Winjer disse:
Já ouviste falar em aceleração 2D. Já reparaste que antes d instalar as drivers da grafica a GUI do windows tambem s arrasta.
Já pensaste que com este desktop o GPU nunca fica em Idle. Isto vai esforçar mais a placa e pode exigir melhores coolers.
O desktop não deve ficar mais rápido. Para isso deviam diminuir o tamanho do kernell, meter só o essencial.
Não se podem usar os pixel shaders em modo 2D, isto são janelas 3D.
Se tiver o mesmo método que existe já no meu Longhorn 4074, basta correr um certo programa na linha de comandos e fazer alt+enter para começar a magia. A princípio tb parecem 2D, com as sombras e tudo, mas depois é que vem o resto.
Quote da Wikipedia:
"Graphics hardware requirements
Longhorn's graphics requirements are defined in relation to the different desktop experiences.
-Aero Glass-
This graphics mode adds support for 3D graphics, animation and visual special effects in addition to the features offered by Aero Express.
Intended for mainstream and high-end graphics cards.
At least 64 MB of graphics memory, 128 MB recommended, or 256 MB for 1600x1200+.
At least 32 bits per pixel.
3D hardware acceleration with capabilities equal to DirectX 9.
A memory bandwidth of 2 GB / second.
Capable of drawing ~1.5M triangles / second, one window being ~150 triangles.
A graphics card that uses AGP 4X or PCI Express 8-lane bus.
Although this may appear extensive by standards of mid-2004, it is likely that such a configuration will be entry-level or lower by Longhorn's release in 2006.
-Aero Diamond-
A graphics mode customized for the Longhorn Media Center Edition, and will not be made available in the other editions.
-Aero Express-
The lesser Aero visual experience offering only the basic visual improvements introduced by Longhorn, such as composition based DPI scaling.
Intended for mainstream or lower-end graphics cards.
Uses the Avalon Desktop Composition window manager.
A Longhorn Driver Display Model (LDDM) driver is a requirement.
-To Go-
The new Longhorn look & feel without any visual special effects, similar to the visual style Luna of Windows XP in that it resembles merely an application skin. As with Luna, no additional hardware requirements compared to the classic Windows interface.
A simple option for consumer upgrades, and mobile / low-cost devices.
No additional requirements compared to the lesser Classic mode.
Fallback mode in case the hardware requirements for Aero aren't met.
-Classic-
The most basic user interface offered by Longhorn, which is also seen in Windows 2000, or Windows XP with its visual style Luna deactivated.
An option for corporate deployments and upgrades.
Requires Windows XP Display Driver Model (XPDM) or LDDM drivers.
No graphics card hardware requirements exceeding those of Windows XP. "
Portanto, o que estarão a ver numa janela não será um overlay de um bitmap ou de um video, mas sim um conjunto de polígonos (neste caso, é o Aero Express).