Imager PIMS Imager

Shading Compiler

RenderMonkey Cg ISL
Vendor ATI NVIDIA SGI
OS Windows Windows/Linux Linux/IRIX

Output Support

DirectX 8.1/9 8-9+ N/A
DirectX Pixel Shader 1.x/2.0 1.x/2.x N/A
DirectX Vertex Shader 1.x/2.0 1.1/2.x N/A
OpenGL futur Yes Yes
ARB_fragment_program N/A 1.0 N/A
ARB_vertex_program N/A 1.0 1.0
NV_vertex_program N/A 1.x/2.0 N/A
NV_fragment_program N/A 1.0 N/A
NV_texture_shader N/A 1.0/2.0/3.0 N/A
NV_register_combiners N/A 1.0/2.0 N/A

Input Support

RenderMan Yes N/A similar
DirectX Yes N/A NA
OpenGL Yes N/A N/A
Maya Yes N/A N/A
EAGL Yes N/A N/A
Quake3 Yes N/A N/A
C N/A Cg N/A

Other features

Multi-pass N/A N/A Yes
LOD N/A N/A Yes