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Wipe tower rotation around center point

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Lukas Matena
2017-12-05 11:25:38 +01:00
parent cb84a6cfce
commit c34fd10e23
5 changed files with 52 additions and 40 deletions
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11
xs/src/libslic3r/GCode/WipeTower.hpp
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@@ -25,12 +25,15 @@ public:
bool operator!=(const xy &rhs) const { return x != rhs.x || y != rhs.y; }
// Rotate the point around given point about given angle (in degrees)
xy rotate(const xy& origin, float angle) const {
// shifts the result so that point of rotation is in the middle of the tower
xy rotate(const xy& origin, float width, float depth, float angle) const {
xy out(0,0);
float temp_x = x - width / 2.f;
float temp_y = y - depth / 2.f;
angle *= M_PI/180.;
out.x=(x-origin.x) * cos(angle) - (y-origin.y) * sin(angle);
out.y=(x-origin.x) * sin(angle) + (y-origin.y) * cos(angle);
return out+origin;
out.x += (temp_x - origin.x) * cos(angle) - (temp_y - origin.y) * sin(angle);
out.y += (temp_x - origin.x) * sin(angle) + (temp_y - origin.y) * cos(angle);
return out + origin;
}
float x;