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67<h1>discrete.h</h1><a href="discrete_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
68<a name="l00013"></a>00013 <span class="preprocessor">#ifndef DISCR_H</span>
69<a name="l00014"></a>00014 <span class="preprocessor"></span><span class="preprocessor">#define DISCR_H</span>
70<a name="l00015"></a>00015 <span class="preprocessor"></span>
71<a name="l00016"></a>00016
72<a name="l00017"></a>00017 <span class="preprocessor">#include &quot;../shared_ptr.h&quot;</span>
73<a name="l00018"></a>00018 <span class="preprocessor">#include &quot;../base/bdmbase.h&quot;</span>
74<a name="l00019"></a>00019 <span class="preprocessor">#include &quot;../math/chmat.h&quot;</span>
75<a name="l00020"></a>00020
76<a name="l00021"></a>00021 <span class="keyword">namespace </span>bdm {
77<a name="l00022"></a>00022
78<a name="l00026"></a><a class="code" href="classbdm_1_1rectangular__support.html">00026</a> <span class="keyword">class </span><a class="code" href="classbdm_1_1rectangular__support.html">rectangular_support</a>: <span class="keyword">public</span> <a class="code" href="classbdm_1_1root.html" title="Root class of BDM objects.">root</a> {
79<a name="l00027"></a>00027 <span class="keyword">protected</span>:
80<a name="l00029"></a><a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14">00029</a>         Array&lt;vec&gt; <a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a>;
81<a name="l00031"></a><a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31">00031</a>         ivec <a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31" title="Number of support points in each dimension.">gridsizes</a>;
82<a name="l00033"></a><a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79">00033</a>         <span class="keywordtype">int</span> <a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>;
83<a name="l00035"></a><a class="code" href="classbdm_1_1rectangular__support.html#a6e55e6243f3a3e451f8bed149d948319">00035</a>         <span class="keywordtype">int</span> <a class="code" href="classbdm_1_1rectangular__support.html#a6e55e6243f3a3e451f8bed149d948319" title="Number of data points.">Npoints</a>;
84<a name="l00037"></a><a class="code" href="classbdm_1_1rectangular__support.html#ae1aa9a4e91c248a29e4e432f4b448197">00037</a>         vec <a class="code" href="classbdm_1_1rectangular__support.html#ae1aa9a4e91c248a29e4e432f4b448197" title="active vector for first_vec and next_vec">actvec</a>;
85<a name="l00039"></a><a class="code" href="classbdm_1_1rectangular__support.html#a744688479a1ab8cf9f80d6f3021d762b">00039</a>         vec <a class="code" href="classbdm_1_1rectangular__support.html#a744688479a1ab8cf9f80d6f3021d762b" title="indeces of active vector">actvec_ind</a>;
86<a name="l00041"></a><a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a">00041</a>         vec <a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a" title="length of steps in each dimension">steps</a>;
87<a name="l00042"></a>00042 <span class="keyword">public</span>:
88<a name="l00044"></a><a class="code" href="classbdm_1_1rectangular__support.html#a9929645efe5eff3a6b87da8b81e114c4">00044</a>         <a class="code" href="classbdm_1_1rectangular__support.html#a9929645efe5eff3a6b87da8b81e114c4" title="default constructor">rectangular_support</a>() : <a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a> ( 0 ), <a class="code" href="classbdm_1_1rectangular__support.html#a6e55e6243f3a3e451f8bed149d948319" title="Number of data points.">Npoints</a> ( 0 ) {
89<a name="l00045"></a>00045         }
90<a name="l00046"></a>00046
91<a name="l00048"></a>00048         <span class="keywordtype">void</span> <a class="code" href="classbdm_1_1rectangular__support.html#aa18272405534f914ee3798f1c4034e51" title="set parameters">set_parameters</a> ( <span class="keyword">const</span> Array&lt;vec&gt; &amp;ranges0, <span class="keyword">const</span> ivec &amp;gridsize0 );
92<a name="l00049"></a>00049
93<a name="l00051"></a>00051         <span class="keywordtype">void</span> <a class="code" href="classbdm_1_1rectangular__support.html#adeaab6ec24371267da14de05963c5092" title="Internal functio to set temporaries correctly.">initialize</a>();
