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/*
* 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_ASTPRECISION
#define SKSL_ASTPRECISION
#include "SkSLASTDeclaration.h"
#include "../ir/SkSLModifiers.h"
namespace SkSL {
/**
* Represents a precision declaration (e.g. 'precision mediump float;').
*/
struct ASTPrecision : public ASTDeclaration {
// FIXME handle the type
ASTPrecision(int offset, Modifiers::Flag precision)
: INHERITED(offset, kPrecision_Kind)
, fPrecision(precision) {}
String description() const {
switch (fPrecision) {
case Modifiers::kLowp_Flag: return String("precision lowp float;");
case Modifiers::kMediump_Flag: return String("precision mediump float;");
case Modifiers::kHighp_Flag: return String("precision highp float;");
default:
ASSERT(false);
return String("<error>");
}
ASSERT(false);
return String("<error>");
}
const Modifiers::Flag fPrecision;
typedef ASTDeclaration INHERITED;
};
} // namespace
#endif
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