137 lines
4.1 KiB
C++
137 lines
4.1 KiB
C++
#include "Enemies.h"
|
|
#include "api.h"
|
|
|
|
#define MAX_ENEMIES 5
|
|
struct Enemy {
|
|
float x, y, by, fn;
|
|
int m1, m2;
|
|
int state;
|
|
int type;
|
|
};
|
|
Enemy enemies[MAX_ENEMIES];
|
|
int enemyTimer = 0;
|
|
int kills = 0;
|
|
int wave = 5;
|
|
int betweenWaves = 300;
|
|
int generations = 0;
|
|
int table[8] = { 0, 1, 2, 3, 4, 5, 6, 7 };
|
|
bool visited[8] = { false, false, false, false, false, false, false, false };
|
|
int tableSize = 8;
|
|
|
|
void ResetEnemies() {
|
|
enemyTimer = 0;
|
|
kills = 0;
|
|
generations = 0;
|
|
tableSize = 8;
|
|
for (int i = 0; i < 8; i++) { table[i] = i; visited[i] = false; }
|
|
for (int i = 0; i < MAX_ENEMIES; i++) {
|
|
enemies[i].x = enemies[i].y = enemies[i].by = -1;
|
|
enemies[i].fn = 0;
|
|
enemies[i].state = 0;
|
|
enemies[i].type = rand() % 2;
|
|
}
|
|
}
|
|
|
|
Enemies::Enemies() {
|
|
ResetEnemies();
|
|
RegisterMessage("CheckEnemyHit", this);
|
|
RegisterMessage("ResetEnemies", this);
|
|
}
|
|
|
|
void GenerateNewEnemy() {
|
|
if (generations >= 16) return;
|
|
enemyTimer = 60 + SDL_max(60 - (kills), 0);
|
|
for (int i = 0; i < MAX_ENEMIES; i++) {
|
|
if (enemies[i].y == -1) {
|
|
generations++;
|
|
enemies[i].by = enemies[i].y = 20 + rand() % 230;
|
|
enemies[i].fn = 0;
|
|
enemies[i].x = 480;
|
|
enemies[i].m1 = 1 + wave; // (rand() % (3 + SDL_min(int(SDL_floor(kills / 5.0f)), 4)));
|
|
int num = rand() % tableSize;
|
|
/*char peiv[10]; itoa(table[num], peiv, 10);
|
|
SDL_Log(peiv);*/
|
|
enemies[i].m2 = 2 + table[num];
|
|
if (visited[table[num]]) { tableSize--; if (num < tableSize) table[num] = table[tableSize]; } else { visited[table[num]] = true; }
|
|
enemies[i].state = 0;
|
|
enemies[i].type = rand() % 2;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void Enemies::Update() {
|
|
if (betweenWaves > 0) {
|
|
betweenWaves--;
|
|
if (betweenWaves < 240) {
|
|
char waveText[7] = "WAVE 0"; waveText[5] = wave + 48;
|
|
Print(200, 120, waveText, 255, 255, 255);
|
|
}
|
|
} else {
|
|
enemyTimer--;
|
|
if (enemyTimer <= 0) GenerateNewEnemy();
|
|
for (int i = 0; i < MAX_ENEMIES; i++) {
|
|
if (enemies[i].y > -1) {
|
|
enemies[i].fn += (0.01f + kills*0.0025f);
|
|
enemies[i].y = enemies[i].by + SDL_sinf(enemies[i].fn)*10.0f;
|
|
enemies[i].x -= (0.5f + kills*0.02f);
|
|
if (enemies[i].state == 0 && enemies[i].x <= 100) {
|
|
SendMessage("CreateNewLaser", enemies[i].x, enemies[i].y, 40, 125, 1);
|
|
Blink();
|
|
SendMessage("HeroHit");
|
|
enemyTimer = 400;
|
|
for (int j = 0; j < MAX_ENEMIES; j++) {
|
|
if (enemies[j].y < 135) { enemies[j].state = 10; }
|
|
else { enemies[j].state = -10; }
|
|
enemies[j].m1 = enemies[j].m2 = 0;
|
|
}
|
|
//betweenWaves = 420; ResetEnemies();
|
|
}
|
|
if (enemies[i].state != 0) enemies[i].x -= 1.0f;
|
|
if (enemies[i].state > 0) enemies[i].y -= 1.0f;
|
|
if (enemies[i].state < 0) enemies[i].y += 1.0f;
|
|
|
|
if (enemies[i].type == 0) {
|
|
Draw(enemies[i].x, enemies[i].y, 37, 64, 17, 13, enemies[i].state - SDL_cosf(enemies[i].fn)*10.0f);
|
|
}
|
|
else {
|
|
Draw(enemies[i].x, enemies[i].y, 54, 64, 21, 13, enemies[i].state - SDL_cosf(enemies[i].fn)*10.0f);
|
|
}
|
|
if (enemies[i].state == 0) {
|
|
PrintChar(enemies[i].x - 2, enemies[i].y - 10, enemies[i].m1 + 48, 0, 255, 0);
|
|
PrintChar(enemies[i].x + 5, enemies[i].y - 10, 'x', 128, 128, 128);
|
|
PrintChar(enemies[i].x + 12, enemies[i].y - 10, enemies[i].m2 + 48, 0, 255, 0);
|
|
}
|
|
if (enemies[i].x < -20) { enemies[i].x = enemies[i].y = -1; }
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void CheckEnemyHit(int n1, int n2) {
|
|
for (int i = 0; i < MAX_ENEMIES; i++) {
|
|
if (enemies[i].y > -1) {
|
|
if (enemies[i].m1 * enemies[i].m2 == n1 * 10 + n2) {
|
|
SendMessage("CreateNewLaser", 40, 125, enemies[i].x, enemies[i].y, 0);
|
|
Blink();
|
|
kills++;
|
|
SendMessage("GenerateExplosion", enemies[i].x, enemies[i].y); //GenerateExplosion(enemies[i].x, enemies[i].y);
|
|
enemies[i].x = enemies[i].y = -1;
|
|
SendMessage("IncreaseScore", 100); //score += 100;
|
|
if (kills == 16) {
|
|
betweenWaves = 360; wave++; ResetEnemies();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void Enemies::ProcessMessage(const char* msg) {
|
|
if (msg == "CheckEnemyHit") {
|
|
int* params = GetMessageParams();
|
|
CheckEnemyHit(params[0], params[1]);
|
|
} else if (msg == "ResetEnemies") {
|
|
betweenWaves = 420; ResetEnemies();
|
|
}
|
|
}
|