au3Irr2 Function Reference
_IrrAddBillBoardByAxisToGroupAdds a billboard to a billboard group that is fixed to a particular axis.
#Include <au3Irrlicht2.au3>
_IrrAddBillBoardByAxisToGroup($h_BillboardGroup, $f_XSize, $f_YSize, $f_XPos, $f_YPos, $f_ZPos, $f_Roll, $u_Alpha, $u_Red , $u_Green, $u_Blue, $f_XAxis, $f_YAxis, $f_ZAxis)
Parameters
| $h_BillboardGroup | Handle to the Billboard Group as returned by _IrrAddBillBoardGroupToScene |
| $f_XSize | Width of the billboard |
| $f_YSize | Height of the billboard |
| $f_XPos | X position of the billboard |
| $f_YPos | Y position of the billboard |
| $f_ZPos | Z position of the billboard |
| $f_Roll | Specifies the number of degrees that the billboard is spun around its center |
| $u_Alpha | Alpha color used for the billboard 0 - 255 |
| $u_Red | Red color used for the billboard 0 - 255 |
| $u_Green | Green color used for the billboard 0 - 255 |
| $u_Blue | Blue color used for the billboard 0 - 255 |
| $f_XAxis | X direction around which the billboard is spun to face the camera. |
| $f_YAxis | Y direction around which the billboard is spun to face the camera. |
| $f_ZAxis | Z direction around which the billboard is spun to face the camera |
Return Value
Success: Handle to the billbord scene node address in the billbord groupFailure: False and @error 1
Remarks
These billboards are particularly useful for things like grass.There are a number of properties that are used to specify the billboard.
Related
_IrrAddBillBoardGroupToScene, _IrrRemoveBillBoardFromGroup, _IrrGetBillBoardGroupCount, _IrrBillBoardForceUpdate
Example
#include "au3Irrlicht2.au3"
Global $hBillboardGroup
Global $hBillboardTexture
Global $aBillboard[6]
Global $hCamera
_IrrStart()
$hBillboardGroup = _IrrAddBillBoardGroupToScene()
For $i = 1 To 5
$aBillboard[$i] = _IrrAddBillBoardByAxisToGroup($hBillboardGroup, 150, 100, -450 + ($i * 150), 0, 400, 0, 255, 255, 255, 255, 0, 1, 0)
Next
$hBillboardTexture = _IrrGetTexture("./media/au3irr2_logo.jpg")
_IrrSetNodeMaterialTexture($hBillboardGroup, $hBillboardTexture, 0)
_IrrSetNodeMaterialFlag($hBillboardGroup, $IRR_EMF_LIGHTING, $IRR_OFF)
$hCamera = _IrrAddFPSCamera($IRR_NO_OBJECT, 100.0, 0.1)
_IrrSetCameraClipDistance($hCamera, 128000)
_IrrHideMouse()
While _IrrRunning() And Sleep(10)
_IrrBeginScene(0, 0, 255)
_IrrDrawScene()
_IrrEndScene()
WEnd