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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="l00023"></a>00023
79<a name="l00027"></a><a class="code" href="classbdm_1_1rectangular__support.html">00027</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> {
80<a name="l00028"></a>00028                 <span class="keyword">protected</span>:
81<a name="l00030"></a><a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14">00030</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>;
82<a name="l00032"></a><a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31">00032</a>                         ivec <a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31" title="Number of support points in each dimension.">gridsizes</a>;
83<a name="l00034"></a><a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79">00034</a>                         <span class="keywordtype">int</span> <a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>;
84<a name="l00036"></a><a class="code" href="classbdm_1_1rectangular__support.html#a6e55e6243f3a3e451f8bed149d948319">00036</a>                         <span class="keywordtype">int</span> <a class="code" href="classbdm_1_1rectangular__support.html#a6e55e6243f3a3e451f8bed149d948319" title="Number of data points.">Npoints</a>;
85<a name="l00038"></a><a class="code" href="classbdm_1_1rectangular__support.html#ae1aa9a4e91c248a29e4e432f4b448197">00038</a>                         vec <a class="code" href="classbdm_1_1rectangular__support.html#ae1aa9a4e91c248a29e4e432f4b448197" title="active vector for first_vec and next_vec">actvec</a>;
86<a name="l00040"></a><a class="code" href="classbdm_1_1rectangular__support.html#a744688479a1ab8cf9f80d6f3021d762b">00040</a>                         vec <a class="code" href="classbdm_1_1rectangular__support.html#a744688479a1ab8cf9f80d6f3021d762b" title="indeces of active vector">actvec_ind</a>;
87<a name="l00042"></a><a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a">00042</a>                         vec <a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a" title="length of steps in each dimension">steps</a>;
88<a name="l00043"></a>00043                 <span class="keyword">public</span>:
89<a name="l00045"></a><a class="code" href="classbdm_1_1rectangular__support.html#a9929645efe5eff3a6b87da8b81e114c4">00045</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) {
90<a name="l00046"></a>00046                         }
91<a name="l00047"></a>00047                         
92<a name="l00049"></a><a class="code" href="classbdm_1_1rectangular__support.html#aa18272405534f914ee3798f1c4034e51">00049</a>                         <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){
93<a name="l00050"></a>00050                                 <a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a>=ranges0;
94<a name="l00051"></a>00051                                 <a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31" title="Number of support points in each dimension.">gridsizes</a>=gridsize0;
95<a name="l00052"></a>00052                                 <a class="code" href="classbdm_1_1rectangular__support.html#adeaab6ec24371267da14de05963c5092" title="Internal functio to set temporaries correctly.">initialize</a>();
96<a name="l00053"></a>00053                         }
97<a name="l00055"></a><a class="code" href="classbdm_1_1rectangular__support.html#adeaab6ec24371267da14de05963c5092">00055</a>                         <span class="keywordtype">void</span> <a class="code" href="classbdm_1_1rectangular__support.html#adeaab6ec24371267da14de05963c5092" title="Internal functio to set temporaries correctly.">initialize</a>() {
98<a name="l00056"></a>00056                                 <a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a> = <a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a>.length();
99<a name="l00057"></a>00057                                 <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_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31" title="Number of support points in each dimension.">gridsizes</a>.length() == <a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>, <span class="stringliteral">&quot;Incompatible dimensions of input&quot;</span>);
100<a name="l00058"></a>00058                                 <a class="code" href="classbdm_1_1rectangular__support.html#a6e55e6243f3a3e451f8bed149d948319" title="Number of data points.">Npoints</a> = prod(<a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31" title="Number of support points in each dimension.">gridsizes</a>);
101<a name="l00059"></a>00059                                 <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>(Npoints &gt; 0, <span class="stringliteral">&quot;Wrong input parameters&quot;</span>);
