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-rw-r--r--src/3rdparty/angle/src/compiler/InfoSink.h115
1 files changed, 115 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/compiler/InfoSink.h b/src/3rdparty/angle/src/compiler/InfoSink.h
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+++ b/src/3rdparty/angle/src/compiler/InfoSink.h
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+//
+// Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+#ifndef _INFOSINK_INCLUDED_
+#define _INFOSINK_INCLUDED_
+
+#include <math.h>
+#include "compiler/Common.h"
+
+// Returns the fractional part of the given floating-point number.
+inline float fractionalPart(float f) {
+ float intPart = 0.0f;
+ return modff(f, &intPart);
+}
+
+//
+// TPrefixType is used to centralize how info log messages start.
+// See below.
+//
+enum TPrefixType {
+ EPrefixNone,
+ EPrefixWarning,
+ EPrefixError,
+ EPrefixInternalError,
+ EPrefixUnimplemented,
+ EPrefixNote
+};
+
+//
+// Encapsulate info logs for all objects that have them.
+//
+// The methods are a general set of tools for getting a variety of
+// messages and types inserted into the log.
+//
+class TInfoSinkBase {
+public:
+ TInfoSinkBase() {}
+
+ template <typename T>
+ TInfoSinkBase& operator<<(const T& t) {
+ TPersistStringStream stream;
+ stream << t;
+ sink.append(stream.str());
+ return *this;
+ }
+ // Override << operator for specific types. It is faster to append strings
+ // and characters directly to the sink.
+ TInfoSinkBase& operator<<(char c) {
+ sink.append(1, c);
+ return *this;
+ }
+ TInfoSinkBase& operator<<(const char* str) {
+ sink.append(str);
+ return *this;
+ }
+ TInfoSinkBase& operator<<(const TPersistString& str) {
+ sink.append(str);
+ return *this;
+ }
+ TInfoSinkBase& operator<<(const TString& str) {
+ sink.append(str.c_str());
+ return *this;
+ }
+ // Make sure floats are written with correct precision.
+ TInfoSinkBase& operator<<(float f) {
+ // Make sure that at least one decimal point is written. If a number
+ // does not have a fractional part, the default precision format does
+ // not write the decimal portion which gets interpreted as integer by
+ // the compiler.
+ TPersistStringStream stream;
+ if (fractionalPart(f) == 0.0f) {
+ stream.precision(1);
+ stream << std::showpoint << std::fixed << f;
+ } else {
+ stream.unsetf(std::ios::fixed);
+ stream.unsetf(std::ios::scientific);
+ stream.precision(8);
+ stream << f;
+ }
+ sink.append(stream.str());
+ return *this;
+ }
+ // Write boolean values as their names instead of integral value.
+ TInfoSinkBase& operator<<(bool b) {
+ const char* str = b ? "true" : "false";
+ sink.append(str);
+ return *this;
+ }
+
+ void erase() { sink.clear(); }
+ int size() { return static_cast<int>(sink.size()); }
+
+ const TPersistString& str() const { return sink; }
+ const char* c_str() const { return sink.c_str(); }
+
+ void prefix(TPrefixType message);
+ void location(TSourceLoc loc);
+ void message(TPrefixType message, const char* s);
+ void message(TPrefixType message, const char* s, TSourceLoc loc);
+
+private:
+ TPersistString sink;
+};
+
+class TInfoSink {
+public:
+ TInfoSinkBase info;
+ TInfoSinkBase debug;
+ TInfoSinkBase obj;
+};
+
+#endif // _INFOSINK_INCLUDED_