[FIXED] merge

src/collision/collision.h

@@ -0,0 +1,31 @@
+#pragma once
+
+#include <glm/gtc/matrix_transform.hpp>
+#include "../entities/entity.h"
+
+namespace collision
+{
+	/*
+	 * This structure represents a collision box inside the world.
+	 *
+	 * center_pos:	The center position of the collision box
+	 * size:		The size in each axis of the collision box
+	 */
+	struct Box
+	{
+		glm::vec3 center_pos;
+		glm::vec3 size;
+	};
+
+	/*
+	 * This structure represents a collision between 2 entities
+	 *
+	 * entity1:		The first entity
+	 * entity2:		The second entity
+	 */
+	struct Collision
+	{
+		entities::Entity& entity1;
+		entities::Entity& entity2;
+	};
+}

src/collision/collision_handler.cpp

@@ -0,0 +1,40 @@
+#include "collision_handler.h"
+
+namespace collision
+{
+	void CheckCollisions(std::vector<entities::CollisionEntity*>& entities)
+	{
+		if (entities.size() == 2)
+		{			
+			if (entities[0]->IsColliding(*entities[1]))
+			{
+				collision::Collision c = { *entities[0], *entities[1] };
+				entities[0]->OnCollide(c);
+				entities[1]->OnCollide(c);
+			}
+		}
+		
+		for (int i = 0; i < entities.size() - 2; i++)
+		{			
+		 	entities::CollisionEntity* entity = entities[i];
+		 	
+		 	for (int j = i + 1; i < entities.size() - 1; j++)
+		 	{
+		 		entities::CollisionEntity* entity2 = entities[j];
+		 		
+		 		if (entity == entity2)
+		 		{
+		 			continue;
+		 		}
+		 		
+		 		if (entity->IsColliding(*entity2))
+		 		{
+		 			collision::Collision c = { *entity, *entity2 };
+		 			entity->OnCollide(c);
+		 			entity2->OnCollide(c);
+		 			break;
+		 		}
+		 	}
+		}
+	}
+}

src/collision/collision_handler.h

@@ -0,0 +1,16 @@
+#pragma once
+
+#include <vector>
+#include "../entities/collision_entity.h"
+#include "collision.h"
+
+namespace collision
+{
+	/*
+	 * @brief: This function will check all the collision entities for
+	 *         collisions and call the OnCollide function when a entity collides.
+	 *
+	 * @param entities: A list with all the collision entities.
+	 */
+	void CheckCollisions(std::vector<entities::CollisionEntity*>& entities);
+}

src/entities/Camera.h

@@ -1,5 +1,5 @@
 #pragma once
-
+#include <GL/glew.h>
 #include <GLFW/glfw3.h>
 #include <glm/gtc/matrix_transform.hpp>
 

src/entities/Entity.h

@@ -11,8 +11,9 @@ namespace entities
 	
 	class Entity
 	{
-	private:
+	protected:
 		models::TexturedModel model;
+		
 		glm::vec3 position;
 		glm::vec3 rotation;
 		float scale;

src/entities/collision_entity.cpp

@@ -0,0 +1,44 @@
+#include "collision_entity.h"
+
+namespace entities
+{
+	CollisionEntity::CollisionEntity(const models::TexturedModel& model, const glm::vec3& position,
+		const glm::vec3& rotation, float scale, const collision::Box& bounding_box)
+		: Entity(model, position, rotation, scale),
+		bounding_box(bounding_box)
+	{
+		MoveCollisionBox();
+	}
+
+	void CollisionEntity::OnCollide(const collision::Collision& collision)
+	{
+		if (on_collide != nullptr)
+		{
+			on_collide(collision);
+		}
+	}
+
+	bool CollisionEntity::IsColliding(const glm::vec3& point) const
+	{
+		return (point.x >= min_xyz.x && point.x <= max_xyz.x) &&
+			(point.y >= min_xyz.y && point.y <= max_xyz.y) &&
+			(point.z >= min_xyz.z && point.z <= max_xyz.z);
+	}
+
+	bool CollisionEntity::IsColliding(const CollisionEntity& e) const
+	{
+		return (min_xyz.x <= e.max_xyz.x && max_xyz.x >= e.min_xyz.x) &&
+			(min_xyz.y <= e.max_xyz.y && max_xyz.y >= e.min_xyz.y) &&
+			(min_xyz.z <= e.max_xyz.z && max_xyz.z >= e.min_xyz.z);
+	}
+
+	void CollisionEntity::MoveCollisionBox()
+	{
+		bounding_box.center_pos = position;
+		
+		const glm::vec3 size = bounding_box.size;
+
+		min_xyz = bounding_box.center_pos;
+		max_xyz = glm::vec3(min_xyz.x + size.x, min_xyz.y + size.y, min_xyz.z + size.z);
+	}
+}

