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VideoCommon: correctly compute whether an indirect texture stage is active.

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This is consistent with the implementation in PixelShaderGen.
This commit is contained in:
magumagu 2014-05-04 22:44:10 -07:00
parent 52c42a2946
commit 2e464800bc
1 changed files with 3 additions and 2 deletions
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5
Source/Core/VideoCommon/BPMemory.h
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@ -321,7 +321,6 @@ struct TevStageCombiner
union TevStageIndirect
{
// if mid, sw, tw, and addprev are 0, then no indirect stage is used, mask = 0x17fe00
struct
{
u32 bt : 2; // Indirect tex stage ID
@ -342,7 +341,9 @@ struct TevStageCombiner
u32 unused : 11;
};
bool IsActive() { return (hex & 0x17fe00) != 0; }
// If bs and mid are zero, the result of the stage is independent of
// the texture sample data, so we can skip sampling the texture.
bool IsActive() { return bs != ITBA_OFF || mid != 0; }
};
union TwoTevStageOrders