
*/
case BONUS_INC_BY_1:
{
ship->gems_count++;
option_change = TRUE;
#ifdef USE_SDLMIXER
sound_play (SOUND_GREEN_GEM);
#endif
}
break;
/*
* add two levels in the options range (red gem)
*/
case BONUS_INC_BY_2:
{
ship->gems_count += 2;
option_change = TRUE;
#ifdef USE_SDLMIXER
sound_play (SOUND_RED_GEM);
#endif
}
break;
/*
* add a satellite protection (yellow gem)
*/
case BONUS_ADD_SATELLITE:
{
satellite_add ();
#ifdef USE_SDLMIXER
sound_play (SOUND_YELLOW_GEM);
#endif
}
break;
/*
* restore energy level of the spaceship
* (purple gem)
*/
case BONUS_INC_ENERGY:
{
if (ship->spr.energy_level < ship->spr.pow_of_dest)
{
option_boxes[1].close_option = FALSE;
#ifdef USE_SDLMIXER
sound_play (SOUND_PURPLE_GEM);
#endif
}
/* maximum energy level reached:
* circular shock wave is propagated */
else
{
shockwave_add ();
}
/* increase the level of energy of the spaceship */
ship->spr.energy_level += 20;
if (ship->spr.energy_level >= ship->spr.pow_of_dest)
{
ship->spr.energy_level = ship->spr.pow_of_dest;
if (!option_boxes[OPTION_PANEL_REPAIR].close_option)
{
/* maximum energy level:
* start anim of closing option box */
option_anim_init (OPTION_PANEL_REPAIR, TRUE);
}
}
energy_gauge_spaceship_is_update = TRUE;
}
break;
/*
* add a score multiplier (blue gem)
*/
case 4:
{
score_multiplier++;
/* multiplier x4 maximum is allowed */
if (score_multiplier > 2)
{
score_multiplier = 2;
}
}
break;
}
return TRUE;
}
}
return FALSE;
}
/**
* The main loop of game
* @return TRUE if it completed successfully or FALSE otherwise
*/
bool
update_frame (void)
{
spaceship_struct *ship = spaceship_get ();
#ifdef DEVELOPPEMENT
/* 1 = phase grid editor enable (don't work) */
static bool grid_editor = FALSE;
#endif
/* global frame counter */
global_counter++;
/* play start and congratulations animations files
* ("movie_congratulation.gca" and "movie_introduction.gca") */
if (movie_playing_switch != MOVIE_NOT_PLAYED)
{
if (!movie_player ())
{
LOG_ERR ("movie_player() failed!");
return FALSE;
}
else
{
return TRUE;
}
}
display_clear_offscreen ();
#ifdef __EMSCRIPTEN__
lock_surface_game ();
lock_surface_options ();
lock_surface_scores ();
#endif
/* restores the level of energy of the player spaceship */
spaceship_energy_restore ();
/* phase grid and curve phase editor (don't work) */
#ifdef DEVELOPPEMENT
if (grid_editor || curve_editor_enable)
{
if (grid_editor)
{
Grid_Edit ();
}
else
{
courbe_editeur ();
}
}
else
#endif
/* pause or main menu enable */
if (!player_pause && menu_status == MENU_OFF &&
menu_section == NO_SECTION_SELECTED)
{
/*
* handle the phases of the game
*/
/* phase 2: grids (enemy wave like Space Invaders) */
grid_handle ();
/* phase 1: curves (little skirmish) */
curve_phase ();
/* phase 3: meteor storm */
meteors_handle ();
}
/* draw the starfield background */
starfield_handle ();
/* handle bonus: green, red, yellow, blue and purple gems */
bonus_handle ();
/* handle protection satellites and extra gun of the player spaceship */
if (!gameover_enable && menu_section == NO_SECTION_SELECTED)
{
/* orbital protection satellites gravitate around player's spaceship */
satellites_handle ();
/* extra gun positioned on the sides */
guns_handle ();
}
/* handle enemies */
if (!is_congratulations_enabled)
{
/* handling of all the possible types of enemies */
enemies_handle ();
}
else
{
/* congratulations, end of the game */
congratulations ();
}
/* spaceship temporary invincibility */
spaceship_invincibility ();
