# lv_gltf_data_internal.hpp (/api/private/libs/gltf/gltf_data/lv_gltf_data_internal_hpp)



<ApiSummary functions="38" enums="1" structs="6" typedefs="16" macros="4" />

Functions [#functions]

<ApiTabs items="[&#x22;Setters (2)&#x22;,&#x22;Getters (18)&#x22;,&#x22;Other (18)&#x22;]">
  <ApiTab value="Setters (2)">
    <ApiMember kind="function" name="lv_gltf_data_animation_get_channel_set" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="350" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L350">
      lv_gltf_data_animation_get_channel_set [#lv_gltf_data_animation_get_channel_set]

      ```c title=" " lineNumbers=1
      std::vector< uint32_t > * lv_gltf_data_animation_get_channel_set(std::size_t anim_num, lv_gltf_model_t *data, fastgltf::Node *node)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name       | Type                                                           |
      | ---------- | -------------------------------------------------------------- |
      | `anim_num` | `std::size_t`                                                  |
      | `data`     | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
      | `node`     | `fastgltf::Node *`                                             |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_model_set_transforms" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="361" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L361">
      lv_gltf_model_set_transforms [#lv_gltf_model_set_transforms]

      ```c title=" " lineNumbers=1
      void lv_gltf_model_set_transforms(lv_gltf_model_t *model, fastgltf::Node *node, fastgltf::math::fmat4x4 M)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           |
      | ------- | -------------------------------------------------------------- |
      | `model` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
      | `node`  | `fastgltf::Node *`                                             |
      | `M`     | `fastgltf::math::fmat4x4`                                      |
    </ApiMember>
  </ApiTab>

  <ApiTab value="Getters (18)">
    <ApiMember kind="function" name="lv_gltf_data_get_texture" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="152" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L152">
      lv_gltf_data_get_texture [#lv_gltf_data_get_texture]

      Retrieve a specific texture from the GLTF model data.

      ```c title=" " lineNumbers=1
      GLuint lv_gltf_data_get_texture(lv_gltf_model_t *data, size_t index)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           | Description                                                        |
      | ------- | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data`  | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |
      | `index` | `size_t`                                                       | The index of the texture to retrieve.                              |

      **Returns:** `GLuint` — Pointer to the texture object.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_bounds_min" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="161" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L161">
      lv_gltf_data_get_bounds_min [#lv_gltf_data_get_bounds_min]

      Retrieve the minimum bounds (X/Y/Z) of the model from the GLTF data.

      ```c title=" " lineNumbers=1
      fastgltf::math::fvec3 lv_gltf_data_get_bounds_min(const lv_gltf_model_t *data)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name   | Type                                                                 | Description                                                        |
      | ------ | -------------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data` | <ApiLink name="lv_gltf_model_t" display="const lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |

      **Returns:** `fastgltf::math::fvec3` — Pointer to a 3-element float array representing the minimum bounds.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_bounds_max" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="169" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L169">
      lv_gltf_data_get_bounds_max [#lv_gltf_data_get_bounds_max]

      Retrieve the maximum bounds (X/Y/Z) of the model from the GLTF data.

      ```c title=" " lineNumbers=1
      fastgltf::math::fvec3 lv_gltf_data_get_bounds_max(const lv_gltf_model_t *data)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name   | Type                                                                 | Description                                                        |
      | ------ | -------------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data` | <ApiLink name="lv_gltf_model_t" display="const lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |

      **Returns:** `fastgltf::math::fvec3` — Pointer to a 3-element float array representing the maximum bounds.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_center" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="177" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L177">
      lv_gltf_data_get_center [#lv_gltf_data_get_center]

      Retrieve the center coordinates of the GLTF data object.

      ```c title=" " lineNumbers=1
      fastgltf::math::fvec3 lv_gltf_data_get_center(const lv_gltf_model_t *data)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name   | Type                                                                 | Description                                                           |
      | ------ | -------------------------------------------------------------------- | --------------------------------------------------------------------- |
      | `data` | <ApiLink name="lv_gltf_model_t" display="const lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object from which to get the center. |

      **Returns:** `fastgltf::math::fvec3` — Pointer to an array containing the center coordinates (x, y, z).
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_get_filename" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="185" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L185">
      lv_gltf_get_filename [#lv_gltf_get_filename]

      Retrieve the filename of the GLTF model.

