src/ldrawalgorithm.cpp@50f055543ff6 (annotated)
src/ldrawalgorithm.cpp
Wed, 09 Mar 2022 12:42:45 +0200
- author
- Teemu Piippo <teemu@hecknology.net>
- date
- Wed, 09 Mar 2022 12:42:45 +0200
- changeset 172
- 50f055543ff6
- parent 154
- 47cb50cfa9ad
- child 183
- 97b591813c8b
- permissions
- -rw-r--r--
Render vertices as spheres
| 154 | 1 | #include "ldrawalgorithm.h" |
| 2 | #include "linetypes/quadrilateral.h" | |
| 3 | #include "linetypes/triangle.h" | |
| 4 | ||
| 5 | void ldraw::invert(ModelEditor& editor, ldraw::id_t id) | |
| 6 | { | |
| 7 | editor.modifyObject(id, [](ldraw::Object* object){ | |
| 8 | object->invert(); | |
| 9 | }); | |
| 10 | } | |
| 11 | ||
| 12 | static std::array<geom::Triangle, 2> splitTriangles(ldraw::Diagonal diagonal, const std::array<glm::vec3, 4>& points) | |
| 13 | { | |
| 14 | std::array<geom::Triangle, 2> result; | |
| 15 | switch (diagonal) | |
| 16 | { | |
| 17 | case ldraw::Diagonal::Diagonal_13: | |
| 18 | result = {geom::Triangle{points[0], points[1], points[2]}, {points[0], points[2], points[3]}}; | |
| 19 | break; | |
| 20 | case ldraw::Diagonal::Diagonal_24: | |
| 21 | result = {geom::Triangle{points[0], points[1], points[3]}, {points[1], points[2], points[3]}}; | |
| 22 | break; | |
| 23 | } | |
| 24 | return result; | |
| 25 | } | |
| 26 | ||
| 27 | auto ldraw::splitQuadrilateral( | |
| 28 | ModelEditor& editor, | |
| 29 | ldraw::quadrilateralid_t quadrilateral_id, | |
| 30 | ldraw::Diagonal splitType | |
| 31 | ) -> std::optional<std::pair<ldraw::triangleid_t, ldraw::triangleid_t>> | |
| 32 | { | |
| 33 | std::optional<std::pair<ldraw::triangleid_t, ldraw::triangleid_t>> result; | |
| 34 | const auto resolved = editor.model().get2(quadrilateral_id); | |
| 35 | if (resolved.object != nullptr) | |
| 36 | { | |
| 37 | const ldraw::Color color = resolved.object->colorIndex; | |
| 38 | const std::array<geom::Triangle, 2> split = splitTriangles(splitType, resolved.object->points); | |
| 39 | const int position = resolved.index.row(); | |
| 40 | editor.remove(position); | |
| 41 | result = std::make_pair( | |
| 42 | editor.insert<ldraw::Triangle>(position, split[0].points, color), | |
| 43 | editor.insert<ldraw::Triangle>(position, split[1].points, color)); | |
| 44 | } | |
| 45 | return result; | |
| 46 | } | |
| 47 | ||
| 48 | /** | |
| 49 | * @brief Modifies the !LDRAW_ORG line so that it becomes unofficial | |
| 50 | */ | |
| 51 | void ldraw::makeUnofficial(ModelEditor& editor) | |
| 52 | { | |
| 53 | if (editor.model().size() >= 4) | |
| 54 | { | |
| 55 | const ldraw::Object* ldrawOrgLine = editor.model()[3]; | |
| 56 | if (isA<ldraw::MetaCommand>(ldrawOrgLine)) | |
| 57 | { | |
| 58 | const QString& body = ldrawOrgLine->getProperty<ldraw::Property::Text>(); | |
| 59 | if (body.startsWith("!LDRAW_ORG ") and not body.startsWith("!LDRAW_ORG Unofficial_")) | |
| 60 | { | |
| 61 | // Add Unofficial_ to part type | |
| 62 | QStringList tokens = body.split(" "); | |
| 63 | tokens[1] = "Unofficial_" + tokens[1]; | |
| 64 | // Remove the UPDATE tag if it's there | |
| 65 | if (tokens.size() >= 4 && tokens[2] == "UPDATE") | |
| 66 | { | |
| 67 | tokens.removeAt(3); | |
| 68 | tokens.removeAt(2); | |
| 69 | } | |
| 70 | editor.setObjectProperty<ldraw::Property::Text>(ldrawOrgLine->id, tokens.join(" ")); | |
| 71 | } | |
| 72 | } | |
| 73 | } | |
| 74 | } |
