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battlecity-md/gamelogic.c

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#include <genesis.h>
#include "defs.h"
#include "gamelogic.h"
#include "menu.h"
#include "map.h"
#include "collision.h"
#include "sprite.h"
#include "resmap.h"
#include "map_editor.h"
#include "game.h"
#include "gameover.h"
#include "resources.h"
#include "mutator.h"
#define TANK_SPEED_1 1
#define TANK_SPEED_2 3
#define TANK_SPEED_3 0xaa
#define BULLET_SPEED_1 1
#define BULLET_SPEED_2 2
#define BULLET_DESTROY_DELAY 8
#define MAX_BONUS 8
#define ARMOR_STAFF_TIME 1024
#define START_LIVES 3
#define START_ENEMIES 20
#define BIRTH_TIME_ENEMY 56 // 64
#define BIRTH_TIME_PLAYER (37 + 32) // Birth + delay after destroy
#define LVL1_RESPAWN_TIME 187
#define LVL35_RESPAWN_TIME 51
#define VDP_setTile(plan, tile, x, y) (VDP_setTileMapXY(plan, tile, x, y))
void GLog_updateMove();
void GLog_updateBullets();
void GLog_updateControl(u8 gamer_idx, u16 joy, u16 speed);
void GLog_updateAI();
void GLog_initEnemy();
void GLog_shot(_tank *tank);
void GLog_initGamer(u8 pl);
void GLog_makeExplode(u16 type, s16 x, s16 y);
void updateGameMenu();
void drawStage();
void generateBonus(u8 bns);
void updateArmorStaff();
u8 enemy_num;
u16 birth_timer;
u8 gameover;
u8 victory;
const s8 speed_x[] = { 0, -1, 0, 1 };
const s8 speed_y[] = { -1, 0, 1, 0 };
//_bullet bullets[config.max_bullets];
//_explode explodes[config.max_bullets];
//_tank game_player[config.units_on_map];
_bullet bullets[28];
_explode explodes[28];
_tank game_player[14];
_tank enemy_types[4];
_bonus bonus;
const u16 enemy_pos_x[3] = {START_X_EN_A * 8, START_X_EN_B * 8, START_X_EN_C * 8,};
u8 speed_counter;
u16 victory_timer;
s16 old_enemy_num;
s16 old_lives1;
s16 old_lives2;
s16 freeze;
s16 freeze_players;
s16 armor_staff;
u16 current_birth_time;
u16 pause;
_scor scor;
_bullet* last_killed_bullet = NULL;
void GLog_updateMove() {
u16 i;
u16 speed;
for (i = 0; i < config.units_on_map; i++) {
if (!game_player[i].hitpoint)
continue;
if (game_player[i].birth) {
game_player[i].birth--;
continue;
}
if (game_player[i].god) {
game_player[i].god--;
}
if (game_player[i].ice) {
game_player[i].ice--;
}
speed = speed_counter & game_player[i].speed;
if (!game_player[i].speed && game_player[i].ice && i < 2) {
speed = speed_counter & TANK_SPEED_2; // TODO: if mods.pl_speed_dec
}
if (speed) {
if (moveAvailableInWalls(&game_player[i]) && moveAvailableInUnits(&game_player[i])) {
game_player[i].posx += speed_x[game_player[i].rotate];
game_player[i].posy += speed_y[game_player[i].rotate];
}
else {
game_player[i].collision++;
}
}
}
}
void GLog_updateBullets() {
u16 i;
_bullet *bull_buff;
for (i = 0; i < config.max_bullets; i++) {
bull_buff = &bullets[i];
if (bull_buff->destroy_timer > 0) {
bull_buff->destroy_timer--;
if (bull_buff->destroy_timer == 0) {
bull_buff->maker->bullets_count--;
if (bull_buff->maker->bullets_count < 0) {
bull_buff->maker->bullets_count = 0;
}
}
continue;
}
if (bull_buff->speed == 0) continue;
bull_buff->posx += speed_x[bull_buff->rotate] * (1 << bull_buff->speed); // -1 << 1 -- Undefined Behavior
bull_buff->posy += speed_y[bull_buff->rotate] * (1 << bull_buff->speed);
detectBulletToWallCollision(bull_buff);
if (bull_buff->speed == 0) continue;
detectBulletToUnitsCollision(bull_buff);
if (bull_buff->speed == 0) continue;
detectBulletToStaffCollision(bull_buff);
if (bull_buff->speed == 0) continue;
detectBulletToBulletCollision(bull_buff);
