bug 3D + Sprite
Posted: Fri Jun 06, 2025 9:57 am
on 1st texture creation it's ok, but if you recreate it, the alpha component of the mipmaps is altered
I hope it's reproducible, can you confirm?
to test, press space
if you remove the displaysprite, it doesn't bug.
I hope it's reproducible, can you confirm?
to test, press space
if you remove the displaysprite, it doesn't bug.
Code: Select all
InitEngine3D()
InitSprite()
InitKeyboard()
InitMouse()
ExamineDesktops():dx=DesktopWidth(0)*0.8:dy=DesktopHeight(0)*0.8
OpenWindow(0, 0,0, DesktopUnscaledX(dx),DesktopUnscaledY(dy), "3D + Sprite -> bug alpha mipmap - [espace] [Esc] quit",#PB_Window_ScreenCentered)
OpenWindowedScreen(WindowID(0), 0, 0, dx, dy, 0, 0, 0)
AmbientColor($111111*7)
CreateCamera(0, 0, 0, 100, 100)
MoveCamera(0, 0, 50, 200, #PB_Absolute)
CameraLookAt(0,0,0,0)
CameraBackColor(0,$884488)
CreateLight(0,$ffffff,0,1000,-4000)
CreateSprite(0,256,256,#PB_Sprite_AlphaBlending)
Procedure initmat()
l=512
CreateTexture(0, l, l)
StartDrawing(TextureOutput(0))
DrawingMode(#PB_2DDrawing_AllChannels)
For i=0 To 255:Box(i,i,l-2*i,l-2*i,RGBA(255,255,255,i)):Next
StopDrawing()
CreateMaterial(0,TextureID(0))
MaterialBlendingMode(0,#PB_Material_AlphaBlend)
CreatePlane(0,1000,1000,10,10,10,10)
CreateEntity(0,MeshID(0),MaterialID(0),0,00,0)
MaterialCullingMode(0,#PB_Material_NoCulling)
EndProcedure
initmat()
Define.f KeyX, KeyY, MouseX, MouseY
Repeat
While WindowEvent():Wend
ExamineMouse()
MouseX = -MouseDeltaX() * 0.05
MouseY = -MouseDeltaY() * 0.05
ExamineKeyboard()
KeyX = (KeyboardPushed(#PB_Key_Right)-KeyboardPushed(#PB_Key_Left))
Keyy = (KeyboardPushed(#PB_Key_Down)-KeyboardPushed(#PB_Key_Up)-MouseWheel()*20)
If KeyboardReleased(#PB_Key_Space):initmat():EndIf
RotateCamera(0, MouseY, MouseX, 0, #PB_Relative)
MoveCamera (0, KeyX, 0, KeyY)
RenderWorld()
DisplaySprite(0,8,8)
FlipBuffers()
Until KeyboardPushed(#PB_Key_Escape) Or Quit = 1 Or MouseButton(3)