Method init

GUI/OpenGL/MiniGL.cpp:454–531

}

void MiniGL::init(const int width, const int height, const char *name, const bool vsync, const bool maximized, const bool alt_camera)
{
	fovy = 60;
	znear = 0.5f;
	zfar = 1000;

	m_width = width;
	m_height = height;
	m_vsync = vsync;
	m_alt_camera = alt_camera;

	scenefunc = nullptr;

	glfwSetErrorCallback(error_callback);

	if (!glfwInit())
		exit(EXIT_FAILURE);

	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
	glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GLFW_TRUE);
	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
	glfwWindowHint(GLFW_SAMPLES, 4);

	if (maximized)
		glfwWindowHint(GLFW_MAXIMIZED, GLFW_TRUE);

	if (m_vsync)
		glfwWindowHint(GLFW_DOUBLEBUFFER, GL_TRUE);
	else
		glfwWindowHint(GLFW_DOUBLEBUFFER, GL_FALSE);
	m_glfw_window = glfwCreateWindow(width, height, name, NULL, NULL);
	if (!m_glfw_window)
	{
		glfwTerminate();
		exit(EXIT_FAILURE);
	}

	glfwMakeContextCurrent(m_glfw_window);
	gladLoadGL(glfwGetProcAddress);
	glfwSwapInterval(0);

	glfwSetFramebufferSizeCallback(m_glfw_window, reshape);

	getOpenGLVersion(m_context_major_version, m_context_minor_version);
	glGetIntegerv(GL_CONTEXT_PROFILE_MASK, &m_context_profile);

	LOG_INFO << "OpenGL version " << m_context_major_version << "." << m_context_minor_version;
	LOG_INFO << "Vendor: " << glGetString(GL_VENDOR);
	LOG_INFO << "Renderer: " << glGetString(GL_RENDERER);
	LOG_INFO << "Version: " << glGetString(GL_VERSION);

	glEnable(GL_MULTISAMPLE);
	glEnable (GL_DEPTH_TEST);
	glEnable (GL_BLEND); 
	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

	glClearColor(0.4f, 0.4f, 0.4f, 1.0f);