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Diffstat (limited to 'extern/draco/draco/src/draco/core/macros.h')
| -rw-r--r-- | extern/draco/draco/src/draco/core/macros.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/extern/draco/draco/src/draco/core/macros.h b/extern/draco/draco/src/draco/core/macros.h new file mode 100644 index 00000000000..89b706e53a5 --- /dev/null +++ b/extern/draco/draco/src/draco/core/macros.h @@ -0,0 +1,110 @@ +// Copyright 2016 The Draco Authors. +// +// 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 +// +// http://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. +// +#ifndef DRACO_CORE_MACROS_H_ +#define DRACO_CORE_MACROS_H_ + +#include "assert.h" +#include "draco/draco_features.h" + +#ifdef ANDROID_LOGGING +#include <android/log.h> +#define LOG_TAG "draco" +#define LOGI(...) __android_log_print(ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__) +#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__) +#else +#define LOGI printf +#define LOGE printf +#endif + +#include <iostream> +namespace draco { + +#ifndef DISALLOW_COPY_AND_ASSIGN +#define DISALLOW_COPY_AND_ASSIGN(TypeName) \ + TypeName(const TypeName &) = delete; \ + void operator=(const TypeName &) = delete; +#endif + +#ifndef FALLTHROUGH_INTENDED +#if defined(__clang__) && defined(__has_warning) +#if __has_feature(cxx_attributes) && __has_warning("-Wimplicit-fallthrough") +#define FALLTHROUGH_INTENDED [[clang::fallthrough]] +#endif +#elif defined(__GNUC__) && __GNUC__ >= 7 +#define FALLTHROUGH_INTENDED [[gnu::fallthrough]] +#endif + +// If FALLTHROUGH_INTENDED is still not defined, define it. +#ifndef FALLTHROUGH_INTENDED +#define FALLTHROUGH_INTENDED \ + do { \ + } while (0) +#endif +#endif + +#ifndef LOG +#define LOG(...) std::cout +#endif + +#ifndef VLOG +#define VLOG(...) std::cout +#endif + +} // namespace draco + +#ifdef DRACO_DEBUG +#define DRACO_DCHECK(x) (assert(x)); +#define DRACO_DCHECK_EQ(a, b) assert((a) == (b)); +#define DRACO_DCHECK_NE(a, b) assert((a) != (b)); +#define DRACO_DCHECK_GE(a, b) assert((a) >= (b)); +#define DRACO_DCHECK_GT(a, b) assert((a) > (b)); +#define DRACO_DCHECK_LE(a, b) assert((a) <= (b)); +#define DRACO_DCHECK_LT(a, b) assert((a) < (b)); +#define DRACO_DCHECK_NOTNULL(x) assert((x) != NULL); +#else +#define DRACO_DCHECK(x) +#define DRACO_DCHECK_EQ(a, b) +#define DRACO_DCHECK_NE(a, b) +#define DRACO_DCHECK_GE(a, b) +#define DRACO_DCHECK_GT(a, b) +#define DRACO_DCHECK_LE(a, b) +#define DRACO_DCHECK_LT(a, b) +#define DRACO_DCHECK_NOTNULL(x) +#endif + +// Helper macros for concatenating macro values. +#define DRACO_MACROS_IMPL_CONCAT_INNER_(x, y) x##y +#define DRACO_MACROS_IMPL_CONCAT_(x, y) DRACO_MACROS_IMPL_CONCAT_INNER_(x, y) + +// Expand the n-th argument of the macro. Used to select an argument based on +// the number of entries in a variadic macro argument. Example usage: +// +// #define FUNC_1(x) x +// #define FUNC_2(x, y) x + y +// #define FUNC_3(x, y, z) x + y + z +// +// #define VARIADIC_MACRO(...) +// DRACO_SELECT_NTH_FROM_3(__VA_ARGS__, FUNC_3, FUNC_2, FUNC_1) __VA_ARGS__ +// +#define DRACO_SELECT_NTH_FROM_2(_1, _2, NAME) NAME +#define DRACO_SELECT_NTH_FROM_3(_1, _2, _3, NAME) NAME +#define DRACO_SELECT_NTH_FROM_4(_1, _2, _3, _4, NAME) NAME + +// Macro that converts the Draco bit-stream into one uint16_t number. +// Useful mostly when checking version numbers. +#define DRACO_BITSTREAM_VERSION(MAJOR, MINOR) \ + ((static_cast<uint16_t>(MAJOR) << 8) | MINOR) + +#endif // DRACO_CORE_MACROS_H_ |