From a99dd304ed8581fdc4789140137231645f1fb89c Mon Sep 17 00:00:00 2001
From: bloeys <bloeys@outlook.com>
Date: Mon, 24 Jul 2023 21:14:09 +0400
Subject: [PATCH] Complete basic imgui integration

---
 engine/engine.go | 21 ++++++++++++++++++---
 main.go          |  5 +++++
 2 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/engine/engine.go b/engine/engine.go
index 204f0bf..6267c81 100755
--- a/engine/engine.go
+++ b/engine/engine.go
@@ -49,10 +49,25 @@ func (w *Window) handleInputs() {
 			imIO.AddMouseWheelDelta(float32(xDelta), float32(yDelta))
 
 		case *sdl.KeyboardEvent:
-			input.HandleKeyboardEvent(e)
 
-			if e.Type == sdl.KEYDOWN || e.Type == sdl.KEYUP {
-				imIO.AddKeyEvent(nmageimgui.SdlScancodeToImGuiKey(e.Keysym.Scancode), e.Type == sdl.KEYDOWN)
+			input.HandleKeyboardEvent(e)
+			imIO.AddKeyEvent(nmageimgui.SdlScancodeToImGuiKey(e.Keysym.Scancode), e.Type == sdl.KEYDOWN)
+
+			// Send modifier key updates to imgui
+			if e.Keysym.Sym == sdl.K_LCTRL || e.Keysym.Sym == sdl.K_RCTRL {
+				imIO.SetKeyCtrl(e.Type == sdl.KEYDOWN)
+			}
+
+			if e.Keysym.Sym == sdl.K_LSHIFT || e.Keysym.Sym == sdl.K_RSHIFT {
+				imIO.SetKeyShift(e.Type == sdl.KEYDOWN)
+			}
+
+			if e.Keysym.Sym == sdl.K_LALT || e.Keysym.Sym == sdl.K_RALT {
+				imIO.SetKeyAlt(e.Type == sdl.KEYDOWN)
+			}
+
+			if e.Keysym.Sym == sdl.K_LGUI || e.Keysym.Sym == sdl.K_RGUI {
+				imIO.SetKeySuper(e.Type == sdl.KEYDOWN)
 			}
 
 		case *sdl.TextInputEvent:
diff --git a/main.go b/main.go
index fccdad2..6ebd8b7 100755
--- a/main.go
+++ b/main.go
@@ -287,6 +287,9 @@ func (g *OurGame) Update() {
 		simpleMat.SetUnifVec3("lightColor1", lightColor1)
 	}
 
+	// an cimgui text box using cimgui
+	newimgui.InputTextWithHint("Test", "", &testString, newimgui.InputTextFlagsAllowTabInput, nil)
+
 	if input.KeyClicked(sdl.K_F4) {
 		fmt.Printf("Pos: %s; Forward: %s; |Forward|: %f\n", cam.Pos.String(), cam.Forward.String(), cam.Forward.Mag())
 	}
@@ -294,6 +297,8 @@ func (g *OurGame) Update() {
 	g.Win.SDLWin.SetTitle(fmt.Sprint("nMage (", timing.GetAvgFPS(), " fps)"))
 }
 
+var testString string
+
 func (g *OurGame) updateCameraLookAround() {
 
 	mouseX, mouseY := input.GetMouseMotion()