Add constant enemies respawn when half of them is defeated

grk/project/Enemy.h

@@ -12,17 +12,20 @@ private:
     std::list<Bullet*> bullets;
     float lastShootTime = 0.f;
     float shootInterval = 0.3f;
-	glm::mat4 initialModelMatrix;
+	float initAggroRange;
 
 public:
 	glm::mat4 modelMatrix;
 	float aggroRange;
+	glm::mat4 initialModelMatrix;
+
 
 	Enemy(float currHp,float initialHp, glm::mat4 initialModelMatrix, float initialDmg, float initialAggroRange)
 		:
 		aggroRange(initialAggroRange),
 		modelMatrix(initialModelMatrix),
 		initialModelMatrix(initialModelMatrix),
+		initAggroRange(initialAggroRange),
 		GameEntity(currHp, initialHp, initialDmg)
 	{}
 
@@ -75,6 +78,8 @@ public:
 	void respawn() override {
 		this->currentHP = this->maxHP;
 		this->modelMatrix = this->initialModelMatrix;
+		this->aggroRange = this->initAggroRange;
+		this->dmg = this->initDMG;
 		return;
 	}
 private:

grk/project/GameEntity.h

@@ -7,9 +7,10 @@ public:
 	float currentHP;
 	float dmg;
     float maxHP;
+    float initDMG;
 
     GameEntity(float currentHP, float maxHP, float initialDmg)
-        : currentHP(currentHP), maxHP(maxHP), dmg(initialDmg)
+        : currentHP(currentHP), maxHP(maxHP), dmg(initialDmg),initDMG(initialDmg)
     {
         
     }

grk/project/src/ex_9_1.hpp

@@ -95,6 +95,17 @@ Spaceship* spaceship = Spaceship::getInstance();
 void createSolarSystem(glm::vec3 sunPos, GLuint sunTexId,float sunScale, float* planetSizes, int numberOfPlanets, float planetsDistance, float planetSpeedCoef);
 Core::SpriteRenderer* spriteRenderer;
 
+const int ENEMY_COUNT = 20;
+std::vector<glm::vec3> referencePoints = {
+	glm::vec3(0, 2, 0),
+	glm::vec3(150, 5, 0),
+	glm::vec3(-20, -30, 50),
+	glm::vec3(100, 20, -50),
+	glm::vec3(0, 52, 200),
+	glm::vec3(150, 55, 200),
+	glm::vec3(-20, 20, 250),
+	glm::vec3(100, 70, 150)
+};
 void updateDeltaTime(float time) {
 	if (lastTime < 0) {
 		lastTime = time;
@@ -139,8 +150,67 @@ void renderHUD(GLFWwindow* window) {
 		programSpriteBar);
 	glEnable(GL_DEPTH_TEST);
 }
+bool isFarFromReferencePoints(float x, float y, float z, const std::vector<glm::vec3>& referencePoints) {
+	float minDistance = 10.0f;
+
+	glm::vec3 currentPoint(x, y, z);
+
+	auto checkDistance = [currentPoint, minDistance](const glm::vec3& referencePoint) {
+		return glm::distance(currentPoint, referencePoint) > minDistance;
+	};
+
+	for (const auto& referencePoint : referencePoints) {
+		if (!checkDistance(referencePoint)) {
+			return false;
+		}
+	}
+
+	return true;
+}
+glm::mat4 generateRandomMatrix(const glm::mat4& startMatrix) {
+	std::random_device rd;
+	std::mt19937 gen(rd());
+	std::uniform_real_distribution<float> disX(-30.0f, 180.0f);
+	std::uniform_real_distribution<float> disY(-50.0f, 60.0f);
+	std::uniform_real_distribution<float> disZ(-30.0f, 210.0f);
+	float randomX, randomY, randomZ;
+
+	do {
+		randomX = disX(gen);
+		randomY = disY(gen);
+		randomZ = disZ(gen);
+	} while (!isFarFromReferencePoints(randomX, randomY, randomZ, referencePoints));
+
+	glm::mat4 randomModelMatrix = glm::translate(startMatrix, glm::vec3(randomX, randomY, randomZ));
+
+
+	return randomModelMatrix;
+}
 void renderEnemies() {
-	
+	int counter = 0;
+	glUseProgram(program);
+	for (const auto& enemy : enemies) {
+		if (enemy->isAlive()) {
+			enemy->attack(spaceship->spaceshipPos, glfwGetTime());
+			enemy->renderBullets(glfwGetTime(), program, gameEntities);
+		}
+		else {
+			counter++;
+		}
+
+	}
+	if (counter >= ENEMY_COUNT / 2) {
+		for (const auto& enemy : enemies) {
+			if (!enemy->isAlive()) {
+				enemy->initialModelMatrix = generateRandomMatrix(enemy->getModelMatrix());
+				enemy->respawn();
+				enemy->aggroRange *= 1.1;
+				enemy->dmg *= 1.2;
+			}
+		}
+		counter = 0;
+	}
+
 	glUseProgram(programSpriteBar);
 	for (const auto& enemy : enemies) {
 		if (enemy->isAlive()) {
@@ -163,15 +233,6 @@ void renderEnemies() {
 		}
 
