test.cpp

#include "raylib.h"
#include <math.h>
#include <vector>
#include <raymath.h>
const int screenWidth = 800;
const int screenHeight = 600;
const char *windowTitle = "Suki Blaster @adjidev";
enum WeaponType {
 PISTOL,
 SHOTGUN,
 GATLING
};
struct Weapon {
 WeaponType type;
 float fireRate;
 float bulletSpeed;
 float damage;
 float spread;
 int bulletsPerShot;
 float lifetime;
 Color color;
 const char* name;
};
struct Player
{
 Vector2 position;
 Vector2 size;
 float speed;
 float rotation;
 int health;
 int maxHealth;
 Texture2D texture;
 float fireCooldown;
 Weapon currentWeapon;
};
struct Bullet
{
 Vector2 position;
 Vector2 velocity;
 float speed;
 float radius;
 bool active;
 float lifetime;
 float damage;
 Color color;
};
struct Enemy
{
 Vector2 position;
 Vector2 size;
 float speed;
 bool active;
 bool dying;
 float deathTimer;
 int health;
 int maxHealth;
 Texture2D texture;
 Texture2D deathTexture;
};
struct WeaponDrop {
 Vector2 position;
 Vector2 size;
 bool active;
 WeaponType type;
 float lifetime;
};
const Weapon weapons[] = {
 {PISTOL, 0.2f, 10.0f, 1.0f, 0.0f, 1, 2.0f, YELLOW, "Pistol"},
 {SHOTGUN, 0.5f, 8.0f, 0.7f, 20.0f, 5, 1.0f, ORANGE, "Shotgun"},
 {GATLING, 0.05f, 12.0f, 0.5f, 5.0f, 1, 1.5f, RED, "Gatling"}
};
int main()
{
 InitWindow(screenWidth, screenHeight, windowTitle);
 SetTargetFPS(60);
 Texture2D playerTex = LoadTexture("resources/player.png");
 Texture2D enemyTex = LoadTexture("resources/enemy.png");
 Texture2D bulletTex = LoadTexture("resources/bullet.png");
 Texture2D enemyDeathTex = LoadTexture("resources/enemy_death.png");
 Player player = {
 {screenWidth / 2, screenHeight / 2},  {32, 32},  5.0f,  0.0f,  100,  100,  playerTex,  0.0f,  weapons[PISTOL]  };
 const int maxEnemies = 99;
 Enemy enemies[maxEnemies] = {0};
 for (int i = 0; i < maxEnemies; i++)
 {
 enemies[i].texture = enemyTex;
 enemies[i].deathTexture = enemyDeathTex;
 enemies[i].size = {32, 32};
 enemies[i].maxHealth = 3;
 }
 std::vector<Bullet> bullets;
 std::vector<WeaponDrop> weaponDrops;
 float spawnTimer = 0;
 const float spawnInterval = 1.0f;
 const float weaponDropChance = 0.2f;  int score = 0;
 bool gameOver = false;
 while (!WindowShouldClose())
 {
 float deltaTime = GetFrameTime();
 if (!gameOver)
 {
  Vector2 movement = {0, 0};
 if (IsKeyDown(KEY_W))
 movement.y -= 1;
 if (IsKeyDown(KEY_S))
 movement.y += 1;
 if (IsKeyDown(KEY_A))
 movement.x -= 1;
 if (IsKeyDown(KEY_D))
 movement.x += 1;
 if (movement.x != 0 || movement.y != 0)
 {
 movement = Vector2Normalize(movement);
 }
 player.position.x += movement.x * player.speed;
 player.position.y += movement.y * player.speed;
  Vector2 mousePos = GetMousePosition();
 player.rotation = atan2(mousePos.y - player.position.y,
 mousePos.x - player.position.x) *
 RAD2DEG;
  player.position.x = Clamp(player.position.x, 0, screenWidth - player.size.x);
 player.position.y = Clamp(player.position.y, 0, screenHeight - player.size.y);
  if (player.fireCooldown > 0)
 {
 player.fireCooldown -= deltaTime;
 }
 if (IsMouseButtonDown(MOUSE_LEFT_BUTTON) && player.fireCooldown <= 0)
 {
 Vector2 bulletStartPos = {
 player.position.x + player.size.x / 2,
 player.position.y + player.size.y / 2};
 Vector2 direction = Vector2Normalize({mousePos.x - bulletStartPos.x,
 mousePos.y - bulletStartPos.y});
  for (int i = 0; i < player.currentWeapon.bulletsPerShot; i++)
 {
 Bullet newBullet;
 newBullet.position = bulletStartPos;
  float angleVariation = 0;
 if (player.currentWeapon.spread > 0)
 {
 angleVariation = GetRandomValue(-player.currentWeapon.spread * 100,  player.currentWeapon.spread * 100) / 100.0f;
 }
 Vector2 bulletDir = Vector2Rotate(direction, angleVariation * DEG2RAD);
