portersky
47d01f57c0
- Add cbt::window class in cbt/ directory with RAII lifecycle - Add setup_opengl and info_opengl for glad init and GL info - Add Q key to quit the application - Update CMakeLists.txt with glfw3 and glad dependencies - Update AGENTS.md with snake_case naming and shell conventions
93 lines
2.2 KiB
C++
93 lines
2.2 KiB
C++
#define GLFW_INCLUDE_NONE
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#include "GLFW/glfw3.h"
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#include "window.hpp"
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#include <string_view>
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#include "glad/glad.h"
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#include "fmt/std.h"
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namespace cbt {
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auto window::init() -> bool {
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if (!glfwInit()) {
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fmt::print("Failed to initialize GLFW\n");
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return false;
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}
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return true;
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}
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auto window::terminate() -> void {
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glfwTerminate();
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}
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auto window::setup_opengl() -> bool {
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if (!gladLoadGLLoader((GLADloadproc)glfwGetProcAddress)) {
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fmt::print("Failed to initialize GLAD\n");
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return false;
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}
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info_opengl();
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return true;
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}
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auto window::info_opengl() -> void {
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fmt::print("OpenGL Info:\n");
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fmt::print(" vendor | {}\n", std::string_view(reinterpret_cast<const char*>(glGetString(GL_VENDOR))));
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fmt::print(" renderer| {}\n", std::string_view(reinterpret_cast<const char*>(glGetString(GL_RENDERER))));
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fmt::print(" version | {}\n", std::string_view(reinterpret_cast<const char*>(glGetString(GL_VERSION))));
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fmt::print(" glsl | {}\n", std::string_view(reinterpret_cast<const char*>(glGetString(GL_SHADING_LANGUAGE_VERSION))));
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}
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window::window(std::string title, int width, int height) {
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if (!init()) {
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return;
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}
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m_initialized = true;
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glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 4);
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glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 1);
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glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
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m_window = glfwCreateWindow(width, height, title.c_str(), nullptr, nullptr);
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if (!m_window) {
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fmt::print("Failed to create window\n");
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terminate();
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return;
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}
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glfwMakeContextCurrent(static_cast<GLFWwindow*>(m_window));
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if (!setup_opengl()) {
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terminate();
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return;
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}
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}
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window::~window() {
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if (m_window) {
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glfwDestroyWindow(static_cast<GLFWwindow*>(m_window));
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}
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if (m_initialized) {
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terminate();
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}
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}
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auto window::should_close() const -> bool {
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return m_window && glfwWindowShouldClose(static_cast<GLFWwindow*>(m_window));
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}
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auto window::valid() const -> bool {
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return m_window != nullptr;
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}
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auto window::swap_buffers() -> void {
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glfwSwapBuffers(static_cast<GLFWwindow*>(m_window));
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}
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auto window::poll_events() -> void {
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glfwPollEvents();
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}
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}
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