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8abcb4e | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 | #include <SketchUpAPI/initialize.h>
#include <SketchUpAPI/model/component_definition.h>
#include <SketchUpAPI/model/component_instance.h>
#include <SketchUpAPI/model/entities.h>
#include <SketchUpAPI/model/face.h>
#include <SketchUpAPI/model/group.h>
#include <SketchUpAPI/model/material.h>
#include <SketchUpAPI/model/model.h>
#include <SketchUpAPI/model/texture.h>
#include <iostream>
#include <string>
#include <vector>
// Recursive function to traverse entities and count faces with materials
void TraverseEntities(SUEntitiesRef entities, int &totalFaces,
int &texturedFaces, int &indentation) {
size_t num_faces = 0;
SUEntitiesGetNumFaces(entities, &num_faces);
totalFaces += num_faces;
if (num_faces > 0) {
std::vector<SUFaceRef> faces(num_faces);
SUEntitiesGetFaces(entities, num_faces, &faces[0], &num_faces);
for (size_t i = 0; i < num_faces; i++) {
SUMaterialRef front_mat = SU_INVALID;
SUMaterialRef back_mat = SU_INVALID;
SUFaceGetFrontMaterial(faces[i], &front_mat);
SUFaceGetBackMaterial(faces[i], &back_mat);
if (SUIsValid(front_mat) || SUIsValid(back_mat)) {
texturedFaces++;
}
}
}
size_t num_instances = 0;
SUEntitiesGetNumInstances(entities, &num_instances);
if (num_instances > 0) {
std::vector<SUComponentInstanceRef> instances(num_instances);
SUEntitiesGetInstances(entities, num_instances, &instances[0],
&num_instances);
for (size_t i = 0; i < num_instances; i++) {
SUComponentDefinitionRef def = SU_INVALID;
SUComponentInstanceGetDefinition(instances[i], &def);
SUEntitiesRef sub_entities = SU_INVALID;
SUComponentDefinitionGetEntities(def, &sub_entities);
TraverseEntities(sub_entities, totalFaces, texturedFaces, indentation);
}
}
size_t num_groups = 0;
SUEntitiesGetNumGroups(entities, &num_groups);
if (num_groups > 0) {
std::vector<SUGroupRef> groups(num_groups);
SUEntitiesGetGroups(entities, num_groups, &groups[0], &num_groups);
for (size_t i = 0; i < num_groups; i++) {
SUEntitiesRef sub_entities = SU_INVALID;
SUGroupGetEntities(groups[i], &sub_entities);
TraverseEntities(sub_entities, totalFaces, texturedFaces, indentation);
}
}
}
int main(int argc, char *argv[]) {
if (argc < 2) {
std::cerr << "Usage: " << argv[0] << " <skp_file>" << std::endl;
return 1;
}
SUInitialize();
SUModelRef model = SU_INVALID;
SUResult res = SUModelCreateFromFile(&model, argv[1]);
if (res != SU_ERROR_NONE) {
std::cerr << "Failed to load model: " << argv[1] << std::endl;
SUTerminate();
return 1;
}
std::cout << "Successfully loaded: " << argv[1] << std::endl;
// Check Materials
size_t count = 0;
SUModelGetNumMaterials(model, &count);
std::cout << "Total Materials Definitions: " << count << std::endl;
if (count > 0) {
std::vector<SUMaterialRef> materials(count);
SUModelGetMaterials(model, count, &materials[0], &count);
for (size_t i = 0; i < count; i++) {
SUMaterialRef mat = materials[i];
SUStringRef name = SU_INVALID;
SUStringCreate(&name);
SUMaterialGetName(mat, &name);
size_t name_len = 0;
SUStringGetUTF8Length(name, &name_len);
std::vector<char> name_buf(name_len + 1);
SUStringGetUTF8(name, name_len + 1, &name_buf[0], &name_len);
std::cout << " Material " << i << ": " << &name_buf[0];
SUStringRelease(&name);
SUTextureRef texture = SU_INVALID;
SUMaterialGetTexture(mat, &texture);
if (SUIsValid(texture)) {
SUStringRef texName = SU_INVALID;
SUStringCreate(&texName);
SUTextureGetFileName(texture, &texName);
size_t tex_len = 0;
SUStringGetUTF8Length(texName, &tex_len);
std::vector<char> tex_buf(tex_len + 1);
SUStringGetUTF8(texName, tex_len + 1, &tex_buf[0], &tex_len);
std::cout << " (Texture: " << &tex_buf[0] << ")";
SUStringRelease(&texName);
size_t width = 0, height = 0;
double s_scale = 0, t_scale = 0;
SUTextureGetDimensions(texture, &width, &height, &s_scale, &t_scale);
std::cout << " [Dim: " << width << "x" << height << "]";
} else {
std::cout << " (No Texture)";
}
std::cout << std::endl;
}
}
// Check Geometry Usage
SUEntitiesRef entities = SU_INVALID;
SUModelGetEntities(model, &entities);
int totalFaces = 0;
int texturedFaces = 0;
int indentation = 0;
TraverseEntities(entities, totalFaces, texturedFaces, indentation);
std::cout << "Geometry Stats:" << std::endl;
std::cout << " Total Faces: " << totalFaces << std::endl;
std::cout << " Faces with Material assigned: " << texturedFaces << std::endl;
SUModelRelease(&model);
SUTerminate();
return 0;
}
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