grk/project/Bullet.h

@@ -1,5 +1,7 @@
 #include "glm.hpp"
 #include "src/Shader_Loader.h"
+#include <vector>
+#include "GameEntity.h"
 
 #pragma once
 class Bullet
@@ -39,14 +41,52 @@ public:
 		return new Bullet(10, 10, directionNormalized, startPosition, birthTime, simpleRenderContext, 0.01f);
 	}
 
-	bool shouldBeDestroyed(float time, GLuint program) {
+	bool shouldBeDestroyed(float time, GLuint program, std::vector<GameEntity*>& gameEntities, float attackerDmg) {
 		float age = getAge(time);
 		if (age > lifetime) {
 			return true;
 		}
 		glm::mat4 modelMatrix = glm::translate(glm::mat4(1.0f), startPosition) * glm::translate(directionNormalized * speed * age) * glm::scale(glm::vec3(scale));
 		Core::drawObjectPBR(renderContext, modelMatrix, glm::vec3(1.f, 0.f, 0.f), 0.3, 0, program);
+		//std::cout << "x: " << modelMatrix[3].x << std::endl;
+		//std::cout << "y: " << modelMatrix[3].y << std::endl;
+		//std::cout << "z: " << modelMatrix[3].z << std::endl;
+		if (checkCollisionWithGameEntities(gameEntities, modelMatrix, attackerDmg)) {
+			return true;
+		}
+
+
 		return false;
 	}
+	bool checkCollisionWithGameEntities(std::vector<GameEntity*>& gameEntities, glm::mat4 bulletModelMatrix, float attackerDmg) {
+		for (const auto& entity : gameEntities) {
+			glm::mat4 entityModelMatrix = entity->getModelMatrix(); 
+
+			// SprawdŸ kolizjê AABB miêdzy pociskiem a obiektem z wektora gameEntities
+			if (checkAABBCollision(bulletModelMatrix, entityModelMatrix)) {
+				entity->applyDamage(attackerDmg); 
+				return true;
+			}
+		}
+
+		return false;
+	}
+	bool checkAABBCollision(const glm::mat4& obj1ModelMatrix, const glm::mat4& obj2ModelMatrix) {
+		// Pobierz rozmiary obiektów z ich macierzy modelu
+		glm::vec3 obj1Min = glm::vec3(obj1ModelMatrix * glm::vec4(-0.5f, -0.5f, -0.5f, 1.0f));
+		glm::vec3 obj1Max = glm::vec3(obj1ModelMatrix * glm::vec4(0.5f, 0.5f, 0.5f, 1.0f));
+
+		glm::vec3 obj2Min = glm::vec3(obj2ModelMatrix * glm::vec4(-0.5f, -0.5f, -0.5f, 1.0f));
+		glm::vec3 obj2Max = glm::vec3(obj2ModelMatrix * glm::vec4(0.5f, 0.5f, 0.5f, 1.0f));
+
+		// SprawdŸ kolizjê wzd³u¿ trzech osi (x, y, z)
+		bool collisionX = obj1Max.x >= obj2Min.x && obj1Min.x <= obj2Max.x;
+		bool collisionY = obj1Max.y >= obj2Min.y && obj1Min.y <= obj2Max.y;
+		bool collisionZ = obj1Max.z >= obj2Min.z && obj1Min.z <= obj2Max.z;
+
+		// Kolizja wystêpuje tylko wtedy, gdy zachodzi kolizja na wszystkich trzech osiach
+		return collisionX && collisionY && collisionZ;
+	}
+
 };
 

grk/project/Enemy.h

@@ -2,10 +2,11 @@
 #include "ext.hpp"
 #include "src/Render_Utils.h"
 #include "Bullet.h"
+#include "./GameEntity.h"
 #include "Spaceship.h"
 
 #pragma once
-class Enemy
+class Enemy : public GameEntity
 {	
 private:
     std::list<Bullet*> bullets;
@@ -14,13 +15,13 @@ private:
 
 public:
 	glm::mat4 modelMatrix;
-	int hp;
-	int initialHp;
-	int dmg;
 	float aggroRange;
 