102<a name="l00060"></a>00060                                 
103<a name="l00061"></a>00061                                 <span class="comment">//precompute steps</span>
104<a name="l00062"></a>00062                                 <a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a" title="length of steps in each dimension">steps</a>.set_size(<a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>);
105<a name="l00063"></a>00063                                 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> j = 0; j &lt; <a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>; j++ ) {
106<a name="l00064"></a>00064                                         <a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a" title="length of steps in each dimension">steps</a> ( j ) = ( <a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a> ( j ) ( 1 ) - <a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a>(j)(0) ) / <a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31" title="Number of support points in each dimension.">gridsizes</a> ( j );
107<a name="l00065"></a>00065                                 }
108<a name="l00066"></a>00066                                 <a class="code" href="classbdm_1_1rectangular__support.html#ae1aa9a4e91c248a29e4e432f4b448197" title="active vector for first_vec and next_vec">actvec</a>.set_size(dim);
109<a name="l00067"></a>00067                                 <a class="code" href="classbdm_1_1rectangular__support.html#a744688479a1ab8cf9f80d6f3021d762b" title="indeces of active vector">actvec_ind</a>.set_size(dim);
110<a name="l00068"></a>00068                         }
111<a name="l00070"></a><a class="code" href="classbdm_1_1rectangular__support.html#a2fd69b881ff077e6d3da3e453d7dc418">00070</a>                         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){
112<a name="l00071"></a>00071                                 vec v ( <a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a> );
113<a name="l00072"></a>00072                                 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> j = 0; j &lt; <a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>; j++ ) {
114<a name="l00073"></a>00073                                         <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>(inds(j) &lt; <a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31" title="Number of support points in each dimension.">gridsizes</a>(j), <span class="stringliteral">&quot;Index out of bounds&quot;</span>);
115<a name="l00074"></a>00074                                         v ( j ) = <a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a>(j)(0) + (0.5+inds(j))*<a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a" title="length of steps in each dimension">steps</a>(j);
116<a name="l00075"></a>00075                                 }
117<a name="l00076"></a>00076                                 <span class="keywordflow">return</span> v;
118<a name="l00077"></a>00077                         }
119<a name="l00078"></a>00078
120<a name="l00080"></a><a class="code" href="classbdm_1_1rectangular__support.html#a2ae8ed78cba8e14b5dcc570b51d7d3f0">00080</a>                         <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){
121<a name="l00081"></a>00081                                 <span class="keywordtype">long</span> ind=0;
122<a name="l00082"></a>00082                                 <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>(inds.length() == <a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>, <span class="stringliteral">&quot;Improper indices inds&quot;</span>);
123<a name="l00083"></a>00083                                 <span class="keywordtype">int</span> dim_skips=1; <span class="comment">// skips in active dimension, in the first dimension, the skips are 1 index per value</span>
124<a name="l00084"></a>00084                                                 
125<a name="l00085"></a>00085                                 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j=0; j&lt;<a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>; j++){
126<a name="l00086"></a>00086                                         ind += dim_skips*(inds(j)); <span class="comment">// add shift in linear index caused by this dimension</span>
127<a name="l00087"></a>00087                                         dim_skips*=<a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31" title="Number of support points in each dimension.">gridsizes</a>(j);  <span class="comment">// indeces in the next dimension are repeated with period gridsizes(j) times greater that in this dimesion</span>
128<a name="l00088"></a>00088                                 }
129<a name="l00089"></a>00089                                 <span class="keywordflow">return</span> ind;