/* handle the powerful electrical shocks */
electrical_shock ();
/* draw the player's spaceship */
spaceship_draw ();
/* handle explosions */
explosions_handle ();
/* handle shots */
shots_handle ();
/* wait until all enemies are dead before jumping on next phase */
if (num_of_enemies == 0 && !player_pause && menu_status == MENU_OFF
&& menu_section == NO_SECTION_SELECTED)
{
/* end of a guardian phase? */
if (!guardian_finished ())
{
LOG_ERR ("guardian_finished() failed!");
return FALSE;
}
/* check if curve phase is finished */
curve_finished ();
/* check if grid phase is finished */
grid_finished ();
/* check if meteors phase is finished */
if (!meteors_finished ())
{
LOG_ERR ("meteors_finished failed!");
return FALSE;
}
}
/* display pixel mouse pointer */
#ifdef DEVELOPPEMENT
if (mouse_here)
{
put_pixel (game_offscreen, mouse_x, mouse_y, 5);
}
#endif
/* draw powerful circular shock wave propagated by the player spaceship */
shockwave_draw ();
/* animations of the options box on the right options panel */
option_execution ();
/* handle high score table, game over, about and order sections */
menu_sections_run ();
/* display "PAUSE" chars sprites */
if (is_pause_draw)
{
text_pause_draw ();
}
/* player's spaceship come */
if (spaceship_appears_count > 0)
{
spaceship_appears_count--;
/* accelerate the speed of the starfield */
starfield_speed += 0.028f;
if (starfield_speed > 2.0)
{
starfield_speed = 2.0;
}
/* invincibility time */
spaceship_set_invincibility (SPACESHIP_INVINCIBILITY_TIME / 3);
}
/* player's spaceship disappearing to the bottom of the screen. */
if (spaceship_disappears && is_congratulations_enabled == 0)
{
/* decelerate the speed of the starfield */
starfield_speed -= 0.02f;
if (starfield_speed <= 0.0)
{
starfield_speed = 0.0;
ship->y_speed = 0.0;
}
else
{
/* accelerate the speed of the spaceship */
ship->y_speed += -0.15f;
}
}
/* display number level */
text_level_draw ();
/* display scrolltext in the main menu */
scrolltext_handle ();
/* handle the main menu of Powermanga */
menu_handle ();
/* [F1] spaceship_appears / [F2] spaceship disappears */
#ifdef DEVELOPPEMENT
if (keys_down[K_F1])
{
spaceship_disappears = 1;
}
if (keys_down[K_F2] && starfield_speed == 0.0)
{
spaceship_show ();
}
#endif
/* handle "TLK Games" sprite logo */
if (tlk_logo_is_move)
{
draw_bitmap (&logotlk[tlk_logo_image_index], tlk_logo_xcoord,
tlk_logo_ycoord);
if (tlk_logo_is_next_image)
{
tlk_logo_image_index++;
if (tlk_logo_image_index >= TLKLOGO_MAXOF_IMAGES)
{
tlk_logo_image_index = 0;
}
tlk_logo_is_next_image = FALSE;
tlk_logo_ycoord--;
}
else
{
tlk_logo_is_next_image = TRUE;
}
if (tlk_logo_ycoord <= 32)
{
tlk_logo_is_move = FALSE;
}
}
/* display text overlay (about, cheats menu and variables) */
text_overlay_draw ();
/* handle the loss and the regression of the spaceship or cause game over */
spaceship_downgrading ();
/* handle spaceship's energy level */
energy_gauge_spaceship_update ();
/* handle guardian's energy level */
energy_gauge_guardian_update ();
/* draw player's score into the top panel */
text_draw_score ();
#ifdef DEVELOPPEMENT
if (keys_down[K_E] && keys_down[K_G])
{
/* [e]+[g] = enable the grid editor */
grid_editor = 1;
}
if (keys_down[K_E] && keys_down[K_C])
{
/* [e]+[c] enable the curve editor */
curve_editor_enable = 1;
}
/* [p]+[g] back to the game */
if (keys_down[K_P] && keys_down[K_G])
{
grid_editor = 0;
curve_editor_enable = 0;
}
#endif
