Schema dependent serializers

2026-08-13 02:47:48 +00:00 · 2018-03-04 10:43:40 +01:00
parent 0a809ba127
commit 6685ea6d7a
15 changed files with 545 additions and 0 deletions
@@ -0,0 +1,90 @@
+/********************************************************************************
+ *                                                                              *
+ * This file is part of IfcOpenShell.                                           *
+ *                                                                              *
+ * IfcOpenShell is free software: you can redistribute it and/or modify         *
+ * it under the terms of the Lesser GNU General Public License as published by  *
+ * the Free Software Foundation, either version 3.0 of the License, or          *
+ * (at your option) any later version.                                          *
+ *                                                                              *
+ * IfcOpenShell is distributed in the hope that it will be useful,              *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of               *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                 *
+ * Lesser GNU General Public License for more details.                          *
+ *                                                                              *
+ * You should have received a copy of the Lesser GNU General Public License     *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.         *
+ *                                                                              *
+ ********************************************************************************/
+
+#ifndef GEOMETRYSERIALIZER_H
+#define GEOMETRYSERIALIZER_H
+
+#ifdef IFCCONVERT_DOUBLE_PRECISION
+typedef double real_t;
+#else
+typedef float real_t;
+#endif
+
+#include "../ifcconvert/Serializer.h"
+#include "../ifcgeom_schema_agnostic/IfcGeomIterator.h"
+#include "../ifcgeom/IfcGeomElement.h"
+
+class SerializerSettings : public IfcGeom::IteratorSettings
+{
+public:
+    enum Setting
+    {
+        /// Use entity names instead of unique IDs for naming elements.
+        /// Applicable for OBJ, DAE, and SVG output.
+        USE_ELEMENT_NAMES = 1 << (IfcGeom::IteratorSettings::NUM_SETTINGS + 1),
+        /// Use entity GUIDs instead of unique IDs for naming elements.
+        /// Applicable for OBJ, DAE, and SVG output.
+        USE_ELEMENT_GUIDS = 1 << (IfcGeom::IteratorSettings::NUM_SETTINGS + 2),
+        /// Use material names instead of unique IDs for naming materials.
+        /// Applicable for OBJ and DAE output.
+        USE_MATERIAL_NAMES = 1 << (IfcGeom::IteratorSettings::NUM_SETTINGS + 3),
+		/// Use element types instead of unique IDs for naming elements.
+		/// Applicable for DAE output.
+		USE_ELEMENT_TYPES = 1 << (IfcGeom::IteratorSettings::NUM_SETTINGS + 4),
+		/// Order the elements using their IfcBuildingStorey parent
+		/// Applicable for DAE output
+		USE_ELEMENT_HIERARCHY = 1 << (IfcGeom::IteratorSettings::NUM_SETTINGS + 5),
+        /// Number of different setting flags.
+        NUM_SETTINGS = 5
+    };
+
+    SerializerSettings()
+        : precision(DEFAULT_PRECISION)
+    {
+        memset(offset, 0, sizeof(offset));
+    }
+
+    /// Optional offset that is applied to serialized objects, (0,0,0) by default.
+    double offset[3];
+
+    /// Sets the precision used to format floating-point values, 15 by default.
+    /// Use a negative value to use the system's default precision (should be 6 typically).
+    short precision;
+
+    enum { DEFAULT_PRECISION = 15 };
+};
+
+class GeometrySerializer : public Serializer {
+public:
+    GeometrySerializer(const SerializerSettings& settings) : settings_(settings) {}
+	virtual ~GeometrySerializer() {} 
+
+	virtual bool isTesselated() const = 0;
+	virtual void write(const IfcGeom::TriangulationElement<real_t>* o) = 0;
+	virtual void write(const IfcGeom::BRepElement<real_t>* o) = 0;
+	virtual void setUnitNameAndMagnitude(const std::string& name, float magnitude) = 0;
+
+    const SerializerSettings& settings() const { return settings_; }
+    SerializerSettings& settings() { return settings_; }
+
+protected:
+    SerializerSettings settings_;
+};
+
+#endif