src/entities/collision_entity.h

@@ -0,0 +1,65 @@
+#pragma once
+
+#include "entity.h"
+#include "../collision/collision.h"
+
+namespace entities
+{
+	/*
+	 * This class is an entity with a collision box
+	 */
+	class CollisionEntity : public Entity
+	{
+	public:
+		collision::Box bounding_box;
+
+		glm::vec3 min_xyz;
+		glm::vec3 max_xyz;
+
+		void (*on_collide)(const collision::Collision& collision);
+
+	public:
+		CollisionEntity(const models::TexturedModel& model, const glm::vec3& position, const glm::vec3& rotation,
+			float scale, const collision::Box& bounding_box);
+
+		/*
+		 * @brief: A function to do some sort of behaviour when the entity collides
+		 *
+		 * @param collision: The collision
+		 */
+		virtual void OnCollide(const collision::Collision& collision);
+
+		/*
+		 * @brief: A function to check if the entity is colliding with a point in 3D space
+		 *
+		 * @param point: The point to check if its colliding with the entity
+		 *
+		 * @return: True is the entity is colliding, false if not
+		 */
+		bool IsColliding(const glm::vec3& point) const;
+
+		/*
+		 * @brief: A function to check if the entity is colliding with another entity
+		 *
+		 * @param e: The other entity to check if its colliding with this
+		 *
+		 * @return: True is the entity is colliding, false if not
+		 */
+		bool IsColliding(const CollisionEntity& e) const;
+
+		/*
+		 * @brief: A function to set the collision behaviour of the entity
+		 *
+		 * @param function: A function pointer to a function with the collision behaviour
+		 */
+		void SetCollisionBehaviour(void (*function)(const collision::Collision& collision))
+		{ if (function != nullptr) { on_collide = function; } }
+
+	protected:
+
+		/*
+		 * @brief: This method moves the collision to the center of the entity
+		 */
+		void MoveCollisionBox();
+	};
+}

src/gui/gui_interactable.cpp

@@ -1,3 +1,4 @@
+#include <GL/glew.h>
 #include <GLFW/glfw3.h>
 #include "gui_interactable.h"
 

src/main.cpp

@@ -3,6 +3,7 @@
 #include <glm/gtc/matrix_transform.hpp>
 #define STB_IMAGE_IMPLEMENTATION
 #include <iostream>
+#include <map>
 
 #include "stb_image.h"
 #include <ostream>
@@ -16,6 +17,9 @@
 #include "renderEngine/renderer.h"
 #include "shaders/entity_shader.h"
 #include "toolbox/toolbox.h"
+#include "scenes/scene.h"
+#include "scenes/in_Game_Scene.h"
+#include "scenes/startup_Scene.h"
 
 #pragma comment(lib, "glfw3.lib")
 #pragma comment(lib, "glew32s.lib")
@@ -24,7 +28,7 @@
 static double UpdateDelta();
 
 static GLFWwindow* window;
-
+scene::Scene* current_scene;
 
 int main(void)
 {
@@ -42,95 +46,45 @@ int main(void)
     glGetError();
 	#pragma endregion
 