}
}
void GLog_updateAI() {
u8 max_enemies = config.max_enemies_on_map;
// if (mods.en_on_map_inc) max_enemies = config.max_enemies_on_map + 4;
if (config.game_mode == MODE_BC && menuGetSelectedItem() == ITEM_ONE_PLAYER) {
max_enemies -= 2;
}
u8 enemies_on_map = 0;
u16 i;
u16 rotate;
for (i = 2; i < config.units_on_map; i++) {
if (game_player[i].hitpoint)
enemies_on_map++;
}
if (enemies_on_map == 0 && enemy_num == 0) {
victory_timer++;
if (victory_timer > 256)
victory = TRUE;
return;
}
if (enemies_on_map < max_enemies && enemy_num && !birth_timer)
GLog_initEnemy();
if (birth_timer)
birth_timer--;
if (freeze_players) {
freeze_players--;
for (i = 0; i < 2; i++) {
game_player[i].freeze = 1;
}
}
for (i = 2; i < config.units_on_map; i++) {
if (game_player[i].freeze || freeze) {
if (game_player[i].freeze)
game_player[i].freeze--;
if (freeze && (i == 2))
freeze--;
game_player[i].speed = 0;
game_player[i].fire = 0;
continue;
}
else {
game_player[i].speed = enemy_types[game_player[i].tank_type].speed;
if (mods.en_speed && game_player[i].speed == TANK_SPEED_1) {
game_player[i].speed = TANK_SPEED_2;
}
}
if (game_player[i].collision == 1)
game_player[i].fire_timer >>= 1;
if (game_player[i].collision > 5 || random() < 300 || (game_player[i].collision && random() < 2000)) {
game_player[i].collision = 0;
rotate = 1 << (random() & 3);
GLog_updateControl(i, rotate, game_player[i].speed);
}
if (game_player[i].fire_timer) {
game_player[i].fire_timer--;
} else {
game_player[i].fire = 1;
game_player[i].fire_timer = (64 - BULLET_DESTROY_DELAY) + (random() & 63);
}
}
}
void GLog_updateBonus() {
if (mods.en_invul) {
if (getTimer(1, FALSE) > 1536000) { // 20 s * 76800
generateBonus(BONUS_GRENADE);
startTimer(1);
}
}
if (bonus.type) {
if (game_player[0].hitpoint) {
if (detectBonusCollision(0)) {
setBonus(0);
}
}
if (game_player[1].hitpoint) {
if (detectBonusCollision(1)) {
setBonus(1);
}
}
if (config.en_bonus_collector) {
u16 i;
for (i = 2; i < config.units_on_map; i++) {
if (game_player[i].hitpoint) {
if (detectBonusCollision(i)) {
setBonus(i);
break;
}
}
}
}
}
}
void GLog_killBullet(_bullet *bull, u8 explode) {
u16 x = bull->posx;
u16 y = bull->posy;
u16 r = bull->rotate;
if (r & 1) {
x -= 8;
} else {
y -= 8;
}
bull->speed = 0;
if (explode)
GLog_makeExplode(EXPLODE_SMALL, x, y);
bull->destroy_timer = BULLET_DESTROY_DELAY;
last_killed_bullet = bull;
}
void GLog_killPlayer(_tank *victim, _tank *killer) {
if (victim->god) {
return;
}
if ((victim == &game_player[0] || victim == &game_player[1]) && (killer == &game_player[0] || killer == &game_player[1]) && (!mods.pvp_kills)) {
switch (config.pl_friend_fire) {
case BLOCK:
victim->freeze = 256;
soundPlay(snd_armor_hit, sizeof(snd_armor_hit), SOUND_PCM_CH3, FALSE);
break;
case BULLETS_STOP:
soundPlay(snd_bull_stop, sizeof(snd_bull_stop), SOUND_PCM_CH3, FALSE);
break;
}
}
else {
if (victim->bonus) {
generateBonus(0);
victim->bonus = 0;
}
if ((victim != &game_player[0] && victim != &game_player[1]) && (killer != &game_player[0] && killer != &game_player[1]) && (config.en_friend_fire != KILL)) {
switch (config.en_friend_fire) {
case BULLETS_STOP:
// startPlaySample(snd_bull_stop, sizeof(snd_bull_stop), 11000, AUDIO_PAN_CENTER, 6);
soundPlay(snd_bull_stop, sizeof(snd_bull_stop), SOUND_PCM_CH3, FALSE);
break;
}
}
else {
if (victim->ship == 1) {
victim->ship = 0;
s16 x1 = victim->posx >> 3;
s16 y1 = victim->posy >> 3;
s16 x2 = (victim->posx + 15) >> 3;
