Print supported OpenGL API's to standard output up to OpenGL 4.6.

opengl_version.kt

/**
 * Print supported OpenGL API's to standard output up to OpenGL 4.6.
 *
 *  @author Marcin Kolenda
 */

import org.lwjgl.glfw.GLFW
import org.lwjgl.opengl.GL
import org.lwjgl.opengl.GLCapabilities
import org.lwjgl.system.MemoryUtil

fun availGlVersions(capabilities: GLCapabilities) = mapOf(
    "OpenGL11" to capabilities.OpenGL11,
    "OpenGL12" to capabilities.OpenGL12,
    "OpenGL13" to capabilities.OpenGL13,
    "OpenGL14" to capabilities.OpenGL14,
    "OpenGL15" to capabilities.OpenGL15,
    "OpenGL20" to capabilities.OpenGL20,
    "OpenGL21" to capabilities.OpenGL21,
    "OpenGL30" to capabilities.OpenGL30,
    "OpenGL31" to capabilities.OpenGL31,
    "OpenGL32" to capabilities.OpenGL32,
    "OpenGL33" to capabilities.OpenGL33,
    "OpenGL40" to capabilities.OpenGL40,
    "OpenGL41" to capabilities.OpenGL41,
    "OpenGL42" to capabilities.OpenGL42,
    "OpenGL43" to capabilities.OpenGL43,
    "OpenGL44" to capabilities.OpenGL44,
    "OpenGL45" to capabilities.OpenGL45,
    "OpenGL46" to capabilities.OpenGL46,
)

fun printVersionAvailability(capabilities: GLCapabilities){
    for((version, versionAvailable) in availGlVersions(capabilities)) {
        println("${version} is ${versionAvailable}")
    }
}

fun main() {
    GLFW.glfwInit()
    GLFW.glfwWindowHint(GLFW.GLFW_VISIBLE, GLFW.GLFW_FALSE) // the window will stay hidden after creation
    val window = GLFW.glfwCreateWindow(1, 1, "", MemoryUtil.NULL, MemoryUtil.NULL)
    GLFW.glfwMakeContextCurrent(window)
    val capabilities = GL.createCapabilities()
    printVersionAvailability(capabilities)
    GLFW.glfwTerminate()
}