94<a name="l00052"></a>00052
95<a name="l00054"></a>00054         vec <a class="code" href="classbdm_1_1rectangular__support.html#a2fd69b881ff077e6d3da3e453d7dc418" title="return vector at position given by vector of indeces">get_vec</a> ( <span class="keyword">const</span> ivec &amp;inds );
96<a name="l00055"></a>00055
97<a name="l00057"></a>00057         <span class="keywordtype">long</span> <a class="code" href="classbdm_1_1rectangular__support.html#a2ae8ed78cba8e14b5dcc570b51d7d3f0" title="convert dimension indeces into linear index, the indexing is in the same way as in...">linear_index</a> ( <span class="keyword">const</span> ivec inds );
98<a name="l00058"></a>00058
99<a name="l00060"></a>00060         <span class="keyword">const</span> vec&amp; <a class="code" href="classbdm_1_1rectangular__support.html#a6a1d6c127b468b772fd0a7206e2880a3" title="set the first vector to corner and store result in actvec">first_vec</a>();
100<a name="l00061"></a>00061
101<a name="l00063"></a>00063         <span class="keyword">const</span> vec&amp; <a class="code" href="classbdm_1_1rectangular__support.html#a80f33e406ba1799376537c39fdf7cc97" title="Get next active vector, call ONLY after first_vector()!">next_vec</a>();
102<a name="l00064"></a>00064
103<a name="l00066"></a>00066         ivec <a class="code" href="classbdm_1_1rectangular__support.html#a0ea90fd6ba65251683c04599b6d094b7">nearest_point</a> ( <span class="keyword">const</span> vec &amp;val );
104<a name="l00067"></a>00067
105<a name="l00069"></a><a class="code" href="classbdm_1_1rectangular__support.html#aa2cc3a7250b969675bc8f9034aa2a7d2">00069</a>         <span class="keywordtype">int</span> <a class="code" href="classbdm_1_1rectangular__support.html#aa2cc3a7250b969675bc8f9034aa2a7d2" title="Access function.">points</a>()<span class="keyword"> const </span>{
106<a name="l00070"></a>00070                 <span class="keywordflow">return</span> <a class="code" href="classbdm_1_1rectangular__support.html#a6e55e6243f3a3e451f8bed149d948319" title="Number of data points.">Npoints</a>;
107<a name="l00071"></a>00071         }
108<a name="l00072"></a>00072
109<a name="l00075"></a><a class="code" href="classbdm_1_1rectangular__support.html#acfd542382bc959fce9c117b8df5f6e9f">00075</a>         <span class="keyword">const</span> vec&amp; <a class="code" href="classbdm_1_1rectangular__support.html#acfd542382bc959fce9c117b8df5f6e9f">_steps</a>()<span class="keyword"> const </span>{
110<a name="l00076"></a>00076                 <span class="keywordflow">return</span> <a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a" title="length of steps in each dimension">steps</a>;
111<a name="l00077"></a>00077         }
112<a name="l00078"></a>00078
113<a name="l00079"></a>00079         <span class="keywordtype">void</span> <a class="code" href="classbdm_1_1rectangular__support.html#ac8d82bd237cdd4dc50d5fbcc285d80ee" title="This method arrange instance properties according the data stored in the Setting...">from_setting</a> ( <span class="keyword">const</span> Setting &amp;<span class="keyword">set</span> );
114<a name="l00080"></a>00080 };
115<a name="l00081"></a>00081 <a class="code" href="user__info_8h.html#a4f9de2f17e844047726487b99def99c6" title="Macro for registration of class into map of user-infos, registered class is scriptable...">UIREGISTER</a> ( rectangular_support );
116<a name="l00082"></a>00082
117<a name="l00084"></a><a class="code" href="classbdm_1_1discrete__support.html">00084</a> <span class="keyword">class </span><a class="code" href="classbdm_1_1discrete__support.html" title="Discrete support with stored support points.">discrete_support</a>: <span class="keyword">public</span> <a class="code" href="classbdm_1_1root.html" title="Root class of BDM objects.">root</a> {
118<a name="l00085"></a>00085 <span class="keyword">protected</span>:
119<a name="l00087"></a><a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c">00087</a>         Array&lt;vec&gt; <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>;
