From 4aacbb960fe6258577af0f89633af81bbdee4714 Mon Sep 17 00:00:00 2001
From: Laid3acK <bal2.chris@orange.fr>
Date: Thu, 22 Jun 2023 09:35:44 +0200
Subject: [PATCH] Ballistics - Improve B_127x108_Ball values (#9192)

* 127x108_compat_ace3

* 127x108_compat_ace3

* 127x108_compat_ace3
---
 addons/atragmx/functions/fnc_initGunList.sqf |  2 +-
 addons/ballistics/CfgAmmo.hpp                | 24 ++++++++++----------
 addons/ballistics/CfgWeapons.hpp             |  2 +-
 3 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/addons/atragmx/functions/fnc_initGunList.sqf b/addons/atragmx/functions/fnc_initGunList.sqf
index faf655c595..71e54ef0b0 100644
--- a/addons/atragmx/functions/fnc_initGunList.sqf
+++ b/addons/atragmx/functions/fnc_initGunList.sqf
@@ -32,7 +32,7 @@ if ((profileNamespace getVariable ["ACE_ATragMX_profileNamespaceVersion", 0]) ==
 if (_resetGunList) then {
     WARNING("Reseting Profile Gunlist");
     // Profile Name, Muzzle Velocity, Zero Range, Scope Base Angle, AirFriction, Bore Height, Scope Unit, Scope Click Unit, Scope Click Number, Maximum Elevation, Dialed Elevation, Dialed Windage, Mass, Bullet Diameter, Rifle Twist, BC, Drag Model, Atmosphere Model, Muzzle Velocity vs. Temperature Interpolation, C1 Ballistic Coefficient vs. Distance Interpolation, Persistent
-    GVAR(gunList) =  [["12.7x108mm"        ,  812, 100, 0.0958029, -0.00063800, 8.89, 0, 2, 10, 120, 0, 0, 48.28, 12.7, 38.10, 0.630, 1, "ASM" , [[-15,793],[0,800],[10,807],[15,812],[25,826],[30,835],[35,846]]       , [[0,0],[0,0],[0,0],[0,0],[0,0],[0,0],[0,0]], true],
+    GVAR(gunList) =  [["12.7x108mm"        ,  820, 100, 0.0946366, -0.00065098, 8.89, 0, 2, 10, 120, 0, 0, 48.28, 12.7, 38.10, 0.630, 1, "ASM" , [[-15,801],[0,808],[10,815],[15,820],[25,834],[30,843],[35,854]]       , [[0,0],[0,0],[0,0],[0,0],[0,0],[0,0],[0,0]], true],
 
                       ["12.7x99mm AMAX"    ,  852, 100, 0.0907214, -0.00037397, 8.89, 0, 2, 10, 120, 0, 0, 48.60, 12.7, 38.10, 1.050, 1, "ASM" , [[-15,833],[0,840],[10,847],[15,852],[25,866],[30,875],[35,886]]       , [[0,0],[0,0],[0,0],[0,0],[0,0],[0,0],[0,0]], true],
                       ["12.7x99mm"         ,  892, 100, 0.0879633, -0.00058679, 8.89, 0, 2, 10, 120, 0, 0, 41.92, 12.7, 38.10, 0.670, 1, "ASM" , [[-15,873],[0,880],[10,887],[15,892],[25,906],[30,915],[35,926]]       , [[0,0],[0,0],[0,0],[0,0],[0,0],[0,0],[0,0]], true],
diff --git a/addons/ballistics/CfgAmmo.hpp b/addons/ballistics/CfgAmmo.hpp
index 55354f088e..bc07c6b1d4 100644
--- a/addons/ballistics/CfgAmmo.hpp
+++ b/addons/ballistics/CfgAmmo.hpp
@@ -695,19 +695,19 @@ class CfgAmmo {
         ACE_barrelLengths[]={736.6};
     };
     class B_127x108_Ball: BulletBase {
-        timeToLive=10;
-        airFriction=-0.00065098;
+        timeToLive = 10;
+        airFriction = -0.00065098;
         tracerScale = 1.3; //1.5;
-        ACE_caliber=12.979;
-        ACE_bulletLength=64.008;
-        ACE_bulletMass=48.276;
-        ACE_ammoTempMuzzleVelocityShifts[]={-26.55, -25.47, -22.85, -20.12, -16.98, -12.80, -7.64, -1.53, 5.96, 15.17, 26.19};
-        ACE_ballisticCoefficients[]={0.63};
-        ACE_velocityBoundaries[]={};
-        ACE_standardAtmosphere="ASM";
-        ACE_dragModel=1;
-        ACE_muzzleVelocities[]={820};
-        ACE_barrelLengths[]={728.98};
+        ACE_caliber = 12.979;
+        ACE_bulletLength = 64.008;
+        ACE_bulletMass = 48.276;
+        ACE_ammoTempMuzzleVelocityShifts[] = {-26.55, -25.47, -22.85, -20.12, -16.98, -12.80, -7.64, -1.53, 5.96, 15.17, 26.19}; // Muzzle Velocity shift 0 at 70°F (21°C), -8m/s at 15°C
+        ACE_ballisticCoefficients[] = {0.63};
+        ACE_velocityBoundaries[] = {};
+        ACE_standardAtmosphere = "ASM";
+        ACE_dragModel = 1;
+        ACE_muzzleVelocities[] = {828}; // muzzle velocity 828 m/s at 21°C (70°F: Temp vs MV chart zero), 820 m/s at 15°C (ASM: 15°C, 999,916 hPa, 78%) according to 5Rnd_127x108_Mag initSpeed
+        ACE_barrelLengths[] = {730}; // GM6 Lynx barrel length https://gm6lynx.com/
     };
     class B_127x108_APDS: B_127x108_Ball {
         typicalSpeed = 820;
diff --git a/addons/ballistics/CfgWeapons.hpp b/addons/ballistics/CfgWeapons.hpp
index 4f23852f2a..024b6a6343 100644
--- a/addons/ballistics/CfgWeapons.hpp
+++ b/addons/ballistics/CfgWeapons.hpp
@@ -9,7 +9,7 @@ class CfgWeapons {
     // GM6 Lynx
     class GM6_base_F: Rifle_Long_Base_F {};
     class srifle_GM6_F: GM6_base_F {
-        ACE_barrelLength = 730;
+        ACE_barrelLength = 730; // GM6 Lynx barrel length https://gm6lynx.com/
         ACE_barrelTwist = 381.0;
         initSpeed = -1.0;
         magazineWell[] += {