Files
BlitzNext/_release/samples/RobCummings/Bumpy/bumpyfun.bb
T
2014-02-26 16:09:18 +13:00

47 lines
914 B
BlitzBasic

; simple bumpmapping effect demo in blitz3d
; works on all graphics cards!
;
; by Rob Cummings (bloodlocust@blueyonder.co.uk)
Global camera,plane,mx,my,c,b,s,l
HidePointer
AppTitle "Blitz3D Bump"
Graphics3D 640,480,16,2
camera=CreateCamera()
plane=CreateSprite(camera)
MoveEntity plane,0,0,2
ScaleEntity plane,500,500,500
EntityFX plane,1 ;fullbright
c=LoadTexture("c.jpg",3)
b=LoadTexture("b.jpg",3)
s=LoadTexture("s.jpg",3)
l=LoadTexture("glow.bmp",48)
While Not KeyHit(1)
mx=MouseX()-320
my=MouseY()-240
UpdateBump()
UpdateWorld
RenderWorld
Text 0,0,"Move mouse to see bump effect!"
Flip
Wend
End
Function UpdateBump()
offset#=0.00006
TextureBlend l,3
EntityTexture plane,c,0,0
EntityTexture plane,s,0,1
EntityTexture plane,b,0,2
EntityTexture plane,l,0,3
PositionTexture b,-mx*offset,-my*offset
PositionTexture s,mx*offset,my*offset
PositionTexture l,mx*0.002,my*0.002
End Function