asteroids

grk/project/Planet.h

@@ -16,6 +16,8 @@ private:
 	glm::mat4 positionMatrix;
 	GLuint textureID;
 	GLuint normalMapID;
+	float startEulerYRotation = 0.f;
+	float startYMovement = 0.f;
 
 public:
 	Planet(GameObject* center, float distanceFromCenter, float rotationSpeed, float scale, Core::RenderContext sphereContext, GLuint textureID, GLuint normalMapID) {
@@ -39,8 +41,16 @@ public:
 		}
 
 		float rotationAngle = glm::radians(time * rotationSpeed);
-		positionMatrix = center->getPositionMatrix() * glm::eulerAngleY(time * rotationSpeed) * glm::translate(glm::vec3(distanceFromCenter, 0, 0));
+		positionMatrix = center->getPositionMatrix() * glm::eulerAngleY(time * rotationSpeed + startEulerYRotation) * glm::translate(glm::vec3(distanceFromCenter, startYMovement, 0));
 	    glm::mat4 modelMatrix = positionMatrix * glm::scale(glm::vec3(scale));
 		Core::drawObjectPBRTexture(sphereContext, modelMatrix, textureID, normalMapID, 0.7, 0.0, program);
 	}
+
+	void setStarteulerYRotation(float radians) {
+		startEulerYRotation = radians;
+	}
+
+	void setStartYMovement(float value) {
+		startYMovement = value;
+	}
 };

grk/project/Spaceship.h

@@ -229,17 +229,17 @@ public:
 				if (turbo == 0.0f) {
 					shiftState = GLFW_RELEASE;
 					moveSpeed = 0.05f * deltaTime * 60;
-					setPerticlesParameters(100.f, 0.0001f);
+					setPerticlesParameters(100.f, 0.000001f);
 				}
 				else {
 					moveSpeed *= 2;
-					setPerticlesParameters(200.f, 0.00005f);
+					setPerticlesParameters(200.f, 0.0000005f);
 				}
 
 				
 			}
 			else {
-				setPerticlesParameters(100.f, 0.0001f);
+				setPerticlesParameters(100.f, 0.000001f);
 				turbo = glm::min(turboMAX, turbo + 0.001f * deltaTime * 60);
 			}
 		}
@@ -274,7 +274,7 @@ public:
 		cameraPosHUDBar = spaceshipPos - 1.f * spaceshipDir + glm::vec3(0, 1, 0) * 0.2f;
 
 		cameraDir = spaceshipDir;
-		glm::vec3 perpendicularVector = 0.04f * glm::normalize(glm::cross(spaceshipDir, glm::vec3(0.0f, 1.0f, 0.0f)));
+		glm::vec3 perpendicularVector = 0.08f * glm::normalize(glm::cross(spaceshipDir, glm::vec3(0.0f, 1.0f, 0.0f)));
 		if (leftParticle != nullptr && rightParticle != nullptr) {
 			leftParticle->sourcePosition = spaceshipPos + perpendicularVector - (0.25f * spaceshipDir);
 			rightParticle->sourcePosition = spaceshipPos - perpendicularVector - (0.25f * spaceshipDir);

grk/project/src/ex_9_1.hpp

@@ -6,11 +6,10 @@
 #include <cmath>
 #include <list>
 #include <vector>
-
+#include <random>
 #include "Shader_Loader.h"
 #include "Render_Utils.h"
 #include "texture.h"
-
 #include "Box.cpp"
 #include <assimp/Importer.hpp>
 #include <assimp/scene.h>
@@ -43,6 +42,7 @@ namespace models {
 	Core::RenderContext spaceshipContext;
 	Core::RenderContext sphereContext;
 	Core::RenderContext cubeContext;
+	Core::RenderContext asteroid;
 }
 namespace texture {
 	GLuint cubemapTexture;
@@ -50,6 +50,8 @@ namespace texture {
 	GLuint spaceshipNormal;
 	GLuint spriteTexture;
 	GLuint earthTexture;
+	GLuint asteroidTexture;
+	GLuint asteroidNormal;
 }
 
 struct TextureTuple {
@@ -281,6 +283,32 @@ void createSuns() {
 	createGalaxy(glm::vec3(0.f, 50.f, 200.f));
 }
 
+float generateRandomFloat(float minValue, float maxValue) {
+	return minValue + static_cast <float> (rand()) / (static_cast <float> (RAND_MAX / (maxValue - minValue)));
+}
+
+
+void createAsteroids() {
+	GameUtils* gu = GameUtils::getInstance();
+	GameObject* center = gu->getSuns()->front();
+	float minDistanceFromCenter = 24.f;
+	float maxDistanceFromCenter = 26.f;
+	float rotationSpeed = 0.05f;
+	float scale = 0.002f;
+	int numAsteroids = 160; 
+	float distanceIncrement = 2.f / (minDistanceFromCenter + 1);
+
+	for (int j = -1; j < 2; j++) {
+		for (int i = 0; i < numAsteroids; ++i) {
+			float distanceFromCenter = generateRandomFloat(minDistanceFromCenter, maxDistanceFromCenter);
+			Planet* asteroid = new Planet(center, distanceFromCenter, rotationSpeed, scale, models::asteroid, texture::asteroidTexture, texture::asteroidNormal);
+			asteroid->setStarteulerYRotation(distanceIncrement * i);
+			asteroid->setStartYMovement(generateRandomFloat(-0.5f, 0.5f) + j);
+			planets.push_back(asteroid);
+		}
+	}
+}
+
 void createGalaxy(glm::vec3 galaxyPosition) {
 	float planetsSizes[] = { 1.f, 1.5f, 0.8f, 1.2f, 0.2f };
 	GLuint sunTexId = sunTexturesIds[0];
@@ -294,6 +322,7 @@ void createGalaxy(glm::vec3 galaxyPosition) {
 	float planetSizes4[] = { 1.f, 0.5f };
 	GLuint sunTexId4 = sunTexturesIds[3];
 	createSolarSystem(galaxyPosition + glm::vec3(100, 20, -50), sunTexId4, 5, planetsSizes3, 2, 25.f, 0.2f);
+	createAsteroids();
 }
 
 void createSolarSystem(glm::vec3 sunPos, GLuint sunTexId, float sunScale, float* planetSizes, int numberOfPlanets, float planetsDistance, float planetSpeedCoef) {
@@ -378,6 +407,7 @@ void init(GLFWwindow* window)
 	loadModelToContext("./models/sphere.obj", models::sphereContext);
 	loadModelToContext("./models/cube.obj", models::cubeContext);
 	Core::loadModelToContext("./models/sphere.obj", GameUtils::getInstance()->sphereContext);
+	Core::loadModelToContext("./models/Asteroid.obj", models::asteroid);
 	
 	texture::spriteTexture = Core::LoadTexture("textures/blinky1.png");
 
@@ -395,6 +425,8 @@ void init(GLFWwindow* window)
 	texture::spaceshipTexture = Core::LoadTexture("./textures/spaceship/Material.001_Base_color.jpg");
 	texture::spaceshipNormal = Core::LoadTexture("./textures/spaceship/Material.001_Normal_DirectX.jpg");
 	texture::earthTexture = Core::LoadTexture("./textures/planets/8k_earth_daymap.jpg");
+	texture::asteroidTexture = Core::LoadTexture("./textures/asteroids/asteroidtx.jpg");
+	texture::asteroidNormal = Core::LoadTexture("./textures/asteroids/asteroidnn.png");
 
 	spaceship->createParticles();
 	createSuns();