-	Enemy(int currHp,int initialHp, glm::mat4 initialModelMatrix, int initialDmg, float initialAggroRange)
+	Enemy(float currHp,float initialHp, glm::mat4 initialModelMatrix, float initialDmg, float initialAggroRange)
-		: hp(currHp), initialHp(initialHp), modelMatrix(initialModelMatrix), dmg(initialDmg), aggroRange(initialAggroRange)
+		:
+		aggroRange(initialAggroRange),
+		modelMatrix(initialModelMatrix),
+		GameEntity(currHp, initialHp, initialDmg)
 	{}
 
 	
@@ -34,7 +35,7 @@ public:
     }
 
     virtual bool isAlive() const {
-        if (this->hp < 0) {
+        if (this->currentHP <= 0) {
             return false;
         }
         return true;
@@ -48,11 +49,11 @@ public:
 		return true;
     }
 
-	void renderBullets(float time, GLuint program) {
+	void renderBullets(float time, GLuint program, std::vector<GameEntity*>& gameEntities) {
 		for (auto it = bullets.begin(); it != bullets.end();) {
 			Bullet* bullet = *it;
 
-			if (bullet->shouldBeDestroyed(time, program)) {
+			if (bullet->shouldBeDestroyed(time, program, gameEntities, dmg)) {
 				delete bullet;
 				it = bullets.erase(it);
 			}
@@ -61,6 +62,15 @@ public:
 			}
 		}
 	}
+	glm::vec3 getPosition() const override
+	{
+		return modelMatrix[3];
+	}
+	glm::mat4 getModelMatrix() override
+	{
+		return modelMatrix;
+	}
+
 private:
 	void requestShoot(float time) {
 		if (canShoot(time)) {
@@ -75,6 +85,7 @@ private:
 	void shoot(float time) {
 		Spaceship* spaceship = Spaceship::getInstance();
 		glm::vec3 bulletDirection = glm::normalize(spaceship->spaceshipPos - glm::vec3(modelMatrix[3]));
+		
 		this->bullets.push_back(Bullet::createSimpleBullet(bulletDirection, this->modelMatrix[3], time));
 		this->lastShootTime = time;
 	}

grk/project/GameEntity.h

@@ -0,0 +1,23 @@
+#include "glm.hpp"
+
+#pragma once
+class GameEntity
+{
+public:
+	float currentHP;
+	float dmg;
+    float maxHP;
+
+    GameEntity(float currentHP, float maxHP, float initialDmg)
+        : currentHP(currentHP), maxHP(maxHP), dmg(initialDmg)
+    {
+        
+    }
+
+    virtual void applyDamage(float attackerDmg) {
+        currentHP = currentHP - attackerDmg;
+    };
+	virtual glm::vec3 getPosition() const = 0;
+    virtual glm::mat4 getModelMatrix() = 0;
+};
+

grk/project/Spaceship.h

@@ -4,10 +4,11 @@
 #include <list>
 #include "Bullet.h"
 #include "ParticleSystem.h"
+#include "GameEntity.h"
 
 #pragma once
 
-class Spaceship
+class Spaceship : public GameEntity
 {
 private:
 	std::list<Bullet*> bullets;
@@ -16,8 +17,9 @@ private:
 	ParticleSystem* leftParticle;
 	ParticleSystem* rightParticle;
 
-	// Prywatny konstruktor, aby zapobiec zewnêtrznemu tworzeniu instancji
+	// Prywatny konstruktor, aby zapobiec zewn<77>trznemu tworzeniu instancji
-	Spaceship() {
+	Spaceship() : GameEntity(100.0f, 100.0f, 10.0f)
+	{
 		
 	}
 
@@ -164,11 +166,11 @@ public:
 		return cameraMatrix;
 	}
 
-	void renderBullets(float time, GLuint program) {
+	void renderBullets(float time, GLuint program, std::vector<GameEntity*>& gameEntities) {
 		for (auto it = bullets.begin(); it != bullets.end();) {
 			Bullet* bullet = *it;
 