130<a name="l00090"></a>00090                         }
131<a name="l00092"></a><a class="code" href="classbdm_1_1rectangular__support.html#a5e0baba7f6e7dc131e8c9131d37b4f94">00092</a>                         <span class="keyword">const</span> vec&amp; <a class="code" href="classbdm_1_1rectangular__support.html#a5e0baba7f6e7dc131e8c9131d37b4f94" title="set the first vector to corner and store result in actvec">first_vec</a>(){
132<a name="l00093"></a>00093                                 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> j = 0; j &lt; <a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>; j++ ) {
133<a name="l00094"></a>00094                                         <a class="code" href="classbdm_1_1rectangular__support.html#ae1aa9a4e91c248a29e4e432f4b448197" title="active vector for first_vec and next_vec">actvec</a> ( j ) = <a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a>(j)(0) + 0.5*<a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a" title="length of steps in each dimension">steps</a>(j);
134<a name="l00095"></a>00095                                         <a class="code" href="classbdm_1_1rectangular__support.html#a744688479a1ab8cf9f80d6f3021d762b" title="indeces of active vector">actvec_ind</a>(j) = 0;
135<a name="l00096"></a>00096                                 }
136<a name="l00097"></a>00097                                 <span class="keywordflow">return</span> <a class="code" href="classbdm_1_1rectangular__support.html#ae1aa9a4e91c248a29e4e432f4b448197" title="active vector for first_vec and next_vec">actvec</a>;
137<a name="l00098"></a>00098                         }
138<a name="l00100"></a><a class="code" href="classbdm_1_1rectangular__support.html#aadc4f5bdfd1b6f863cdf7961964eb23f">00100</a>                         <span class="keyword">const</span> vec&amp; <a class="code" href="classbdm_1_1rectangular__support.html#aadc4f5bdfd1b6f863cdf7961964eb23f" title="Get next active vector, call ONLY after first_vector()!">next_vec</a>() {
139<a name="l00101"></a>00101                                 <span class="comment">// go through all dimensions</span>
140<a name="l00102"></a>00102                                 <span class="keywordtype">int</span> j=0;
141<a name="l00103"></a>00103                                 <span class="keywordflow">while</span> (j&lt;<a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>) {
142<a name="l00104"></a>00104                                         <span class="keywordflow">if</span> ( <a class="code" href="classbdm_1_1rectangular__support.html#a744688479a1ab8cf9f80d6f3021d762b" title="indeces of active vector">actvec_ind</a> ( j ) == <a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31" title="Number of support points in each dimension.">gridsizes</a> ( j ) - 1 ) { <span class="comment">//j-th index is full</span>
143<a name="l00105"></a>00105                                                 <a class="code" href="classbdm_1_1rectangular__support.html#a744688479a1ab8cf9f80d6f3021d762b" title="indeces of active vector">actvec_ind</a> ( j ) = 0; <span class="comment">//shift back</span>
144<a name="l00106"></a>00106                                                 <a class="code" href="classbdm_1_1rectangular__support.html#ae1aa9a4e91c248a29e4e432f4b448197" title="active vector for first_vec and next_vec">actvec</a> ( j ) = <a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a> ( j ) ( 0 ) + 0.5*<a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a" title="length of steps in each dimension">steps</a>(j);
145<a name="l00107"></a>00107                                                 j++;
146<a name="l00108"></a>00108                                         } <span class="keywordflow">else</span> {
147<a name="l00109"></a>00109                                                 <a class="code" href="classbdm_1_1rectangular__support.html#a744688479a1ab8cf9f80d6f3021d762b" title="indeces of active vector">actvec_ind</a> ( j ) ++;
148<a name="l00110"></a>00110                                                 <a class="code" href="classbdm_1_1rectangular__support.html#ae1aa9a4e91c248a29e4e432f4b448197" title="active vector for first_vec and next_vec">actvec</a> ( j ) += <a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a" title="length of steps in each dimension">steps</a> ( j );
149<a name="l00111"></a>00111                                                 <span class="keywordflow">break</span>;
150<a name="l00112"></a>00112                                         }
151<a name="l00113"></a>00113                                 }
152<a name="l00114"></a>00114                                 <span class="keywordflow">return</span> <a class="code" href="classbdm_1_1rectangular__support.html#ae1aa9a4e91c248a29e4e432f4b448197" title="active vector for first_vec and next_vec">actvec</a>;
