343 lines
11 KiB
C++
343 lines
11 KiB
C++
#include "glm.hpp"
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#include "ext.hpp"
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#include <GLFW/glfw3.h>
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#include <list>
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#include "Bullet.h"
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#include "ParticleSystem.h"
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#include "GameEntity.h"
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#pragma once
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class Spaceship : public GameEntity
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{
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private:
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std::list<Bullet*> bullets;
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float lastShootTime = 0.f;
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float shootInterval = 0.3f;
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ParticleSystem* leftParticle;
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ParticleSystem* rightParticle;
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// Prywatny konstruktor, aby zapobiec zewn<77>trznemu tworzeniu instancji
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Spaceship() : GameEntity(100.0f, 100.0f, 10.0f)
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{
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}
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// Prywatny destruktor, aby zapobiec przypadkowemu usuwaniu instancji
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~Spaceship() {}
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public:
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static Spaceship* getInstance()
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{
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static Spaceship instance; // Jedna i jedyna instancja
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return &instance;
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}
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glm::vec3 color = glm::vec3(0.3, 0.3, 0.5);
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float roughness = 0.2;
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float metallic = 1.0;
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glm::vec3 spaceshipPos /*= glm::vec3(0.065808f, 1.250000f, -2.189549f)*/;
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glm::vec3 spaceshipDir = glm::vec3(-0.490263f, 0.000000f, 0.871578f);
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glm::vec3 spotlightPos = glm::vec3(0, 0, 0);
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glm::vec3 spotlightConeDir = glm::vec3(0, 0, 0);
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glm::vec3 spotlightColor = glm::vec3(0.4, 0.4, 0.9) * 3;
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float spotlightPhi = 3.14 / 4;
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glm::vec3 cameraPos = glm::vec3(0.479490f, 1.250000f, -2.124680f);
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glm::vec3 cameraDir = glm::vec3(-0.354510f, 0.000000f, 0.935054f);
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glm::mat4 additionalHorRotationMatrix;
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glm::mat4 additionalVerRotationMatrix;
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glm::mat4 calculateModelMatrix() {
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glm::vec3 spaceshipSide = glm::normalize(glm::cross(spaceshipDir, glm::vec3(0.f, 1.f, 0.f)));
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glm::vec3 spaceshipUp = glm::normalize(glm::cross(spaceshipSide, spaceshipDir));
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glm::mat4 spaceshipCameraRotationMatrix = glm::mat4({
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spaceshipSide.x, spaceshipSide.y, spaceshipSide.z, 0,
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spaceshipUp.x, spaceshipUp.y, spaceshipUp.z, 0,
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-spaceshipDir.x, -spaceshipDir.y, -spaceshipDir.z, 0,
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0., 0., 0., 1.
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});
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float additionalVerRotationAngle = glm::radians(currentShipVerAngle);
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additionalVerRotationMatrix = glm::rotate(glm::mat4(1.0f), additionalVerRotationAngle, glm::vec3(1.f, 0.f, 0.f));
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float additionalHorRotationAngle = glm::radians(currentShipHorAngle);
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additionalHorRotationMatrix = glm::rotate(glm::mat4(1.0f), additionalHorRotationAngle, glm::vec3(0.f, 0.2f, 1.f));
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glm::mat4 modelMatrix = glm::translate(spaceshipPos) * spaceshipCameraRotationMatrix * additionalVerRotationMatrix * additionalHorRotationMatrix * glm::eulerAngleY(glm::pi<float>()) * glm::scale(glm::vec3(0.02f));
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return modelMatrix;
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}
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void setPerticlesParameters(float speed, float generationInterval) {
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leftParticle->speed = speed;
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leftParticle->generationInterval = generationInterval;
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rightParticle->speed = speed;
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rightParticle->generationInterval = generationInterval;
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}
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const float fromCameraDirHorizontalStateToStateTime = 0.2f;
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const float CAMERA_DISTANCE_STATIC_HOR = 0.7f;
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const float CAMERA_DISTANCE_SLOW_HOR = 0.85f;
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const float CAMERA_DISTANCE_FAST_HOR = 1.f;
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float currentCameraDistanceHor = CAMERA_DISTANCE_STATIC_HOR;
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float targetCameraDistanceHor = CAMERA_DISTANCE_STATIC_HOR;
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int currentWState = 0;
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int currentShiftState = 0;
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float calculateCameraDistanceHor(int wState, int shiftState, float time) {
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currentWState = wState;
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currentShiftState = shiftState;
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if (currentWState == 1 && currentShiftState == 0) {
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targetCameraDistanceHor = CAMERA_DISTANCE_SLOW_HOR;
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}
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else if (currentWState == 1 && currentShiftState == 1) {
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targetCameraDistanceHor = CAMERA_DISTANCE_FAST_HOR;
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}
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else {
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targetCameraDistanceHor = CAMERA_DISTANCE_STATIC_HOR;
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}
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float diff = targetCameraDistanceHor - currentCameraDistanceHor;
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float step = diff / fromCameraDirHorizontalStateToStateTime * time;
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currentCameraDistanceHor += step;
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return currentCameraDistanceHor;
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}
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const float fromCameraDirVerticalStateToStateTime = 0.2f;
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const float CAMERA_DISTANCE_STATIC_VER = 0.2f;