s16 y2 = (victim->posy + 15) >> 3;
// If you can't swim, then die
if (mapGetTile(x1, y1) == RES_TILE_RIVER
|| mapGetTile(x2, y1) == RES_TILE_RIVER
|| mapGetTile(x1, y2) == RES_TILE_RIVER
|| mapGetTile(x2, y2) == RES_TILE_RIVER) {
victim->hitpoint = 0;
}
}
else if ((!mods.pl_asskiller && !mods.en_invul) || (killer != &game_player[0] && killer != &game_player[1]) ) {
if (victim->hp == 1) {
victim->type = 0;
victim->hitpoint = 1;
//victim->speed = TANK_SPEED_1;
victim->bullet_limit = 1;
victim->bullet_speed = BULLET_SPEED_1;
victim->uranium_bullets = 0;
victim->hp = 0;
}
else {//if (victim->hp != 1) && victim->ship != 1)
victim->hitpoint--;
}
}
else { // if (killer == &game_player[0] || killer == &game_player[1]) {
if (mods.en_invul) {
victim->freeze = 256;
}
else { // if (mods.pl_asskiller) {
if (last_killed_bullet != NULL && last_killed_bullet->rotate == victim->rotate) {
victim->hitpoint--;
}
else {
victim->freeze = 256;
}
}
}
if (victim->hitpoint)
soundPlay(snd_armor_hit, sizeof(snd_armor_hit), SOUND_PCM_CH3, FALSE);
}
}
if (!victim->hitpoint) {
if (victim != &game_player[0] && victim != &game_player[1]) {
s16 v_type = victim->type;
if (!mods.en_pl_skin) {
v_type -= 4;
}
if (killer == &game_player[0]) {
kills_1[v_type]++;
showScoreQuad(v_type, victim->posx, victim->posy);
} else if (killer == &game_player[1]) {
kills_2[v_type]++;
showScoreQuad(v_type, victim->posx, victim->posy);
}
}
GLog_makeExplode(EXPLODE_BIG, victim->posx, victim->posy);
if (victim == &game_player[0] || victim == &game_player[1]) {
// startPlaySample(snd_explode, sizeof(snd_explode), 11000, AUDIO_PAN_CENTER, 7);
soundPlay(snd_pl_explode, sizeof(snd_pl_explode), SOUND_PCM_CH3, FALSE);
} else {
soundPlay(snd_en_explode, sizeof(snd_en_explode), SOUND_PCM_CH3, FALSE);
}
victim->lives--;
}
}
void GLog_shot(_tank *tank) {
u16 i;
_bullet *bull_buff;
if (tank->bullets_count >= tank->bullet_limit || !tank->hitpoint || tank->birth)
return;
for (i = 0; i < config.max_bullets; i++) {
bull_buff = &bullets[i];
if (bull_buff->speed || bull_buff->destroy_timer)
continue;
bull_buff->speed = tank->bullet_speed;
bull_buff->rotate = tank->rotate;
bull_buff->posx = tank->posx;
bull_buff->posy = tank->posy;
if (bull_buff->rotate & 1) {
bull_buff->posx += 8;
} else {
bull_buff->posy += 8;
}
bull_buff->ricocheted = FALSE;
if ((bull_buff->posx & 3) == 0 && (tank->rotate & 1)) bull_buff->posx += 1;
if ((bull_buff->posy & 3) == 0 && !(tank->rotate & 1)) bull_buff->posy += 1;
bull_buff->maker = tank;
tank->bullets_count++;
if (tank == &game_player[0] || tank == &game_player[1])
soundPlay(snd_shot, sizeof(snd_shot), SOUND_PCM_CH2, FALSE);
return;
}
}
void GLog_updateControl(u8 gamer_idx, u16 joy, u16 speed) {
u16 temp;
if (game_player[gamer_idx].birth || !game_player[gamer_idx].hitpoint)
return;
// Player only
if (config.turbo_b) {
if (joy & BUTTON_B) {
game_player[gamer_idx].fire = 1;
}
}
game_player[gamer_idx].speed = 0;
if (game_player[gamer_idx].freeze) {
game_player[gamer_idx].freeze--;
return;
}
if (joy & BUTTON_UP) {
game_player[gamer_idx].speed = speed;
game_player[gamer_idx].rotate = 0;
temp = game_player[gamer_idx].posx;
if (temp & 4)//(temp & 7) >= 4)
game_player[gamer_idx].posx = (temp >> 3 << 3) + 8;
else
game_player[gamer_idx].posx -= (temp & 7);
//if (game_player[gamer_idx].posx >> 3 > MAP_W - 2)
// game_player[gamer_idx].posx = (MAP_W - 2) << 3;
} else if (joy & BUTTON_LEFT) {
game_player[gamer_idx].speed = speed;
game_player[gamer_idx].rotate = 1;
