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fix mouse moving outside window with glfw callbacks

This commit is contained in:
faiface 2017-03-10 13:11:44 +01:00
parent 3071cf1750
commit dcf70e5a26
1 changed files with 7 additions and 14 deletions
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21
pixelgl/input.go
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@ -340,6 +340,13 @@ func (w *Window) initInput() {
} }
}) })
w.window.SetCursorPosCallback(func(_ *glfw.Window, x, y float64) {
w.currInp.mouse = pixel.V(
x+w.bounds.X(),
(w.bounds.H()-y)+w.bounds.Y(),
)
})
w.window.SetScrollCallback(func(_ *glfw.Window, xoff, yoff float64) { w.window.SetScrollCallback(func(_ *glfw.Window, xoff, yoff float64) {
w.currInp.scroll += pixel.V(xoff, yoff) w.currInp.scroll += pixel.V(xoff, yoff)
}) })
@ -356,20 +363,6 @@ func (w *Window) updateInput() {
// get events (usually calls callbacks, but callbacks can be called outside too) // get events (usually calls callbacks, but callbacks can be called outside too)
mainthread.Call(func() { mainthread.Call(func() {
glfw.PollEvents() glfw.PollEvents()
x, y := w.window.GetCursorPos()
wi, hi := w.window.GetSize()
width, height := float64(wi), float64(hi)
mouse := pixel.V(
x/width*w.bounds.W()+w.bounds.X(),
(height-y)/height*w.bounds.H()+w.bounds.Y(),
)
//TODO: do something else, this is not entirely rock solid
if w.bounds.Contains(mouse) {
w.currInp.mouse = mouse
}
}) })
// cache current state to temp (so that if there are callbacks outside this function, // cache current state to temp (so that if there are callbacks outside this function,