VOID FLOATOBJ_SubFloat(
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PFLOATOBJ pf, | |
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FLOAT f | |
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); |
FLOATOBJ_SubFloat subtracts the value of type FLOAT from the FLOATOBJ, and returns the result in the FLOATOBJ.
The FLOATOBJ_Xxx services allow graphics drivers to emulate floating point arithmetic. Windows NT does not support kernel-mode floating point operations on some systems.