14 lines
404 B
C++
14 lines
404 B
C++
#include "PerlinGround.hpp"
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PerlinGround::PerlinGround() : surface(PerlinNoise()) {}
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PerlinGround::PerlinGround(unsigned int seed) : surface(PerlinNoise(seed)) {}
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double PerlinGround::operator() (double x, double z) const {
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return surface.noise(x, z);
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}
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Point PerlinGround::get_normal(double x, double z) const {
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const Point pt(x, surface.noise(x, z), z);
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return surface.normal_at(pt);
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}
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