fdl_constants.h

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// SPDX-FileCopyrightText: 2024-present American Society Of Cinematographers
// SPDX-License-Identifier: Apache-2.0
#ifndef FDL_CONSTANTS_INTERNAL_H
#define FDL_CONSTANTS_INTERNAL_H
 
#include <cstddef>
#include <cstdint>
 
namespace fdl::constants {
 
constexpr double kAlignStart = 0.0;  
constexpr double kAlignCenter = 0.5; 
constexpr double kAlignEnd = 1.0;    
constexpr double kCenterDivisor = 2.0;
 
constexpr double kIdentitySqueeze = 1.0; 
constexpr double kHalfway = 0.5;               
constexpr double kFpHalfwayTolerance = 1e-15;  
constexpr int kEvenDivisor = 2;                
constexpr int64_t kPositiveSign = 1;           
constexpr int64_t kNegativeSign = -1;          
constexpr int64_t kEvenRoundingAdjustment = 1; 
constexpr double kProtectionBase = 1.0; 
constexpr unsigned kPackKey2Shift = 32;     
constexpr unsigned kPackKey3HighShift = 40; 
constexpr unsigned kPackKey3MidShift = 20;  
constexpr int kDefaultVersionMajor = 2; 
constexpr int kDefaultVersionMinor = 0; 
constexpr size_t kErrorBufferSize = 256; 
constexpr int kGeometryNotFound = 1;     
constexpr int kGeometryInvalidPath = -1; 
constexpr size_t kHashCombineShift = 1; 
constexpr int64_t kDefaultAspectRatio = 1; 
constexpr int kDefaultJsonIndent = 2;
 
constexpr int kCustomAttrSuccess = 0;           
constexpr int kCustomAttrError = -1;            
constexpr uint32_t kCustomAttrTypeNone = 0;     
constexpr uint32_t kCustomAttrTypeString = 1;   
constexpr uint32_t kCustomAttrTypeInt = 2;      
constexpr uint32_t kCustomAttrTypeFloat = 3;    
constexpr uint32_t kCustomAttrTypeBool = 4;     
constexpr uint32_t kCustomAttrTypePointF64 = 5; 
constexpr uint32_t kCustomAttrTypeDimsF64 = 6;  
constexpr uint32_t kCustomAttrTypeDimsI64 = 7;  
constexpr uint32_t kCustomAttrTypeOther = 8;    
constexpr double kRelTol = 1e-9; 
constexpr double kAbsTol = 1e-6; 
constexpr size_t kTlCacheMaxEntries = 256; 
constexpr char kCustomAttrPrefix = '_';
 
constexpr const char* kAttrScaleFactor = "scale_factor";               
constexpr const char* kAttrContentTranslation = "content_translation"; 
constexpr const char* kAttrScaledBoundingBox = "scaled_bounding_box";  
} // namespace fdl::constants
 
#endif // FDL_CONSTANTS_INTERNAL_H