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_MULbitmap
Perform a MUL operation for each pixel of a bitmap.

ObjBitmap _MULbitmap (
ObjBitmap _bitmap_
I _dx_
I _dy_
I _width_
I _height_
F _red_factor_
F _green_factor_
F _blue_factor_
I _color_
)
Parameters

_bitmap_
any bitmap
_dx_
x destination coordinate
_dy_
y destination coordinate
_width_
width
_height_
height
_red_factor_
red coefficient
_green_factor_
green coefficient
_blue_factor_
blue coefficient
_color_
transparency color (24 bits)
Return value

same bitmap