Call of duty 4 modern warfare

Salut,

j'ai acheté call of duty modern warfare 4,je l'ai installé mais quand je mets jouer campagne solo il me met ----- Initializing Renderer ----
----- Client Initialization Complete -----
Attempting 44 kHz 16 bit [Windows default] sound
----- R_Init -----
Getting Direct3D 9 interface...
Pixel shader version is 2.0
Vertex shader version is 0.0
Video card or driver doesn't accelerate transform and lighting.
Video card or driver doesn't support UBYTE4N vertex data.

Error during initialization:
Video card or driver doesn't support UBYTE4N vertex data.
S.V.P.aidez-moi j'ai trop envie d'y jouer merci!!