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https://github.com/SoftFever/OrcaSlicer.git
synced 2025-07-23 06:33:57 -06:00
Added functions to export raw image data to PNG for debugging purposes.
Renamed PNGRead.cpp/hpp to PNGReadWrite.cpp,hpp EdgeGrid: Resurrected debugging output to PNG.
This commit is contained in:
Vojtech Bubnik
parent
7da1622e76
commit
aa6ddfec85
8 changed files with 273 additions and 163 deletions
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@ -3,16 +3,16 @@
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#include <float.h>
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#include <unordered_map>
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#if 0
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// #ifdef SLIC3R_GUI
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#include <wx/image.h>
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#endif /* SLIC3R_GUI */
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#include <png.h>
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#include "libslic3r.h"
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#include "ClipperUtils.hpp"
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#include "EdgeGrid.hpp"
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#include "Geometry.hpp"
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#include "SVG.hpp"
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#include "PNGReadWrite.hpp"
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// #define EDGE_GRID_DEBUG_OUTPUT
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#if 0
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// Enable debugging and assert in this file.
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@ -677,6 +677,11 @@ struct PropagateDanielssonSingleVStep3 {
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void EdgeGrid::Grid::calculate_sdf()
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{
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#ifdef EDGE_GRID_DEBUG_OUTPUT
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static int iRun = 0;
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++ iRun;
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#endif
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// 1) Initialize a signum and an unsigned vector to a zero iso surface.
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size_t nrows = m_rows + 1;
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size_t ncols = m_cols + 1;
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@ -774,19 +779,12 @@ void EdgeGrid::Grid::calculate_sdf()
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}
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}
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#if 0
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static int iRun = 0;
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++ iRun;
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if (wxImage::FindHandler(wxBITMAP_TYPE_PNG) == nullptr)
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wxImage::AddHandler(new wxPNGHandler);
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//#ifdef SLIC3R_GUI
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#ifdef EDGE_GRID_DEBUG_OUTPUT
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{
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wxImage img(ncols, nrows);
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unsigned char *data = img.GetData();
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memset(data, 0, ncols * nrows * 3);
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for (coord_t r = 0; r < nrows; ++r) {
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for (coord_t c = 0; c < ncols; ++c) {
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unsigned char *pxl = data + (((nrows - r - 1) * ncols) + c) * 3;
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std::vector<uint8_t> pixels(ncols * nrows * 3, 0);
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for (coord_t r = 0; r < nrows; ++ r) {
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for (coord_t c = 0; c < ncols; ++ c) {
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uint8_t *pxl = pixels.data() + (((nrows - r - 1) * ncols) + c) * 3;
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float d = m_signed_distance_field[r * ncols + c];
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if (d != search_radius) {
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float s = 255 * d / search_radius;
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@ -802,15 +800,13 @@ void EdgeGrid::Grid::calculate_sdf()
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}
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}
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}
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img.SaveFile(debug_out_path("unsigned_df-%d.png", iRun), wxBITMAP_TYPE_PNG);
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png::write_rgb_to_file_scaled(debug_out_path("unsigned_df-%d.png", iRun), ncols, nrows, pixels, 10);
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}
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{
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wxImage img(ncols, nrows);
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unsigned char *data = img.GetData();
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memset(data, 0, ncols * nrows * 3);
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for (coord_t r = 0; r < nrows; ++r) {
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for (coord_t c = 0; c < ncols; ++c) {
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unsigned char *pxl = data + (((nrows - r - 1) * ncols) + c) * 3;
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std::vector<uint8_t> pixels(ncols * nrows * 3, 0);
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for (coord_t r = 0; r < nrows; ++ r) {
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for (coord_t c = 0; c < ncols; ++ c) {
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unsigned char *pxl = pixels.data() + (((nrows - r - 1) * ncols) + c) * 3;
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float d = m_signed_distance_field[r * ncols + c];
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if (d != search_radius) {
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float s = 255 * d / search_radius;
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@ -835,9 +831,9 @@ void EdgeGrid::Grid::calculate_sdf()
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}
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}
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}
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img.SaveFile(debug_out_path("signed_df-%d.png", iRun), wxBITMAP_TYPE_PNG);
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png::write_rgb_to_file_scaled(debug_out_path("signed_df-%d.png", iRun), ncols, nrows, pixels, 10);
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}
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#endif /* SLIC3R_GUI */
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#endif // EDGE_GRID_DEBUG_OUTPUT
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// 2) Propagate the signum.
