From 90c0a93a5e93f2dcbac9ff892ed6e4635427d2a0 Mon Sep 17 00:00:00 2001
From: steven <stevenji@laseroptek.com>
Date: Tue, 3 Mar 2026 22:31:33 +0900
Subject: [PATCH] =?UTF-8?q?=EB=B6=80=ED=8C=85=20=EC=8B=9C=20=EA=B0=80?=
 =?UTF-8?q?=EC=9D=B4=EB=93=9C=EB=B9=94=20=ED=8C=A8=ED=82=B7=20=EB=A7=9E?=
 =?UTF-8?q?=EB=8F=84=EB=A1=9D=20=EC=88=98=EC=A0=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../raman/ui/screens/main/MainViewModel.kt         | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/com/laseroptek/raman/ui/screens/main/MainViewModel.kt b/app/src/main/java/com/laseroptek/raman/ui/screens/main/MainViewModel.kt
index b5a5063..7a81810 100644
--- a/app/src/main/java/com/laseroptek/raman/ui/screens/main/MainViewModel.kt
+++ b/app/src/main/java/com/laseroptek/raman/ui/screens/main/MainViewModel.kt
@@ -825,7 +825,7 @@ class MainViewModel @Inject constructor(
         txPacket(READ_WRITE.WRITE, CMD.Q_SWITCH, qSwitch.value)
 
         // tx Guide Beam Write
-        txPacket(READ_WRITE.WRITE, CMD.GUIDE_BEAM, GuideBeam(value = guideBeam.value.toInt()))
+        txPacket(READ_WRITE.WRITE, CMD.GUIDE_BEAM, GuideBeam(value = getGuideBeamTxValue()))
 
         // tx DCD_GAS Write (DEFAULT VALUE)
         txPacket(READ_WRITE.WRITE, CMD.DCD_GAS, dcdGas.value.copy(status = 0x50))
@@ -834,6 +834,18 @@ class MainViewModel @Inject constructor(
         txPacket(READ_WRITE.WRITE, CMD.SPRAY_DCD, sprayDcd.value)
     }
 
+    // Guide Beam step mapping (0~10)
+    // 0 -> fixed 0
+    // 1~10 -> min~max range in 10 steps (10 -> max)
+    private fun getGuideBeamTxValue(): Int {
+        val step = guideBeam.value.toInt().coerceIn(0, 10)
+        return if (step == 0) {
+            0
+        } else {
+            guideBeamMin.value + ((step - 1) * (guideBeamMax.value - guideBeamMin.value) / 9)
+        }
+    }
+
     // Example: Emitting an event after a delay
     fun txPacketLoop() {
         viewModelScope.launch {