temp = game_player[gamer_idx].posy;
if (temp & 4)//(temp & 7) >= 4)
game_player[gamer_idx].posy = (temp >> 3 << 3) + 8;
else
game_player[gamer_idx].posy -= (temp & 7);
//if (game_player[gamer_idx].posy >> 3 > MAP_H - 2)
// game_player[gamer_idx].posy = (MAP_H - 2) << 3;
} else if (joy & BUTTON_DOWN) {
game_player[gamer_idx].speed = speed;
game_player[gamer_idx].rotate = 2;
temp = game_player[gamer_idx].posx;
if (temp & 4)//(temp & 7) >= 4)
game_player[gamer_idx].posx = (temp >> 3 << 3) + 8;
else
game_player[gamer_idx].posx -= (temp & 7);
//if (game_player[gamer_idx].posx >> 3 > MAP_W - 2)
// game_player[gamer_idx].posx = (MAP_W - 2) << 3;
} else if (joy & BUTTON_RIGHT) {
game_player[gamer_idx].speed = speed;
game_player[gamer_idx].rotate = 3;
temp = game_player[gamer_idx].posy;
if (temp & 4)//(temp & 7) >= 4)
game_player[gamer_idx].posy = (temp >> 3 << 3) + 8;
else
game_player[gamer_idx].posy -= (temp & 7);
//if (game_player[gamer_idx].posy >> 3 > MAP_H - 2)
// game_player[gamer_idx].posy = (MAP_H - 2) << 3;
}
}
void GLog_updateGame() {
if (pause)
return;
u16 i;
speed_counter++;
speed_counter |= 128;
u16 joy1 = JOY_readJoypad(JOY_1);
u16 joy2 = JOY_readJoypad(JOY_2);
if (game_player[0].hitpoint == 0) {
GLog_initGamer(0);
}
if (game_player[1].hitpoint == 0) {
GLog_initGamer(1);
}
if (game_player[0].hitpoint == 0 && game_player[1].hitpoint == 0) {
gameover = TRUE;
}
for (i = 0; i < config.units_on_map; i++) {
if (game_player[i].fire) {
game_player[i].fire = 0;
GLog_shot(&game_player[i]);
}
}
if (gameover) {
GLog_updateControl(0, 0, 0);
GLog_updateControl(1, 0, 0);
} else {
if (mods.pl_speed_dec) {
GLog_updateControl(0, joy1, TANK_SPEED_1);
GLog_updateControl(1, joy2, TANK_SPEED_1);
}
else {
GLog_updateControl(0, joy1, TANK_SPEED_2);
GLog_updateControl(1, joy2, TANK_SPEED_2);
}
}
GLog_updateAI();
GLog_updateBullets();
GLog_updateMove();
GLog_updateBonus();
updateGameMenu();
updateArmorStaff();
}
void GLog_initGamer(u8 player_idx) {
if (!game_player[player_idx].lives)
return;
if (game_player[player_idx].hitpoint == 0) {
game_player[player_idx].bullet_limit = 1;
game_player[player_idx].bullet_speed = BULLET_SPEED_1;
game_player[player_idx].uranium_bullets = 0;
game_player[player_idx].type = 0;
game_player[player_idx].ship = 0;
game_player[player_idx].woods_trim = 0;
}
freeze_players = 0;
game_player[player_idx].hitpoint = 1;
game_player[player_idx].god = 2 * 64; // 2 s
if (mods.pl_shieldless) game_player[player_idx].god = 0;
game_player[player_idx].rotate = 0;
game_player[player_idx].speed = 0;
game_player[player_idx].birth = BIRTH_TIME_PLAYER;
game_player[player_idx].bullets_count = 0;
game_player[player_idx].freeze = 0;
game_player[player_idx].hp = 0;
game_player[player_idx].bonus = 0;
game_player[player_idx].ice = 0;
game_player[player_idx].on_ice = FALSE;
if (player_idx == 0) {
game_player[player_idx].color = TANK_COLOR_YELLOW;
game_player[player_idx].posx = START_X_PL_A << 3;
game_player[player_idx].posy = START_Y_PL_A << 3;
game_player[player_idx].player = 1;
} else {
game_player[player_idx].color = TANK_COLOR_GREEN;
game_player[player_idx].posx = START_X_PL_B << 3;
game_player[player_idx].posy = START_Y_PL_B << 3;
game_player[player_idx].player = 2;
}
if (mods.pl_en_tank && game_player[player_idx].type < 4) {
game_player[player_idx].type += 4;
// Reset upgrades
game_player[player_idx].bullet_speed = BULLET_SPEED_1;
game_player[player_idx].bullet_limit = 1;
game_player[player_idx].uranium_bullets = 0;
