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// Copyright 2021 Benjamin Barenblat
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
// Error handling and thread-safety checking.
#ifndef GLPLANET_SRC_GL_ERROR_H_
#define GLPLANET_SRC_GL_ERROR_H_
namespace gl_internal {
#ifdef GLPLANET_DISABLE_GL_THREAD_SAFETY_CHECKS
constexpr bool kThreadSafetyChecks = false;
#else
constexpr bool kThreadSafetyChecks = true;
#endif
#ifdef GLPLANET_DISABLE_AGGRESSIVE_ERROR_CHECKING
constexpr bool kAggressiveErrorChecking = false;
#else
constexpr bool kAggressiveErrorChecking = true;
#endif
#ifndef GLPLANET_DISABLE_GL_THREAD_SAFETY_CHECKS
void RecordThreadImpl();
void CheckThreadSafetyImpl();
#endif
// Records the calling thread as the OpenGL thread.
inline void RecordThread() noexcept(!kThreadSafetyChecks) {
#ifndef GLPLANET_DISABLE_GL_THREAD_SAFETY_CHECKS
RecordThreadImpl();
#endif
}
// Throws std::logic_error if the current thread is not the OpenGL thread.
inline void CheckThreadSafety() noexcept(!kThreadSafetyChecks) {
#ifndef GLPLANET_DISABLE_GL_THREAD_SAFETY_CHECKS
CheckThreadSafetyImpl();
#endif
}
// Checks the GL state for errors and throws if an error is present.
void ErrorCheck();
// As ErrorCheck, but disabled by GLPLANET_DISABLE_AGGRESSIVE_ERROR_CHECKING.
inline void UnnecessaryErrorCheck() noexcept(!kAggressiveErrorChecking) {
if constexpr (kAggressiveErrorChecking) {
ErrorCheck();
}
}
} // namespace gl_internal
#endif // GLPLANET_SRC_GL_ERROR_H_
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