 newBullet.velocity = bulletDir;
 newBullet.speed = player.currentWeapon.bulletSpeed;
 newBullet.radius = 5.0f;
 newBullet.active = true;
 newBullet.lifetime = player.currentWeapon.lifetime;
 newBullet.damage = player.currentWeapon.damage;
 newBullet.color = player.currentWeapon.color;
 bullets.push_back(newBullet);
 }
 player.fireCooldown = player.currentWeapon.fireRate;
 }
  spawnTimer += deltaTime;
 if (spawnTimer >= spawnInterval)
 {
 spawnTimer = 0;
 for (int i = 0; i < maxEnemies; i++)
 {
 if (!enemies[i].active)
 {
 enemies[i].active = true;
 enemies[i].health = enemies[i].maxHealth;
 enemies[i].dying = false;
 if (GetRandomValue(0, 1) == 0)
 {
 enemies[i].position.x = GetRandomValue(0, screenWidth - 32);
 enemies[i].position.y = GetRandomValue(0, 1) == 0 ? -32 : screenHeight;
 }
 else
 {
 enemies[i].position.x = GetRandomValue(0, 1) == 0 ? -32 : screenWidth;
 enemies[i].position.y = GetRandomValue(0, screenHeight - 32);
 }
 enemies[i].speed = GetRandomValue(50, 150) / 100.0f;
 break;
 }
 }
 }
  for (size_t i = 0; i < bullets.size();)
 {
 bullets[i].position.x += bullets[i].velocity.x * bullets[i].speed;
 bullets[i].position.y += bullets[i].velocity.y * bullets[i].speed;
 bullets[i].lifetime -= deltaTime;
 if (bullets[i].lifetime <= 0 ||
 bullets[i].position.x < -50 || bullets[i].position.x > screenWidth + 50 ||
 bullets[i].position.y < -50 || bullets[i].position.y > screenHeight + 50)
 {
 bullets.erase(bullets.begin() + i);
 }
 else
 {
 i++;
 }
 }
  for (size_t i = 0; i < weaponDrops.size();)
 {
 weaponDrops[i].lifetime -= deltaTime;
 if (weaponDrops[i].lifetime <= 0)
 {
 weaponDrops.erase(weaponDrops.begin() + i);
 }
 else if (CheckCollisionRecs(
 {player.position.x, player.position.y, player.size.x, player.size.y},
 {weaponDrops[i].position.x, weaponDrops[i].position.y,  weaponDrops[i].size.x, weaponDrops[i].size.y}))
 {
 player.currentWeapon = weapons[weaponDrops[i].type];
 weaponDrops.erase(weaponDrops.begin() + i);
 }
 else
 {
 i++;
 }
 }
  for (int i = 0; i < maxEnemies; i++)
 {
 if (enemies[i].active)
 {
 if (enemies[i].dying)
 {
 enemies[i].deathTimer -= deltaTime;
 if (enemies[i].deathTimer <= 0)
 {
 enemies[i].active = false;
  if (GetRandomValue(0, 100) < weaponDropChance * 100)
 {
 WeaponDrop drop;
 drop.position = {enemies[i].position.x + enemies[i].size.x/2 - 16,  enemies[i].position.y + enemies[i].size.y/2 - 16};
 drop.size = {32, 32};
 drop.active = true;
 drop.type = (WeaponType)GetRandomValue(0, 2);  drop.lifetime = 10.0f;  weaponDrops.push_back(drop);
 }
 }
 continue;
 }
  Vector2 direction = {
 player.position.x + player.size.x / 2 - (enemies[i].position.x + enemies[i].size.x / 2),
 player.position.y + player.size.y / 2 - (enemies[i].position.y + enemies[i].size.y / 2)};
 direction = Vector2Normalize(direction);
 enemies[i].position.x += direction.x * enemies[i].speed;
 enemies[i].position.y += direction.y * enemies[i].speed;
  for (size_t j = 0; j < bullets.size(); j++)
 {
 if (bullets[j].active &&
 CheckCollisionCircleRec(
 bullets[j].position,
 bullets[j].radius,
 {enemies[i].position.x, enemies[i].position.y,  enemies[i].size.x, enemies[i].size.y}))
 {
 enemies[i].health -= bullets[j].damage;
 bullets[j].active = false;
 if (enemies[i].health <= 0 && !enemies[i].dying)
 {
 enemies[i].dying = true;
 enemies[i].deathTimer = 0.5f;
 score += 10;
 }
 }
 }
  if (CheckCollisionRecs(
 {player.position.x, player.position.y, player.size.x, player.size.y},
 {enemies[i].position.x, enemies[i].position.y, enemies[i].size.x, enemies[i].size.y}))
 {
 player.health -= 10;
 enemies[i].active = false;
 if (player.health <= 0)
 {
 gameOver = true;
 }
 }
 }
 }
 }
 else
 {