+    
+    current_scene = new scene::Startup_Scene();
+
     glfwSetKeyCallback(window, [](GLFWwindow* window, int key, int scancode, int action, int mods)
-    {
-	    if (key == GLFW_KEY_ESCAPE)
-	        glfwSetWindowShouldClose(window, true);
-    });
-	
-	
-    models::RawModel raw_model = render_engine::LoadObjModel("res/House.obj");
-    models::ModelTexture texture = { render_engine::loader::LoadTexture("res/Texture.png") };
-    texture.shine_damper = 10;
-    texture.reflectivity = 0;
-    models::TexturedModel model = { raw_model, texture };
-
-    /**
-    * load and add some models (in this case some level sections) to the entities list.
-    * */
-    std::vector<entities::Entity> entities;
-    int z = 0;
-    for (int i = 0; i < 5; ++i)
-    {
-        entities.push_back(entities::Entity(model, glm::vec3(0, -50, -50 - z), glm::vec3(0, 90, 0), 20));
-        z += (raw_model.model_size.x * 20);
-    }
-
-    std::vector<entities::Light> lights;
-    lights.push_back(entities::Light(glm::vec3(0, 1000, -7000), glm::vec3(5, 5, 5)));
-    lights.push_back(entities::Light(glm::vec3(0, 0, -30), glm::vec3(2, 0, 2), glm::vec3(0.0001f, 0.0001f, 0.0001f)));
-    lights.push_back(entities::Light(glm::vec3(0, 0, -200), glm::vec3(0, 2, 0), glm::vec3(0.0001f, 0.0001f, 0.0001f)));
-
-	shaders::EntityShader shader;
-    shader.Init();
-    render_engine::renderer::Init(shader);
-
-    entities::Camera camera(glm::vec3(0, 0, 0), glm::vec3(0, 0, 0));
-
-
-	// GUI stuff
-    shaders::GuiShader gui_shader;
-    gui_shader.Init();
-	
-    std::vector<gui::GuiTexture*> guis;
-    gui::Button button(render_engine::loader::LoadTexture("res/Mayo.png"), glm::vec2(0.5f, 0.0f), glm::vec2(0.25f, 0.25f));
-    button.SetHoverTexture(render_engine::loader::LoadTexture("res/Texture.png"));
-    button.SetClickedTexture(render_engine::loader::LoadTexture("res/Mayo.png"));
-    button.SetOnClickAction([]()
         {
-            std::cout << "I got clicked on!" << std::endl;
+            current_scene->onKey(window, key, scancode, action, mods);
         });
-    guis.push_back(&button);
+
-	
+    bool window_open = true;
-	
 	// Main game loop
-	while (!glfwWindowShouldClose(window))
+	while (!glfwWindowShouldClose(window) && window_open)
 	{
-        // Update
+        //Update
         const double delta = UpdateDelta();
-        camera.Move(window);
-        button.Update(window);
 
-		// Render
+        scene::Scenes return_value = current_scene->start(window);
-        render_engine::renderer::Prepare();
+        delete current_scene;
-		
-		// Start rendering the entities
-        shader.Start();
-        shader.LoadSkyColor(render_engine::renderer::SKY_COLOR);
-        shader.LoadLights(lights);
-        shader.LoadViewMatrix(camera);
-		
-        // Renders each entity in the entities list
-		for (entities::Entity& entity : entities)
-		{
-            render_engine::renderer::Render(entity, shader);
-		}
 
-		// Stop rendering the entities
+        switch (return_value) {
-        shader.Stop();
+            case scene::Scenes::STOP:
+                window_open = false;
+                break;
 
-        // Render GUI items
+            case scene::Scenes::STARTUP:
-        render_engine::renderer::Render(guis, gui_shader);
+                current_scene = new scene::Startup_Scene();
+                break;
 
-        // Finish up
+            case scene::Scenes::INGAME:
-		glfwSwapBuffers(window);
+                current_scene = new scene::In_Game_Scene();
-		glfwPollEvents();
+                break;
+
+            default:
+                std::cout << "Wrong return value!!! ->" << std::endl;
+                break;
+        }
 	}
 
-	// Clean up
+	// Clean up -> preventing memory leaks!!!
-    shader.CleanUp();
+    std::cout << "ending..." << std::endl;
-    gui_shader.CleanUp();
-    render_engine::loader::CleanUp();
 	glfwTerminate();
     return 0;
 }
@@ -142,4 +96,4 @@ static double UpdateDelta()
     double delt_time = current_time - last_frame_time;
     last_frame_time = current_time;
     return delt_time;
-}
+}