-			if (bullet->shouldBeDestroyed(time, program)) {
+			if (bullet->shouldBeDestroyed(time, program, gameEntities, dmg)) {
 				delete bullet;
 				it = bullets.erase(it);
 			}
@@ -194,4 +196,11 @@ public:
 		bullets.push_back(Bullet::createSimpleBullet(cameraDir, spaceshipPos + perpendicularVector, time));
 		lastShootTime = time;
 	}
+
+	glm::vec3 getPosition() const override {
+		return spaceshipPos;
+	}
+	glm::mat4 getModelMatrix() override {
+		return calculateModelMatrix();
+	}
 };

grk/project/grk-project.vcxproj

@@ -29,6 +29,7 @@
   <ItemGroup>
     <ClInclude Include="Bullet.h" />
     <ClInclude Include="Enemy.h" />
+    <ClInclude Include="GameEntity.h" />
     <ClInclude Include="GameObject.h" />
     <ClInclude Include="GameUtils.h" />
     <ClInclude Include="ParticleSystem.h" />

grk/project/grk-project.vcxproj.filters

@@ -128,6 +128,9 @@
     <ClInclude Include="ParticleSystem.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="GameEntity.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="shaders\shader_8_sun.vert">

grk/project/src/ex_9_1.hpp

@@ -70,7 +70,7 @@ Sun* sun;
 GLuint VAO,VBO;
 
 std::vector<Enemy*> enemies;
-
+std::vector<GameEntity*> gameEntities;
 
 float exposition = 1.f;
 
@@ -94,13 +94,21 @@ void updateDeltaTime(float time) {
 	if (deltaTime > 0.1) deltaTime = 0.1;
 	lastTime = time;
 }
-void renderEnemies() {
+void renderHUD() {
-	glDisable(GL_DEPTH_TEST);
 	glUseProgram(programSpriteBar);
+	glDisable(GL_DEPTH_TEST);
 	glm::mat4 spaceshipModelMatrix = spaceship->calculateModelMatrix();
 	glm::mat4 healthBarPosition = glm::translate(spaceshipModelMatrix, glm::vec3(12.0f, -9.0f, 0.0f));
-	spriteRenderer->DrawHUDBar(glm::vec3(0.0f, 1.0f, 0.0f), glm::scale(healthBarPosition, glm::vec3(9.0f, 1.1f, 1.0f)), 1.f, programSpriteBar);
+	spriteRenderer->DrawHUDBar(
+		glm::vec3(0.0f, 1.0f, 0.0f),
+		glm::scale(healthBarPosition, glm::vec3(9.0f, 1.1f, 1.0f)),
+		spaceship->currentHP / spaceship->maxHP,
+		programSpriteBar);
 	glEnable(GL_DEPTH_TEST);
+}
+void renderEnemies() {
+	
+	glUseProgram(programSpriteBar);
 	for (const auto& enemy : enemies) {
 		if (enemy->isAlive()) {
 			spriteRenderer->DrawSpriteBar(
@@ -110,12 +118,13 @@ void renderEnemies() {
 					),
 					glm::vec3(1.0f, 0.2f, 1.0f)
 				),
-				static_cast<float>(enemy->hp / enemy->initialHp),
+				enemy->currentHP / enemy->maxHP,
 				programSpriteBar);
 		}
 	}
 	glUseProgram(programSprite);
 	for (const auto& enemy : enemies) {
+		
 		if (enemy->isAlive()) {
 			spriteRenderer->DrawSprite(texture::spriteTexture, enemy->modelMatrix, programSprite);
 		}
@@ -125,7 +134,7 @@ void renderEnemies() {
 	for (const auto& enemy : enemies) {
 		if (enemy->isAlive()) {
 			enemy->attack(spaceship->spaceshipPos, glfwGetTime());
-			enemy->renderBullets(glfwGetTime(), program);
+			enemy->renderBullets(glfwGetTime(), program, gameEntities);
 		}
 
 	}
@@ -174,9 +183,8 @@ void renderScene(GLFWwindow* window)
 
 	glUseProgram(program);
 
-	spaceship->renderBullets(glfwGetTime(), program);
+	std::vector<GameEntity*> gameEntities(enemies.begin(), enemies.end());
-
+	spaceship->renderBullets(glfwGetTime(), program, gameEntities);
-	
 
 	drawObjectPBR(models::sphereContext,
 		glm::translate(pointlightPos) * glm::scale(glm::vec3(0.1)) * glm::eulerAngleY(time / 3) * glm::translate(glm::vec3(4.f, 0, 0)) * glm::eulerAngleY(time) * glm::translate(glm::vec3(1.f, 0, 0)) * glm::scale(glm::vec3(0.1f)),
@@ -190,6 +198,7 @@ void renderScene(GLFWwindow* window)
 		texture::spaceshipTexture,
 		spaceship->roughness, spaceship->metallic, programTex
 	);
+<<<<<<< HEAD
 
