layers/craters/shaping/attributes.h

Line	Branch	Exec	Source
1			/// @file
2			/// @brief `CraterAttributes`, what a crater looks like in its current state.
3			#pragma once
4
5			#include "terraingen/layers/craters/degradation/state.h"
6			#include "terraingen/layers/craters/generation/population.h"
7			#include "terraingen/layers/craters/profiles/profile.h"
8
9			namespace terraingen {
10
11			/// What a crater looks like in its current state, for listing, labelling or placing.
12			struct CraterAttributes {
13		29	double floorDepth = 0.0; ///< Depth of the floor below the surrounding surface (m).
14		29	double rimHeight = 0.0; ///< Height of the rim crest above the surrounding surface (m).
15		29	double depthRatio = 0.0; ///< Rim-to-floor depth over diameter now.
16			/// The depth ratio now over that when fresh: 1 for a fresh crater, falling as it degrades.
17		29	double freshness = 1.0;
18		29	bool complex = false; ///< Of the complex form: a flat floor and a central peak.
19
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21			};
22
23			/// The attributes of a crater in `state` (which gives the ratios) shaped by `profile` (the form).
24			///
25			/// The floor is the profile's lowest point inside the rim and the rim crest its highest from 0.7
26			/// to 1.3 radii, both sampled every 0.01 radii.
27			CraterAttributes ComputeCraterAttributes(const Crater& crater, const CraterState& state,
28			const CraterProfile& profile);
29
30			} // namespace terraingen
31

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