// Set enemy's upgrades
if (game_player[player_idx].type == 6) {
game_player[player_idx].bullet_limit = 2;
game_player[player_idx].bullet_speed = BULLET_SPEED_2;
}
else if (game_player[player_idx].type == 7) {
game_player[player_idx].hitpoint = 4;
}
}
else if (!mods.pl_en_tank && game_player[player_idx].type >= 4) {
game_player[player_idx].type -= 4;
// Reset upgrades
game_player[player_idx].bullet_speed = BULLET_SPEED_1;
game_player[player_idx].bullet_limit = 1;
game_player[player_idx].uranium_bullets = 0;
// Set player's upgrades
if (game_player[player_idx].type >= 1) {
game_player[player_idx].bullet_speed = BULLET_SPEED_2;
}
if (game_player[player_idx].type >= 2) {
game_player[player_idx].bullet_limit = 2;
}
if (game_player[player_idx].type == 3) {
game_player[player_idx].uranium_bullets = 1;
}
}
victory_timer = 0;
}
void GLog_makeExplode(u16 type, s16 x, s16 y) {
u16 i = config.max_explode;
while (i--) {
if (explodes[i].type)
continue;
explodes[i].posx = x;
explodes[i].posy = y;
explodes[i].strobe = 0;
explodes[i].type = type;
explodes[i].ani_counter = 0;
return;
}
}
void GLog_initGameLogic() {
u16 i;
pause = FALSE;
speed_counter = 128;
gameover = FALSE;
enemy_types[0].type = 4;
enemy_types[0].hitpoint = 1;
enemy_types[0].speed = TANK_SPEED_1;
enemy_types[0].bullet_limit = 1;
enemy_types[0].bullet_speed = BULLET_SPEED_1;
enemy_types[1].type = 5;
enemy_types[1].hitpoint = 1;
enemy_types[1].speed = TANK_SPEED_3;
enemy_types[1].bullet_limit = 1;
enemy_types[1].bullet_speed = BULLET_SPEED_1;
enemy_types[2].type = 6;
enemy_types[2].hitpoint = 1;
enemy_types[2].speed = TANK_SPEED_1;
enemy_types[2].bullet_limit = 2;
enemy_types[2].bullet_speed = BULLET_SPEED_2;
enemy_types[3].type = 7;
enemy_types[3].hitpoint = 4;
enemy_types[3].speed = TANK_SPEED_1;
enemy_types[3].bullet_limit = 1;
enemy_types[3].bullet_speed = BULLET_SPEED_1;
for (i = 0; i < config.units_on_map; i++) {
game_player[i].scor = 0;
game_player[i].lives = 0;
game_player[i].hitpoint = 0;
game_player[i].uranium_bullets = 0;
}
game_player[0].lives = config.start_lives;
if (menuGetSelectedItem() == ITEM_TWO_PLAYER) {
game_player[1].lives = config.start_lives;
}
}
void GLog_initEnemy() {
u16 i;
_tank *buff = NULL;
u8 tank_type = 2;
if (selected_stage == 0) {
tank_type = 0;
} else if (selected_stage == 1) {
tank_type = random() % 3;
} else if (selected_stage == 2) {
tank_type = random() % 4;
} else if (selected_stage < 10) {
tank_type = random() % 4;
if (tank_type == 0)tank_type = random() % 4;
} else if (selected_stage < 20) {
tank_type = random() % 4;
if (tank_type == 0 || tank_type == 1)
tank_type = random() % 4;
if (tank_type == 0 || tank_type == 1)
tank_type = random() % 4;
} else {
tank_type = 1 + random() % 3;
if (tank_type != 2)
tank_type = 1 + random() % 3;
}
//tank_type = enemy_num & 3;
for (i = 2; i < config.units_on_map; i++) {
buff = &game_player[i];
if (buff->hitpoint == 0) {
break;
}
}
if (i == config.units_on_map)
return;
enemy_num--;
buff->bullet_limit = enemy_types[tank_type].bullet_limit;
buff->bullet_speed = enemy_types[tank_type].bullet_speed;
buff->hitpoint = enemy_types[tank_type].hitpoint;
buff->speed = enemy_types[tank_type].speed;
buff->type = enemy_types[tank_type].type;
buff->tank_type = tank_type;
if (mods.en_pl_skin) buff->type = 0;
buff->posy = 0;
buff->posx = enemy_pos_x[enemy_num % 3];
buff->rotate = 2;
buff->bullets_count = 0;
buff->birth = BIRTH_TIME_ENEMY;
buff->color = TANK_COLOR_GREY;