src/scenes/in_Game_Scene.cpp

@@ -0,0 +1,118 @@
+#include <iostream>
+#include <GL/glew.h>
+#include <GLFW/glfw3.h>
+#include "in_Game_Scene.h"
+#include "startup_Scene.h"
+#include "../gui/gui_interactable.h"
+#include "../models/model.h"
+#include "../renderEngine/loader.h"
+#include "../renderEngine/obj_loader.h"
+#include "../renderEngine/renderer.h"
+#include "../shaders/entity_shader.h"
+#include "../toolbox/toolbox.h"
+
+
+namespace scene
+{
+	std::vector<entities::Entity> entities;
+	std::vector<entities::Light> lights;
+	models::RawModel raw_model;
+	models::ModelTexture texture;
+	shaders::EntityShader *shader;
+	shaders::GuiShader *gui_shader;
+	entities::Camera camera(glm::vec3(0, 0, 0), glm::vec3(0, 0, 0));
+	std::vector<gui::GuiTexture*> guis;
+
+	
+	In_Game_Scene::In_Game_Scene()
+	{
+		shader = new shaders::EntityShader;
+		shader->Init();	
+		render_engine::renderer::Init(*shader);
+
+		gui_shader = new shaders::GuiShader();
+		gui_shader->Init();
+	}
+
+	scene::Scenes scene::In_Game_Scene::start(GLFWwindow* window)
+	{
+		raw_model = render_engine::LoadObjModel("res/House.obj");
+		texture = { render_engine::loader::LoadTexture("res/Texture.png") };
+		texture.shine_damper = 10;
+		texture.reflectivity = 0;
+		models::TexturedModel model = { raw_model, texture };
+		
+		int z = 0;
+		for (int i = 0; i < 5; ++i)
+		{
+			entities.push_back(entities::Entity(model, glm::vec3(0, -50, -50 - z), glm::vec3(0, 90, 0), 20));
+			z += (raw_model.model_size.x * 20);
+		}
+
+		lights.push_back(entities::Light(glm::vec3(0, 1000, -7000), glm::vec3(5, 5, 5)));
+		lights.push_back(entities::Light(glm::vec3(0, 0, -30), glm::vec3(2, 0, 2), glm::vec3(0.0001f, 0.0001f, 0.0001f)));
+		lights.push_back(entities::Light(glm::vec3(0, 0, -200), glm::vec3(0, 2, 0), glm::vec3(0.0001f, 0.0001f, 0.0001f)));
+
+		// GUI stuff
+		gui::Button button(render_engine::loader::LoadTexture("res/Mayo.png"), glm::vec2(0.5f, 0.0f), glm::vec2(0.25f, 0.25f));
+		button.SetHoverTexture(render_engine::loader::LoadTexture("res/Texture.png"));
+		button.SetClickedTexture(render_engine::loader::LoadTexture("res/Mayo.png"));
+		button.SetOnClickAction([]()
+		{
+			std::cout << "I got clicked on!" << std::endl;
+		});
+		guis.push_back(&button);
+	
+
+		while (return_value == scene::Scenes::INGAME)
+		{
+			update(window);
+			button.Update(window);
+			render();
+
+			glfwSwapBuffers(window);
+			glfwPollEvents();
+		}
+		shader->CleanUp();
+		gui_shader->CleanUp();
+		render_engine::loader::CleanUp();
+		return return_value;
+	}
+
+	void scene::In_Game_Scene::render()
+	{
+		// Render
+		render_engine::renderer::Prepare();
+
+		shader->Start();
+		shader->LoadSkyColor(render_engine::renderer::SKY_COLOR);
+		shader->LoadLights(lights);
+		shader->LoadViewMatrix(camera);
+
+		// Renders each entity in the entities list
+		for (entities::Entity& entity : entities)
+		{
+			render_engine::renderer::Render(entity, *shader);
+		}
+
+		// Render GUI items
+		render_engine::renderer::Render(guis, *gui_shader);
+
+		// Stop rendering the entities
+		shader->Stop();
+	}
+
+	void scene::In_Game_Scene::update(GLFWwindow* window)
+	{
+		camera.Move(window);
+	}
+
+	void scene::In_Game_Scene::onKey(GLFWwindow* window, int key, int scancode, int action, int mods)
+	{
+		if (glfwGetKey(window, GLFW_KEY_SPACE) == GLFW_PRESS)
+		{
+			return_value = scene::Scenes::STOP;
+		}
+	}
+
+}

src/scenes/in_Game_Scene.h

@@ -0,0 +1,22 @@
+#pragma once
+#include "scene.h"
+
+namespace scene
+{
+
+	class In_Game_Scene : public scene::Scene
+	{
+	private:
+		scene::Scenes return_value = scene::Scenes::INGAME;
+	
+	public:
+		In_Game_Scene();
+
+		Scenes start(GLFWwindow* window) override;
+		void render() override;
+		void update(GLFWwindow* window) override;
+		void onKey(GLFWwindow* window, int key, int scancode, int action, int mods) override;
+	};
+}
+
+

src/scenes/scene.h

@@ -0,0 +1,31 @@
+#pragma once
+#include <GL/glew.h>
+#include <GLFW/glfw3.h>
+#include <map>
+
+
+namespace scene {
+
+	enum class Scenes
+	{
+		STARTUP,
+		INGAME,
+		GAMEOVER,
+		CALIBRATION,
+		STOP
+	};
+
+	class Scene
+	{
+	public:
+		virtual Scenes start(GLFWwindow* window) = 0;
+		virtual void render() = 0;
+		virtual void update(GLFWwindow* window) = 0;
+		virtual void onKey(GLFWwindow* window, int key, int scancode, int action, int mods) {};
+
+	};
+
+	
+}
+
+