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#define PROPAGATE_SIGNUM_SINGLE_STEP(DELTA) do { \
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@ -909,17 +905,14 @@ void EdgeGrid::Grid::calculate_sdf()
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}
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}
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#if 0
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//#ifdef SLIC3R_GUI
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#ifdef EDGE_GRID_DEBUG_OUTPUT
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{
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wxImage img(ncols, nrows);
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unsigned char *data = img.GetData();
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memset(data, 0, ncols * nrows * 3);
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std::vector<uint8_t> pixels(ncols * nrows * 3, 0);
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float search_radius = float(m_resolution * 5);
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for (coord_t r = 0; r < nrows; ++r) {
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for (coord_t c = 0; c < ncols; ++c) {
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unsigned char *pxl = data + (((nrows - r - 1) * ncols) + c) * 3;
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unsigned char sign = signs[r * ncols + c];
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uint8_t *pxl = pixels.data() + (((nrows - r - 1) * ncols) + c) * 3;
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uint8_t sign = signs[r * ncols + c];
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switch (sign) {
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case 0:
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// Positive, outside of a narrow band.
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@ -960,20 +953,17 @@ void EdgeGrid::Grid::calculate_sdf()
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}
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}
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}
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img.SaveFile(debug_out_path("signed_df-signs-%d.png", iRun), wxBITMAP_TYPE_PNG);
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png::write_rgb_to_file_scaled(debug_out_path("signed_df-signs-%d.png", iRun), ncols, nrows, pixels, 10);
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}
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#endif /* SLIC3R_GUI */
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#endif // EDGE_GRID_DEBUG_OUTPUT
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#if 0
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//#ifdef SLIC3R_GUI
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#ifdef EDGE_GRID_DEBUG_OUTPUT
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{
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wxImage img(ncols, nrows);
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unsigned char *data = img.GetData();
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memset(data, 0, ncols * nrows * 3);
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std::vector<uint8_t> pixels(ncols * nrows * 3, 0);
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float search_radius = float(m_resolution * 5);
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for (coord_t r = 0; r < nrows; ++r) {
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for (coord_t c = 0; c < ncols; ++c) {
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unsigned char *pxl = data + (((nrows - r - 1) * ncols) + c) * 3;
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uint8_t *pxl = pixels.data() + (((nrows - r - 1) * ncols) + c) * 3;
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float d = m_signed_distance_field[r * ncols + c];
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float s = 255.f * fabs(d) / search_radius;
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int is = std::max(0, std::min(255, int(floor(s + 0.5f))));
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@ -989,9 +979,9 @@ void EdgeGrid::Grid::calculate_sdf()
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}
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}
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}
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img.SaveFile(debug_out_path("signed_df2-%d.png", iRun), wxBITMAP_TYPE_PNG);
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png::write_rgb_to_file_scaled(debug_out_path("signed_df2-%d.png", iRun), ncols, nrows, pixels, 10);
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}
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#endif /* SLIC3R_GUI */
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#endif // EDGE_GRID_DEBUG_OUTPUT
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}
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float EdgeGrid::Grid::signed_distance_bilinear(const Point &pt) const
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@ -1491,26 +1481,18 @@ bool EdgeGrid::Grid::has_intersecting_edges() const
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return false;
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}
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#if 0
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void EdgeGrid::save_png(const EdgeGrid::Grid &grid, const BoundingBox &bbox, coord_t resolution, const char *path)
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void EdgeGrid::save_png(const EdgeGrid::Grid &grid, const BoundingBox &bbox, coord_t resolution, const char *path, size_t scale)
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{
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if (wxImage::FindHandler(wxBITMAP_TYPE_PNG) == nullptr)
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wxImage::AddHandler(new wxPNGHandler);
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unsigned int w = (bbox.max(0) - bbox.min(0) + resolution - 1) / resolution;
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unsigned int h = (bbox.max(1) - bbox.min(1) + resolution - 1) / resolution;
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wxImage img(w, h);
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unsigned char *data = img.GetData();
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memset(data, 0, w * h * 3);
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static int iRun = 0;
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++iRun;
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std::vector<uint8_t> pixels(w * h * 3, 0);
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const coord_t search_radius = grid.resolution() * 2;
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const coord_t display_blend_radius = grid.resolution() * 2;
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for (coord_t r = 0; r < h; ++r) {
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for (coord_t c = 0; c < w; ++ c) {
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unsigned char *pxl = data + (((h - r - 1) * w) + c) * 3;
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unsigned char *pxl = pixels.data() + (((h - r - 1) * w) + c) * 3;
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Point pt(c * resolution + bbox.min(0), r * resolution + bbox.min(1));
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coordf_t min_dist;
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bool on_segment = true;
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@ -1584,9 +1566,8 @@ void EdgeGrid::save_png(const EdgeGrid::Grid &grid, const BoundingBox &bbox, coo
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}
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}
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img.SaveFile(path, wxBITMAP_TYPE_PNG);
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png::write_rgb_to_file_scaled(path, w, h, pixels, scale);
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}
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#endif /* SLIC3R_GUI */
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// Find all pairs of intersectiong edges from the set of polygons.
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std::vector<std::pair<EdgeGrid::Grid::ContourEdge, EdgeGrid::Grid::ContourEdge>> intersecting_edges(const Polygons &polygons)
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