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Diffstat (limited to 'libs/assimp/code/AssetLib/glTF/glTFCommon.h')
| -rw-r--r-- | libs/assimp/code/AssetLib/glTF/glTFCommon.h | 520 |
1 files changed, 0 insertions, 520 deletions
diff --git a/libs/assimp/code/AssetLib/glTF/glTFCommon.h b/libs/assimp/code/AssetLib/glTF/glTFCommon.h deleted file mode 100644 index edc3c7e..0000000 --- a/libs/assimp/code/AssetLib/glTF/glTFCommon.h +++ /dev/null @@ -1,520 +0,0 @@ -/* -Open Asset Import Library (assimp) ----------------------------------------------------------------------- - -Copyright (c) 2006-2022, assimp team - -All rights reserved. - -Redistribution and use of this software in source and binary forms, -with or without modification, are permitted provided that the -following conditions are met: - -* Redistributions of source code must retain the above -copyright notice, this list of conditions and the -following disclaimer. - -* Redistributions in binary form must reproduce the above -copyright notice, this list of conditions and the -following disclaimer in the documentation and/or other -materials provided with the distribution. - -* Neither the name of the assimp team, nor the names of its -contributors may be used to endorse or promote products -derived from this software without specific prior -written permission of the assimp team. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - ----------------------------------------------------------------------- -*/ -#ifndef AI_GLFTCOMMON_H_INC -#define AI_GLFTCOMMON_H_INC - -#ifndef ASSIMP_BUILD_NO_GLTF_IMPORTER - -#include <assimp/Exceptional.h> - -#include <algorithm> -#include <list> -#include <map> -#include <stdexcept> -#include <string> -#include <vector> - -#include <rapidjson/document.h> -#include <rapidjson/error/en.h> -#include <rapidjson/rapidjson.h> - -// clang-format off - -#ifdef ASSIMP_API -# include <assimp/ByteSwapper.h> -# include <assimp/DefaultIOSystem.h> -# include <memory> -#else -# include <memory> -# define AI_SWAP4(p) -# define ai_assert -#endif - -#if _MSC_VER > 1500 || (defined __GNUC___) -# define ASSIMP_GLTF_USE_UNORDERED_MULTIMAP -#else -# define gltf_unordered_map map -#endif - -#ifdef ASSIMP_GLTF_USE_UNORDERED_MULTIMAP -# include <unordered_map> -# if defined(_MSC_VER) && _MSC_VER <= 1600 -# define gltf_unordered_map tr1::unordered_map -# else -# define gltf_unordered_map unordered_map -# endif -#endif -// clang-format on - - -namespace glTFCommon { - -using rapidjson::Document; -using rapidjson::Value; - -#ifdef ASSIMP_API -using Assimp::IOStream; -using Assimp::IOSystem; -using std::shared_ptr; -#else -using std::shared_ptr; - -typedef std::runtime_error DeadlyImportError; -typedef std::runtime_error DeadlyExportError; - -enum aiOrigin { - aiOrigin_SET = 0, - aiOrigin_CUR = 1, - aiOrigin_END = 2 -}; - -class IOSystem; - -class IOStream { -public: - IOStream(FILE *file) : - f(file) {} - ~IOStream() { - fclose(f); - } - - size_t Read(void *b, size_t sz, size_t n) { return fread(b, sz, n, f); } - size_t Write(const void *b, size_t sz, size_t n) { return fwrite(b, sz, n, f); } - int Seek(size_t off, aiOrigin orig) { return fseek(f, off, int(orig)); } - size_t Tell() const { return ftell(f); } - - size_t FileSize() { - long p = Tell(), len = (Seek(0, aiOrigin_END), Tell()); - return size_t((Seek(p, aiOrigin_SET), len)); - } - -private: - FILE *f; -}; -#endif - -// Vec/matrix types, as raw float arrays -typedef float(vec3)[3]; -typedef float(vec4)[4]; -typedef float(mat4)[16]; - -inline void CopyValue(const glTFCommon::vec3 &v, aiColor4D &out) { - out.r = v[0]; - out.g = v[1]; - out.b = v[2]; - out.a = 1.0; -} - -inline void CopyValue(const glTFCommon::vec4 &v, aiColor4D &out) { - out.r = v[0]; - out.g = v[1]; - out.b = v[2]; - out.a = v[3]; -} - -inline void CopyValue(const glTFCommon::vec4 &v, aiColor3D &out) { - out.r = v[0]; - out.g = v[1]; - out.b = v[2]; -} - -inline void CopyValue(const glTFCommon::vec3 &v, aiColor3D &out) { - out.r = v[0]; - out.g = v[1]; - out.b = v[2]; -} - -inline void CopyValue(const glTFCommon::vec3 &v, aiVector3D &out) { - out.x = v[0]; - out.y = v[1]; - out.z = v[2]; -} - -inline void CopyValue(const glTFCommon::vec4 &v, aiQuaternion &out) { - out.x = v[0]; - out.y = v[1]; - out.z = v[2]; - out.w = v[3]; -} - -inline void CopyValue(const glTFCommon::mat4 &v, aiMatrix4x4 &o) { - o.a1 = v[0]; - o.b1 = v[1]; - o.c1 = v[2]; - o.d1 = v[3]; - o.a2 = v[4]; - o.b2 = v[5]; - o.c2 = v[6]; - o.d2 = v[7]; - o.a3 = v[8]; - o.b3 = v[9]; - o.c3 = v[10]; - o.d3 = v[11]; - o.a4 = v[12]; - o.b4 = v[13]; - o.c4 = v[14]; - o.d4 = v[15]; -} - -#if _MSC_VER -# pragma warning(push) -# pragma warning(disable : 4310) -#endif // _MSC_VER - -inline std::string getCurrentAssetDir(const std::string &pFile) { - int pos = std::max(int(pFile.rfind('/')), int(pFile.rfind('\\'))); - if (pos == int(std::string::npos)) { - return std::string(); - } - - return pFile.substr(0, pos + 1); -} -#if _MSC_VER -# pragma warning(pop) -#endif // _MSC_VER - -namespace Util { - -void EncodeBase64(const uint8_t *in, size_t inLength, std::string &out); - -size_t DecodeBase64(const char *in, size_t inLength, uint8_t *&out); - -inline size_t DecodeBase64(const char *in, uint8_t *&out) { - return DecodeBase64(in, strlen(in), out); -} - -struct DataURI { - const char *mediaType; - const char *charset; - bool base64; - const char *data; - size_t dataLength; -}; - -//! Check if a uri is a data URI -bool ParseDataURI(const char *const_uri, size_t uriLen, DataURI &out); - -} // namespace Util - -#define CHECK_EXT(EXT) \ - if (exts.find(#EXT) != exts.end()) extensionsUsed.EXT = true; - -//! Helper struct to represent values that might not be present -template <class T> -struct Nullable { - T value; - bool isPresent; - - Nullable() : - isPresent(false) {} - Nullable(T &val) : - value(val), - isPresent(true) {} -}; - -//! A reference to one top-level object, which is valid -//! until the Asset instance is destroyed -template <class T> -class Ref { - std::vector<T *> *vector; - unsigned int index; - -public: - Ref() : - vector(0), - index(0) {} - Ref(std::vector<T *> &vec, unsigned int idx) : - vector(&vec), - index(idx) {} - - inline unsigned int GetIndex() const { return index; } - - operator bool() const { return vector != nullptr && index < vector->size(); } - - T *operator->() { return (*vector)[index]; } - - T &operator*() { return *((*vector)[index]); } -}; - -// -// JSON Value reading helpers -// - -template <class T> -struct ReadHelper { - static bool Read(Value &val, T &out) { - return val.IsInt() ? out = static_cast<T>(val.GetInt()), true : false; - } -}; - -template <> -struct ReadHelper<bool> { - static bool Read(Value &val, bool &out) { - return val.IsBool() ? out = val.GetBool(), true : false; - } -}; - -template <> -struct ReadHelper<float> { - static bool Read(Value &val, float &out) { - return val.IsNumber() ? out = static_cast<float>(val.GetDouble()), true : false; - } -}; - -template <unsigned int N> -struct ReadHelper<float[N]> { - static bool Read(Value &val, float (&out)[N]) { - if (!val.IsArray() || val.Size() != N) return false; - for (unsigned int i = 0; i < N; ++i) { - if (val[i].IsNumber()) - out[i] = static_cast<float>(val[i].GetDouble()); - } - return true; - } -}; - -template <> -struct ReadHelper<const char *> { - static bool Read(Value &val, const char *&out) { - return val.IsString() ? (out = val.GetString(), true) : false; - } -}; - -template <> -struct ReadHelper<std::string> { - static bool Read(Value &val, std::string &out) { - return val.IsString() ? (out = std::string(val.GetString(), val.GetStringLength()), true) : false; - } -}; - -template <class T> -struct ReadHelper<Nullable<T>> { - static bool Read(Value &val, Nullable<T> &out) { - return out.isPresent = ReadHelper<T>::Read(val, out.value); - } -}; - -template <> -struct ReadHelper<uint64_t> { - static bool Read(Value &val, uint64_t &out) { - return val.IsUint64() ? out = val.GetUint64(), true : false; - } -}; - -template <> -struct ReadHelper<int64_t> { - static bool Read(Value &val, int64_t &out) { - return val.IsInt64() ? out = val.GetInt64(), true : false; - } -}; - -template <class T> -inline static bool ReadValue(Value &val, T &out) { - return ReadHelper<T>::Read(val, out); -} - -template <class T> -inline static bool ReadMember(Value &obj, const char *id, T &out) { - if (!obj.IsObject()) { - return false; - } - Value::MemberIterator it = obj.FindMember(id); - if (it != obj.MemberEnd()) { - return ReadHelper<T>::Read(it->value, out); - } - return false; -} - -template <class T> -inline static T MemberOrDefault(Value &obj, const char *id, T defaultValue) { - T out; - return ReadMember(obj, id, out) ? out : defaultValue; -} - -inline Value *FindMember(Value &val, const char *id) { - if (!val.IsObject()) { - return nullptr; - } - Value::MemberIterator it = val.FindMember(id); - return (it != val.MemberEnd()) ? &it->value : nullptr; -} - -template <int N> -inline void throwUnexpectedTypeError(const char (&expectedTypeName)[N], const char *memberId, const char *context, const char *extraContext) { - std::string fullContext = context; - if (extraContext && (strlen(extraContext) > 0)) { - fullContext = fullContext + " (" + extraContext + ")"; - } - throw DeadlyImportError("Member \"", memberId, "\" was not of type \"", expectedTypeName, "\" when reading ", fullContext); -} - -// Look-up functions with type checks. Context and extra context help the user identify the problem if there's an error. - -inline Value *FindStringInContext(Value &val, const char *memberId, const char *context, const char *extraContext = nullptr) { - if (!val.IsObject()) { - return nullptr; - } - Value::MemberIterator it = val.FindMember(memberId); - if (it == val.MemberEnd()) { - return nullptr; - } - if (!it->value.IsString()) { - throwUnexpectedTypeError("string", memberId, context, extraContext); - } - return &it->value; -} - -inline Value *FindNumberInContext(Value &val, const char *memberId, const char *context, const char *extraContext = nullptr) { - if (!val.IsObject()) { - return nullptr; - } - Value::MemberIterator it = val.FindMember(memberId); - if (it == val.MemberEnd()) { - return nullptr; - } - if (!it->value.IsNumber()) { - throwUnexpectedTypeError("number", memberId, context, extraContext); - } - return &it->value; -} - -inline Value *FindUIntInContext(Value &val, const char *memberId, const char *context, const char *extraContext = nullptr) { - if (!val.IsObject()) { - return nullptr; - } - Value::MemberIterator it = val.FindMember(memberId); - if (it == val.MemberEnd()) { - return nullptr; - } - if (!it->value.IsUint()) { - throwUnexpectedTypeError("uint", memberId, context, extraContext); - } - return &it->value; -} - -inline Value *FindArrayInContext(Value &val, const char *memberId, const char *context, const char *extraContext = nullptr) { - if (!val.IsObject()) { - return nullptr; - } - Value::MemberIterator it = val.FindMember(memberId); - if (it == val.MemberEnd()) { - return nullptr; - } - if (!it->value.IsArray()) { - throwUnexpectedTypeError("array", memberId, context, extraContext); - } - return &it->value; -} - -inline Value *FindObjectInContext(Value &val, const char *memberId, const char *context, const char *extraContext = nullptr) { - if (!val.IsObject()) { - return nullptr; - } - Value::MemberIterator it = val.FindMember(memberId); - if (it == val.MemberEnd()) { - return nullptr; - } - if (!it->value.IsObject()) { - throwUnexpectedTypeError("object", memberId, context, extraContext); - } - return &it->value; -} - -inline Value *FindExtensionInContext(Value &val, const char *extensionId, const char *context, const char *extraContext = nullptr) { - if (Value *extensionList = FindObjectInContext(val, "extensions", context, extraContext)) { - if (Value *extension = FindObjectInContext(*extensionList, extensionId, context, extraContext)) { - return extension; - } - } - return nullptr; -} - -// Overloads when the value is the document. - -inline Value *FindString(Document &doc, const char *memberId) { - return FindStringInContext(doc, memberId, "the document"); -} - -inline Value *FindNumber(Document &doc, const char *memberId) { - return FindNumberInContext(doc, memberId, "the document"); -} - -inline Value *FindUInt(Document &doc, const char *memberId) { - return FindUIntInContext(doc, memberId, "the document"); -} - -inline Value *FindArray(Document &val, const char *memberId) { - return FindArrayInContext(val, memberId, "the document"); -} - -inline Value *FindObject(Document &doc, const char *memberId) { - return FindObjectInContext(doc, memberId, "the document"); -} - -inline Value *FindExtension(Value &val, const char *extensionId) { - return FindExtensionInContext(val, extensionId, "the document"); -} - -inline Value *FindString(Value &val, const char *id) { - Value::MemberIterator it = val.FindMember(id); - return (it != val.MemberEnd() && it->value.IsString()) ? &it->value : 0; -} - -inline Value *FindObject(Value &val, const char *id) { - Value::MemberIterator it = val.FindMember(id); - return (it != val.MemberEnd() && it->value.IsObject()) ? &it->value : 0; -} - -inline Value *FindArray(Value &val, const char *id) { - Value::MemberIterator it = val.FindMember(id); - return (it != val.MemberEnd() && it->value.IsArray()) ? &it->value : 0; -} - -inline Value *FindNumber(Value &val, const char *id) { - Value::MemberIterator it = val.FindMember(id); - return (it != val.MemberEnd() && it->value.IsNumber()) ? &it->value : 0; -} - -} // namespace glTFCommon - -#endif // ASSIMP_BUILD_NO_GLTF_IMPORTER - -#endif // AI_GLFTCOMMON_H_INC |