src/scenes/startup_Scene.cpp

@@ -0,0 +1,40 @@
+#include <GL/glew.h>
+#include <GLFW/glfw3.h>
+#include <map>
+#include "startup_Scene.h"
+
+namespace scene
+{
+
+	scene::Scenes scene::Startup_Scene::start(GLFWwindow *window)
+	{
+		while (return_value == scene::Scenes::STARTUP)
+		{
+			render();
+			update(window);
+
+			glfwSwapBuffers(window);
+			glfwPollEvents();
+		}
+
+		return return_value;
+	}
+
+	void scene::Startup_Scene::render() 
+	{
+
+	}
+
+	void scene::Startup_Scene::update(GLFWwindow* window)
+	{
+
+	}
+
+	void scene::Startup_Scene::onKey(GLFWwindow* window, int key, int scancode, int action, int mods)
+	{
+		if (glfwGetKey(window, GLFW_KEY_SPACE) == GLFW_PRESS)
+		{
+			return_value = scene::Scenes::INGAME;
+		}
+	}
+}

src/scenes/startup_Scene.h

@@ -0,0 +1,22 @@
+#pragma once
+#include "scene.h"
+#include <map>
+
+namespace scene
+{
+	extern GLFWwindow* window;
+
+	class Startup_Scene : public scene::Scene
+	{
+	private:
+		scene::Scenes return_value = scene::Scenes::STARTUP;
+
+	public:
+		Scenes start(GLFWwindow* window) override;
+		void render() override;
+		void update(GLFWwindow* window) override;
+		void onKey(GLFWwindow* window, int key, int scancode, int action, int mods) override;
+	};
+}
+
+

src/shaders/shader_program.cpp

@@ -1,4 +1,5 @@
 #include <GL/glew.h>
+#include <GLFW/glfw3.h>
 #include <iostream>
 #include <fstream>
 #include <vector>

wk2_fps.vcxproj

@@ -19,7 +19,10 @@
     </ProjectConfiguration>
   </ItemGroup>
   <ItemGroup>
+    <ClCompile Include="src\collision\collision_handler.cpp" />
+    <ClCompile Include="src\scenes\in_Game_Scene.cpp" />
     <ClCompile Include="src\entities\camera.cpp" />
+    <ClCompile Include="src\entities\collision_entity.cpp" />
     <ClCompile Include="src\entities\entity.cpp" />
     <ClCompile Include="src\gui\gui_interactable.cpp" />
     <ClCompile Include="src\main.cpp" />
@@ -30,9 +33,15 @@
     <ClCompile Include="src\shaders\shader_program.cpp" />
     <ClCompile Include="src\shaders\entity_shader.cpp" />
     <ClCompile Include="src\toolbox\toolbox.cpp" />
+    <ClCompile Include="src\scenes\startup_Scene.cpp" />
   </ItemGroup>
   <ItemGroup>
+    <ClInclude Include="src\collision\collision.h" />
+    <ClInclude Include="src\collision\collision_handler.h" />
+    <ClInclude Include="src\scenes\in_Game_Scene.h" />
+    <ClInclude Include="src\scenes\scene.h" />
     <ClInclude Include="src\entities\camera.h" />
+    <ClInclude Include="src\entities\collision_entity.h" />
     <ClInclude Include="src\entities\entity.h" />
     <ClInclude Include="src\entities\light.h" />
     <ClInclude Include="src\gui\gui_element.h" />
@@ -46,6 +55,7 @@
     <ClInclude Include="src\shaders\entity_shader.h" />
     <ClInclude Include="src\stb_image.h" />
     <ClInclude Include="src\toolbox\toolbox.h" />
+    <ClInclude Include="src\scenes\startup_Scene.h" />
   </ItemGroup>
   <PropertyGroup Label="Globals">
     <VCProjectVersion>16.0</VCProjectVersion>

wk2_fps.vcxproj.filters

@@ -48,6 +48,18 @@
     <ClCompile Include="src\gui\gui_interactable.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="src\scenes\in_Game_Scene.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="src\scenes\startup_Scene.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="src\entities\collision_entity.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="src\collision\collision_handler.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="src\entities\Camera.h">
@@ -92,5 +104,23 @@
     <ClInclude Include="src\gui\gui_interactable.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="src\scenes\scene.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="src\scenes\in_Game_Scene.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="src\scenes\startup_Scene.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="src\entities\collision_entity.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="src\collision\collision.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="src\collision\collision_handler.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>