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 # dvs\_element\_block\_interface

 Last update: 16.07.2025 

[Go to the documentation of this file.](dvs__element__block__interface_8h.xhtml)<a id="l00001" name="l00001"></a> 1/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*

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<a id="l00016" name="l00016"></a> 16 

<a id="l00024" name="l00024"></a> 24\#ifndef \_\_\_DVS\_ELEMENT\_BLOCK\_INTERFACE\_H\_\_\_

<a id="l00025" name="l00025"></a> 25\#define \_\_\_DVS\_ELEMENT\_BLOCK\_INTERFACE\_H\_\_\_

<a id="l00026" name="l00026"></a> 26 

<a id="l00027" name="l00027"></a> 27\#include "[dynamic\_visualization\_store\_enums.h](dynamic__visualization__store__enums_8h.xhtml)"

<a id="l00028" name="l00028"></a> 28\#include "[dynamic\_visualization\_store\_error\_codes.h](dynamic__visualization__store__error__codes_8h.xhtml)"

<a id="l00029" name="l00029"></a> 29\#include "[include/dvs\_hash\_interface.h](dvs__hash__interface_8h.xhtml)"

<a id="l00030" name="l00030"></a> 30\#include "[include/dvs\_var\_hash\_interface.h](dvs__var__hash__interface_8h.xhtml)"

<a id="l00031" name="l00031"></a> 31 

<a id="l00032" name="l00032"></a> 32namespace DVS

<a id="l00033" name="l00033"></a> 33{

<a id="l00034" name="l00034"></a> 34 

<a id="l00051" name="l00051"></a>[ 51](class_d_v_s_1_1_i_element_block.xhtml)class [IElementBlock](class_d_v_s_1_1_i_element_block.xhtml) : public [DVS::IHash](class_d_v_s_1_1_i_hash.xhtml), public [DVS::IVarHash](class_d_v_s_1_1_i_var_hash.xhtml)

<a id="l00052" name="l00052"></a> 52{

<a id="l00053" name="l00053"></a> 53public:

<a id="l00054" name="l00054"></a> 54 

<a id="l00055" name="l00055"></a>[ 55](class_d_v_s_1_1_i_element_block.xhtml#af83862fd513c3392d18a6fcbb5a4ab0e) [IElementBlock](class_d_v_s_1_1_i_element_block.xhtml#af83862fd513c3392d18a6fcbb5a4ab0e)() = default; 

<a id="l00056" name="l00056"></a>[ 56](class_d_v_s_1_1_i_element_block.xhtml#a6da0a1dc03a4bfa4c2bc0b29cf8a2608) virtual [~IElementBlock](class_d_v_s_1_1_i_element_block.xhtml#a6da0a1dc03a4bfa4c2bc0b29cf8a2608)() = default; 

<a id="l00057" name="l00057"></a>[ 57](class_d_v_s_1_1_i_element_block.xhtml#a47b94abe3d1bf04c3e417a2722937408) [IElementBlock](class_d_v_s_1_1_i_element_block.xhtml#a47b94abe3d1bf04c3e417a2722937408)([IElementBlock](class_d_v_s_1_1_i_element_block.xhtml)&amp;&amp;) = default; 

<a id="l00058" name="l00058"></a>[ 58](class_d_v_s_1_1_i_element_block.xhtml#ad49718a83f9b487b75e3245fa50b9864) [IElementBlock](class_d_v_s_1_1_i_element_block.xhtml)&amp; [operator=](class_d_v_s_1_1_i_element_block.xhtml#ad49718a83f9b487b75e3245fa50b9864)([IElementBlock](class_d_v_s_1_1_i_element_block.xhtml)&amp;&amp;) = default; 

<a id="l00059" name="l00059"></a>[ 59](class_d_v_s_1_1_i_element_block.xhtml#a5316f6ee2be9c742a05dff4ff78de760) [IElementBlock](class_d_v_s_1_1_i_element_block.xhtml#a5316f6ee2be9c742a05dff4ff78de760)(const [IElementBlock](class_d_v_s_1_1_i_element_block.xhtml)&amp;) = default; 

