gltest/src/GLObjects/WaveMesh.cpp

20 lines
407 B
C++

#include "WaveMesh.h"
float WaveMesh::heightMapFunc(std::size_t nx, std::size_t ny, float fx, float fy) const {
double d = 50*sqrt(fx*fx + fy*fy);
return static_cast<float>(cos(d - _shift)*exp(-d/10.0f)/2);
}
void WaveMesh::setShift(float shift) {
_shift = shift;
update();
}
WaveMesh::WaveMesh(ShaderProgram *shader, std::size_t size): Mesh(shader, size), _shift(0) {
}
WaveMesh::~WaveMesh() {
}