 	}
-	glUseProgram(program);
-	for (const auto& enemy : enemies) {
-		if (enemy->isAlive()) {
-			enemy->attack(spaceship->spaceshipPos, glfwGetTime());
-			enemy->renderBullets(glfwGetTime(), program, gameEntities);
-		}
-
-	}
-
 }
 TextureTuple getRandomPlanetTexture() {
 	int textureIndex = rand() % planetTextures.size();
@@ -318,58 +379,15 @@ void createSolarSystem(glm::vec3 sunPos, GLuint sunTexId, float sunScale, float*
 		planets.push_back(planet);
 	}
 }
-bool isFarFromReferencePoints(float x, float y, float z, const std::vector<glm::vec3>& referencePoints) {
-	float minDistance = 10.0f;
-
-	glm::vec3 currentPoint(x, y, z);
-
-	auto checkDistance = [currentPoint, minDistance](const glm::vec3& referencePoint) {
-		return glm::distance(currentPoint, referencePoint) > minDistance;
-	};
-
-	for (const auto& referencePoint : referencePoints) {
-		if (!checkDistance(referencePoint)) {
-			return false; 
-		}
-	}
-
-	return true; 
-}
-
 void createEnemies() {
 
 	//enemies.push_back(new Enemy(100.0f,100.0f, glm::mat4(1.0f), 1.0f, 5.0f));
 	//enemies.push_back(new Enemy(100.0f,100.0f, glm::translate(glm::mat4(1.0f) , glm::vec3(1.f,1.f,1.f)), 1.0f, 5.0f));
 	//enemies.push_back(new Enemy(100.0f,100.0f, glm::translate(glm::mat4(1.0f), glm::vec3(-1.f, 2.f, -0.9f)), 1.0f, 5.0f));
 
-	std::random_device rd;
+	for (int i = 0; i < ENEMY_COUNT; ++i) {
-	std::mt19937 gen(rd());
-	std::uniform_real_distribution<float> disX(-30.0f, 180.0f);
-	std::uniform_real_distribution<float> disY(-50.0f, 60.0f);
-	std::uniform_real_distribution<float> disZ(-30.0f, 210.0f);
-
-
-	std::vector<glm::vec3> referencePoints = {
-	glm::vec3(0, 2, 0),
-	glm::vec3(150, 5, 0),
-	glm::vec3(-20, -30, 50),
-	glm::vec3(100, 20, -50),
-	glm::vec3(0, 52, 200),
-	glm::vec3(150, 55, 200),
-	glm::vec3(-20, 20, 250),
-	glm::vec3(100, 70, 150)
-	};
-	for (int i = 0; i < 20; ++i) {
-		float randomX, randomY, randomZ;
-
-		do {
-			randomX = disX(gen);
-			randomY = disY(gen);
-			randomZ = disZ(gen);
-		} while (!isFarFromReferencePoints(randomX, randomY, randomZ, referencePoints));
-
-		glm::mat4 randomModelMatrix = glm::translate(glm::mat4(1.0f), glm::vec3(randomX, randomY, randomZ));
 
+		glm::mat4 randomModelMatrix = generateRandomMatrix(glm::mat4(1.0f));
 		enemies.push_back(new Enemy(100.0f, 100.0f, randomModelMatrix, 1.0f, 8.0f));
 	}