From 804d4971e236a0e75a51358f3d9c43313d140e5f Mon Sep 17 00:00:00 2001
From: UbitUmarov
Date: Sun, 28 Aug 2016 03:51:20 +0100
Subject: my broken version of vehicle mouse steer on ubOde (no bank,needs
 better damp)

---
 OpenSim/Region/PhysicsModules/ubOde/ODEDynamics.cs | 142 +++++++++++++++------
 1 file changed, 103 insertions(+), 39 deletions(-)

(limited to 'OpenSim/Region/PhysicsModules/ubOde')

diff --git a/OpenSim/Region/PhysicsModules/ubOde/ODEDynamics.cs b/OpenSim/Region/PhysicsModules/ubOde/ODEDynamics.cs
index d8a2272..456d9e9 100644
--- a/OpenSim/Region/PhysicsModules/ubOde/ODEDynamics.cs
+++ b/OpenSim/Region/PhysicsModules/ubOde/ODEDynamics.cs
@@ -648,6 +648,10 @@ namespace OpenSim.Region.PhysicsModule.ubOde
                     break;
 
             }
+            // disable mouse steering
+            m_flags &= ~(VehicleFlag.MOUSELOOK_STEER |
+                         VehicleFlag.MOUSELOOK_BANK  |
+                         VehicleFlag.CAMERA_DECOUPLED);
 
             m_lmDecay = (1.0f - 1.0f / m_linearMotorDecayTimescale);
             m_amDecay = 1.0f - 1.0f / m_angularMotorDecayTimescale;
@@ -794,6 +798,16 @@ namespace OpenSim.Region.PhysicsModule.ubOde
 
             float ldampZ = 0;
             
+            bool mousemode = false;
+            if((m_flags & (VehicleFlag.MOUSELOOK_STEER |VehicleFlag.MOUSELOOK_BANK)) != 0 )
+                    mousemode = true;
+
+            float bankingEfficiency;
+            if(mousemode)
+                bankingEfficiency = 0;
+            else
+                bankingEfficiency = m_bankingEfficiency;
+
             // linear motor
             if (m_lmEfect > 0.01 && m_linearMotorTimescale < 1000)
             {
@@ -967,7 +981,7 @@ namespace OpenSim.Region.PhysicsModule.ubOde
                     torque.Y += effpitch * ftmp;
                 }
 
-                if (m_bankingEfficiency != 0 && Math.Abs(effroll) > 0.01)
+                if (bankingEfficiency != 0 && Math.Abs(effroll) > 0.01)
                 {
 
                     float broll = effroll;
@@ -1018,58 +1032,108 @@ namespace OpenSim.Region.PhysicsModule.ubOde
                 m_amdampZ = 1 / m_angularFrictionTimescale.Z;
             }
 
-            // angular motor
-            if (m_amEfect > 0.01 && m_angularMotorTimescale < 1000)
+            if(mousemode)
             {
-                tmpV = m_angularMotorDirection - curLocalAngVel; // velocity error
-                tmpV *= m_amEfect / m_angularMotorTimescale; // error to correct in this timestep
-                torque.X += tmpV.X * m_ampwr;
-                torque.Y += tmpV.Y * m_ampwr;
-                torque.Z += tmpV.Z;
+                CameraData cam = rootPrim.TryGetCameraData();
+                if(cam.Valid && cam.MouseLook)
+                {
+                    Vector3 dirv = cam.CameraAtAxis * irotq;
 