buff->bonus = (enemy_num & 3) ? 0 : 1;
if (mods.no_bonuses) buff->bonus = 0;
birth_timer = current_birth_time;
buff->uranium_bullets = 0;
buff->woods_trim = 0;
buff->god = 0;
buff->player = 0;
//if (mods.en_speed) buff->speed = TANK_SPEED_3;
if (mods.en_armor) buff->hitpoint = 4;
if (mods.en_uranium) buff->uranium_bullets = 1;
if (mods.en_bull_speed) buff->bullet_speed = BULLET_SPEED_2;
if (mods.en_shielded) buff->god = 256;
}
void GLog_initLevel(u16 level) {
u16 i = 0;
s16 t = level;
if (t > MAP_AVAILABLE - 1) {
t = MAP_AVAILABLE - 1;
}
current_birth_time = LVL1_RESPAWN_TIME + (LVL35_RESPAWN_TIME - LVL1_RESPAWN_TIME) * t / (MAP_AVAILABLE-1);
if (mods.en_spawn_speed) {
current_birth_time = LVL35_RESPAWN_TIME;
}
birth_timer = 0;
victory = FALSE;
enemy_num = START_ENEMIES;
if (mods.en_doubles)
enemy_num = START_ENEMIES*2;
for (i = 0; i < config.units_on_map; i++) {
game_player[i].bullets_count = 0;
game_player[i].freeze = 0;
game_player[i].fire = 0;
}
GLog_initGamer(0);
GLog_initGamer(1);
if (map_editor_map_ready) {
setMap(PLAN_B, editor_map, MAP_GAMEMODE_UNCOMPRESSED);
map_editor_map_ready = FALSE;
} else {
setMapLevel(level);
}
old_enemy_num = -1;
old_lives1 = -1;
old_lives2 = -1;
armor_staff = 0;
drawStage();
bonus.type = 0;
scor.timer = 0;
freeze = 0;
VDP_setPalette(0, pal_red);
VDP_setPalette(1, pal_yellow);
VDP_setPalette(2, pal_green);
VDP_setPalette(3, pal_grey);
}
u8 GLog_gameover() {
return gameover;
}
u8 GLog_victory() {
return victory;
}
void GLog_setVictory() {
GLog_removeEnemy();
victory = TRUE;
}
u8 GLog_victoryTimer() {
return victory_timer;
}
void GLog_removeEnemy() {
u16 i;
enemy_num = 0;
for (i = 2; i < config.units_on_map; i++) {
game_player[i].hitpoint = 0;
game_player[i].posx = -30;
}
}
void GLog_killStaff() {
GLog_makeExplode(EXPLODE_BIG, START_X_ST << 3, START_Y_ST << 3);
mapSetTile(RES_TILE_DEATH_STAFF + 0, START_X_ST + 0, START_Y_ST + 0);
mapSetTile(RES_TILE_DEATH_STAFF + 1, START_X_ST + 0, START_Y_ST + 1);
mapSetTile(RES_TILE_DEATH_STAFF + 2, START_X_ST + 1, START_Y_ST + 0);
mapSetTile(RES_TILE_DEATH_STAFF + 3, START_X_ST + 1, START_Y_ST + 1);
gameover = TRUE;
//startPlaySample(snd_explode, sizeof(snd_explode), 11000, AUDIO_PAN_CENTER, 8);
soundPlay(snd_pl_explode, sizeof(snd_pl_explode), SOUND_PCM_CH3, FALSE);
}
void updateGameMenu() {
u16 i;
u16 x = MAP_X + MAP_W + 1;
u16 y = MAP_Y + 1;
u16 tile = 0;
u16 lives;
if (enemy_num != old_enemy_num) {
for (i = 0; i < START_ENEMIES; i++) {
tile = i < enemy_num ? RES_TILE_TANK_ICON_BLACK : RES_TILE_GREY;
VDP_setTile(PLAN_B, tile, x + (i & 1), y + (i >> 1));
}
old_enemy_num = enemy_num;
}
y = 16;
lives = game_player[0].lives;
if (old_lives1 != lives) {
if (lives > 10) lives = 10;
else if (lives < 1) lives = 1;
if (old_lives1 == -1) {
VDP_setTile(PLAN_B, RES_TILE_P1, x, y);
VDP_setTile(PLAN_B, RES_TILE_P, x + 1, y);
VDP_setTile(PLAN_B, RES_TILE_TANK_ICON_OGANGE, x, y + 1);
}
VDP_setTile(PLAN_B, RES_TILE_STAGE_NUM + lives - 1, x + 1, y + 1);
old_lives1 = lives;
}
y = 19;
lives = game_player[1].lives;
if (old_lives2 != lives && menuGetSelectedItem() == ITEM_TWO_PLAYER) {
if (lives > 10) lives = 10;
else if (lives < 1) lives = 1;
if (old_lives2 == -1) {
VDP_setTile(PLAN_B, RES_TILE_P2, x, y);
VDP_setTile(PLAN_B, RES_TILE_P, x + 1, y);
VDP_setTile(PLAN_B, RES_TILE_TANK_ICON_OGANGE, x, y + 1);
}
VDP_setTile(PLAN_B, RES_TILE_STAGE_NUM + lives - 1, x + 1, y + 1);
old_lives2 = lives;
}
}
void drawStage() {
u16 num;
u16 x = MAP_X + MAP_W + 1;
