diff options
Diffstat (limited to 'graphics/Display.cpp')
| -rw-r--r-- | graphics/Display.cpp | 267 |
1 files changed, 193 insertions, 74 deletions
diff --git a/graphics/Display.cpp b/graphics/Display.cpp index 01dd903..380a8ec 100644 --- a/graphics/Display.cpp +++ b/graphics/Display.cpp @@ -1,103 +1,222 @@ -#include <iostream> #include "Display.hpp" -#include "Shader.hpp" - -Display *Display::instance = nullptr; - -Display::Display(int w, int h, std::string title, World *worldPtr) { - if (instance != nullptr) - throw 516; - instance = this; - world = worldPtr; - //GLFW - glfwInit(); - glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3); - glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3); - glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); - glfwWindowHint(GLFW_RESIZABLE, GL_FALSE); - window = glfwCreateWindow(w, h, title.c_str(), nullptr, nullptr); - if (window == nullptr) { - std::cerr << "Can't create GLFW window" << std::endl; - glfwTerminate(); - throw 517; - } - glfwMakeContextCurrent(window); - glfwSetKeyCallback(window, &Display::callback_key); - //GLEW +#include "AssetManager.hpp" + +Display::Display(unsigned int winWidth, unsigned int winHeight, const char *winTitle, World *worldPtr) : world( + worldPtr) { + sf::ContextSettings contextSetting; + contextSetting.majorVersion = 3; + contextSetting.minorVersion = 3; + contextSetting.attributeFlags = contextSetting.Core; + contextSetting.depthBits = 24; + window = new sf::Window(sf::VideoMode(winWidth, winHeight), winTitle, sf::Style::Default, contextSetting); + window->setVerticalSyncEnabled(true); + window->setMouseCursorVisible(false); + sf::Mouse::setPosition(sf::Vector2i(window->getSize().x / 2, window->getSize().y / 2), *window); + + //Glew glewExperimental = GL_TRUE; - GLenum glewStatus = glewInit(); - if (glewStatus != GLEW_OK) { - std::cerr << "Can't initialize GLEW: " << glewGetErrorString(glewStatus) << std::endl; - throw 518; + if (glewInit() != GLEW_OK) { + std::cout << "Failed to initialize GLEW" << std::endl; + throw 3; } - int width, height; - glfwGetFramebufferSize(window, &width, &height); - glViewport(0, 0, width, height); -} - -Display::~Display() { - instance = nullptr; - glfwTerminate(); + glViewport(0, 0, width(), height()); + glEnable(GL_DEPTH_TEST); } bool Display::IsClosed() { - return false; + return !window->isOpen(); } -void Display::SetPlayerPos(float x, float y) { +void Display::SetPlayerPos(double playerX, double playerY, double playerZ) { + const int ChunkDistance = 2; + PositionI playerPos((int) playerX, (int) playerZ, (int) playerY); + for (auto &it:world->m_sections) { + PositionI delta = it.first-playerPos; + } } void Display::MainLoop() { - Shader vertexShader("./graphics/simpleVS.vs"); - Shader fragmentShader("./graphics/simpleFS.fs", false); - ShaderProgram program; - program.Attach(vertexShader); - program.Attach(fragmentShader); - program.Link(); + Shader shader("./shaders/simple.vs", "./shaders/simple.fs"); + Texture &texture1 = *(AssetManager::GetAsset("minecraft/textures/blocks/brick").data.texture); + Texture &texture2 = *(AssetManager::GetAsset("minecraft/textures/blocks/beacon").data.texture); GLfloat vertices[] = { - -0.5f, -0.5f, 0.0f, - 0.5f, -0.5f, 