[dsd]

BBDECL void BBCALL xStretchBackBuffer ( Texture * texture,
int x,
int y,
int width,
int height,
int filter
)

Copys data from back buffer to texture using hardware accelerated method.

Parameters:
texture Texture handle
x x coordinate of top left corner of copied rectangle
y y coordinate of top left corner of copied rectangle
width Width of copied rectangle
height Height of copied rectangle
filter Filtering method

Не это?