120<a name="l00089"></a><a class="code" href="classbdm_1_1discrete__support.html#a505284848af521fea33e65368de4845e">00089</a>         <span class="keywordtype">int</span> <a class="code" href="classbdm_1_1discrete__support.html#a505284848af521fea33e65368de4845e" title="index in iterators">idx</a>;
121<a name="l00090"></a>00090 <span class="keyword">public</span>:
122<a name="l00092"></a><a class="code" href="classbdm_1_1discrete__support.html#a58d652a1f149a7698f1fee9acd1a78b5">00092</a>         <a class="code" href="classbdm_1_1discrete__support.html#a58d652a1f149a7698f1fee9acd1a78b5" title="Default constructor.">discrete_support</a>() : <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a> ( 0 ), <a class="code" href="classbdm_1_1discrete__support.html#a505284848af521fea33e65368de4845e" title="index in iterators">idx</a> ( 0 ) {}
123<a name="l00094"></a><a class="code" href="classbdm_1_1discrete__support.html#adc3d175266b65168ba3f3a5f568078a1">00094</a>         <span class="keywordtype">int</span> <a class="code" href="classbdm_1_1discrete__support.html#adc3d175266b65168ba3f3a5f568078a1" title="Access function.">points</a>()<span class="keyword"> const </span>{
124<a name="l00095"></a>00095                 <span class="keywordflow">return</span> <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>.length();
125<a name="l00096"></a>00096         }
126<a name="l00098"></a><a class="code" href="classbdm_1_1discrete__support.html#a26c803791b63916adf301a4a186f01ba">00098</a>         <span class="keyword">const</span> vec&amp; <a class="code" href="classbdm_1_1discrete__support.html#a26c803791b63916adf301a4a186f01ba" title="set the first vector to corner and store result in actvec">first_vec</a>() {
127<a name="l00099"></a>00099                 <a class="code" href="bdmerror_8h.html#a89a0f906b242b79c5d3d342291b2cab4" title="Throw std::runtime_exception if t is not true and NDEBUG is not defined.">bdm_assert_debug</a> ( <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>.length() &gt; 0, <span class="stringliteral">&quot;Empty support&quot;</span> );
128<a name="l00100"></a>00100                 <a class="code" href="classbdm_1_1discrete__support.html#a505284848af521fea33e65368de4845e" title="index in iterators">idx</a> = 0;
129<a name="l00101"></a>00101                 <span class="keywordflow">return</span> <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a> ( idx );
130<a name="l00102"></a>00102         }
131<a name="l00104"></a><a class="code" href="classbdm_1_1discrete__support.html#a368f10fd45443dee5296cc0febb240fb">00104</a>         <span class="keyword">const</span> vec&amp; <a class="code" href="classbdm_1_1discrete__support.html#a368f10fd45443dee5296cc0febb240fb" title="set next vector after calling first_vec()">next_vec</a>() {
132<a name="l00105"></a>00105                 <a class="code" href="bdmerror_8h.html#a89a0f906b242b79c5d3d342291b2cab4" title="Throw std::runtime_exception if t is not true and NDEBUG is not defined.">bdm_assert_debug</a> ( <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>.length() &gt; <a class="code" href="classbdm_1_1discrete__support.html#a505284848af521fea33e65368de4845e" title="index in iterators">idx</a> - 1, <span class="stringliteral">&quot;Out of support points&quot;</span> );
133<a name="l00106"></a>00106                 <span class="keywordflow">return</span> <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a> ( ++<a class="code" href="classbdm_1_1discrete__support.html#a505284848af521fea33e65368de4845e" title="index in iterators">idx</a> );
134<a name="l00107"></a>00107         }
135<a name="l00108"></a>00108
136<a name="l00118"></a>00118         <span class="keywordtype">void</span> <a class="code" href="classbdm_1_1discrete__support.html#a0c405889b7b76f0852c1b2a222f07aab">from_setting</a> ( <span class="keyword">const</span> Setting &amp;<span class="keyword">set</span> );
137<a name="l00119"></a>00119
138<a name="l00121"></a><a class="code" href="classbdm_1_1discrete__support.html#a1e9af8da7fa2ac2c03b3cec1d4407b1d">00121</a>         Array&lt;vec&gt; &amp; <a class="code" href="classbdm_1_1discrete__support.html#a1e9af8da7fa2ac2c03b3cec1d4407b1d" title="access function">_Spoints</a>() {