0.0f, - 0.0f, 0.5f, 0.0f + -0.5f, -0.5f, -0.5f, 0.0f, 0.0f, + 0.5f, -0.5f, -0.5f, 1.0f, 0.0f, + 0.5f, 0.5f, -0.5f, 1.0f, 1.0f, + 0.5f, 0.5f, -0.5f, 1.0f, 1.0f, + -0.5f, 0.5f, -0.5f, 0.0f, 1.0f, + -0.5f, -0.5f, -0.5f, 0.0f, 0.0f, + + -0.5f, -0.5f, 0.5f, 0.0f, 0.0f, + 0.5f, -0.5f, 0.5f, 1.0f, 0.0f, + 0.5f, 0.5f, 0.5f, 1.0f, 1.0f, + 0.5f, 0.5f, 0.5f, 1.0f, 1.0f, + -0.5f, 0.5f, 0.5f, 0.0f, 1.0f, + -0.5f, -0.5f, 0.5f, 0.0f, 0.0f, + + -0.5f, 0.5f, 0.5f, 1.0f, 0.0f, + -0.5f, 0.5f, -0.5f, 1.0f, 1.0f, + -0.5f, -0.5f, -0.5f, 0.0f, 1.0f, + -0.5f, -0.5f, -0.5f, 0.0f, 1.0f, + -0.5f, -0.5f, 0.5f, 0.0f, 0.0f, + -0.5f, 0.5f, 0.5f, 1.0f, 0.0f, + + 0.5f, 0.5f, 0.5f, 1.0f, 0.0f, + 0.5f, 0.5f, -0.5f, 1.0f, 1.0f, + 0.5f, -0.5f, -0.5f, 0.0f, 1.0f, + 0.5f, -0.5f, -0.5f, 0.0f, 1.0f, + 0.5f, -0.5f, 0.5f, 0.0f, 0.0f, + 0.5f, 0.5f, 0.5f, 1.0f, 0.0f, + + -0.5f, -0.5f, -0.5f, 0.0f, 1.0f, + 0.5f, -0.5f, -0.5f, 1.0f, 1.0f, + 0.5f, -0.5f, 0.5f, 1.0f, 0.0f, + 0.5f, -0.5f, 0.5f, 1.0f, 0.0f, + -0.5f, -0.5f, 0.5f, 0.0f, 0.0f, + -0.5f, -0.5f, -0.5f, 0.0f, 1.0f, + + -0.5f, 0.5f, -0.5f, 0.0f, 1.0f, + 0.5f, 0.5f, -0.5f, 1.0f, 1.0f, + 0.5f, 0.5f, 0.5f, 1.0f, 0.0f, + 0.5f, 0.5f, 0.5f, 1.0f, 0.0f, + -0.5f, 0.5f, 0.5f, 0.0f, 0.0f, + -0.5f, 0.5f, -0.5f, 0.0f, 1.0f }; - GLuint VBO; + GLuint indices[] = { + 0, 1, 2, + 0, 2, 3 + }; + GLuint VBO, VAO, EBO; glGenBuffers(1, &VBO); - glBindBuffer(GL_ARRAY_BUFFER, VBO); - glBufferData(VBO, sizeof(vertices), vertices, GL_STATIC_DRAW); - - glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(GLfloat), (GLvoid *) 0); - glEnableVertexAttribArray(0); - - GLuint VAO; + glGenBuffers(1, &EBO); glGenVertexArrays(1, &VAO); glBindVertexArray(VAO); - // 2. Копируем наш массив вершин в буфер для OpenGL - glBindBuffer(GL_ARRAY_BUFFER, VBO); - glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW); - // 3. Устанавливаем указатели на вершинные атрибуты - glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(GLfloat), (GLvoid *) 0); - glEnableVertexAttribArray(0); - //4. Отвязываем VAO + { + glBindBuffer(GL_ARRAY_BUFFER, VBO); + glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO); + glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(indices), indices, GL_STATIC_DRAW); + + glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 5 * sizeof(GLfloat), 0); + glEnableVertexAttribArray(0); + glVertexAttribPointer(2, 2, GL_FLOAT, GL_FALSE, 5 * sizeof(GLfloat), (GLvoid *) (3 * sizeof(GLfloat))); + glEnableVertexAttribArray(2); + } glBindVertexArray(0); - while (!glfwWindowShouldClose(window)) { - glfwPollEvents(); - + shader.Use(); + + glActiveTexture(GL_TEXTURE0); + glBindTexture(GL_TEXTURE_2D, texture1.texture); + glUniform1i(glGetUniformLocation(shader.Program, "texture1"), 0); + glActiveTexture(GL_TEXTURE1); + glBindTexture(GL_TEXTURE_2D, texture2.texture); + glUniform1i(glGetUniformLocation(shader.Program, "texture2"), 1); + + glm::vec3 cubePositions[] = { + glm::vec3(0.0f, 0.0f, 0.0f), + glm::vec3(2.0f, 5.0f, -15.0f), + glm::vec3(-1.5f, -2.2f, -2.5f), + glm::vec3(-3.8f, -2.0f, -12.3f), + glm::vec3(2.4f, -0.4f, -3.5f), + glm::vec3(-1.7f, 3.0f, -7.5f), + glm::vec3(1.3f, -2.0f, -2.5f), + glm::vec3(1.5f, 2.0f, -2.5f), + glm::vec3(1.5f, 0.2f, -1.5f), + glm::vec3(-1.3f, 