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Adding glew as OpenGL initialization in a different scope

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This commit is contained in:
Pcornat 2026-01-05 22:24:00 +01:00
commit 66e43ba333
Signed by: Pcornat
GPG key ID: E0326CC678A00BDD
5 changed files with 60 additions and 19 deletions
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33
src/opengl_context.cpp Normal file
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@ -0,0 +1,33 @@
//
// Created by postaron on 05/01/2026.
//
#include <GL/glew.h>
#if defined( _WIN32 )
#include <GL/wglew.h>
#endif
#include "opengl_context.hpp"
#include <iostream>
#include "window.hpp"
bool opengl::init_glew(const gui::Window &win) noexcept {
win.get_context();
if (const GLenum error = glewInit(); error != GLEW_OK) {
if (const auto error_callback = glfwSetErrorCallback(nullptr); error_callback != nullptr) {
error_callback(0, reinterpret_cast<const char *>(glewGetErrorString(error)));
glfwSetErrorCallback(error_callback);
} else {
std::cerr << "Error initializing glew: "
<< reinterpret_cast<const char *>(glewGetErrorString(error))
<< std::endl;
}
return false;
}
return true;
}

17
src/window.cpp
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@ -19,23 +19,10 @@ namespace gui {
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 0);
glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, debugOpengl ? GLFW_TRUE : GLFW_FALSE);
wwindow = std::unique_ptr<GLFWwindow, decltype(&glfwDestroyWindow)>(
glfwCreateWindow(720, 1280, "Billy Sheet tracker", nullptr, shared),
glfwCreateWindow(1280, 720, "Billy Sheet tracker", nullptr, shared),
glfwDestroyWindow);
if (!wwindow) {
valid = false;
return;
}
glfwMakeContextCurrent(wwindow.get());
glewExperimental = true;
if (const GLenum error = glewInit(); error != GLEW_OK) {
valid = false;
if (const auto error_callback = glfwSetErrorCallback(nullptr); error_callback != nullptr) {
error_callback(0, reinterpret_cast<const char *>(glewGetErrorString(error)));
glfwSetErrorCallback(error_callback);
}
return;
}
valid = true;
glfwSetFramebufferSizeCallback(wwindow.get(),
framebufferCallback != nullptr ? framebufferCallback : internalFramebufferCallback);