139<a name="l00122"></a>00122                 <span class="keywordflow">return</span> <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>;
140<a name="l00123"></a>00123         }
141<a name="l00124"></a>00124 };
142<a name="l00125"></a>00125 <a class="code" href="user__info_8h.html#a4f9de2f17e844047726487b99def99c6" title="Macro for registration of class into map of user-infos, registered class is scriptable...">UIREGISTER</a> ( discrete_support );
143<a name="l00126"></a>00126
144<a name="l00128"></a><a class="code" href="classbdm_1_1grid__fnc.html">00128</a> <span class="keyword">class </span><a class="code" href="classbdm_1_1grid__fnc.html" title="Function defined by values on a fixed grid and interpolated inbetween them.">grid_fnc</a>: <span class="keyword">public</span> <a class="code" href="classbdm_1_1fnc.html" title="Class representing function  of variable  represented by rv.">fnc</a> {
145<a name="l00129"></a>00129 <span class="keyword">protected</span>:
146<a name="l00131"></a><a class="code" href="classbdm_1_1grid__fnc.html#a0d796a1d6ed991a016bb3db9293a1449">00131</a>         <a class="code" href="classbdm_1_1rectangular__support.html">rectangular_support</a> <a class="code" href="classbdm_1_1grid__fnc.html#a0d796a1d6ed991a016bb3db9293a1449" title="grid - function support">sup</a>;
147<a name="l00133"></a><a class="code" href="classbdm_1_1grid__fnc.html#a01cf3e0043b58af2c30ebdeac925fbee">00133</a>         vec <a class="code" href="classbdm_1_1grid__fnc.html#a01cf3e0043b58af2c30ebdeac925fbee" title="function values on the grid">values</a>;
148<a name="l00134"></a>00134 <span class="keyword">public</span>:
149<a name="l00136"></a><a class="code" href="classbdm_1_1grid__fnc.html#ab694d146aa19a9801628c105a29ac8bf">00136</a>         <span class="keywordtype">void</span> <a class="code" href="classbdm_1_1grid__fnc.html#ab694d146aa19a9801628c105a29ac8bf" title="constructor function">set_support</a> ( <a class="code" href="classbdm_1_1rectangular__support.html">rectangular_support</a> &amp;sup0 ) {
150<a name="l00137"></a>00137                 <a class="code" href="classbdm_1_1grid__fnc.html#a0d796a1d6ed991a016bb3db9293a1449" title="grid - function support">sup</a> = sup0;
151<a name="l00138"></a>00138                 <a class="code" href="classbdm_1_1grid__fnc.html#a01cf3e0043b58af2c30ebdeac925fbee" title="function values on the grid">values</a> = zeros ( <a class="code" href="classbdm_1_1grid__fnc.html#a0d796a1d6ed991a016bb3db9293a1449" title="grid - function support">sup</a>.<a class="code" href="classbdm_1_1rectangular__support.html#aa2cc3a7250b969675bc8f9034aa2a7d2" title="Access function.">points</a>() );
152<a name="l00139"></a>00139         }
153<a name="l00141"></a>00141         <span class="keywordtype">void</span> <a class="code" href="classbdm_1_1grid__fnc.html#acd5fc88472c67e2ddafd3e3dfa5859c0" title="constructor function fills values by calling function f , double f(vec&amp;amp;), given...">set_values</a> ( <span class="keywordtype">double</span> ( *evalptr ) ( <span class="keyword">const</span> vec&amp; ) );
154<a name="l00142"></a>00142
155<a name="l00144"></a><a class="code" href="classbdm_1_1grid__fnc.html#a8fb871dcc27b0ac4ba6d2eae3ea484ea">00144</a>         <span class="keywordtype">double</span> <a class="code" href="classbdm_1_1grid__fnc.html#a8fb871dcc27b0ac4ba6d2eae3ea484ea" title="get value nearest to the given point">nearest_val</a> ( <span class="keyword">const</span> vec &amp;val ) {
156<a name="l00145"></a>00145                 <span class="keywordflow">return</span> <a class="code" href="classbdm_1_1grid__fnc.html#a01cf3e0043b58af2c30ebdeac925fbee" title="function values on the grid">values</a> ( <a class="code" href="classbdm_1_1grid__fnc.html#a0d796a1d6ed991a016bb3db9293a1449" title="grid - function support">sup</a>.<a class="code" href="classbdm_1_1rectangular__support.html#a2ae8ed78cba8e14b5dcc570b51d7d3f0" title="convert dimension indeces into linear index, the indexing is in the same way as in...">linear_index</a> ( <a class="code" href="classbdm_1_1grid__fnc.html#a0d796a1d6ed991a016bb3db9293a1449" title="grid - function support">sup</a>.<a class="code" href="classbdm_1_1rectangular__support.html#a0ea90fd6ba65251683c04599b6d094b7">nearest_point</a> ( val ) ) );