153<a name="l00115"></a>00115                         }
154<a name="l00116"></a>00116                         
155<a name="l00117"></a>00117                         ivec nearest_point(<span class="keyword">const</span> vec &amp;val){
156<a name="l00118"></a>00118                                 ivec inds;
157<a name="l00119"></a>00119                                 inds.set_size(<a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>);
158<a name="l00120"></a>00120                                 <span class="keywordflow">for</span>(<span class="keywordtype">int</span> j=0; j&lt;<a class="code" href="classbdm_1_1rectangular__support.html#a442ae2e1881d6bcdccf0cabbef769e79" title="dimension">dim</a>; j++){
159<a name="l00121"></a>00121                                         <span class="keywordflow">if</span> (val(j)&lt;<a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a>(j)(0))
160<a name="l00122"></a>00122                                                 inds(j) = 0;
161<a name="l00123"></a>00123                                         <span class="keywordflow">else</span> {
162<a name="l00124"></a>00124                                                 <span class="keywordflow">if</span> (val(j)&gt;<a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a>(j)(1))
163<a name="l00125"></a>00125                                                         inds(j) = <a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31" title="Number of support points in each dimension.">gridsizes</a>(j)-1;
164<a name="l00126"></a>00126                                                 <span class="keywordflow">else</span> {
165<a name="l00127"></a>00127                                                         inds(j) = ::round(val(j) - <a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a>(j)(0)/ <a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a" title="length of steps in each dimension">steps</a>(j));
166<a name="l00128"></a>00128                                                 }
167<a name="l00129"></a>00129                                         }
168<a name="l00130"></a>00130                                 }
169<a name="l00131"></a>00131                                 <span class="keywordflow">return</span> inds;
170<a name="l00132"></a>00132                         }
171<a name="l00133"></a>00133
172<a name="l00135"></a><a class="code" href="classbdm_1_1rectangular__support.html#aa2cc3a7250b969675bc8f9034aa2a7d2">00135</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>{<span class="keywordflow">return</span> <a class="code" href="classbdm_1_1rectangular__support.html#a6e55e6243f3a3e451f8bed149d948319" title="Number of data points.">Npoints</a>;}
173<a name="l00136"></a>00136                         
174<a name="l00138"></a><a class="code" href="classbdm_1_1rectangular__support.html#acfd542382bc959fce9c117b8df5f6e9f">00138</a>                         <span class="keyword">const</span> vec&amp; <a class="code" href="classbdm_1_1rectangular__support.html#acfd542382bc959fce9c117b8df5f6e9f" title="access function">_steps</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="classbdm_1_1rectangular__support.html#a967bfe2eb868409e3e0e6e41dcd63a6a" title="length of steps in each dimension">steps</a>;}
175<a name="l00139"></a>00139                         
176<a name="l00140"></a><a class="code" href="classbdm_1_1rectangular__support.html#ac8d82bd237cdd4dc50d5fbcc285d80ee">00140</a>                         <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>) {
177<a name="l00141"></a>00141                                 <a class="code" href="classbdm_1_1UI.html#acd1667e6fec99ec64dabcb3ca2ff922d">UI::get</a> (<a class="code" href="classbdm_1_1rectangular__support.html#ab63e1190a8a22031d110624a8fc64b14" title="Array of boundaries (2D vectors: [begining,end]) for each dimension.">ranges</a> , <span class="keyword">set</span>, <span class="stringliteral">&quot;ranges&quot;</span>, UI::compulsory);
178<a name="l00142"></a>00142                                 <a class="code" href="classbdm_1_1UI.html#acd1667e6fec99ec64dabcb3ca2ff922d">UI::get</a> (<a class="code" href="classbdm_1_1rectangular__support.html#aefe08427f4bf66191e10b727b57e4b31" title="Number of support points in each dimension.">gridsizes</a>, <span class="keyword">set</span>, <span class="stringliteral">&quot;gridsizes&quot;</span>, UI::compulsory);
179<a name="l00143"></a>00143                                 <a class="code" href="classbdm_1_1rectangular__support.html#adeaab6ec24371267da14de05963c5092" title="Internal functio to set temporaries correctly.">initialize</a>();
180<a name="l00144"></a>00144                         }
181<a name="l00145"></a>00145         };
182<a name="l00146"></a>00146         <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);