1.0f, -1.5f) + }; + Camera3D camera; + bool captureMouse = true; + + bool isRunning = true; + while (isRunning) { + static sf::Clock clock, clock1; + float deltaTime = clock.getElapsedTime().asSeconds(); + float absTime = clock1.getElapsedTime().asSeconds(); + clock.restart(); + sf::Event event; + while (window->pollEvent(event)) { + switch (event.type) { + case sf::Event::Closed: + window->close(); + isRunning = false; + break; + case sf::Event::Resized: + glViewport(0, 0, width(), height()); + break; + case sf::Event::KeyPressed: + switch (event.key.code) { + case sf::Keyboard::Escape: + isRunning = false; + break; + case sf::Keyboard::T: + captureMouse = !captureMouse; + window->setMouseCursorVisible(!captureMouse); + sf::Mouse::setPosition(sf::Vector2i(window->getSize().x / 2, window->getSize().y / 2), + *window); + break; + case sf::Keyboard::R: + shader.Reload(); + break; + default: + break; + } + case sf::Event::MouseWheelScrolled: + camera.ProcessMouseScroll(event.mouseWheelScroll.delta); + break; + default: + break; + } + } + if (captureMouse) { + sf::Vector2i mousePos = sf::Mouse::getPosition(*window); + sf::Vector2i center = sf::Vector2i(window->getSize().x / 2, window->getSize().y / 2); + sf::Mouse::setPosition(center, *window); + int deltaX = (mousePos - center).x, deltaY = (center - mousePos).y; + camera.ProcessMouseMovement(deltaX, deltaY); + } + if (sf::Keyboard::isKeyPressed(sf::Keyboard::W)) + camera.ProcessKeyboard(Camera_Movement::FORWARD, deltaTime); + if (sf::Keyboard::isKeyPressed(sf::Keyboard::S)) + camera.ProcessKeyboard(Camera_Movement::BACKWARD, deltaTime); + if (sf::Keyboard::isKeyPressed(sf::Keyboard::A)) + camera.ProcessKeyboard(Camera_Movement::LEFT, deltaTime); + if (sf::Keyboard::isKeyPressed(sf::Keyboard::D)) + camera.ProcessKeyboard(Camera_Movement::RIGHT, deltaTime); + + + //Render code glClearColor(0.2f, 0.3f, 0.3f, 1.0f); - glClear(GL_COLOR_BUFFER_BIT); + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + shader.Use(); + + GLint modelLoc = glGetUniformLocation(shader.Program, "model"); + GLint projectionLoc = glGetUniformLocation(shader.Program, "projection"); + GLint viewLoc = glGetUniformLocation(shader.Program, "view"); + glm::mat4 projection = glm::perspective(camera.Zoom, (float) width() / (float) height(), 0.1f, 1000.0f); + glm::mat4 view = camera.GetViewMatrix(); + glUniformMatrix4fv(projectionLoc, 1, GL_FALSE, glm::value_ptr(projection)); + glUniformMatrix4fv(viewLoc, 1, GL_FALSE, glm::value_ptr(view)); - glUseProgram((GLuint) program); glBindVertexArray(VAO); - glDrawArrays(GL_TRIANGLES, 0, 3); + for (GLuint i = 0; i < 10; i++) { + glm::mat4 model; + model = glm::translate(model, cubePositions[i]); + + GLfloat angle = 20.0f * (i); + model = glm::rotate(model, glm::radians(angle * absTime), glm::vec3(1.0f, 0.3f, 0.5f)); + glUniformMatrix4fv(modelLoc, 1, GL_FALSE, glm::value_ptr(model)); + + glDrawArrays(GL_TRIANGLES, 0, 36); + } glBindVertexArray(0); - glfwSwapBuffers(window); + //End of render code + + window->display(); } -} -void Display::callback_key(GLFWwindow *window, int key, int scancode, int action, int mode) { - if (key == GLFW_KEY_ESCAPE && action == GLFW_PRESS) - glfwSetWindowShouldClose(instance->window, GL_TRUE); } |