<a id="l00060" name="l00060"></a>[ 60](class_d_v_s_1_1_i_element_block.xhtml#ad4ca6bfc8a74eb0f4e2bccfd95c13d67) [IElementBlock](class_d_v_s_1_1_i_element_block.xhtml)&amp; [operator=](class_d_v_s_1_1_i_element_block.xhtml#ad4ca6bfc8a74eb0f4e2bccfd95c13d67)(const [IElementBlock](class_d_v_s_1_1_i_element_block.xhtml)&amp;) = default; 

<a id="l00061" name="l00061"></a> 61 

<a id="l00067" name="l00067"></a>[ 67](class_d_v_s_1_1_i_element_block.xhtml#aebec4b30e0b8dcb53b4b34305fa0d61e) virtual [dvs\_element\_type](dynamic__visualization__store__enums_8h.xhtml#af1c8824b29a0ab747460216716cc2895) [get\_element\_type](class_d_v_s_1_1_i_element_block.xhtml#aebec4b30e0b8dcb53b4b34305fa0d61e)() const = 0;

<a id="l00068" name="l00068"></a> 68 

<a id="l00078" name="l00078"></a>[ 78](class_d_v_s_1_1_i_element_block.xhtml#a01c36edfb491803556b3f30483339d26) virtual bool [get\_is\_ghost](class_d_v_s_1_1_i_element_block.xhtml#a01c36edfb491803556b3f30483339d26)() const = 0;

<a id="l00079" name="l00079"></a> 79 

<a id="l00093" name="l00093"></a>[ 93](class_d_v_s_1_1_i_element_block.xhtml#a8c8e7ec1c08a472a4dcfa56cd69568d3) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_num\_variables](class_d_v_s_1_1_i_element_block.xhtml#a8c8e7ec1c08a472a4dcfa56cd69568d3)(uint32_t&amp; num_vars, [VAR\_TYPE](dvs__var__interface_8h.xhtml#a84856d33cb231d1d87a603758b8b8066) type = VAR_TYPE::FLOAT) const = 0;

<a id="l00094" name="l00094"></a> 94 

<a id="l00105" name="l00105"></a>[ 105](class_d_v_s_1_1_i_element_block.xhtml#a16ed2ca6ad45b9ffb78002f95cfbf0e5) virtual const [DVS::IVar](class_d_v_s_1_1_i_var.xhtml)* [get\_variable](class_d_v_s_1_1_i_element_block.xhtml#a16ed2ca6ad45b9ffb78002f95cfbf0e5)(uint32_t index, [VAR\_TYPE](dvs__var__interface_8h.xhtml#a84856d33cb231d1d87a603758b8b8066) type = VAR_TYPE::FLOAT) const = 0;

<a id="l00106" name="l00106"></a> 106 

<a id="l00121" name="l00121"></a>[ 121](class_d_v_s_1_1_i_element_block.xhtml#a452ed02842ece58d57c2abba34bd66ab) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_variable\_size](class_d_v_s_1_1_i_element_block.xhtml#a452ed02842ece58d57c2abba34bd66ab)(uint32_t index, uint32_t&amp; num_values, [VAR\_TYPE](dvs__var__interface_8h.xhtml#a84856d33cb231d1d87a603758b8b8066) type = VAR_TYPE::FLOAT) const = 0;

<a id="l00122" name="l00122"></a> 122 

<a id="l00136" name="l00136"></a>[ 136](class_d_v_s_1_1_i_element_block.xhtml#a1c24a51dcdd6053e1b506aa5e61d79e5) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_variable\_size](class_d_v_s_1_1_i_element_block.xhtml#a1c24a51dcdd6053e1b506aa5e61d79e5)(const [IVar](class_d_v_s_1_1_i_var.xhtml)* var, uint32_t&amp; num_values) const = 0;

<a id="l00137" name="l00137"></a> 137 

<a id="l00159" name="l00159"></a>[ 159](class_d_v_s_1_1_i_element_block.xhtml#a3e7a946f3e97334f2a2ec72fd23e0e6e) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#a3e7a946f3e97334f2a2ec72fd23e0e6e)(uint32_t index, float* array) const = 0;

