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| author |  Ethan Nicholas <ethannicholas@google.com> | 2018-07-31 09:44:36 -0400 |
|---|---|---|
| committer |  Skia Commit-Bot <skia-commit-bot@chromium.org> | 2018-07-31 15:18:03 +0000 |
| commit | 0054311bf3b4f619a631e95d8aa1ea2d4bfd01c6 (patch) | |
| tree | a3a48bece53f8a381c2a2e431db08f5055282e4f /src/sksl/ir/SkSLVariableReference.cpp | |
| parent | ce3c7bbd0de68fda69903107461738b6afc8a3f4 (diff) | |
Re-re-land "added GrSkSLFP and converted DitherEffect to use it"
This reverts commit 6c48e4d11ce80fa5cfef56e13b2d5847fe94a7cc.
Bug: skia:
Change-Id: I7ee78990fc30eec545d1856e59eb6e0573089426
Reviewed-on: https://skia-review.googlesource.com/144348
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
Diffstat (limited to 'src/sksl/ir/SkSLVariableReference.cpp')
| -rw-r--r-- | src/sksl/ir/SkSLVariableReference.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/sksl/ir/SkSLVariableReference.cpp b/src/sksl/ir/SkSLVariableReference.cpp index fa23e4749b..e6092c940c 100644 --- a/src/sksl/ir/SkSLVariableReference.cpp +++ b/src/sksl/ir/SkSLVariableReference.cpp @@ -93,6 +93,11 @@ std::unique_ptr<Expression> VariableReference::constantPropagate(const IRGenerat if (fRefKind != kRead_RefKind) { return nullptr; } + if (irGenerator.fKind == Program::kPipelineStage_Kind && + fVariable.fStorage == Variable::kGlobal_Storage && + (fVariable.fModifiers.fFlags & Modifiers::kIn_Flag)) { + return irGenerator.getArg(fOffset, fVariable.fName); + } if ((fVariable.fModifiers.fFlags & Modifiers::kConst_Flag) && fVariable.fInitialValue && fVariable.fInitialValue->isConstant()) { return copy_constant(irGenerator, fVariable.fInitialValue); |