/* control the spaceship movements */
if (!player_pause && !gameover_enable && menu_status == MENU_OFF
&& menu_section == NO_SECTION_SELECTED)
{
spaceship_control_movements ();
}
/* [P] or [Pause] enable/disable pause */
if (!keys_down[K_CTRL] && (keys_down[K_P] || keys_down[K_PAUSE]))
{
toggle_pause ();
}
keys_down[K_P] = FALSE;
keys_down[K_PAUSE] = FALSE; /* clear flag pause key */
/* switch between full screen and windowed mode */
#ifdef POWERMANGA_SDL
if ((keys_down[K_F] && !is_playername_input ()
&& menu_section != SECTION_ORDER) || keys_down[K_F11])
{
if (power_conf->fullscreen)
{
power_conf->fullscreen = FALSE;
}
else
{
power_conf->fullscreen = TRUE;
}
init_video_mode ();
}
keys_down[K_F] = FALSE;
keys_down[K_F11] = FALSE;
#endif
/* control the speed of the spaceship */
spaceship_speed_control ();
/* cheat code keys */
#ifdef UNDER_DEVELOPMENT
special_keys ();
#endif
/* handle weapon's player spaceship */
#ifdef DEVELOPPEMENT
if (!grid_editor && !curve_editor_enable && !spaceship_is_dead
&& !player_pause && menu_status == MENU_OFF
&& menu_section == NO_SECTION_SELECTED)
#else
if (!spaceship_is_dead && !player_pause && menu_status == MENU_OFF
&& menu_section == NO_SECTION_SELECTED)
#endif
{
spaceship_weapons ();
}
#ifdef __EMSCRIPTEN__
unlock_surface_scores ();
unlock_surface_options ();
unlock_surface_game ();
#endif
return TRUE;
}
/**
* Initialize grid phase
*/
void
grid_start (void)
{
Sint32 i, j, k;
enemy *foe;
spaceship_struct *ship = spaceship_get ();
for (i = 0; i < GRID_WIDTH; i++)
{
for (j = 0; j < GRID_HEIGHT; j++)
{
/* enemy exists? */
if (grid.enemy_num[i][j] != -1)
{
/* get a new enemy element */
foe = enemy_get ();
if (foe == NULL)
{
continue;
}
/* little enemy or big enemy (Bloodsuckers, chief of the wave)? */
if (grid.enemy_num[i][j] < ENEMIES_MAX_SMALL_TYPES)
{
/* set power of the destruction */
foe->spr.pow_of_dest = (Sint16) (1 + grid.enemy_num[i][j]);
/* the level of energy of the sprite */
foe->spr.energy_level =
(Sint16) ((ship->type << 1) + foe->spr.pow_of_dest);
/* size of the enemy sprite as 16x16 pixels */
foe->type = 0;
}
else
/*
* Bloodsuckers, the chief of the wave
*/
{
/* set power of the destruction */
foe->spr.pow_of_dest =
(Sint16) (6 +
(grid.enemy_num[i][j] -
ENEMIES_MAX_SMALL_TYPES) * 2);
/* the level of energy of the sprite */
foe->spr.energy_level =
(Sint16) ((ship->type << 2) + foe->spr.pow_of_dest + 10);
/* size of the enemy sprite as 32x32 pixels */
foe->type = 1;
}
/* set number of images of the sprite */
foe->spr.numof_images = 8;
/* set current image of the enemy sprite */
foe->spr.current_image = (Sint16) (rand () % 8);
/* delay before next image: speed of the animation */
foe->spr.anim_speed = 10;
/* counter delay before next image */
foe->spr.anim_count = 0;
/* set addresses of the images buffer */
for (k = 0; k < foe->spr.numof_images; k++)
{
if (grid.enemy_num[i][j] < ENEMIES_MAX_SMALL_TYPES)
/* enemy sprite of 16x16 pixels */
foe->spr.img[k] =
(image *) & enemi[grid.enemy_num[i][j]][32 + k];
else
/* enemy sprite of 32x32 pixels */
foe->spr.img[k] =
(image *) & enemi[grid.enemy_num[i][j]][k];
}
/* delay value before next shot */
foe->fire_rate_count = grid.shoot_speed[i][j];
/* type of displacement */
foe->displacement = DISPLACEMENT_GRID;
foe->pos_vaiss[XCOORD] = (Sint16) i;
foe->pos_vaiss[YCOORD] = (Sint16) j;
}
}
}
/* set grid x coordinate */
grid.coor_x = 128;
/* set grid y coordinate */
grid.coor_y = -176;