  if (IsKeyPressed(KEY_R))
 {
 gameOver = false;
 player.health = player.maxHealth;
 player.position = {screenWidth / 2, screenHeight / 2};
 player.currentWeapon = weapons[PISTOL];  score = 0;
 for (int i = 0; i < maxEnemies; i++)
 {
 enemies[i].active = false;
 }
 bullets.clear();
 weaponDrops.clear();
 }
 }
  BeginDrawing();
 ClearBackground(RAYWHITE);
 if (!gameOver)
 {
  Rectangle sourceRec = {0, 0, (float)player.texture.width, (float)player.texture.height};
 Rectangle destRec = {
 player.position.x + player.size.x / 2,
 player.position.y + player.size.y / 2,
 player.size.x,
 player.size.y};
 Vector2 origin = {player.size.x / 2, player.size.y / 2};
 DrawTexturePro(player.texture, sourceRec, destRec, origin, player.rotation, WHITE);
  for (size_t i = 0; i < bullets.size(); i++)
 {
 if (bullets[i].active)
 {
 DrawCircleV(bullets[i].position, bullets[i].radius, bullets[i].color);
 }
 }
  for (int i = 0; i < maxEnemies; i++)
 {
 if (enemies[i].active)
 {
 Texture2D textureToUse = enemies[i].dying ? enemies[i].deathTexture : enemies[i].texture;
 Rectangle enemySource = {0, 0, (float)textureToUse.width, (float)textureToUse.height};
 Rectangle enemyDest = {
 enemies[i].position.x + enemies[i].size.x / 2,
 enemies[i].position.y + enemies[i].size.y / 2,
 enemies[i].size.x,
 enemies[i].size.y};
 Vector2 enemyOrigin = {enemies[i].size.x / 2, enemies[i].size.y / 2};
 Vector2 direction = {
 player.position.x - enemies[i].position.x,
 player.position.y - enemies[i].position.y};
 float enemyRotation = atan2(direction.y, direction.x) * RAD2DEG;
 Color drawColor = enemies[i].dying ?  Fade(WHITE, enemies[i].deathTimer / 0.5f) : WHITE;
 DrawTexturePro(textureToUse, enemySource, enemyDest, enemyOrigin, enemyRotation, drawColor);
 if (!enemies[i].dying)
 {
 float healthPercentage = (float)enemies[i].health / enemies[i].maxHealth;
 DrawRectangle(
 enemies[i].position.x,
 enemies[i].position.y - 10,
 enemies[i].size.x * healthPercentage,
 5,
 GREEN);
 }
 }
 }
  for (size_t i = 0; i < weaponDrops.size(); i++)
 {
 Color dropColor;
 switch (weaponDrops[i].type)
 {
 case PISTOL: dropColor = YELLOW; break;
 case SHOTGUN: dropColor = ORANGE; break;
 case GATLING: dropColor = RED; break;
 }
 DrawRectangleV(weaponDrops[i].position, weaponDrops[i].size, dropColor);
 DrawRectangleLinesEx(
 {weaponDrops[i].position.x, weaponDrops[i].position.y,  weaponDrops[i].size.x, weaponDrops[i].size.y},
 2, BLACK);
  const char* name = weapons[weaponDrops[i].type].name;
 DrawText(name,  weaponDrops[i].position.x + weaponDrops[i].size.x/2 - MeasureText(name, 10)/2,
 weaponDrops[i].position.y + weaponDrops[i].size.y + 2,
 10, BLACK);
 }
 }
 else
 {
  DrawText("GAME OVER", screenWidth / 2 - MeasureText("GAME OVER", 40) / 2, screenHeight / 2 - 50, 40, RED);
 DrawText(TextFormat("Final Score: %d", score), screenWidth / 2 - MeasureText(TextFormat("Final Score: %d", score), 30) / 2, screenHeight / 2, 30, DARKGRAY);
 DrawText("Press R to restart", screenWidth / 2 - MeasureText("Press R to restart", 20) / 2, screenHeight / 2 + 50, 20, LIGHTGRAY);
 }
  float healthPercentage = (float)player.health / player.maxHealth;
 DrawRectangle(10, 10, 200 * healthPercentage, 20, GREEN);
 DrawRectangleLines(10, 10, 200, 20, DARKGRAY);
 DrawText(TextFormat("Darah: %d/%d", player.health, player.maxHealth), 220, 10, 20, DARKGRAY);
 DrawText(TextFormat("Skor: %d", score), 10, 40, 20, DARKGRAY);
  DrawText(TextFormat("Senjata: %s", player.currentWeapon.name), 10, 70, 20, DARKGRAY);
 DrawFPS(screenWidth - 100, 10);
 EndDrawing();
 }
 UnloadTexture(playerTex);
 UnloadTexture(enemyTex);
 UnloadTexture(bulletTex);
 UnloadTexture(enemyDeathTex);
 CloseWindow();
 return 0;
}