diff --git a/audio/audiorenderer.cpp b/audio/audiorenderer.cpp
index 0cd4b4e4..821a0161 100644
--- a/audio/audiorenderer.cpp
+++ b/audio/audiorenderer.cpp
@@ -378,7 +378,7 @@ openal_renderer::update( double const Deltatime ) {
     // orientation
     glm::dmat4 cameramatrix;
     Global.pCamera.SetMatrix( cameramatrix );
-    auto cameraposition = Global.pCamera.Pos + (Global.viewport_move * glm::mat3(cameramatrix));
+    auto cameraposition = Global.pCamera.Pos + glm::dvec3((Global.viewport_move * glm::mat3(cameramatrix)));
     cameramatrix = glm::dmat4(glm::inverse(Global.viewport_rotate)) * cameramatrix;
     auto rotationmatrix { glm::mat3{ cameramatrix } };
     glm::vec3 const orientation[] = {
diff --git a/rendering/openglrenderer.cpp b/rendering/openglrenderer.cpp
index 386a725e..0f0b9bbf 100644
--- a/rendering/openglrenderer.cpp
+++ b/rendering/openglrenderer.cpp
@@ -2277,7 +2277,7 @@ opengl_renderer::Render( scene::shape_node const &Shape, bool const Ignorerange
             case rendermode::shadows:
             case rendermode::cabshadows: {
                 // 'camera' for the light pass is the light source, but we need to draw what the 'real' camera sees
-                distancesquared = Math3D::SquareMagnitude( ( data.area.center - Global.pCamera.Pos ) / Global.ZoomFactor ) / Global.fDistanceFactor;
+                distancesquared = Math3D::SquareMagnitude( ( data.area.center - Global.pCamera.Pos ) / (double)Global.ZoomFactor ) / Global.fDistanceFactor;
                 break;
             }
             case rendermode::reflections: {
@@ -3505,7 +3505,7 @@ opengl_renderer::Render_Alpha( TAnimModel *Instance ) {
     switch( m_renderpass.draw_mode ) {
         case rendermode::shadows: {
             // 'camera' for the light pass is the light source, but we need to draw what the 'real' camera sees
-            distancesquared = Math3D::SquareMagnitude( ( Instance->location() - Global.pCamera.Pos ) / Global.ZoomFactor ) / Global.fDistanceFactor;
+            distancesquared = Math3D::SquareMagnitude( ( Instance->location() - Global.pCamera.Pos ) / (double)Global.ZoomFactor ) / Global.fDistanceFactor;
             break;
         }
         default: {
diff --git a/utilities/dumb3d.cpp b/utilities/dumb3d.cpp
index 7eb28abc..14dd9e17 100644
--- a/utilities/dumb3d.cpp
+++ b/utilities/dumb3d.cpp
@@ -26,6 +26,15 @@ void vector3::RotateY(double angle)
     x = (cos(angle) * x + z * sin(angle));
     z = (z * cos(angle) - sin(angle) * tx);
 };
+
+glm::vec3 RotateY(glm::vec3 v, float angle)
+{
+	float s = sin(angle);
+	float c = cos(angle);
+
+	return glm::vec3(c * v.x + s * v.z, v.y, c * v.z - s * v.x);
+}
+
 void vector3::RotateZ(double angle)
 {
     double ty = y;
diff --git a/utilities/dumb3d.h b/utilities/dumb3d.h
index b2621b50..30560a4f 100644
--- a/utilities/dumb3d.h
+++ b/utilities/dumb3d.h
@@ -14,6 +14,8 @@ http://mozilla.org/MPL/2.0/.
 namespace Math3D
 {
 
+    glm::vec3 RotateY(glm::vec3 v, float angle);
+
 // Define this to have Math3D.cp generate a main which tests these classes
 //#define TEST_MATH3D
 
diff --git a/vehicle/Camera.cpp b/vehicle/Camera.cpp
index cff526d3..248827bf 100644
--- a/vehicle/Camera.cpp
+++ b/vehicle/Camera.cpp
@@ -20,7 +20,8 @@ http://mozilla.org/MPL/2.0/.
 