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const float CAMERA_DISTANCE_SLOW_VER = 0.25f;
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const float CAMERA_DISTANCE_FAST_VER = 0.3f;
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float currentCameraDistanceVer = CAMERA_DISTANCE_STATIC_VER;
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float targetCameraDistanceVer = CAMERA_DISTANCE_STATIC_VER;
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float calculateCameraDistanceVer(float time) {
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if (currentWState == 1 && currentShiftState == 0) {
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targetCameraDistanceVer = CAMERA_DISTANCE_SLOW_VER;
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}
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else if (currentWState == 1 && currentShiftState == 1) {
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targetCameraDistanceVer = CAMERA_DISTANCE_FAST_VER;
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}
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else {
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targetCameraDistanceVer = CAMERA_DISTANCE_STATIC_VER;
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}
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float diff = targetCameraDistanceVer - currentCameraDistanceVer;
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float step = diff / fromCameraDirVerticalStateToStateTime * time;
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currentCameraDistanceVer += step;
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return currentCameraDistanceVer;
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}
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const float MAX_VERTICAL_ANGLE = 15.f;
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float currentShipVerAngle = 0.f;
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float targetShipVerAngle = 0.f;
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int currentQState = 0;
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int currentEState = 0;
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float calculateShipAngleVer(int qState, int eState, float time) {
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currentQState = qState;
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currentEState = eState;
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if (currentQState == 1) {
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targetShipVerAngle = MAX_VERTICAL_ANGLE;
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}
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else if (currentEState == 1) {
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targetShipVerAngle = -MAX_VERTICAL_ANGLE;
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}
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else {
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targetShipVerAngle = 0.f;
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}
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float diff = targetShipVerAngle - currentShipVerAngle;
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float step = diff / 0.2f * time;
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currentShipVerAngle += step;
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return currentShipVerAngle;
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}
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const float MAX_HORIZONTALL_ANGLE = 15.f;
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float currentShipHorAngle = 0.f;
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float targetShipHorAngle = 0.f;
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int currentAState = 0;
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int currentDState = 0;
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float calculateShipAngleHor(int aState, int dState, float time) {
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currentAState = aState;
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currentDState = dState;
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if (currentAState == 1) {
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targetShipHorAngle = MAX_HORIZONTALL_ANGLE;
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}
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else if (currentDState == 1) {
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targetShipHorAngle = -MAX_HORIZONTALL_ANGLE;
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}
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else {
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targetShipHorAngle = 0.f;
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}
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float diff = targetShipHorAngle - currentShipHorAngle;
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float step = diff / 0.2f * time;
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currentShipHorAngle += step;
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return currentShipHorAngle;
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}
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void processInput(GLFWwindow* window, float deltaTime, float time) {
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static bool mouseButtonCallbackSet = false;
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if (!mouseButtonCallbackSet) {
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}
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glm::vec3 spaceshipSide = glm::normalize(glm::cross(spaceshipDir, glm::vec3(0.f, 1.f, 0.f)));
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glm::vec3 spaceshipUp = glm::vec3(0.f, 1.f, 0.f);
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float angleSpeed = 0.05f * deltaTime * 60;
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float moveSpeed = 0.05f * deltaTime * 60;
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int w = glfwGetKey(window, GLFW_KEY_W);
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int s = glfwGetKey(window, GLFW_KEY_S);
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int shiftState = glfwGetKey(window, GLFW_KEY_LEFT_SHIFT);
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int qState = glfwGetKey(window, GLFW_KEY_Q);
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int eState = glfwGetKey(window, GLFW_KEY_E);
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int aState = glfwGetKey(window, GLFW_KEY_A);
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int dState = glfwGetKey(window, GLFW_KEY_D);
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calculateShipAngleVer(qState, eState, deltaTime);
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calculateShipAngleHor(aState, dState, deltaTime);
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//spaceshipDir = glm::vec3(glm::eulerAngleX(verticalAngle) * glm::vec4(spaceshipDir, 0));
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if (w == GLFW_PRESS) {
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if (shiftState == GLFW_PRESS) {
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moveSpeed *= 2;
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setPerticlesParameters(200.f, 0.00005f);
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}
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else {
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setPerticlesParameters(100.f, 0.0001f);
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}
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}
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else {
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setPerticlesParameters(50.f, 0.0002f);
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}
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if (glfwGetKey(window, GLFW_KEY_ESCAPE) == GLFW_PRESS) {
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glfwSetWindowShouldClose(window, true);
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}
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if (w == GLFW_PRESS)
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spaceshipPos += spaceshipDir * moveSpeed;
