Fix setup code to deal with inverted area sign

`d` is used to drive some indexing math later. Bug: b/127343247 Change-Id: Id9da208f5a7b678748f129f97de03f5bf04bcbe1 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/26128Tested-by: Chris Forbes <chrisforbes@google.com> Reviewed-by: Nicolas Capens <nicolascapens@google.com>

Fix setup code to deal with inverted area sign
232c456d · Chris Forbes · d00375a6 · 232c456d
Commit 232c456d authored Mar 04, 2019 by Chris Forbes
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SetupRoutine.cpp src/Pipeline/SetupRoutine.cpp +1 -1

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--- a/src/Pipeline/SetupRoutine.cpp
+++ b/src/Pipeline/SetupRoutine.cpp
@@ -107,7 +107,7 @@ namespace sw
 					If(!frontFacing) Return(false);
 				}
-				d = IfThenElse(A < 0.0f, d, Int(0));
+				d = IfThenElse(A > 0.0f, d, Int(0));
 				if(state.twoSidedStencil)
 				{