/* enable the appearance of the grid of enemies */
grid.is_appearing = TRUE;
/* grid phase disable */
grid.is_enable = FALSE;
/* set movement toward right or left */
grid.right_movement = rand () % 2 ? TRUE : FALSE;
if (grid.right_movement)
{
grid.speed_x = grid.vit_dep_x;
}
else
{
grid.speed_x = -grid.vit_dep_x;
}
}
/**
* Add a lonely foe to the enemies list
* @param foe_num Foe number of -1 if foe is selected by this function
*/
void
lonely_foe_add (Sint32 foe_num)
{
enemy *foe;
spaceship_struct *ship = spaceship_get ();
#ifdef USE_SDLMIXER
sound_play (SOUND_LONELY_FOE);
#endif
/* select an foes */
if (foe_num == -1)
{
lonely_foes_count++;
/* all the lonely foes were selected once? */
if (lonely_foes_count > LONELY_FOES_MAX_OF)
{
/* select a foe randomly */
lonely_foes_count = LONELY_FOES_MAX_OF;
foe_num = (Sint32) (((long) rand () % lonely_foes_count));
}
/* select one after the other all the foes available */
else
{
foe_num = lonely_foes_count - 1;
if (foe_num < 0)
{
foe_num = 0;
}
}
}
switch (foe_num)
{
/* SUBJUGANEERS */
case LONELY_SUBJUGANEERS:
foe = lonely_foe_create (4, SUBJUGANEERS,
60 + (Sint32) (((long) rand () % (50))), -0.5);
if (foe == NULL)
{
break;
}
foe->spr.xcoord
= (float) (offscreen_startx + 64 + offscreen_width_visible);
foe->spr.ycoord =
offscreen_starty +
(float) (((long) rand () %
(offscreen_height_visible - foe->spr.img[0]->h)));
break;
/* MILLOUZ */
case LONELY_MILLOUZ:
foe = lonely_foe_create (3, MILLOUZ, 0, 0.4f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
(float) (offscreen_startx +
((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* SWORDINIANS */
case LONELY_SWORDINIANS:
foe =
lonely_foe_create (4, SWORDINIANS,
50 + (Sint32) ((long) rand () % (50)), -0.3f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord
= (float) offscreen_starty + 64 + offscreen_height_visible;
break;
/* TOUBOUG */
case LONELY_TOUBOUG:
foe = lonely_foe_create (4, TOUBOUG, 0, 0.35f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
(float) (offscreen_startx +
((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* DISGOOSTEES */
case LONELY_DISGOOSTEES:
foe =
lonely_foe_create (4, DISGOOSTEES,
50 + (Sint32) ((long) rand () % (50)), 0.6f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* EARTHINIANS */
case LONELY_EARTHINIANS:
foe =
lonely_foe_create (4, EARTHINIANS,
50 + (Sint32) ((long) rand () % (50)), 0.6f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* BIRIANSTEES */
case LONELY_BIRIANSTEES:
foe =
lonely_foe_create (4, BIRIANSTEES,
50 + (Sint32) ((long) rand () % (50)), 0.6f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* BELCHOUTIES */
case LONELY_BELCHOUTIES:
foe =
lonely_foe_create (4, BELCHOUTIES,
60 + (Sint32) ((long) rand () % (50)), 0.6f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* VIONIEES */
case LONELY_VIONIEES:
foe =
lonely_foe_create (4, VIONIEES, 50 + (Sint32) ((long) rand () % (50)),
2.0f +
(float) (((long) rand () % (100))) / 100.0f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 32 - foe->spr.img[0]->h);
foe->retournement = FALSE;
foe->change_dir = FALSE;
break;
/* HOCKYS */
case LONELY_HOCKYS:
foe =
lonely_foe_create (4, HOCKYS, 50 + (Sint32) ((long) rand () % (50)),
-0.4f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord
= (float) (offscreen_starty + 64 + offscreen_height_visible);
break;
/* TODHAIRIES */
case LONELY_TODHAIRIES:
foe =
lonely_foe_create (4, TODHAIRIES,