<a id="l00160" name="l00160"></a> 160 

<a id="l00182" name="l00182"></a>[ 182](class_d_v_s_1_1_i_element_block.xhtml#ab60ef11cb6c4991c62fe59f71ad6bc78) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#ab60ef11cb6c4991c62fe59f71ad6bc78)(uint32_t index, int64_t* array) const = 0;

<a id="l00183" name="l00183"></a> 183 

<a id="l00203" name="l00203"></a>[ 203](class_d_v_s_1_1_i_element_block.xhtml#ad5c88d1a1d172caedabe84a8f302b9f2) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#ad5c88d1a1d172caedabe84a8f302b9f2)(const [IVar](class_d_v_s_1_1_i_var.xhtml)* var, float* array) const = 0;

<a id="l00204" name="l00204"></a> 204 

<a id="l00224" name="l00224"></a>[ 224](class_d_v_s_1_1_i_element_block.xhtml#aef1f01f7fd80effeeb12af064c751f01) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#aef1f01f7fd80effeeb12af064c751f01)(const [IVar](class_d_v_s_1_1_i_var.xhtml)* var, int64_t* array) const = 0;

<a id="l00225" name="l00225"></a> 225 

<a id="l00247" name="l00247"></a> 247 [[deprecated("Use dvs\_ret get\_variable\_data(uint32\_t index, float\* array) instead.")]]

<a id="l00248" name="l00248"></a>[ 248](class_d_v_s_1_1_i_element_block.xhtml#a0bc52709b9440da6848d2b18751f51f4) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#a0bc52709b9440da6848d2b18751f51f4)(uint32_t index, uint32_t* num_values, float* array) = 0;

<a id="l00249" name="l00249"></a> 249 

<a id="l00269" name="l00269"></a> 269 [[deprecated("Use dvs\_ret get\_variable\_data(const IVar\* var, float\* array) instead.")]]

<a id="l00270" name="l00270"></a>[ 270](class_d_v_s_1_1_i_element_block.xhtml#aff20dc24794c5dfdfe009fce86f79659) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#aff20dc24794c5dfdfe009fce86f79659)(const [IVar](class_d_v_s_1_1_i_var.xhtml)* var, uint32_t* num_values, float* array) = 0;

<a id="l00271" name="l00271"></a> 271 

<a id="l00285" name="l00285"></a>[ 285](class_d_v_s_1_1_i_element_block.xhtml#ab95989900765aabb0eccefbe8c25fedd) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_nodes\_per\_element](class_d_v_s_1_1_i_element_block.xhtml#ab95989900765aabb0eccefbe8c25fedd)(uint32_t&amp; nodes_per_element) const = 0;

<a id="l00286" name="l00286"></a> 286 

<a id="l00293" name="l00293"></a>[ 293](class_d_v_s_1_1_i_element_block.xhtml#a74e15d2c0471232fca5dda950cd5dcbb) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_num\_elements](class_d_v_s_1_1_i_element_block.xhtml#a74e15d2c0471232fca5dda950cd5dcbb)(uint32_t&amp; num_elements) const = 0;

<a id="l00294" name="l00294"></a> 294 

<a id="l00308" name="l00308"></a>[ 308](class_d_v_s_1_1_i_element_block.xhtml#a310ce04445517dd10942e7ba224ac75d) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_connectivity\_size](class_d_v_s_1_1_i_element_block.xhtml#a310ce04445517dd10942e7ba224ac75d)(uint32_t&amp; indices_size) = 0;

<a id="l00309" name="l00309"></a> 309 

<a id="l00326" name="l00326"></a>[ 326](class_d_v_s_1_1_i_element_block.xhtml#a78959ba4b322598b6bb31fc205c0d3b7) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_connectivity](class_d_v_s_1_1_i_element_block.xhtml#a78959ba4b322598b6bb31fc205c0d3b7)(uint32_t* indices) = 0;

<a id="l00327" name="l00327"></a> 327 

<a id="l00345" name="l00345"></a>[ 345](class_d_v_s_1_1_i_element_block.xhtml#a21ddc1624e91860b6dd37c25d7bd333f) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_connectivity\_polygon\_size](class_d_v_s_1_1_i_element_block.xhtml#a21ddc1624e91860b6dd37c25d7bd333f)(uint32_t&amp; nodes_per_polygon_size, uint32_t&amp; indices_size) = 0;