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if (s == GLFW_PRESS)
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spaceshipPos -= spaceshipDir * moveSpeed;
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if (glfwGetKey(window, GLFW_KEY_X) == GLFW_PRESS)
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spaceshipPos += spaceshipSide * moveSpeed;
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if (glfwGetKey(window, GLFW_KEY_Z) == GLFW_PRESS)
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spaceshipPos -= spaceshipSide * moveSpeed;
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if (qState == GLFW_PRESS)
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spaceshipPos += spaceshipUp * moveSpeed;
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if (eState == GLFW_PRESS)
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spaceshipPos -= spaceshipUp * moveSpeed;
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if (aState == GLFW_PRESS)
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spaceshipDir = glm::vec3(glm::eulerAngleY(angleSpeed) * glm::vec4(spaceshipDir, 0));
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if (dState == GLFW_PRESS)
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spaceshipDir = glm::vec3(glm::eulerAngleY(-angleSpeed) * glm::vec4(spaceshipDir, 0));
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if (glfwGetMouseButton(window, GLFW_MOUSE_BUTTON_LEFT) == GLFW_PRESS)
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requestShoot(time);
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cameraPos = spaceshipPos - calculateCameraDistanceHor(w, shiftState, deltaTime) * spaceshipDir + glm::vec3(0, calculateCameraDistanceVer(deltaTime), 0);
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cameraDir = spaceshipDir;
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glm::vec3 perpendicularVector = 0.04f * glm::normalize(glm::cross(spaceshipDir, glm::vec3(0.0f, 1.0f, 0.0f)));
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if (leftParticle != nullptr && rightParticle != nullptr) {
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leftParticle->sourcePosition = spaceshipPos + perpendicularVector - (0.25f * spaceshipDir);
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rightParticle->sourcePosition = spaceshipPos - perpendicularVector - (0.25f * spaceshipDir);
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leftParticle->sourceDirection = -spaceshipDir;
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rightParticle->sourceDirection = -spaceshipDir;
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}
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spotlightPos = spaceshipPos + 0.2 * spaceshipDir;
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spotlightConeDir = spaceshipDir;
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}
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void renderParticles(GLuint program, glm::mat4 view, glm::mat4 projection, float time) {
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if (leftParticle != nullptr && rightParticle != nullptr) {
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glm::mat4 modelSrc = additionalVerRotationMatrix * additionalHorRotationMatrix;
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leftParticle->drawParticles(program, view, projection, modelSrc, time);
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rightParticle->drawParticles(program, view, projection, modelSrc, time);
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}
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}
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void createParticles() {
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if (leftParticle != nullptr && rightParticle != nullptr) {
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delete leftParticle;
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delete rightParticle;
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}
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leftParticle = new ParticleSystem();
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rightParticle = new ParticleSystem();
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}
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glm::mat4 createCameraMatrix()
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{
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glm::vec3 cameraSide = glm::normalize(glm::cross(cameraDir, glm::vec3(0.f, 1.f, 0.f)));
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glm::vec3 cameraUp = glm::normalize(glm::cross(cameraSide, cameraDir));
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glm::mat4 cameraRotrationMatrix = glm::mat4({
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cameraSide.x,cameraSide.y,cameraSide.z,0,
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cameraUp.x,cameraUp.y,cameraUp.z ,0,
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-cameraDir.x,-cameraDir.y,-cameraDir.z,0,
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0.,0.,0.,1.,
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});
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cameraRotrationMatrix = glm::transpose(cameraRotrationMatrix);
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glm::mat4 cameraMatrix = cameraRotrationMatrix * glm::translate(-cameraPos);
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return cameraMatrix;
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}
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void renderBullets(float time, GLuint program, std::vector<GameEntity*>& gameEntities) {
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for (auto it = bullets.begin(); it != bullets.end();) {
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Bullet* bullet = *it;
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if (bullet->shouldBeDestroyed(time, program, gameEntities, dmg)) {
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delete bullet;
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it = bullets.erase(it);
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}
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else {
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it++;
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}
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}
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}
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void requestShoot(float time) {
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if (canShoot(time)) {
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shoot(time);
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}
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}
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bool canShoot(float time) {
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return lastShootTime == 0 || time - lastShootTime > shootInterval;
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}
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void shoot(float time) {
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glm::vec3 perpendicularVector = 0.25f * glm::normalize(glm::cross(cameraDir, glm::vec3(0.0f, 1.0f, 0.0f)));
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glm::vec3 dir = glm::vec4(spaceshipDir.x, spaceshipDir.y, spaceshipDir.z, 1.f) * additionalVerRotationMatrix * additionalHorRotationMatrix;
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bullets.push_back(Bullet::createSimpleBullet(dir, spaceshipPos - perpendicularVector, time));
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bullets.push_back(Bullet::createSimpleBullet(dir, spaceshipPos + perpendicularVector, time));
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lastShootTime = time;
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}
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glm::vec3 getPosition() const override {
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return spaceshipPos;
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}
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glm::mat4 getModelMatrix() override {
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return calculateModelMatrix();
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}
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}; |