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Faster gizmos update

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This commit is contained in:
Enrico Turri 2018-06-21 08:37:04 +02:00
commit 550f6e307f
40 changed files with 1415 additions and 753 deletions
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39
xs/src/libslic3r/BoundingBox.cpp
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@ -2,6 +2,8 @@
#include <algorithm>
#include <assert.h>
#include <Eigen/Dense>
namespace Slic3r {
template BoundingBoxBase<Point>::BoundingBoxBase(const std::vector<Point> &points);
@ -251,4 +253,41 @@ void BoundingBox::align_to_grid(const coord_t cell_size)
}
}
BoundingBoxf3 BoundingBoxf3::transformed(const std::vector<float>& matrix) const
{
Eigen::Matrix<float, 3, 8> vertices;
vertices(0, 0) = (float)min.x; vertices(1, 0) = (float)min.y; vertices(2, 0) = (float)min.z;
vertices(0, 1) = (float)max.x; vertices(1, 1) = (float)min.y; vertices(2, 1) = (float)min.z;
vertices(0, 2) = (float)max.x; vertices(1, 2) = (float)max.y; vertices(2, 2) = (float)min.z;
vertices(0, 3) = (float)min.x; vertices(1, 3) = (float)max.y; vertices(2, 3) = (float)min.z;
vertices(0, 4) = (float)min.x; vertices(1, 4) = (float)min.y; vertices(2, 4) = (float)max.z;
vertices(0, 5) = (float)max.x; vertices(1, 5) = (float)min.y; vertices(2, 5) = (float)max.z;
vertices(0, 6) = (float)max.x; vertices(1, 6) = (float)max.y; vertices(2, 6) = (float)max.z;
vertices(0, 7) = (float)min.x; vertices(1, 7) = (float)max.y; vertices(2, 7) = (float)max.z;
Eigen::Transform<float, 3, Eigen::Affine> m;
::memcpy((void*)m.data(), (const void*)matrix.data(), 16 * sizeof(float));
Eigen::Matrix<float, 3, 8> transf_vertices = m * vertices.colwise().homogeneous();
float min_x = transf_vertices(0, 0);
float max_x = transf_vertices(0, 0);
float min_y = transf_vertices(1, 0);
float max_y = transf_vertices(1, 0);
float min_z = transf_vertices(2, 0);
float max_z = transf_vertices(2, 0);
for (int i = 1; i < 8; ++i)
{
min_x = std::min(min_x, transf_vertices(0, i));
max_x = std::max(max_x, transf_vertices(0, i));
min_y = std::min(min_y, transf_vertices(1, i));
max_y = std::max(max_y, transf_vertices(1, i));
min_z = std::min(min_z, transf_vertices(2, i));
max_z = std::max(max_z, transf_vertices(2, i));
}
return BoundingBoxf3(Pointf3((coordf_t)min_x, (coordf_t)min_y, (coordf_t)min_z), Pointf3((coordf_t)max_x, (coordf_t)max_y, (coordf_t)max_z));
}
}