<a id="l00346" name="l00346"></a> 346 

<a id="l00368" name="l00368"></a>[ 368](class_d_v_s_1_1_i_element_block.xhtml#a6b03d65937d395bbf9819e15b9c83288) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_connectivity\_polygon](class_d_v_s_1_1_i_element_block.xhtml#a6b03d65937d395bbf9819e15b9c83288)(uint32_t* nodes_per_polygon, uint32_t* indices) = 0;

<a id="l00369" name="l00369"></a> 369 

<a id="l00385" name="l00385"></a>[ 385](class_d_v_s_1_1_i_element_block.xhtml#aa9bc1541ae8c5114f133122dbbb247cd) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_connectivity\_polyhedral\_size](class_d_v_s_1_1_i_element_block.xhtml#aa9bc1541ae8c5114f133122dbbb247cd)(uint32_t&amp; faces_per_element_size,

<a id="l00386" name="l00386"></a> 386 uint32_t&amp; nodes_per_face_size,

<a id="l00387" name="l00387"></a> 387 uint32_t&amp; indices_size) = 0;

<a id="l00388" name="l00388"></a> 388 

<a id="l00413" name="l00413"></a>[ 413](class_d_v_s_1_1_i_element_block.xhtml#ab47ae0f50ceab792a872a47a867134e5) virtual [dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1) [get\_connectivity\_polyhedral](class_d_v_s_1_1_i_element_block.xhtml#ab47ae0f50ceab792a872a47a867134e5)(uint32_t* faces_per_element,

<a id="l00414" name="l00414"></a> 414 uint32_t* nodes_per_face,

<a id="l00415" name="l00415"></a> 415 uint32_t* indices) = 0;

<a id="l00416" name="l00416"></a> 416};

<a id="l00417" name="l00417"></a> 417 

<a id="l00418" name="l00418"></a> 418}//namespace DVS

<a id="l00419" name="l00419"></a> 419 

<a id="l00420" name="l00420"></a> 420\#endif //\_\_\_DVS\_ELEMENT\_BLOCK\_INTERFACE\_H\_\_\_

[DVS::IElementBlock](class_d_v_s_1_1_i_element_block.xhtml)

Element Block Interface for DVS Reader API.

**Definition:** [dvs\_element\_block\_interface.h:52](dvs__element__block__interface_8h_source.xhtml#l00051)



[DVS::IElementBlock::get\_is\_ghost](class_d_v_s_1_1_i_element_block.xhtml#a01c36edfb491803556b3f30483339d26)

virtual bool get_is_ghost() const =0

Get if this element block is composed of ghost elements.



[DVS::IElementBlock::get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#a0bc52709b9440da6848d2b18751f51f4)

virtual dvs_ret get_variable_data(uint32_t index, uint32_t *num_values, float *array)=0

Get the variable data on this mesh chunk by index.



[DVS::IElementBlock::get\_variable](class_d_v_s_1_1_i_element_block.xhtml#a16ed2ca6ad45b9ffb78002f95cfbf0e5)

virtual const DVS::IVar * get_variable(uint32_t index, VAR_TYPE type=VAR_TYPE::FLOAT) const =0

Get the variable definition associates with the elemental variable for this index.



[DVS::IElementBlock::get\_variable\_size](class_d_v_s_1_1_i_element_block.xhtml#a1c24a51dcdd6053e1b506aa5e61d79e5)

virtual dvs_ret get_variable_size(const IVar *var, uint32_t &amp;num_values) const =0

Get the variable size by variable.



[DVS::IElementBlock::get\_connectivity\_polygon\_size](class_d_v_s_1_1_i_element_block.xhtml#a21ddc1624e91860b6dd37c25d7bd333f)

virtual dvs_ret get_connectivity_polygon_size(uint32_t &amp;nodes_per_polygon_size, uint32_t &amp;indices_size)=0

Get the size of the connectivity arrays for polygon elements.



