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Simple optimization in IsKeyPressed (#1080)

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Simple optimization on IsKeyPressed to avoid iterating through whole map of possible keys.
This commit is contained in:
corfe83 2020-02-15 09:02:05 -08:00 committed by GitHub
parent f396b258e2
commit 61c2d7cfe8
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3 changed files with 115 additions and 8 deletions
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5
genkeys.go
View File

@ -342,6 +342,11 @@ var glfwKeyCodeToKey = map[glfw.Key]driver.Key{
{{range $index, $name := .DriverKeyNames}}glfw.Key{{$name}}: driver.Key{{$name}},
{{end}}
}
var keyCodeToGLFWKey = map[driver.Key]glfw.Key{
{{range $index, $name := .DriverKeyNames}}driver.Key{{$name}}: glfw.Key{{$name}},
{{end}}
}
`
const uidriverJsKeysTmpl = `{{.License}}

8
internal/uidriver/glfw/input.go
View File

@ -248,15 +248,11 @@ func (i *Input) IsKeyPressed(key driver.Key) bool {
if i.keyPressed == nil {
i.keyPressed = map[glfw.Key]bool{}
}
for gk, k := range glfwKeyCodeToKey {
if k != key {
continue
}
if i.keyPressed[gk] {
gk, ok := keyCodeToGLFWKey[key]
if ok && i.keyPressed[gk] {
r = true
return nil
}
}
return nil
})
return r

106
internal/uidriver/glfw/keys.go
View File

@ -131,3 +131,109 @@ var glfwKeyCodeToKey = map[glfw.Key]driver.Key{
glfw.KeyTab: driver.KeyTab,
glfw.KeyUp: driver.KeyUp,
}
var keyCodeToGLFWKey = map[driver.Key]glfw.Key{
driver.Key0: glfw.Key0,
driver.Key1: glfw.Key1,
driver.Key2: glfw.Key2,
driver.Key3: glfw.Key3,
driver.Key4: glfw.Key4,
driver.Key5: glfw.Key5,
driver.Key6: glfw.Key6,
driver.Key7: glfw.Key7,
driver.Key8: glfw.Key8,
driver.Key9: glfw.Key9,
driver.KeyA: glfw.KeyA,
driver.KeyB: glfw.KeyB,
driver.KeyC: glfw.KeyC,
driver.KeyD: glfw.KeyD,
driver.KeyE: glfw.KeyE,
driver.KeyF: glfw.KeyF,
driver.KeyG: glfw.KeyG,
driver.KeyH: glfw.KeyH,
driver.KeyI: glfw.KeyI,
driver.KeyJ: glfw.KeyJ,
driver.KeyK: glfw.KeyK,
driver.KeyL: glfw.KeyL,
driver.KeyM: glfw.KeyM,
driver.KeyN: glfw.KeyN,
driver.KeyO: glfw.KeyO,
driver.KeyP: glfw.KeyP,
driver.KeyQ: glfw.KeyQ,
driver.KeyR: glfw.KeyR,
driver.KeyS: glfw.KeyS,
driver.KeyT: glfw.KeyT,
driver.KeyU: glfw.KeyU,
driver.KeyV: glfw.KeyV,
driver.KeyW: glfw.KeyW,
driver.KeyX: glfw.KeyX,
driver.KeyY: glfw.KeyY,
driver.KeyZ: glfw.KeyZ,
driver.KeyApostrophe: glfw.KeyApostrophe,
driver.KeyBackslash: glfw.KeyBackslash,
driver.KeyBackspace: glfw.KeyBackspace,
driver.KeyCapsLock: glfw.KeyCapsLock,
driver.KeyComma: glfw.KeyComma,
driver.KeyDelete: glfw.KeyDelete,
driver.KeyDown: glfw.KeyDown,
driver.KeyEnd: glfw.KeyEnd,
driver.KeyEnter: glfw.KeyEnter,
driver.KeyEqual: glfw.KeyEqual,
driver.KeyEscape: glfw.KeyEscape,
driver.KeyF1: glfw.KeyF1,
driver.KeyF2: glfw.KeyF2,
driver.KeyF3: glfw.KeyF3,
driver.KeyF4: glfw.KeyF4,
driver.KeyF5: glfw.KeyF5,
driver.KeyF6: glfw.KeyF6,
driver.KeyF7: glfw.KeyF7,
driver.KeyF8: glfw.KeyF8,
driver.KeyF9: glfw.KeyF9,
driver.KeyF10: glfw.KeyF10,
driver.KeyF11: glfw.KeyF11,
driver.KeyF12: glfw.KeyF12,
driver.KeyGraveAccent: glfw.KeyGraveAccent,
driver.KeyHome: glfw.KeyHome,
driver.KeyInsert: glfw.KeyInsert,
driver.KeyKP0: glfw.KeyKP0,
driver.KeyKP1: glfw.KeyKP1,
driver.KeyKP2: glfw.KeyKP2,
driver.KeyKP3: glfw.KeyKP3,
driver.KeyKP4: glfw.KeyKP4,
driver.KeyKP5: glfw.KeyKP5,
driver.KeyKP6: glfw.KeyKP6,
driver.KeyKP7: glfw.KeyKP7,
driver.KeyKP8: glfw.KeyKP8,
driver.KeyKP9: glfw.KeyKP9,
driver.KeyKPAdd: glfw.KeyKPAdd,
driver.KeyKPDecimal: glfw.KeyKPDecimal,
driver.KeyKPDivide: glfw.KeyKPDivide,
driver.KeyKPEnter: glfw.KeyKPEnter,
driver.KeyKPEqual: glfw.KeyKPEqual,
driver.KeyKPMultiply: glfw.KeyKPMultiply,
driver.KeyKPSubtract: glfw.KeyKPSubtract,
driver.KeyLeft: glfw.KeyLeft,
driver.KeyLeftAlt: glfw.KeyLeftAlt,
driver.KeyLeftBracket: glfw.KeyLeftBracket,
driver.KeyLeftControl: glfw.KeyLeftControl,
driver.KeyLeftShift: glfw.KeyLeftShift,
driver.KeyMenu: glfw.KeyMenu,
driver.KeyMinus: glfw.KeyMinus,
driver.KeyNumLock: glfw.KeyNumLock,
driver.KeyPageDown: glfw.KeyPageDown,
driver.KeyPageUp: glfw.KeyPageUp,
driver.KeyPause: glfw.KeyPause,
driver.KeyPeriod: glfw.KeyPeriod,
driver.KeyPrintScreen: glfw.KeyPrintScreen,
driver.KeyRight: glfw.KeyRight,
driver.KeyRightAlt: glfw.KeyRightAlt,
driver.KeyRightBracket: glfw.KeyRightBracket,
driver.KeyRightControl: glfw.KeyRightControl,
driver.KeyRightShift: glfw.KeyRightShift,
driver.KeyScrollLock: glfw.KeyScrollLock,
driver.KeySemicolon: glfw.KeySemicolon,
driver.KeySlash: glfw.KeySlash,
driver.KeySpace: glfw.KeySpace,
driver.KeyTab: glfw.KeyTab,
driver.KeyUp: glfw.KeyUp,
}