u16 y = MAP_Y + 21;
VDP_setTile(PLAN_B, RES_TILE_FLAG, x, y);
VDP_setTile(PLAN_B, RES_TILE_FLAG+1, x, y + 1);
VDP_setTile(PLAN_B, RES_TILE_FLAG+2, x + 1, y);
VDP_setTile(PLAN_B, RES_TILE_FLAG+3, x + 1, y + 1);
num = (selected_stage + 1) / 10;
if (num != 0)
VDP_setTile(PLAN_B, RES_TILE_STAGE_NUM + num, x, y + 2);
num = (selected_stage + 1) % 10;
VDP_setTile(PLAN_B, RES_TILE_STAGE_NUM + num, x + 1, y + 2);
}
void generateBonus(u8 bns) {
bonus.posx = random() % (MAP_W - 4) << 3;
bonus.posy = random() % (MAP_H - 5) << 3;
soundPlay(snd_bonus_appears, sizeof(snd_bonus_appears), SOUND_PCM_CH1, FALSE);
if (bns) {
bonus.type = bns;
}
else {
bonus.type = (random() % MAX_BONUS);
// + 2 bonus
switch (config.addition_bonus) {
case OFF:
bonus.type %= 6;
break;
case GUN_BONUS:
bonus.type %= 7;
break;
case SHIP_BONUS:
bonus.type %= 7;
break;
case BOTH_BONUS:
bonus.type %= 8;
break;
}
bonus.type++;
switch (bonus.type) {
case 1:
bonus.type = 4;
break;
case 2:
bonus.type = 5;
break;
case 5:
bonus.type = 2;
break;
case 4:
bonus.type = 1;
break;
case 7:
if (config.addition_bonus == SHIP_BONUS)
bonus.type = 8;
break;
}
}
}
void setBonus(u8 player) {
u16 i;
switch (bonus.type) {
case BONUS_HELMET:
game_player[player].god = 10 * 64; // 10 s
break;
case BONUS_CLOCK:
if (player == 0 || player == 1)
freeze = 10 * 64; // 10 s
else
freeze_players = 10 * 64; // 10 s
break;
case BONUS_SCOOP:
if (player == 0 || player == 1)
armor_staff = ARMOR_STAFF_TIME;
else
armor_staff = ARMOR_STAFF_TIME + 1;
break;
case BONUS_STAR:
if ((player < 2 && !mods.pl_en_tank) || (player >= 2 && mods.en_pl_skin)) {
game_player[player].type++;
if (game_player[player].type > 3) {
game_player[player].type = 3;
}
else if (game_player[player].type == 1) {
game_player[player].bullet_speed = BULLET_SPEED_2;
}
else if (game_player[player].type == 2) {
game_player[player].bullet_limit = 2;
}
else if (game_player[player].type == 3) {
game_player[player].uranium_bullets = 1;
}
}
else {//if ((player >= 2 && !mods.en_pl_skin) || (player < 2 && mods.pl_en_tank)) {
game_player[player].type++;
if (game_player[player].type > 7) {
game_player[player].type = 7;
game_player[player].hitpoint += 2;
//if (game_player[player].speed == TANK_SPEED_1)
// game_player[player].speed = TANK_SPEED_2;
//else if (game_player[player].speed == TANK_SPEED_2)
// game_player[player].speed = TANK_SPEED_3;
if (game_player[player].bullet_limit == 1)
game_player[player].bullet_limit = 2;
if (game_player[player].bullet_speed == BULLET_SPEED_1)
game_player[player].bullet_speed = BULLET_SPEED_2;
}
else if (game_player[player].type == 5) {
game_player[player].hitpoint = 1;
//game_player[player].speed = TANK_SPEED_3;
game_player[player].bullet_limit = 1;
game_player[player].bullet_speed = BULLET_SPEED_1;
}
else if (game_player[player].type == 6) {
game_player[player].hitpoint = 1;
//game_player[player].speed = TANK_SPEED_1;
game_player[player].bullet_limit = 2;
game_player[player].bullet_speed = BULLET_SPEED_2;
}
else if (game_player[player].type == 7) {
game_player[player].hitpoint = 4;
//game_player[player].speed = TANK_SPEED_1;
game_player[player].bullet_limit = 1;
game_player[player].bullet_speed = BULLET_SPEED_1;
}
game_player[player].tank_type = game_player[player].type - 4;
}
break;
case BONUS_GRENADE:
if (player == 0 || player == 1) {
for (i = 2; i < config.units_on_map; i++) {
if (game_player[i].hitpoint) {
GLog_makeExplode(EXPLODE_BIG, game_player[i].posx, game_player[i].posy);
