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Unified Diff: src/sksl/ir/SkSLField.h

Issue 1984363002: initial checkin of SkSL compiler (Closed) Base URL: https://skia.googlesource.com/skia@master
Patch Set: fixed CMake build Created 4 years, 6 months ago
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Index: src/sksl/ir/SkSLField.h
diff --git a/src/sksl/ir/SkSLField.h b/src/sksl/ir/SkSLField.h
new file mode 100644
index 0000000000000000000000000000000000000000..f2b68bc2bcae4567967a829e96e104cf7b38ed48
--- /dev/null
+++ b/src/sksl/ir/SkSLField.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SKSL_FIELD
+#define SKSL_FIELD
+
+#include "SkSLModifiers.h"
+#include "SkSLPosition.h"
+#include "SkSLSymbol.h"
+#include "SkSLType.h"
+
+namespace SkSL {
+
+/**
+ * A symbol which should be interpreted as a field access. Fields are added to the symboltable
+ * whenever a bare reference to an identifier should refer to a struct field; in GLSL, this is the
+ * result of declaring anonymous interface blocks.
+ */
+struct Field : public Symbol {
+ Field(Position position, std::shared_ptr<Variable> owner, int fieldIndex)
+ : INHERITED(position, kField_Kind, owner->fType->fields()[fieldIndex].fName)
+ , fOwner(owner)
+ , fFieldIndex(fieldIndex) {}
+
+ virtual std::string description() const override {
+ return fOwner->description() + "." + fOwner->fType->fields()[fFieldIndex].fName;
+ }
+
+ const std::shared_ptr<Variable> fOwner;
+ const int fFieldIndex;
+
+ typedef Symbol INHERITED;
+};
+
+} // namespace SkSL
+
+#endif
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