60 + (Sint32) ((long) rand () % (60)), 0.6f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* DEFECTINIANS */
case LONELY_DEFECTINIANS:
foe =
lonely_foe_create (4, DEFECTINIANS,
60 + (Sint32) ((long) rand () % (60)), 0.6f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* BLAVIRTHE */
case LONELY_BLAVIRTHE:
lonely_foe_curve_create (BLAVIRTHE,
60 + (Sint32) (((long) rand () % (60))));
break;
/* SOONIEES */
case LONELY_SOONIEES:
foe =
lonely_foe_create (4, SOONIEES, 60 + (Sint32) ((long) rand () % (60)),
0.6f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* ANGOUFF */
case LONELY_ANGOUFF:
foe =
lonely_foe_create (4, ANGOUFF, 50 + (Sint32) ((long) rand () % (50)),
2.0f +
(float) (((long) rand () % (100))) / 100.0f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 32 - foe->spr.img[0]->h);
foe->retournement = FALSE;
foe->change_dir = FALSE;
break;
/* GAFFIES */
case LONELY_GAFFIES:
foe =
lonely_foe_create (6, GAFFIES, 60 + (Sint32) ((long) rand () % (60)),
0.2f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* BITTERIANS */
case LONELY_BITTERIANS:
foe =
lonely_foe_create (4, BITTERIANS,
60 + (Sint32) ((long) rand () % (50)), -0.5);
if (foe == NULL)
{
break;
}
foe->spr.xcoord
= (float) (offscreen_startx + 64 + offscreen_width_visible);
foe->spr.ycoord =
offscreen_starty +
(float) (((long) rand () %
(offscreen_height_visible - foe->spr.img[0]->h)));
break;
/* BLEUERCKS */
case LONELY_BLEUERCKS:
lonely_foe_curve_create (BLEUERCKS,
50 + (Sint32) (((long) rand () % (50))));
break;
/* ARCHINIANS */
case LONELY_ARCHINIANS:
foe =
lonely_foe_create (4, ARCHINIANS,
60 + (Sint32) ((long) rand () % (50)), -0.2f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord
= (float) (offscreen_starty + 64 + offscreen_height_visible);
break;
/* CLOWNIES */
case LONELY_CLOWNIES:
foe =
lonely_foe_create (4, CLOWNIES, 50 + (Sint32) ((long) rand () % (50)),
2.5f +
(float) (((long) rand () % (100))) / 100.0f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
foe->retournement = FALSE;
foe->change_dir = FALSE;
break;
/* DEMONIANS */
case LONELY_DEMONIANS:
foe =
lonely_foe_create (4, DEMONIANS,
50 + (Sint32) ((long) rand () % (50)), 0.5);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* TOUTIES */
case LONELY_TOUTIES:
foe =
lonely_foe_create (4, TOUTIES, 60 + (Sint32) ((long) rand () % (50)),
-0.35f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord
= (float) (offscreen_startx + 64 + offscreen_width_visible);
foe->spr.ycoord =
offscreen_starty +
(float) (((long) rand () %
(offscreen_height_visible - foe->spr.img[0]->h)));
break;
/* FIDGETINIANS */
case LONELY_FIDGETINIANS:
foe =
lonely_foe_create (4, FIDGETINIANS,
50 + (Sint32) ((long) rand () % (50)), 0.5);
if (foe == NULL)
{
break;
}
foe->spr.speed = 0.5;
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* EFFIES */
case LONELY_EFFIES:
foe =
lonely_foe_create (4, EFFIES, 50 + (Sint32) ((long) rand () % (50)),
2.5f +
(float) (((long) rand () % (100))) / 100.0f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
foe->retournement = FALSE;
foe->change_dir = FALSE;
break;
/* DIMITINIANS */
case LONELY_DIMITINIANS:
foe =
lonely_foe_create (6, DIMITINIANS,
50 + (Sint32) ((long) rand () % (50)), 0.3f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
foe->sens_anim = 0;
break;
/* PAINIANS */
case LONELY_PAINIANS:
foe =
lonely_foe_create (4, PAINIANS, 60 + (Sint32) ((long) rand () % (50)),
0.5);
if (foe == NULL)
{
break;
}