183<a name="l00147"></a>00147         
184<a name="l00149"></a><a class="code" href="classbdm_1_1discrete__support.html">00149</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>{
185<a name="l00150"></a>00150                 <span class="keyword">protected</span>:
186<a name="l00152"></a><a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c">00152</a>                         Array&lt;vec&gt; <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>;
187<a name="l00154"></a><a class="code" href="classbdm_1_1discrete__support.html#a505284848af521fea33e65368de4845e">00154</a>                         <span class="keywordtype">int</span> <a class="code" href="classbdm_1_1discrete__support.html#a505284848af521fea33e65368de4845e" title="index in iterators">idx</a>;
188<a name="l00155"></a>00155                 <span class="keyword">public</span>:
189<a name="l00157"></a><a class="code" href="classbdm_1_1discrete__support.html#a58d652a1f149a7698f1fee9acd1a78b5">00157</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){}
190<a name="l00159"></a><a class="code" href="classbdm_1_1discrete__support.html#adc3d175266b65168ba3f3a5f568078a1">00159</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>{<span class="keywordflow">return</span> <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>.length();}
191<a name="l00161"></a><a class="code" href="classbdm_1_1discrete__support.html#a26c803791b63916adf301a4a186f01ba">00161</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>(){<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>);<a class="code" href="classbdm_1_1discrete__support.html#a505284848af521fea33e65368de4845e" title="index in iterators">idx</a>=0; <span class="keywordflow">return</span> <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>(idx);}
192<a name="l00163"></a><a class="code" href="classbdm_1_1discrete__support.html#a368f10fd45443dee5296cc0febb240fb">00163</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>(){<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>); <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>);}
193<a name="l00164"></a>00164                         
194<a name="l00174"></a><a class="code" href="classbdm_1_1discrete__support.html#a0c405889b7b76f0852c1b2a222f07aab">00174</a>                         <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>) {
195<a name="l00175"></a>00175                                 <a class="code" href="classbdm_1_1UI.html#acd1667e6fec99ec64dabcb3ca2ff922d">UI::get</a> (<a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>, <span class="keyword">set</span>, <span class="stringliteral">&quot;points&quot;</span>, UI::compulsory);
196<a name="l00176"></a>00176                                 <span class="keywordflow">if</span> (<a class="code" href="classbdm_1_1discrete__support.html#adc3d175266b65168ba3f3a5f568078a1" title="Access function.">points</a>()&lt;1){
197<a name="l00177"></a>00177                                         <span class="keywordtype">int</span> npoints;
198<a name="l00178"></a>00178                                         <a class="code" href="classbdm_1_1shared__ptr.html">shared_ptr&lt;epdf&gt;</a> ep= UI::build&lt;epdf&gt;(<span class="keyword">set</span>, <span class="stringliteral">&quot;epdf&quot;</span>, UI::compulsory);
199<a name="l00179"></a>00179                                         <span class="keywordflow">if</span> (!<a class="code" href="classbdm_1_1UI.html#acd1667e6fec99ec64dabcb3ca2ff922d">UI::get</a>(npoints,<span class="keyword">set</span>,<span class="stringliteral">&quot;npoints&quot;</span>,UI::optional)){npoints=100;}
200<a name="l00180"></a>00180                                         
201<a name="l00181"></a>00181                                         <span class="comment">//sample</span>
202<a name="l00182"></a>00182                                         <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>.set_size(npoints);
203<a name="l00183"></a>00183                                         <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i=0; i&lt;<a class="code" href="classbdm_1_1discrete__support.html#adc3d175266b65168ba3f3a5f568078a1" title="Access function.">points</a>(); i++){<a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>(i)=ep-&gt;sample();}
204<a name="l00184"></a>00184                                 }
205<a name="l00185"></a>00185                         }
206<a name="l00187"></a><a class="code" href="classbdm_1_1discrete__support.html#a1e9af8da7fa2ac2c03b3cec1d4407b1d">00187</a>                         Array&lt;vec&gt; &amp; <a class="code" href="classbdm_1_1discrete__support.html#a1e9af8da7fa2ac2c03b3cec1d4407b1d" title="access function">_Spoints</a>() {<span class="keywordflow">return</span> <a class="code" href="classbdm_1_1discrete__support.html#ac0cbdb61727406b52ca22332507a9a7c" title="storage of support points">Spoints</a>;}
