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Correctly handle imgui mouse/keyboard capture

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bloeys
2024-04-11 22:07:38 +04:00
parent 80ce6d60d2
commit 20ed804d2a
2 changed files with 71 additions and 42 deletions
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66
input/input.go
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@ -31,8 +31,8 @@ type mouseWheelState struct {
}
var (
keyMap = make(map[sdl.Keycode]*keyState)
mouseBtnMap = make(map[int]*mouseBtnState)
keyMap = make(map[sdl.Keycode]keyState)
mouseBtnMap = make(map[int]mouseBtnState)
mouseMotion = mouseMotionState{}
mouseWheel = mouseWheelState{}
quitRequested bool
@ -70,29 +70,31 @@ func IsQuitClicked() bool {
func HandleKeyboardEvent(e *sdl.KeyboardEvent) {
ks := keyMap[e.Keysym.Sym]
if ks == nil {
ks = &keyState{Key: e.Keysym.Sym}
keyMap[ks.Key] = ks
ks, ok := keyMap[e.Keysym.Sym]
if !ok {
ks = keyState{Key: e.Keysym.Sym}
}
ks.State = int(e.State)
ks.IsPressedThisFrame = e.State == sdl.PRESSED && e.Repeat == 0
ks.IsReleasedThisFrame = e.State == sdl.RELEASED && e.Repeat == 0
keyMap[ks.Key] = ks
}
func HandleMouseBtnEvent(e *sdl.MouseButtonEvent) {
mb := mouseBtnMap[int(e.Button)]
if mb == nil {
mb = &mouseBtnState{Btn: int(e.Button)}
mouseBtnMap[int(e.Button)] = mb
mb, ok := mouseBtnMap[int(e.Button)]
if !ok {
mb = mouseBtnState{Btn: int(e.Button)}
}
mb.State = int(e.State)
mb.IsDoubleClicked = e.Clicks == 2 && e.State == sdl.PRESSED
mb.IsPressedThisFrame = e.State == sdl.PRESSED
mb.IsReleasedThisFrame = e.State == sdl.RELEASED
mouseBtnMap[int(e.Button)] = mb
}
func HandleMouseMotionEvent(e *sdl.MouseMotionEvent) {
@ -109,12 +111,12 @@ func HandleMouseWheelEvent(e *sdl.MouseWheelEvent) {
mouseWheel.YDelta = e.Y
}
//GetMousePos returns the window coordinates of the mouse
// GetMousePos returns the window coordinates of the mouse
func GetMousePos() (x, y int32) {
return mouseMotion.XPos, mouseMotion.YPos
}
//GetMouseMotion returns how many pixels were moved last frame
// GetMouseMotion returns how many pixels were moved last frame
func GetMouseMotion() (xDelta, yDelta int32) {
return mouseMotion.XDelta, mouseMotion.YDelta
}
@ -141,7 +143,7 @@ func GetMouseWheelMotion() (xDelta, yDelta int32) {
return mouseWheel.XDelta, mouseWheel.YDelta
}
//GetMouseWheelXNorm returns 1 if mouse wheel xDelta > 0, -1 if xDelta < 0, and 0 otherwise
// GetMouseWheelXNorm returns 1 if mouse wheel xDelta > 0, -1 if xDelta < 0, and 0 otherwise
func GetMouseWheelXNorm() int32 {
if mouseWheel.XDelta > 0 {
@ -153,7 +155,7 @@ func GetMouseWheelXNorm() int32 {
return 0
}
//returns 1 if mouse wheel yDelta > 0, -1 if yDelta < 0, and 0 otherwise
// returns 1 if mouse wheel yDelta > 0, -1 if yDelta < 0, and 0 otherwise
func GetMouseWheelYNorm() int32 {
if mouseWheel.YDelta > 0 {
@ -167,8 +169,8 @@ func GetMouseWheelYNorm() int32 {
func KeyClicked(kc sdl.Keycode) bool {
ks := keyMap[kc]
if ks == nil {
ks, ok := keyMap[kc]
if !ok {
return false
}
@ -177,8 +179,8 @@ func KeyClicked(kc sdl.Keycode) bool {
func KeyReleased(kc sdl.Keycode) bool {
ks := keyMap[kc]
if ks == nil {
ks, ok := keyMap[kc]
if !ok {
return false
}
@ -187,8 +189,8 @@ func KeyReleased(kc sdl.Keycode) bool {
func KeyDown(kc sdl.Keycode) bool {
ks := keyMap[kc]
if ks == nil {
ks, ok := keyMap[kc]
if !ok {
return false
}
@ -197,8 +199,8 @@ func KeyDown(kc sdl.Keycode) bool {
func KeyUp(kc sdl.Keycode) bool {
ks := keyMap[kc]
if ks == nil {
ks, ok := keyMap[kc]
if !ok {
return true
}
@ -207,8 +209,8 @@ func KeyUp(kc sdl.Keycode) bool {
func MouseClicked(mb int) bool {
btn := mouseBtnMap[mb]
if btn == nil {
btn, ok := mouseBtnMap[mb]
if !ok {
return false
}
@ -217,8 +219,8 @@ func MouseClicked(mb int) bool {
func MouseDoubleClicked(mb int) bool {
btn := mouseBtnMap[mb]
if btn == nil {
btn, ok := mouseBtnMap[mb]
if !ok {
return false
}
@ -226,8 +228,8 @@ func MouseDoubleClicked(mb int) bool {
}
func MouseReleased(mb int) bool {
btn := mouseBtnMap[mb]
if btn == nil {
btn, ok := mouseBtnMap[mb]
if !ok {
return false
}
@ -236,8 +238,8 @@ func MouseReleased(mb int) bool {
func MouseDown(mb int) bool {
btn := mouseBtnMap[mb]
if btn == nil {
btn, ok := mouseBtnMap[mb]
if !ok {
return false
}
@ -246,8 +248,8 @@ func MouseDown(mb int) bool {
func MouseUp(mb int) bool {
btn := mouseBtnMap[mb]
if btn == nil {
btn, ok := mouseBtnMap[mb]
if !ok {
return true
}