foe->spr.xcoord = (float) (offscreen_startx - 64 - foe->spr.img[0]->w);
foe->spr.ycoord =
offscreen_starty +
(float) (((long) rand () %
(offscreen_height_visible - foe->spr.img[0]->h)));
break;
/* ENSLAVEERS */
case LONELY_ENSLAVEERS:
foe =
lonely_foe_create (4, ENSLAVEERS,
60 + (Sint32) ((long) rand () % (50)), +0.6f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* FEABILIANS */
case LONELY_FEABILIANS:
foe =
lonely_foe_create (3, FEABILIANS,
60 + (Sint32) ((long) rand () % (50)), -0.5);
if (foe == NULL)
{
break;
}
foe->spr.xcoord
= (float) (offscreen_startx + 64 + offscreen_width_visible);
foe->spr.ycoord =
offscreen_starty +
(float) (((long) rand () %
(offscreen_height_visible - foe->spr.img[0]->h)));
break;
/* DIVERTIZERS */
case LONELY_DIVERTIZERS:
foe =
lonely_foe_create (3, DIVERTIZERS,
60 + (Sint32) ((long) rand () % (50)), +0.6f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) ((((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w))));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* SAPOUCH */
case SAPOUCH:
case LONELY_SAPOUCH:
foe =
lonely_foe_create (4, SAPOUCH, 50 + (Sint32) ((long) rand () % (50)),
2.5f +
(float) (((long) rand () % (100))) / 100.0f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
foe->retournement = FALSE;
foe->change_dir = FALSE;
break;
/* HORRIBIANS */
case LONELY_HORRIBIANS:
foe =
lonely_foe_create (3, HORRIBIANS,
60 + (Sint32) ((long) rand () % (50)), 0.6f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) ((((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w))));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* CARRYONIANS */
case LONELY_CARRYONIANS:
foe =
lonely_foe_create (5, CARRYONIANS,
60 + (Sint32) ((long) rand () % (50)), -0.2f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord
= (float) (offscreen_starty + 64 + offscreen_height_visible);
break;
/* DEVILIANS */
case DEVILIANS:
case LONELY_DEVILIANS:
foe =
lonely_foe_create (5, DEVILIANS,
60 + (Sint32) ((long) rand () % (50)), +0.5);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) ((((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w))));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* ROUGHLEERS */
case LONELY_ROUGHLEERS:
foe =
lonely_foe_create (6, ROUGHLEERS,
50 + (Sint32) ((long) rand () % (50)), 0.5);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* ABASCUSIANS */
case LONELY_ABASCUSIANS:
foe =
lonely_foe_create (4, ABASCUSIANS,
50 + (Sint32) ((long) rand () % (50)), 0.5);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* ROTIES */
case LONELY_ROTIES:
lonely_foe_curve_create (ROTIES,
50 + (Sint32) (((long) rand () % (50))));
break;
/* STENCHIES */
case LONELY_STENCHIES:
lonely_foe_curve_create (STENCHIES,
50 + (Sint32) (((long) rand () % (50))));
break;
/* PERTURBIANS */
case LONELY_PERTURBIANS:
foe =
lonely_foe_create (6, PERTURBIANS,
50 + (Sint32) ((long) rand () % (50)), 0.2f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord =
offscreen_startx +
(float) (((long) rand () %
(offscreen_width_visible - foe->spr.img[0]->w)));
foe->spr.ycoord = (float) (offscreen_starty - 64 - foe->spr.img[0]->h);
break;
/* MADIRIANS */
case LONELY_MADIRIANS:
lonely_foe_curve_create (MADIRIANS,
50 + (Sint32) (((long) rand () % (50))));
break;
/* BAINIES */
case LONELY_BAINIES:
foe =
lonely_foe_create (4, BAINIES, 50 + (Sint32) ((long) rand () % (40)),
0.4f);
if (foe == NULL)
{
break;
}
foe->spr.xcoord = (float) (offscreen_startx - 64 - foe->spr.img[0]->w);
