146 lines
3.2 KiB
C++
146 lines
3.2 KiB
C++
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#include "Racer.h"
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#include <GL/freeglut.h>
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#include <cmath>
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#include <cstring>
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#include "WorldHandler.h"
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#include "Player.h"
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#include "Cursor.h"
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#include "Menu.h"
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#include "Text.h"
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#include "Vector.h"
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#include "Button.h"
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int Racer::width = 0;
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int Racer::height = 0;
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SoundSystem Racer::sound_system;
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bool state = false;
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void Racer::init()
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{
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player = Player::getInstance();
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worldhandler = WorldHandler::getInstance();
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cursor = Cursor::getInstance();
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menu = new Menu();
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buildMenu();
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lastFrameTime = 0;
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state = true;
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glClearColor(0.7f, 0.7f, 1.0f, 1.0f);
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}
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void Racer::draw()
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{
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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//Draw world
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glEnable(GL_LIGHTING);
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glEnable(GL_DEPTH_TEST);
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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gluPerspective(70, width / (float)height, 0.1f, 7500);
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//gluLookAt()
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glMatrixMode(GL_MODELVIEW);
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glLoadIdentity();
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worldhandler->draw();
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if(!state)
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menu->draw();
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glutSwapBuffers();
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}
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void Racer::update()
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{
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float frameTime = glutGet(GLUT_ELAPSED_TIME) / 1000.0f;
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float deltaTime = frameTime - lastFrameTime;
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lastFrameTime = frameTime;
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if (keyboardState.keys[27] && !prevKeyboardState.keys[27])
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state = !state;
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if (state)
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{
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Player* player = Player::getInstance();
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if (keyboardState.special[GLUT_KEY_LEFT] && !prevKeyboardState.special[GLUT_KEY_LEFT])
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worldhandler->PreviousWorld();
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if (keyboardState.special[GLUT_KEY_RIGHT] && !prevKeyboardState.special[GLUT_KEY_RIGHT])
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worldhandler->NextWorld();
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if (keyboardState.keys[27])
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state = false;
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player->rotation.y += mouseOffset.x / 10.0f;
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player->rotation.x += mouseOffset.y / 10.0f;
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float speed = player->speed;
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Vec3f oldPosition = player->position;
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if (keyboardState.keys['w']) player->setPosition(270, deltaTime*speed, false);
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if (keyboardState.keys['s']) player->setPosition(90, deltaTime*speed, false);
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if (player->rotation.x > 25)
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player->rotation.x = 25;
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if (player->rotation.x < -20)
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player->rotation.x = -20;
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player->position.y = worldhandler->getHeight(player->position.x, player->position.z) + 0.1f;
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if (!worldhandler->isPlayerPositionValid())
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player->position = oldPosition;
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worldhandler->update(deltaTime);
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}
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else
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{
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menu->update();
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cursor->update(cursor->mousePosition + mouseOffset);
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}
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mouseOffset = Vec2f(0, 0);
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prevKeyboardState = keyboardState;
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glutPostRedisplay();
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sound_system.SetListener(player->position, Vec3f(), Vec3f());
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}
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void Racer::buildMenu()
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{
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Button* start = new Button("Resume", Vec2f(1920 / 2 - 50, 1080 / 2 - 30), 100, 50);
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auto toWorld = [](Button* b)
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{
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state = true;
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};
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start->addAction(toWorld);
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menu->AddMenuElement(start);
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Button* test = new Button("Exit", Vec2f(1920 / 2 - 50, 1080 / 2 + 30), 100, 50);
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test->addAction([](Button* b)
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{
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exit(0);
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});
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menu->AddMenuElement(test);
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Text* t = new Text("Pause", Vec2f(1920 / 2 - Util::glutTextWidth("Pause") / 2, 1080 / 2 - 75));
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t->setColor(Vec3f(255, 255, 0));
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menu->AddMenuElement(t);
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}
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KeyboardState::KeyboardState()
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{
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memset(keys, 0, sizeof(keys));
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memset(special, 0, sizeof(special));
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}
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