-                m_amEfect *= m_amDecay;
+                    float tmp;
+                    if(Math.Abs(dirv.X) > 0.01f)
+                    {
+                        if (Math.Abs(dirv.Z) > 0.01)
+                        {
+                            tmp = -(float)Math.Atan2(dirv.Z, dirv.X) * m_angularMotorDirection.Y;
+                            if(tmp < -4f)
+                                tmp = -4f;
+                            else if(tmp > 4f)
+                                tmp = 4f;
+                            torque.Y += (tmp - curLocalAngVel.Y) / m_angularMotorTimescale;
+                        }
+
+                        if (Math.Abs(dirv.Y) > 0.01)
+                        {
+                            tmp = (float)Math.Atan2(dirv.Y, dirv.X) * m_angularMotorDirection.Z;
+                            if(tmp < -4f)
+                                tmp = -4f;
+                            else if(tmp > 4f)
+                                tmp = 4f;
+                            torque.Z += (tmp - curLocalAngVel.Z) / m_angularMotorTimescale;
+                        }
+                    }
+                                // angular friction
+                    if (curLocalAngVel.X != 0 || curLocalAngVel.Y != 0 || curLocalAngVel.Z != 0)
+                    {
+                        torque.X -= curLocalAngVel.X * m_amdampX;
+                        torque.Y -= curLocalAngVel.Y * m_amdampY;
+                        torque.Z -= curLocalAngVel.Z * m_amdampZ;
+                    }
+                }
+                else
+                {
+                    if (curLocalAngVel.X != 0 || curLocalAngVel.Y != 0 || curLocalAngVel.Z != 0)
+                    {
+                        torque.X -= curLocalAngVel.X * 10f;
+                        torque.Y -= curLocalAngVel.Y * 10f;
+                        torque.Z -= curLocalAngVel.Z * 10f;
+                    }
+                }
             }
             else
-                m_amEfect = 0;
-
-            // angular deflection
-            if (m_angularDeflectionEfficiency > 0)
             {
-                Vector3 dirv;
-                
-                if (curLocalVel.X > 0.01f)
-                    dirv = curLocalVel;
-                else if (curLocalVel.X < -0.01f)
-                    // use oposite 
-                    dirv = -curLocalVel;
-                else
+                // angular motor
+                if (m_amEfect > 0.01 && m_angularMotorTimescale < 1000)
                 {
-                    // make it fall into small positive x case
-                    dirv.X = 0.01f;
-                    dirv.Y = curLocalVel.Y;
-                    dirv.Z = curLocalVel.Z;
-                }
+                    tmpV = m_angularMotorDirection - curLocalAngVel; // velocity error
+                    tmpV *= m_amEfect / m_angularMotorTimescale; // error to correct in this timestep
+                    torque.X += tmpV.X * m_ampwr;
+                    torque.Y += tmpV.Y * m_ampwr;
+                    torque.Z += tmpV.Z;
 
-                float ftmp = m_angularDeflectionEfficiency / m_angularDeflectionTimescale;
+                    m_amEfect *= m_amDecay;
+                }
+                else
+                    m_amEfect = 0;
 
-                if (Math.Abs(dirv.Z) > 0.01)
+                // angular deflection
+                if (m_angularDeflectionEfficiency > 0)
                 {
-                    torque.Y += - (float)Math.Atan2(dirv.Z, dirv.X) * ftmp;
+                    Vector3 dirv;
+                
+                    if (curLocalVel.X > 0.01f)
+                        dirv = curLocalVel;
+                    else if (curLocalVel.X < -0.01f)
+                        // use oposite 
+                        dirv = -curLocalVel;
+                    else
+                    {
+                        // make it fall into small positive x case
+                        dirv.X = 0.01f;
+                        dirv.Y = curLocalVel.Y;
+                        dirv.Z = curLocalVel.Z;
+                    }
+
+                    float ftmp = m_angularDeflectionEfficiency / m_angularDeflectionTimescale;
+
+                    if (Math.Abs(dirv.Z) > 0.01)
+                    {
+                        torque.Y += - (float)Math.Atan2(dirv.Z, dirv.X) * ftmp;
+                    }
+
+                    if (Math.Abs(dirv.Y) > 0.01)
+                    {
+                        torque.Z += (float)Math.Atan2(dirv.Y, dirv.X) * ftmp;
+                    }
                 }
 
-                if (Math.Abs(dirv.Y) > 0.01)
+                if (curLocalAngVel.X != 0 || curLocalAngVel.Y != 0 || curLocalAngVel.Z != 0)
                 {
-                    torque.Z += (float)Math.Atan2(dirv.Y, dirv.X) * ftmp;
+                    torque.X -= curLocalAngVel.X * m_amdampX;
+                    torque.Y -= curLocalAngVel.Y * m_amdampY;
+                    torque.Z -= curLocalAngVel.Z * m_amdampZ;
                 }
             }
-
-            // angular friction
-            if (curLocalAngVel.X != 0 || curLocalAngVel.Y != 0 || curLocalAngVel.Z != 0)
-            {
-                torque.X -= curLocalAngVel.X * m_amdampX;
-                torque.Y -= curLocalAngVel.Y * m_amdampY;
-                torque.Z -= curLocalAngVel.Z * m_amdampZ;
-            }
           
             force *= dmass.mass;
 
-- 
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