foe->spr.ycoord =
offscreen_starty +
(float) (((long) rand () %
(offscreen_height_visible - foe->spr.img[0]->h)));
break;
/* NAGGYS */
case NAGGYS:
foe =
lonely_foe_new ((Sint32) (ship->type << 2),
(Sint32) ((ship->type << 2) + 20), 0, NAGGYS, 15);
if (foe == NULL)
{
break;
}
foe->spr.anim_speed = 2;
foe->spr.speed = 2.0;
foe->spr.xcoord = (float) (offscreen_startx - 64 - foe->spr.img[0]->w);
foe->spr.ycoord =
offscreen_starty + 48 + (float) (((long) rand () % 32));
break;
}
}
/**
* Move and draw the sprites of the protections satellite
*/
void
satellites_handle (void)
{
Sint32 i, k;
satellite_struct *sat;
spaceship_struct *ship = spaceship_get ();
sat = satellite_first;
if (sat == NULL)
{
return;
}
/* process each satellite sprite */
for (i = 0; i < num_of_satellites; i++, sat = sat->next)
{
#ifdef UNDER_DEVELOPMENT
if (sat == NULL && i < (num_of_satellites - 1))
{
LOG_ERR ("sat->next is null %i/%i", i, num_of_satellites);
break;
}
#endif
if (!player_pause && menu_status == MENU_OFF)
{
/* increment index to next position on the precalculated circle table */
sat->pos_in_circle++;
if (sat->pos_in_circle >= SATELLITE_NUMOF_POINTS_CIRCLE)
{
sat->pos_in_circle = 0;
}
/* update x and y coordinates */
sat->xcoord =
(Sint16) (ship->spr.xcoord) +
ship->spr.img[ship->spr.current_image]->x_gc +
satellite_circle_x[sat->pos_in_circle] -
sat->img[sat->current_image]->x_gc;
sat->ycoord =
(Sint16) (ship->spr.ycoord) +
ship->spr.img[ship->spr.current_image]->y_gc +
satellite_circle_y[sat->pos_in_circle] -
sat->img[sat->current_image]->y_gc;
/* decrease delay before next shot */
sat->fire_rate_count--;
/* check if the satellite fire or not a shot
* (this part is used normally never) */
if (sat->fire_rate_count <= 0)
{
/* reset shot time-frequency */
sat->fire_rate_count = sat->fire_rate;
/* process each origin of the shot (location of the cannon) */
for (k = 0; k < sat->img[sat->current_image]->numof_cannons;
k++)
{
shot_satellite_add (sat->xcoord +
sat->img[sat->current_image]->
cannons_coords[k][XCOORD],
sat->ycoord +
sat->img[sat->current_image]->
cannons_coords[k][YCOORD],
sat->img[sat->current_image]->
cannons_angles[k]);
}
}
}
/* check if the sprite is visible or not */
if ((sat->xcoord + sat->img[0]->w) < offscreen_startx
|| (sat->ycoord + sat->img[0]->h) < offscreen_starty
|| sat->xcoord > (offscreen_startx + offscreen_width_visible - 1)
|| sat->ycoord > (offscreen_starty + offscreen_height_visible - 1))
{
/* satellite is not visible, don't perform the tests of collision */
sat->is_visible = FALSE;
}
else
{
/* satellite is visible, perform the tests of collision */
sat->is_visible = TRUE;
/* increase counter delay between two images */
sat->anim_count++;
/* value of delay between two images reached? */
if (sat->anim_count >= sat->anim_speed)
{
/* clear counter delay between two images */
sat->anim_count = 0;
/* flip to the next image */
sat->current_image++;
/* check if last image has been reached */
if (sat->current_image >= sat->numof_images)
{
/* resets the animation to the first image of the animation
* sequence */
sat->current_image = 0;
}
}
/* draw the satellite sprite image */
if (sat->is_mask)
{
/* draw white mask of the sprite image */
draw_sprite_mask (coulor[WHITE],
sat->img[sat->current_image],
sat->xcoord, sat->ycoord);
sat->is_mask = FALSE;
}
else
{
draw_sprite (sat->img[sat->current_image], sat->xcoord,
sat->ycoord);
}
}
}
}
