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Beginners - Simple Mouselook Camera

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Author: Stardog | Viewed: 1227 times | Language: BlitzBasic 3D | Category: Basic Functions

;VIDEO MODE
Graphics3D 800,600
SetBuffer BackBuffer()

;GLOBALS - CAMERA
Global cam_pivot = CreatePivot()
Global cam_pivot2 = CreatePivot(cam_pivot)
Global camera = CreateCamera(cam_pivot2)

;OBJECTS
light=CreateLight()
cube=CreateCube()
PositionEntity cube,0,0,10

;FUNCTIONS
Function MouseLook()
    x_speed# = x_speed * 0.2 + MouseXSpeed() * 0.2
    y_speed# = y_speed * 0.2 + MouseYSpeed() * 0.2
    z_speed# = z_speed * 0.2 + MouseZSpeed() * 0.2

MoveMouse GraphicsWidth()/2,GraphicsHeight()/2
       
    TurnEntity cam_pivot,0,-x_speed,0
    TurnEntity cam_pivot2,y_speed,0,0
End Function
Function MoveKeys()
    If KeyDown(200) ;UP - forward
        MoveEntity cam_pivot,0,0,0.5
    End If
    If KeyDown(208) ;DOWN - backword
        MoveEntity cam_pivot,0,0,-0.5
    End If
    If KeyDown(203) ;LEFT - turnleft
        MoveEntity cam_pivot,-0.5,0,0
    End If
    If KeyDown(205) ;RIGHT - turnright
        MoveEntity cam_pivot,0.5,0,0
    End If
    If KeyDown(30) ;UP
        MoveEntity cam_pivot,0,0.5,0
    End If
    If KeyDown(44) ;DOWN
        MoveEntity cam_pivot,0,-0.5,0
    End If
End Function

;MAIN GAME LOOP
While Not KeyHit(1)

MouseLook()
    MoveKeys()
   
    UpdateWorld
    RenderWorld
   
    Text 1,1,"Program Text"
   
    Flip
Wend

End

Author Comments:

Simple mouse-look camera for beginners.