157<a name="l00146"></a>00146         }
158<a name="l00147"></a>00147
159<a name="l00148"></a><a class="code" href="classbdm_1_1grid__fnc.html#a8814bad6ae13a11f288e9ad06ef48ee5">00148</a>         vec <a class="code" href="classbdm_1_1grid__fnc.html#a8814bad6ae13a11f288e9ad06ef48ee5" title="function evaluates numerical value of  at  cond ">eval</a> ( <span class="keyword">const</span> vec &amp;val ) {
160<a name="l00149"></a>00149                 <span class="keywordflow">return</span> vec_1 ( <a class="code" href="classbdm_1_1grid__fnc.html#a8fb871dcc27b0ac4ba6d2eae3ea484ea" title="get value nearest to the given point">nearest_val</a> ( val ) );
161<a name="l00150"></a>00150         }
162<a name="l00151"></a>00151 };
163<a name="l00152"></a>00152 <a class="code" href="user__info_8h.html#a4f9de2f17e844047726487b99def99c6" title="Macro for registration of class into map of user-infos, registered class is scriptable...">UIREGISTER</a> ( grid_fnc );
164<a name="l00153"></a>00153
165<a name="l00157"></a><a class="code" href="classbdm_1_1egrid.html">00157</a> <span class="keyword">class </span><a class="code" href="classbdm_1_1egrid.html">egrid</a>: <span class="keyword">public</span> <a class="code" href="classbdm_1_1epdf.html" title="Probability density function with numerical statistics, e.g. posterior density.">epdf</a> {
166<a name="l00158"></a>00158 <span class="keyword">protected</span>:
167<a name="l00160"></a><a class="code" href="classbdm_1_1egrid.html#a15f195f36f489a4856bcb7c56ef50c4c">00160</a>         <a class="code" href="classbdm_1_1rectangular__support.html">rectangular_support</a> <a class="code" href="classbdm_1_1egrid.html#a15f195f36f489a4856bcb7c56ef50c4c" title="support of the pdf - grid">sup</a>;
168<a name="l00162"></a><a class="code" href="classbdm_1_1egrid.html#a6e2bd7bcd849ac8e90cca062eeb4150f">00162</a>         vec <a class="code" href="classbdm_1_1egrid.html#a6e2bd7bcd849ac8e90cca062eeb4150f" title="values at the grid">values</a>;
169<a name="l00163"></a>00163 <span class="keyword">public</span>:
170<a name="l00165"></a><a class="code" href="classbdm_1_1egrid.html#a3a9f0d4f725b189b08990c5997aa57ae">00165</a>         <span class="keywordtype">double</span> <a class="code" href="classbdm_1_1egrid.html#a3a9f0d4f725b189b08990c5997aa57ae" title="we assume that evallog is not called too often otherwise we should cache log(values)...">evallog</a> ( <span class="keyword">const</span> vec &amp;val ) {
171<a name="l00166"></a>00166                 <span class="keywordflow">return</span> log ( <a class="code" href="classbdm_1_1egrid.html#a6e2bd7bcd849ac8e90cca062eeb4150f" title="values at the grid">values</a> ( <a class="code" href="classbdm_1_1egrid.html#a15f195f36f489a4856bcb7c56ef50c4c" title="support of the pdf - grid">sup</a>.<a class="code" href="classbdm_1_1rectangular__support.html#a2ae8ed78cba8e14b5dcc570b51d7d3f0" title="convert dimension indeces into linear index, the indexing is in the same way as in...">linear_index</a> ( <a class="code" href="classbdm_1_1egrid.html#a15f195f36f489a4856bcb7c56ef50c4c" title="support of the pdf - grid">sup</a>.<a class="code" href="classbdm_1_1rectangular__support.html#a0ea90fd6ba65251683c04599b6d094b7">nearest_point</a> ( val ) ) ) );
172<a name="l00167"></a>00167         }
173<a name="l00168"></a>00168
174<a name="l00169"></a>00169 };
175<a name="l00170"></a>00170 }
176<a name="l00171"></a>00171 <span class="preprocessor">#endif //DISCR_H</span>
177</pre></div></div>
178<hr size="1"/><address style="text-align: right;"><small>Generated on Thu Oct 15 00:07:48 2009 for mixpp by&nbsp;
179<a href="http://www.doxygen.org/index.html">
180<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.1 </small></address>
181</body>
182</html>
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