 //---------------------------------------------------------------------------
 
-void TCamera::Init( Math3D::vector3 const &NPos, Math3D::vector3 const &NAngle/*, TCameraType const NType*/, TDynamicObject *Owner ) {
+void TCamera::Init(glm::vec3 const &NPos, glm::vec3 const &NAngle /*, TCameraType const NType*/, TDynamicObject *Owner)
+{
 
     vUp = { 0, 1, 0 };
     Velocity = { 0, 0, 0 };
@@ -170,7 +171,7 @@ void TCamera::Update()
      || ( true == DebugCameraFlag ) ) {
         // free movement position update
         auto movement { Velocity };
-        movement.RotateY( Angle.y );
+		movement = Math3D::RotateY(movement, Angle.y);
         Pos += movement * 5.0 * deltatime;
     }
     else {
@@ -193,7 +194,7 @@ void TCamera::Update()
             movement.y = -movement.y;
         }
 */
-        movement.RotateY( Angle.y );
+		movement = Math3D::RotateY(movement, Angle.y);
 
         m_owneroffset += movement * deltatime;
     }
@@ -221,7 +222,7 @@ bool TCamera::SetMatrix( glm::dmat4 &Matrix ) {
 
 void TCamera::RaLook()
 { // zmiana kierunku patrzenia - przelicza Yaw
-    Math3D::vector3 where = LookAt - Pos /*+ Math3D::vector3(0, 3, 0)*/; // trochę w górę od szyn
+    Math3D::vector3 where = glm::dvec3(LookAt )- Pos /*+ Math3D::vector3(0, 3, 0)*/; // trochę w górę od szyn
     if( ( where.x != 0.0 ) || ( where.z != 0.0 ) ) {
         Angle.y = atan2( -where.x, -where.z ); // kąt horyzontalny
         m_rotationoffsets.y = 0.0;
diff --git a/vehicle/Camera.h b/vehicle/Camera.h
index ee5a259c..f0c72f92 100644
--- a/vehicle/Camera.h
+++ b/vehicle/Camera.h
@@ -9,7 +9,6 @@ http://mozilla.org/MPL/2.0/.
 
 #pragma once
 
-#include "utilities/dumb3d.h"
 #include "input/command.h"
 #include "vehicle/DynObj.h"
 
@@ -18,7 +17,7 @@ http://mozilla.org/MPL/2.0/.
 class TCamera {
 
   public: // McZapkie: potrzebuje do kiwania na boki
-    void Init( Math3D::vector3 const &Location, Math3D::vector3 const &Angle, TDynamicObject *Owner );
+	void Init(glm::vec3 const &Location, glm::vec3 const &Angle, TDynamicObject *Owner);
     void Reset();
     void OnCursorMove(double const x, double const y);
     bool OnCommand( command_data const &Command );
@@ -26,14 +25,14 @@ class TCamera {
     bool SetMatrix(glm::dmat4 &Matrix);
     void RaLook();
 
-    Math3D::vector3 Angle; // pitch, yaw, roll
-    Math3D::vector3 Pos; // współrzędne obserwatora
-    Math3D::vector3 LookAt; // współrzędne punktu, na który ma patrzeć
-    Math3D::vector3 vUp;
-    Math3D::vector3 Velocity;
+    glm::dvec3 Angle; // pitch, yaw, roll
+	glm::dvec3 Pos; // współrzędne obserwatora
+	glm::vec3 LookAt; // współrzędne punktu, na który ma patrzeć
+	glm::vec3 vUp;
+	glm::dvec3 Velocity;
 
     TDynamicObject *m_owner { nullptr }; // TODO: change to const when shake calculations are part of vehicles update
-    Math3D::vector3 m_owneroffset {};
+	glm::vec3 m_owneroffset{};
 
 private:
     glm::dvec3 m_moverate;