[DVS::IElementBlock::get\_connectivity\_size](class_d_v_s_1_1_i_element_block.xhtml#a310ce04445517dd10942e7ba224ac75d)

virtual dvs_ret get_connectivity_size(uint32_t &amp;indices_size)=0

Get the size of the connectivity array.



[DVS::IElementBlock::get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#a3e7a946f3e97334f2a2ec72fd23e0e6e)

virtual dvs_ret get_variable_data(uint32_t index, float *array) const =0

Get the variable data by index.



[DVS::IElementBlock::get\_variable\_size](class_d_v_s_1_1_i_element_block.xhtml#a452ed02842ece58d57c2abba34bd66ab)

virtual dvs_ret get_variable_size(uint32_t index, uint32_t &amp;num_values, VAR_TYPE type=VAR_TYPE::FLOAT) const =0

Get the variable size via the index and specified type.



[DVS::IElementBlock::IElementBlock](class_d_v_s_1_1_i_element_block.xhtml#a47b94abe3d1bf04c3e417a2722937408)

IElementBlock(IElementBlock &amp;&amp;)=default

default



[DVS::IElementBlock::IElementBlock](class_d_v_s_1_1_i_element_block.xhtml#a5316f6ee2be9c742a05dff4ff78de760)

IElementBlock(const IElementBlock &amp;)=default

support copying



[DVS::IElementBlock::get\_connectivity\_polygon](class_d_v_s_1_1_i_element_block.xhtml#a6b03d65937d395bbf9819e15b9c83288)

virtual dvs_ret get_connectivity_polygon(uint32_t *nodes_per_polygon, uint32_t *indices)=0

Get the connectivity information for polygonal element blocks.



[DVS::IElementBlock::~IElementBlock](class_d_v_s_1_1_i_element_block.xhtml#a6da0a1dc03a4bfa4c2bc0b29cf8a2608)

virtual ~IElementBlock()=default

default



[DVS::IElementBlock::get\_num\_elements](class_d_v_s_1_1_i_element_block.xhtml#a74e15d2c0471232fca5dda950cd5dcbb)

virtual dvs_ret get_num_elements(uint32_t &amp;num_elements) const =0

Get the number of elements for this block.



[DVS::IElementBlock::get\_connectivity](class_d_v_s_1_1_i_element_block.xhtml#a78959ba4b322598b6bb31fc205c0d3b7)

virtual dvs_ret get_connectivity(uint32_t *indices)=0

Get the connectivity for basic unstructured element types.



[DVS::IElementBlock::get\_num\_variables](class_d_v_s_1_1_i_element_block.xhtml#a8c8e7ec1c08a472a4dcfa56cd69568d3)

virtual dvs_ret get_num_variables(uint32_t &amp;num_vars, VAR_TYPE type=VAR_TYPE::FLOAT) const =0

Get the number of elemental variables this element block has data for.



[DVS::IElementBlock::get\_connectivity\_polyhedral\_size](class_d_v_s_1_1_i_element_block.xhtml#aa9bc1541ae8c5114f133122dbbb247cd)

virtual dvs_ret get_connectivity_polyhedral_size(uint32_t &amp;faces_per_element_size, uint32_t &amp;nodes_per_face_size, uint32_t &amp;indices_size)=0

Get size of the connectivity arrays for polyhedral elements.



[DVS::IElementBlock::get\_connectivity\_polyhedral](class_d_v_s_1_1_i_element_block.xhtml#ab47ae0f50ceab792a872a47a867134e5)

virtual dvs_ret get_connectivity_polyhedral(uint32_t *faces_per_element, uint32_t *nodes_per_face, uint32_t *indices)=0

Get the connectivity information for polyhedral element blocks.



[DVS::IElementBlock::get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#ab60ef11cb6c4991c62fe59f71ad6bc78)

virtual dvs_ret get_variable_data(uint32_t index, int64_t *array) const =0

Get the variable data by index.



[DVS::IElementBlock::get\_nodes\_per\_element](class_d_v_s_1_1_i_element_block.xhtml#ab95989900765aabb0eccefbe8c25fedd)

virtual dvs_ret get_nodes_per_element(uint32_t &amp;nodes_per_element) const =0

Get the number of nodes per basic unstructured element.



