from geometry to pixels

Virtual Textures

Partially Resident Textures – AMD_sparse_texture

AMD has just released more infos about the new feature of the Radeon 7xxx GPUs: Partially Resident Textures. PRT is a new way of getting some hardware support for MegaTextures / VirtualTexturing as it is for example implemented in Rage right now and as it is planned (with PRT support) e.g. for Doom 4. The […]


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Megatextures in Rage

The shooter Rage by ID Software implements a technique known as Megatextures or Virtual Textures that basically mimics a MMU to handle textures larger than the graphics cards memory. The implementation scales from consoles to hi-end PCs and allows to use the same assets on all platforms – a huge plus for the artists. They […]