在GLFW后端的情况下,下面的窗口提示用荧光颜色可以帮助
glfwWindowHint(GLFW_TRANSPARENT_FRAMEBUFFER, GLFW_TRUE);
渲染循环:
{
...
glfwGetFramebufferSize(window, &app_width, &app_height);
glViewport(0, 0, app_width, app_height);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
//render
...
}