 <<<<<<< HEAD
 	//Core::SetActiveTexture(texture::earthTexture, "textureSampler", programTex, 0);
@@ -219,6 +228,9 @@ void renderScene(GLFWwindow* window)
 	glm::mat4 viewMatrix = Core::createViewMatrix(spaceship->cameraPos, spaceship->cameraDir, cameraUp);
 	spaceship->renderParticles(programParticle, viewMatrix, Core::createPerspectiveMatrix(), time);
 =======
+=======
+	renderHUD();
+>>>>>>> 9586849 (Add collision detection and taking dmg)
 	renderEnemies();
 
 	//drawObjectPBR(sphereContext, glm::translate(pointlightPos) * glm::scale(glm::vec3(1)) * glm::eulerAngleY(time / 3) * glm::translate(glm::vec3(10.f, 0, 0)) * glm::scale(glm::vec3(0.3f)), glm::vec3(0.2, 0.7, 0.3), 0.3, 0.0, program);
@@ -268,9 +280,12 @@ void createSolarSystem(glm::vec3 sunPos, float sunScale, float* planetSizes, int
 
 void createEnemies() {
 
-	enemies.push_back(new Enemy(100,100, glm::mat4(1.0f), 20, 5.0f));
+	enemies.push_back(new Enemy(100.0f,100.0f, glm::mat4(1.0f), 1.0f, 5.0f));
-	enemies.push_back(new Enemy(100,100, glm::translate(glm::mat4(1.0f) , glm::vec3(1.f,1.f,1.f)), 15, 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(100,100, glm::translate(glm::mat4(1.0f), glm::vec3(-1.f, 2.f, -0.9f)), 25, 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));
+
+	//obiekty do ktorych bedzie sprawdzana kolizja dla pociskow enemy
+	gameEntities.push_back(spaceship);
 
 }
 

grk/project/src/ex_9_1.hpp.orig

@@ -61,19 +61,16 @@ GLuint programSun;
 GLuint programTest;
 GLuint programSprite;
 GLuint programCubemap;
-<<<<<<< HEAD
 GLuint programParticle;
 GLuint programTex;
-=======
 GLuint programSpriteBar;
->>>>>>> 6ccdec5 (Add drawing health bars for enemies)
 
 std::list<Planet*> planets;
 Sun* sun;
 GLuint VAO,VBO;
 
 std::vector<Enemy*> enemies;
-
+std::vector<GameEntity*> gameEntities;
 
 float exposition = 1.f;
 
@@ -97,7 +94,20 @@ void updateDeltaTime(float time) {
 	if (deltaTime > 0.1) deltaTime = 0.1;
 	lastTime = time;
 }
+void renderHUD() {
+	glUseProgram(programSpriteBar);
+	glDisable(GL_DEPTH_TEST);
+	glm::mat4 spaceshipModelMatrix = spaceship->calculateModelMatrix();
+	glm::mat4 healthBarPosition = glm::translate(spaceshipModelMatrix, glm::vec3(12.0f, -9.0f, 0.0f));
+	spriteRenderer->DrawHUDBar(
+		glm::vec3(0.0f, 1.0f, 0.0f),
+		glm::scale(healthBarPosition, glm::vec3(9.0f, 1.1f, 1.0f)),
+		spaceship->currentHP / spaceship->maxHP,
+		programSpriteBar);
+	glEnable(GL_DEPTH_TEST);
+}
 void renderEnemies() {
+	
 	glUseProgram(programSpriteBar);
 	for (const auto& enemy : enemies) {
 		if (enemy->isAlive()) {
@@ -108,24 +118,13 @@ void renderEnemies() {
 					),
 					glm::vec3(1.0f, 0.2f, 1.0f)
 				),
-				static_cast<float>(enemy->hp / enemy->initialHp),
+				enemy->currentHP / enemy->maxHP,
 				programSpriteBar);
 		}
-
-<<<<<<< HEAD
-TextureTuple getRandomPlanetTexture() {
-	int textureIndex = rand() % planetTextures.size();
-	TextureTuple selectedTextures = planetTextures[textureIndex];
-	//GLuint textureID = selectedTextures.textureID;
-	//GLuint normalMapID = selectedTextures.normalMapID;
-
-	return planetTextures[textureIndex];
-}
-
-=======
 	}
 	glUseProgram(programSprite);
 	for (const auto& enemy : enemies) {
+		
 		if (enemy->isAlive()) {
 			spriteRenderer->DrawSprite(texture::spriteTexture, enemy->modelMatrix, programSprite);
 		}
@@ -135,13 +134,20 @@ TextureTuple getRandomPlanetTexture() {
 	for (const auto& enemy : enemies) {
 		if (enemy->isAlive()) {
 			enemy->attack(spaceship->spaceshipPos, glfwGetTime());
-			enemy->renderBullets(glfwGetTime(), program);
+			enemy->renderBullets(glfwGetTime(), program, gameEntities);
 		}
 