[DVS::IElementBlock::operator=](class_d_v_s_1_1_i_element_block.xhtml#ad49718a83f9b487b75e3245fa50b9864)

IElementBlock &amp; operator=(IElementBlock &amp;&amp;)=default

default



[DVS::IElementBlock::operator=](class_d_v_s_1_1_i_element_block.xhtml#ad4ca6bfc8a74eb0f4e2bccfd95c13d67)

IElementBlock &amp; operator=(const IElementBlock &amp;)=default

default



[DVS::IElementBlock::get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#ad5c88d1a1d172caedabe84a8f302b9f2)

virtual dvs_ret get_variable_data(const IVar *var, float *array) const =0

Get the variable data by variable.



[DVS::IElementBlock::get\_element\_type](class_d_v_s_1_1_i_element_block.xhtml#aebec4b30e0b8dcb53b4b34305fa0d61e)

virtual dvs_element_type get_element_type() const =0

Get the element type for this block.



[DVS::IElementBlock::get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#aef1f01f7fd80effeeb12af064c751f01)

virtual dvs_ret get_variable_data(const IVar *var, int64_t *array) const =0

Get the variable data by variable.



[DVS::IElementBlock::IElementBlock](class_d_v_s_1_1_i_element_block.xhtml#af83862fd513c3392d18a6fcbb5a4ab0e)

IElementBlock()=default

default



[DVS::IElementBlock::get\_variable\_data](class_d_v_s_1_1_i_element_block.xhtml#aff20dc24794c5dfdfe009fce86f79659)

virtual dvs_ret get_variable_data(const IVar *var, uint32_t *num_values, float *array)=0

Get the variable data on this mesh chunk by by variable definition.



[DVS::IHash](class_d_v_s_1_1_i_hash.xhtml)

Interface to get hash information from DVS objects.

**Definition:** [dvs\_hash\_interface.h:38](dvs__hash__interface_8h_source.xhtml#l00037)



[DVS::IVarHash](class_d_v_s_1_1_i_var_hash.xhtml)

Interface to get variable hash information from DVS objects.

**Definition:** [dvs\_var\_hash\_interface.h:40](dvs__var__hash__interface_8h_source.xhtml#l00039)



[DVS::IVar](class_d_v_s_1_1_i_var.xhtml)

Interface for variables for the DVS Reader API.

**Definition:** [dvs\_var\_interface.h:58](dvs__var__interface_8h_source.xhtml#l00057)



[dvs\_hash\_interface.h](dvs__hash__interface_8h.xhtml)

DVS Reader API Hash Interface.



[dvs\_var\_hash\_interface.h](dvs__var__hash__interface_8h.xhtml)

DVS Reader API Variable Hash Interface.



[DVS::VAR\_TYPE](dvs__var__interface_8h.xhtml#a84856d33cb231d1d87a603758b8b8066)

VAR_TYPE

Variable type enum definition.

**Definition:** [dvs\_var\_interface.h:41](dvs__var__interface_8h_source.xhtml#l00041)



[dynamic\_visualization\_store\_enums.h](dynamic__visualization__store__enums_8h.xhtml)

Contains enums used in C/C++ API.



[dvs\_element\_type](dynamic__visualization__store__enums_8h.xhtml#af1c8824b29a0ab747460216716cc2895)

dvs_element_type

List of macro generated enums.

**Definition:** [dynamic\_visualization\_store\_enums.h:198](dynamic__visualization__store__enums_8h_source.xhtml#l00198)



[dynamic\_visualization\_store\_error\_codes.h](dynamic__visualization__store__error__codes_8h.xhtml)

Contains errors used in the DVS C/C++ API.



[dvs\_ret](dynamic__visualization__store__error__codes_8h.xhtml#a1d7466ae72e89fe36cbf2408b4f7d9c1)

int32_t dvs_ret

Return value of methods, TODO.

**Definition:** [dynamic\_visualization\_store\_error\_codes.h:32](dynamic__visualization__store__error__codes_8h_source.xhtml#l00032)