207<a name="l00188"></a>00188         };
208<a name="l00189"></a>00189         <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);
209<a name="l00190"></a>00190         
210<a name="l00191"></a><a class="code" href="classbdm_1_1grid__fnc.html">00191</a>         <span class="keyword">class </span><a class="code" href="classbdm_1_1grid__fnc.html">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>{
211<a name="l00192"></a>00192                 <span class="keyword">protected</span>:
212<a name="l00193"></a>00193                         <a class="code" href="classbdm_1_1rectangular__support.html">rectangular_support</a> sup;
213<a name="l00194"></a>00194                         vec values;
214<a name="l00195"></a>00195                 <span class="keyword">public</span>:
215<a name="l00197"></a><a class="code" href="classbdm_1_1grid__fnc.html#ab694d146aa19a9801628c105a29ac8bf">00197</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){sup=sup0; values=zeros(sup.<a class="code" href="classbdm_1_1rectangular__support.html#aa2cc3a7250b969675bc8f9034aa2a7d2" title="Access function.">points</a>());}
216<a name="l00199"></a><a class="code" href="classbdm_1_1grid__fnc.html#acd5fc88472c67e2ddafd3e3dfa5859c0">00199</a>                         <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;)){
217<a name="l00200"></a>00200                                 <span class="keywordflow">if</span> (sup.<a class="code" href="classbdm_1_1rectangular__support.html#aa2cc3a7250b969675bc8f9034aa2a7d2" title="Access function.">points</a>()&gt;0){
218<a name="l00201"></a>00201                                         values(0) = (*evalptr)(sup.<a class="code" href="classbdm_1_1rectangular__support.html#a5e0baba7f6e7dc131e8c9131d37b4f94" title="set the first vector to corner and store result in actvec">first_vec</a>());
219<a name="l00202"></a>00202                                         <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j=1; j&lt;sup.<a class="code" href="classbdm_1_1rectangular__support.html#aa2cc3a7250b969675bc8f9034aa2a7d2" title="Access function.">points</a>(); j++){
220<a name="l00203"></a>00203                                                 values(j)=(*evalptr)(sup.<a class="code" href="classbdm_1_1rectangular__support.html#aadc4f5bdfd1b6f863cdf7961964eb23f" title="Get next active vector, call ONLY after first_vector()!">next_vec</a>());
221<a name="l00204"></a>00204                                         }
222<a name="l00205"></a>00205                                 }
223<a name="l00206"></a>00206                         }
224<a name="l00208"></a><a class="code" href="classbdm_1_1grid__fnc.html#a8fb871dcc27b0ac4ba6d2eae3ea484ea">00208</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){<span class="keywordflow">return</span> values( sup.<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>(sup.nearest_point(val)));}
225<a name="l00209"></a>00209                         
226<a name="l00210"></a><a class="code" href="classbdm_1_1grid__fnc.html#a8814bad6ae13a11f288e9ad06ef48ee5">00210</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){<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));}
227<a name="l00211"></a>00211         };
228<a name="l00212"></a>00212         <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);
229<a name="l00213"></a>00213
230<a name="l00217"></a><a class="code" href="classbdm_1_1egrid.html">00217</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>{
231<a name="l00218"></a>00218                 <span class="keyword">protected</span>:
232<a name="l00219"></a>00219                         <a class="code" href="classbdm_1_1rectangular__support.html">rectangular_support</a> sup;
233<a name="l00220"></a>00220                         vec values;
234<a name="l00221"></a>00221                 <span class="keyword">public</span>:
235<a name="l00223"></a><a class="code" href="classbdm_1_1egrid.html#a3a9f0d4f725b189b08990c5997aa57ae">00223</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){<span class="keywordflow">return</span> log(values( sup.<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>(sup.nearest_point(val))));}
236<a name="l00224"></a>00224                         
237<a name="l00225"></a>00225         };
238<a name="l00226"></a>00226 }
239<a name="l00227"></a>00227 <span class="preprocessor">#endif //DISCR_H</span>
240</pre></div></div>
241<hr size="1"/><address style="text-align: right;"><small>Generated on Tue Sep 8 22:11:32 2009 for mixpp by&nbsp;
242<a href="http://www.doxygen.org/index.html">
243<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.1 </small></address>
244</body>
245</html>
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