Add the full source of BambuStudio

using version 1.0.10

tests/sla_print/sla_test_utils.hpp

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+#ifndef SLA_TEST_UTILS_HPP
+#define SLA_TEST_UTILS_HPP
+
+#include <catch2/catch.hpp>
+#include <test_utils.hpp>
+
+// Debug
+#include <fstream>
+#include <unordered_set>
+
+#include "libslic3r/libslic3r.h"
+#include "libslic3r/Format/OBJ.hpp"
+#include "libslic3r/SLAPrint.hpp"
+#include "libslic3r/TriangleMesh.hpp"
+#include "libslic3r/SLA/Pad.hpp"
+#include "libslic3r/SLA/SupportTreeBuilder.hpp"
+#include "libslic3r/SLA/SupportTreeBuildsteps.hpp"
+#include "libslic3r/SLA/SupportPointGenerator.hpp"
+#include "libslic3r/SLA/AGGRaster.hpp"
+#include "libslic3r/SLA/ConcaveHull.hpp"
+#include "libslic3r/MTUtils.hpp"
+
+#include "libslic3r/SVG.hpp"
+#include "libslic3r/Format/OBJ.hpp"
+
+using namespace Slic3r;
+
+enum e_validity {
+    ASSUME_NO_EMPTY = 1,
+    ASSUME_MANIFOLD = 2,
+    ASSUME_NO_REPAIR = 4
+};
+
+void check_validity(const TriangleMesh &input_mesh,
+                    int flags = ASSUME_NO_EMPTY | ASSUME_MANIFOLD |
+                                ASSUME_NO_REPAIR);
+
+struct PadByproducts
+{
+    ExPolygons   model_contours;
+    ExPolygons   support_contours;
+    TriangleMesh mesh;
+};
+
+void test_concave_hull(const ExPolygons &polys);
+
+void test_pad(const std::string &   obj_filename,
+              const sla::PadConfig &padcfg,
+              PadByproducts &       out);
+
+inline void test_pad(const std::string &   obj_filename,
+              const sla::PadConfig &padcfg = {})
+{
+    PadByproducts byproducts;
+    test_pad(obj_filename, padcfg, byproducts);
+}
+
+struct SupportByproducts
+{
+    std::string             obj_fname;
+    std::vector<float>      slicegrid;
+    std::vector<ExPolygons> model_slices;
+    sla::SupportTreeBuilder supporttree;
+    TriangleMesh            input_mesh;
+};
+
+const constexpr float CLOSING_RADIUS = 0.005f;
+
+void check_support_tree_integrity(const sla::SupportTreeBuilder &stree,
+                                  const sla::SupportTreeConfig &cfg);
+
+void test_supports(const std::string          &obj_filename,
+                   const sla::SupportTreeConfig   &supportcfg,
+                   const sla::HollowingConfig &hollowingcfg,
+                   const sla::DrainHoles      &drainholes,
+                   SupportByproducts          &out);
+
+inline void test_supports(const std::string &obj_filename,
+                   const sla::SupportTreeConfig &supportcfg,
+                   SupportByproducts        &out) 
+{
+    sla::HollowingConfig hcfg;
+    hcfg.enabled = false;
+    test_supports(obj_filename, supportcfg, hcfg, {}, out);    
+}
+
+inline void test_supports(const std::string &obj_filename,
+                   const sla::SupportTreeConfig &supportcfg = {})
+{
+    SupportByproducts byproducts;
+    test_supports(obj_filename, supportcfg, byproducts);
+}
+
+void export_failed_case(const std::vector<ExPolygons> &support_slices,
+                        const SupportByproducts &byproducts);
+
+
+void test_support_model_collision(
+    const std::string          &obj_filename,
+    const sla::SupportTreeConfig   &input_supportcfg,
+    const sla::HollowingConfig &hollowingcfg,
+    const sla::DrainHoles      &drainholes);
+
+inline void test_support_model_collision(
+    const std::string        &obj_filename,
+    const sla::SupportTreeConfig &input_supportcfg = {}) 
+{
+    sla::HollowingConfig hcfg;
+    hcfg.enabled = false;
+    test_support_model_collision(obj_filename, input_supportcfg, hcfg, {});
+}
+
+// Test pair hash for 'nums' random number pairs.
+template <class I, class II> void test_pairhash()
+{
+    const constexpr size_t nums = 1000;
+    I A[nums] = {0}, B[nums] = {0};
+    std::unordered_set<I> CH;
+    std::unordered_map<II, std::pair<I, I>> ints;
+    
+    std::random_device rd;
+    std::mt19937 gen(rd());
+    
+    const I Ibits = int(sizeof(I) * CHAR_BIT);
+    const II IIbits = int(sizeof(II) * CHAR_BIT);
+    
+    int bits = IIbits / 2 < Ibits ? Ibits / 2 : Ibits;
+    if (std::is_signed<I>::value) bits -= 1;
+    const I Imin = 0;
+    const I Imax = I(std::pow(2., bits) - 1);
+    
+    std::uniform_int_distribution<I> dis(Imin, Imax);
+    
+    for (size_t i = 0; i < nums;) {
+        I a = dis(gen);
+        if (CH.find(a) == CH.end()) { CH.insert(a); A[i] = a; ++i; }
+    }
+    
+    for (size_t i = 0; i < nums;) {
+        I b = dis(gen);
+        if (CH.find(b) == CH.end()) { CH.insert(b); B[i] = b; ++i; }
+    }
+    
+    for (size_t i = 0; i < nums; ++i) {
+        I a = A[i], b = B[i];
+        
+        REQUIRE(a != b);
+        
+        II hash_ab = sla::pairhash<I, II>(a, b);
+        II hash_ba = sla::pairhash<I, II>(b, a);
+        REQUIRE(hash_ab == hash_ba);
+        
+        auto it = ints.find(hash_ab);
+        
+        if (it != ints.end()) {
+            REQUIRE((
+                (it->second.first == a && it->second.second == b) ||
+                (it->second.first == b && it->second.second == a)
+                ));
+        } else
+            ints[hash_ab] = std::make_pair(a, b);
+    }
+}
+
+// SLA Raster test utils:
+
+using TPixel = uint8_t;
+static constexpr const TPixel FullWhite = 255;
+static constexpr const TPixel FullBlack = 0;
+
+template <class A, int N> constexpr int arraysize(const A (&)[N]) { return N; }
+
+void check_raster_transformations(sla::RasterBase::Orientation o,
+                                  sla::RasterBase::TMirroring  mirroring);
+
+ExPolygon square_with_hole(double v);
+
+inline double pixel_area(TPixel px, const sla::RasterBase::PixelDim &pxdim)
+{
+    return (pxdim.h_mm * pxdim.w_mm) * px * 1. / (FullWhite - FullBlack);
+}
+
+double raster_white_area(const sla::RasterGrayscaleAA &raster);
+long raster_pxsum(const sla::RasterGrayscaleAA &raster);
+
+double predict_error(const ExPolygon &p, const sla::RasterBase::PixelDim &pd);
+
+sla::SupportPoints calc_support_pts(
+    const TriangleMesh &                      mesh,
+    const sla::SupportPointGenerator::Config &cfg = {});
+
+#endif // SLA_TEST_UTILS_HPP