GCC Code Coverage Report

Line	Branch	Exec	Source
1			/*
2			* Copyright (c) 2000-2022 Inria
3			* All rights reserved.
4			*
5			* Redistribution and use in source and binary forms, with or without
6			* modification, are permitted provided that the following conditions are met:
7			*
8			* * Redistributions of source code must retain the above copyright notice,
9			* this list of conditions and the following disclaimer.
10			* * Redistributions in binary form must reproduce the above copyright notice,
11			* this list of conditions and the following disclaimer in the documentation
12			* and/or other materials provided with the distribution.
13			* * Neither the name of the ALICE Project-Team nor the names of its
14			* contributors may be used to endorse or promote products derived from this
15			* software without specific prior written permission.
16			*
17			* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18			* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20			* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
21			* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22			* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23			* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24			* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25			* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26			* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27			* POSSIBILITY OF SUCH DAMAGE.
28			*
29			* Contact: Bruno Levy
30			*
31			* https://www.inria.fr/fr/bruno-levy
32			*
33			* Inria,
34			* Domaine de Voluceau,
35			* 78150 Le Chesnay - Rocquencourt
36			* FRANCE
37			*
38			*/
39
40
41			#ifndef GEOGRAM_BASIC_VECTOR_ATTRIBUTE
42			#define GEOGRAM_BASIC_VECTOR_ATTRIBUTE
43
44			#include <geogram/basic/common.h>
45			#include <geogram/basic/attributes.h>
46			#include <geogram/basic/geometry.h>
47
48			namespace GEO {
49
50			/**
51			* \brief An attribute class that can access a vector attribute
52			* as a scalar attribute with vec2,vec3 or vec4 element types
53			*/
54			template <index_t DIM> class Attribute< vecng<DIM,double> > {
55			public:
56			typedef vecng<DIM,double> vec_type;
57			static constexpr index_t vec_dim = DIM;
58
59			Attribute() {
60			manager_ = nullptr;
61			store_ = nullptr;
62			}
63
64		✗	~Attribute() {
65		✗	if(is_bound()) {
66		✗	unbind();
67			}
68		✗	}
69
70		✗	Attribute(AttributesManager& manager, const std::string& name) {
71		✗	manager_ = nullptr;
72		✗	store_ = nullptr;
73		✗	bind(manager, name);
74		✗	}
75
76		✗	static bool is_defined(
77			AttributesManager& manager, const std::string& name
78			) {
79		✗	AttributeStore* store = manager.find_attribute_store(name);
80		✗	if(store == nullptr) {
81		✗	return false;
82			}
83		✗	if(store->elements_type_matches(typeid(double).name())) {
84		✗	return (store->dimension() == vec_dim);
85			}
86		✗	if(store->elements_type_matches(typeid(vec_type).name())) {
87		✗	return (store->dimension() == 1);
88			}
89		✗	return false;
90			}
91
92		✗	void bind(AttributesManager& manager, const std::string& name) {
93		✗	geo_assert(!is_bound());
94		✗	manager_ = &manager;
95		✗	store_ = manager.find_attribute_store(name);
96		✗	if(store_ == nullptr) {
97		✗	store_ = new TypedAttributeStore<double>(vec_dim);
98		✗	manager_->bind_attribute_store(name,store_);
99			}
100		✗	geo_assert(is_defined(manager, name));
101		✗	store_observer_.register_me(store_);
102		✗	}
103
104		✗	void unbind() {
105		✗	geo_assert(is_bound());
106			// If the AttributesManager was destroyed before, do not
107			// do anything. This can occur in Lua scripting when using
108			// Attribute wrapper objects.
109		✗	if(!store_observer_.disconnected()) {
110		✗	store_observer_.unregister_me(store_);
111			}
112		✗	manager_ = nullptr;
113		✗	store_ = nullptr;
114		✗	}
115
116			bool bind_if_is_defined(
117			AttributesManager& manager, const std::string& name
118			) {
119			geo_assert(!is_bound());
120			if(is_defined(manager, name)) {
121			bind(manager, name);
122			return true;
123			}
124			return false;
125			}
126
127		✗	bool is_bound() const {
128		✗	return (store_ != nullptr && !store_observer_.disconnected());
129			}
130
131		✗	index_t size() const {
132		✗	return store_observer_.size();
133			}
134
135			index_t dimension() const {
136			return 1;
137			}
138
139			index_t nb_elements() const {
140			return size() * dimension();
141			}
142
143		✗	AttributesManager* manager() {
144		✗	return manager_;
145			}
146
147			/**
148			* \brief Destroys this attribute in the AttributesManager.
149			* \details On exit, the attribute is no-longer accessible in
150			* the AttributesManager, its name is available again, and
151			* this attribute is in the unbound state.
152			*/
153			void destroy() {
154			geo_assert(is_bound());
155			store_observer_.unregister_me(store_);
156			manager_->delete_attribute_store(store_);
157			store_ = nullptr;
158			manager_ = nullptr;
159			}
160
161			/**
162			* \brief Binds this Attribute to an AttributesManager if it
163			* already exists in the AttributesManager and types are compatible.
164			* \param[in] manager a reference to the AttributesManager
165			* \param[in] name name of the attribute
166			* \pre !is_bound()
167			* \return \c true if this Attribute was successfully bound
168			*/
169			bool bind_if_is_compatible(
170			AttributesManager& manager, const std::string& name
171			) {
172			if( is_bound() ) {
173			unbind();
174			}
175			store_ = manager.find_attribute_store(name);
176			if(store_ != nullptr) {
177			if( !store_->elements_type_matches(typeid(vec_type).name()) ) {
178			store_ = nullptr;
179			return false;
180			}
181			manager_ = &manager;
182			store_observer_.register_me(store_);
183			return true;
184			}
185			return false;
186			}
187
188			/**
189			* \brief Copies all the values from another attribute.
190			* \param[in] rhs the attribute to be copied.
191			* \details rhs needs to have the same size and dimension
192			* as this Attribute.
193			*/
194			void copy(const Attribute<vec_type>& rhs) {
195			geo_assert(rhs.size() == size());
196			geo_assert(rhs.dimension() == dimension());
197			for(index_t i=0; i<nb_elements(); ++i) {
198			(*this)[i] = rhs[i];
199			}
200			}
201
202
203			/**
204			* \brief Sets all the elements in this attribute
205			* to a specified value.
206			* \param[in] val the value
207			*/
208			void fill(const vec_type& val) {
209			geo_debug_assert(is_bound());
210			for(index_t i=0; i<nb_elements(); ++i) {
211			(*this)[i] = val;
212			}
213			}
214
215			#ifdef GEO_COMPILER_CLANG
216			#pragma clang diagnostic push
217			#pragma clang diagnostic ignored "-Wcast-align"
218			#endif
219		✗	vec_type& operator[](index_t i) {
220		✗	geo_debug_assert(i < size());
221		✗	return ((vec_type*)store_observer_.base_addr())[i];
222			}
223
224			const vec_type& operator[](index_t i) const {
225			geo_debug_assert(i < size());
226			return ((vec_type*)store_observer_.base_addr())[i];
227			}
228
229			#ifdef GEO_COMPILER_CLANG
230			#pragma clang diagnostic pop
231			#endif
232
233			private:
234			AttributeStoreObserver store_observer_;
235			AttributesManager* manager_;
236			AttributeStore* store_;
237			};
238
239			}
240
241			#endif
242