diff options
Diffstat (limited to 'app/source/Cplt/Entrypoint/Backend_OpenGL3.cpp')
-rw-r--r-- | app/source/Cplt/Entrypoint/Backend_OpenGL3.cpp | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/app/source/Cplt/Entrypoint/Backend_OpenGL3.cpp b/app/source/Cplt/Entrypoint/Backend_OpenGL3.cpp deleted file mode 100644 index 28a34ca..0000000 --- a/app/source/Cplt/Entrypoint/Backend_OpenGL3.cpp +++ /dev/null @@ -1,121 +0,0 @@ -#include <Cplt/Entrypoint/Backend.hpp> - -#if BUILD_CORE_WITH_OPENGL3_BACKEND -# include <glad/glad.h> - -# include <GLFW/glfw3.h> -# include <iostream> -# include <backend/imgui_impl_glfw.h> -# include <backend/imgui_impl_opengl3.h> -# include <imgui.h> -# include <stdexcept> - -# define IMGUI_IMPL_OPENGL_LOADER_CUSTOM -# include <backend/imgui_impl_opengl3.cpp> - -class OpenGL3Backend : public RenderingBackend -{ -private: - GLFWwindow* mWindow; - -public: - OpenGL3Backend() - { - glfwSetErrorCallback(&GlfwErrorCallback); - if (!glfwInit()) { - throw std::runtime_error("Failed to initialize GLFW."); - } - -# if defined(__APPLE__) - // GL 3.2 + GLSL 150 - const char* glslVersion = "#version 150"; - glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3); - glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 2); - glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); // 3.2+ only - glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); // Required on Mac -# else - // GL 3.0 + GLSL 130 - const char* glslVersion = "#version 130"; - glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3); - glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 0); - // glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); // 3.2+ only - // glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); // 3.0+ only -# endif - - mWindow = glfwCreateWindow(1280, 720, "Cplt", nullptr, nullptr); - if (mWindow == nullptr) { - throw std::runtime_error("Failed to create GLFW window."); - } - glfwMakeContextCurrent(mWindow); - glfwSwapInterval(1); // Enable vsync - - if (gladLoadGLLoader((GLADloadproc)glfwGetProcAddress) == 0) { - throw std::runtime_error("Failed to initialize OpenGL."); - } - - IMGUI_CHECKVERSION(); - ImGui::CreateContext(); - - ImGui_ImplGlfw_InitForOpenGL(mWindow, true); - ImGui_ImplOpenGL3_Init(glslVersion); - } - - virtual ~OpenGL3Backend() - { - ImGui_ImplOpenGL3_Shutdown(); - ImGui_ImplGlfw_Shutdown(); - ImGui::DestroyContext(); - - glfwDestroyWindow(mWindow); - glfwTerminate(); - } - - virtual void RunUntilWindowClose(void (*windowContent)()) - { - while (!glfwWindowShouldClose(mWindow)) { - glfwPollEvents(); - - ImGui_ImplOpenGL3_NewFrame(); - ImGui_ImplGlfw_NewFrame(); - ImGui::NewFrame(); - - windowContent(); - - int displayWidth, displayHeight; - glfwGetFramebufferSize(mWindow, &displayWidth, &displayHeight); - glViewport(0, 0, displayWidth, displayHeight); - - const ImVec4 kClearColor = ImVec4(0.45f, 0.55f, 0.60f, 1.00f); - glClearColor(kClearColor.x * kClearColor.w, kClearColor.y * kClearColor.w, kClearColor.z * kClearColor.w, kClearColor.w); - glClear(GL_COLOR_BUFFER_BIT); - - ImGui::Render(); - ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData()); - - glfwSwapBuffers(mWindow); - } - } - - static void GlfwErrorCallback(int errorCode, const char* message) - { - std::cerr << "GLFW Error " << errorCode << ": " << message << "\n"; - } -}; - -std::unique_ptr<RenderingBackend> RenderingBackend::CreateOpenGL3Backend() -{ - try { - return std::make_unique<OpenGL3Backend>(); - } catch (std::exception& e) { - return nullptr; - } -} - -#else // ^^ BUILD_CORE_WITH_OPENGL3_BACKEND | !BUILD_CORE_WITH_OPENGL3_BACKEND vv - -std::unique_ptr<RenderingBackend> RenderingBackend::CreateOpenGL3Backend() -{ - return nullptr; -} - -#endif |