 	}
 
 }
->>>>>>> 6ccdec5 (Add drawing health bars for enemies)
+TextureTuple getRandomPlanetTexture() {
+	int textureIndex = rand() % planetTextures.size();
+	TextureTuple selectedTextures = planetTextures[textureIndex];
+	//GLuint textureID = selectedTextures.textureID;
+	//GLuint normalMapID = selectedTextures.normalMapID;
+
+	return planetTextures[textureIndex];
+}
 void renderShadowapSun() {
 	float time = glfwGetTime();
 	glViewport(0, 0, SHADOW_WIDTH, SHADOW_HEIGHT);
@@ -174,10 +180,15 @@ void renderScene(GLFWwindow* window)
 	for (Planet* p : planets) {
 		p->draw(time, programTex);
 	}
+<<<<<<< HEAD
 
 	glUseProgram(program);
 
 	spaceship->renderBullets(glfwGetTime(), program);
+=======
+	std::vector<GameEntity*> gameEntities(enemies.begin(), enemies.end());
+	spaceship->renderBullets(glfwGetTime(), program, gameEntities);
+>>>>>>> 9586849 (Add collision detection and taking dmg)
 
 	
 
@@ -193,6 +204,7 @@ void renderScene(GLFWwindow* window)
 		texture::spaceshipTexture,
 		spaceship->roughness, spaceship->metallic, programTex
 	);
+<<<<<<< HEAD
 
 <<<<<<< HEAD
 	//Core::SetActiveTexture(texture::earthTexture, "textureSampler", programTex, 0);
@@ -222,6 +234,9 @@ void renderScene(GLFWwindow* window)
 	glm::mat4 viewMatrix = Core::createViewMatrix(spaceship->cameraPos, spaceship->cameraDir, cameraUp);
 	spaceship->renderParticles(programParticle, viewMatrix, Core::createPerspectiveMatrix(), time);
 =======
+=======
+	renderHUD();
+>>>>>>> 9586849 (Add collision detection and taking dmg)
 	renderEnemies();
 
 	//drawObjectPBR(sphereContext, glm::translate(pointlightPos) * glm::scale(glm::vec3(1)) * glm::eulerAngleY(time / 3) * glm::translate(glm::vec3(10.f, 0, 0)) * glm::scale(glm::vec3(0.3f)), glm::vec3(0.2, 0.7, 0.3), 0.3, 0.0, program);
@@ -271,9 +286,12 @@ void createSolarSystem(glm::vec3 sunPos, float sunScale, float* planetSizes, int
 
 void createEnemies() {
 
-	enemies.push_back(new Enemy(100,100, glm::mat4(1.0f), 20, 5.0f));
+	enemies.push_back(new Enemy(100.0f,100.0f, glm::mat4(1.0f), 1.0f, 5.0f));
-	enemies.push_back(new Enemy(100,100, glm::translate(glm::mat4(1.0f) , glm::vec3(1.f,1.f,1.f)), 15, 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(100,100, glm::translate(glm::mat4(1.0f), glm::vec3(-1.f, 2.f, -0.9f)), 25, 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));
+
+	//obiekty do ktorych bedzie sprawdzana kolizja dla pociskow enemy
+	gameEntities.push_back(spaceship);
 
 }