func runGameLoop(window *glfw.Window) {
for !window.ShouldClose() {
// update objects
updateObjects()
// hit detection
hitDetection()
// ---------------------------------------------------------------
// draw calls
gl.Clear(gl.COLOR_BUFFER_BIT)
drawCurrentScore()
drawHighScore()
if isGameWon() {
drawWinningScreen()
} else if isGameLost() {
drawGameOverScreen()
}
// draw everything 9 times in a 3x3 grid stitched together for seamless clipping
for x := -1.0; x < 2.0; x++ {
for y := -1.0; y < 2.0; y++ {
gl.MatrixMode(gl.MODELVIEW)
gl.PushMatrix()
gl.Translated(gameWidth*x, gameHeight*y, 0)
drawObjects()
gl.PopMatrix()
}
}
gl.Flush()
window.SwapBuffers()
glfw.PollEvents()
// switch resolution
if altEnter {
window.Destroy()
fullscreen = !fullscreen
var err error
window, err = initWindow()
if err != nil {
panic(err)
}
altEnter = false
gl.LineWidth(1)
if fullscreen {
gl.LineWidth(2)
}
}
}
}