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v1.4.4

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Aria 2025-03-21 22:23:30 +11:00
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source/game/terrain/StarRotateSelector.cpp Normal file
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#include "StarRotateSelector.hpp"
#include "StarRandom.hpp"
#include "StarJsonExtra.hpp"
namespace Star {
char const* const RotateSelector::Name = "rotate";
RotateSelector::RotateSelector(
Json const& config, TerrainSelectorParameters const& parameters, TerrainDatabase const* database)
: TerrainSelector(Name, config, parameters) {
RandomSource random(parameters.seed);
rotation = config.getFloat("rotation");
rotationCenter = Vec2F(parameters.worldWidth / 2, 0);
auto sourceConfig = config.get("source");
String sourceType = sourceConfig.getString("type");
m_source = database->createSelectorType(sourceType, sourceConfig, parameters);
}
float RotateSelector::get(int x, int y) const {
auto pos = (Vec2F(x, y) - rotationCenter).rotate(rotation) + rotationCenter;
return m_source->get(pos[0], pos[1]);
}
}