game_player[i].hitpoint = 0;
//startPlaySample(snd_enemy_explode, sizeof(snd_enemy_explode), 11000, AUDIO_PAN_CENTER, 10);
soundPlay(snd_en_explode, sizeof(snd_en_explode), SOUND_PCM_CH3, FALSE);
}
}
}
else {
for (i = 0; i < 2; i++) {
if (game_player[i].hitpoint) {
GLog_makeExplode(EXPLODE_BIG, game_player[i].posx, game_player[i].posy);
game_player[i].hitpoint = 0;
game_player[player].lives--;
//startPlaySample(snd_explode, sizeof(snd_explode), 11000, AUDIO_PAN_CENTER, 10);
soundPlay(snd_pl_explode, sizeof(snd_pl_explode), SOUND_PCM_CH3, FALSE);
}
}
}
break;
case BONUS_TANK:
if (player == 0 || player == 1) {
game_player[player].lives++;
soundPlay(snd_live_got, sizeof(snd_live_got), SOUND_PCM_CH1, FALSE);
}
else {
enemy_num += 3;
soundPlay(snd_bonus_got, sizeof(snd_bonus_got), SOUND_PCM_CH1, FALSE);
}
break;
case BONUS_GUN:
if ((player < 2 && !mods.pl_en_tank) || (player >= 2 && mods.en_pl_skin)) {
game_player[player].type = 3;
game_player[player].bullet_limit = 2;
game_player[player].bullet_speed = BULLET_SPEED_2;
game_player[player].uranium_bullets = 1;
game_player[player].woods_trim = 1;
if (player < 2)
game_player[player].hp = 1;
}
else {
game_player[player].type = 7;
game_player[player].bullet_limit = 2;
game_player[player].bullet_speed = BULLET_SPEED_2;
game_player[player].uranium_bullets = 1;
game_player[player].woods_trim = 1;
game_player[player].hitpoint = 4;
//game_player[player].speed = TANK_SPEED_2;
if (player >= 2)
game_player[player].tank_type = game_player[player].type - 4;
}
break;
case BONUS_SHIP:
game_player[player].ship = 1;
break;
}
//startPlaySample(snd_bonus_take, sizeof(snd_bonus_take), 10000, AUDIO_PAN_CENTER, 9);
if (bonus.type != BONUS_TANK) {
soundPlay(snd_bonus_got, sizeof(snd_bonus_got), SOUND_PCM_CH1, FALSE);
}
showScoreQuad(4, bonus.posx, bonus.posy);
bonus.type = 0;
if (player == 0) {
kills_1[4]++;
} else if (player == 1) {
kills_2[4]++;
}
}
void updateArmorStaff() {
if (!armor_staff)
return;
if (armor_staff == ARMOR_STAFF_TIME + 1) {
armor_staff = 0;
mapSetTile(0, START_X_ST-1, START_Y_ST+1);
mapSetTile(0, START_X_ST-1, START_Y_ST+0);
mapSetTile(0, START_X_ST-1, START_Y_ST-1);
mapSetTile(0, START_X_ST+0, START_Y_ST-1);
mapSetTile(0, START_X_ST+1, START_Y_ST-1);
mapSetTile(0, START_X_ST+2, START_Y_ST-1);
mapSetTile(0, START_X_ST+2, START_Y_ST+0);
mapSetTile(0, START_X_ST+2, START_Y_ST+1);
return;
}
armor_staff--;
if (armor_staff == ARMOR_STAFF_TIME - 1 || armor_staff < 256) {
u8 armor_tile = RES_TILE_STEEL;
if ((armor_staff & 31) > 16 && armor_staff < ARMOR_STAFF_TIME - 20)
armor_tile = RES_TILE_BRICK;
if (!armor_staff)
armor_tile = RES_TILE_BRICK;
mapSetTile(armor_tile, START_X_ST-1, START_Y_ST+1);
mapSetTile(armor_tile, START_X_ST-1, START_Y_ST+0);
mapSetTile(armor_tile, START_X_ST-1, START_Y_ST-1);
mapSetTile(armor_tile, START_X_ST+0, START_Y_ST-1);
mapSetTile(armor_tile, START_X_ST+1, START_Y_ST-1);
mapSetTile(armor_tile, START_X_ST+2, START_Y_ST-1);
mapSetTile(armor_tile, START_X_ST+2, START_Y_ST+0);
mapSetTile(armor_tile, START_X_ST+2, START_Y_ST+1);
}
}
void showScoreQuad(u16 val, u16 posx, u16 posy) {
scor.timer = 40;
scor.val = val;
scor.posx = posx;
scor.posy = posy;
}
void soundPlay(const u8 *sample, const u32 len, const u16 channel, const u8 loop) {
if (getTimer(0, FALSE) > 330000) {
SND_startPlay_4PCM(sample, len, channel, loop);
}
if ((sample == snd_bonus_appears) || (sample == snd_bonus_got) || (sample == snd_live_got)) {
soundStopEngine();
}
}