      ```c title=" " lineNumbers=1
      const char * lv_gltf_get_filename(const lv_gltf_model_t *data)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name   | Type                                                                 | Description                                                        |
      | ------ | -------------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data` | <ApiLink name="lv_gltf_model_t" display="const lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |

      **Returns:** `const char *` — Pointer to a constant character string representing the filename.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_primitive_from_mesh" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="195" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L195">
      lv_gltf_data_get_primitive_from_mesh [#lv_gltf_data_get_primitive_from_mesh]

      Retrieve a specific primitive from a mesh.

      ```c title=" " lineNumbers=1
      lv_gltf_primitive_t * lv_gltf_data_get_primitive_from_mesh(lv_gltf_mesh_data_t *mesh, size_t index)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                                   | Description                                                 |
      | ------- | ---------------------------------------------------------------------- | ----------------------------------------------------------- |
      | `mesh`  | <ApiLink name="lv_gltf_mesh_data_t" display="lv_gltf_mesh_data_t *" /> | Pointer to the MeshData structure containing the mesh data. |
      | `index` | `size_t`                                                               | The index of the primitive to retrieve.                     |

      **Returns:** <ApiLink name="lv_gltf_primitive_t" display="lv_gltf_primitive_t *" /> — Pointer to the primitive data.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_asset" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="203" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L203">
      lv_gltf_data_get_asset [#lv_gltf_data_get_asset]

      Retrieve the asset associated with the GLTF model data.

      ```c title=" " lineNumbers=1
      fastgltf::Asset * lv_gltf_data_get_asset(lv_gltf_model_t *data)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name   | Type                                                           | Description                                                        |
      | ------ | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |

      **Returns:** `fastgltf::Asset *` — Pointer to the asset data.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_mesh" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="212" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L212">
      lv_gltf_data_get_mesh [#lv_gltf_data_get_mesh]

      Retrieve mesh data for a specific index from the GLTF model data.

      ```c title=" " lineNumbers=1
      lv_gltf_mesh_data_t * lv_gltf_data_get_mesh(lv_gltf_model_t *data, size_t index)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           | Description                                                        |
      | ------- | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data`  | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |
      | `index` | `size_t`                                                       | The index of the mesh data to retrieve.                            |

      **Returns:** <ApiLink name="lv_gltf_mesh_data_t" display="lv_gltf_mesh_data_t *" /> — Pointer to the MeshData structure containing the mesh data.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_skin_texture_at" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="221" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L221">
      lv_gltf_data_get_skin_texture_at [#lv_gltf_data_get_skin_texture_at]

      Retrieve the skin texture index for a specific entry in the GLTF model data.

      ```c title=" " lineNumbers=1
      GLuint lv_gltf_data_get_skin_texture_at(lv_gltf_model_t *data, size_t index)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           | Description                                                          |
      | ------- | -------------------------------------------------------------- | -------------------------------------------------------------------- |
      | `data`  | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data.   |
      | `index` | `size_t`                                                       | The index of the entry for which to retrieve the skin texture index. |

      **Returns:** `GLuint` — The skin texture index.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_skins_size" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="278" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L278">
      lv_gltf_data_get_skins_size [#lv_gltf_data_get_skins_size]

      Retrieve the size of the skins in the GLTF model data.

      ```c title=" " lineNumbers=1
      size_t lv_gltf_data_get_skins_size(lv_gltf_model_t *data)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name   | Type                                                           | Description                                                        |
      | ------ | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |

      **Returns:** `size_t` — The size of the skins.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_skin" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="287" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L287">
      lv_gltf_data_get_skin [#lv_gltf_data_get_skin]

      Retrieve a specific skin from the GLTF model data.

      ```c title=" " lineNumbers=1
      size_t lv_gltf_data_get_skin(lv_gltf_model_t *data, size_t index)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           | Description                                                        |
      | ------- | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data`  | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |
      | `index` | `size_t`                                                       | The index of the skin to retrieve.                                 |

      **Returns:** `size_t` — The skin index.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_centerpoint" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="307" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L307">
      lv_gltf_data_get_centerpoint [#lv_gltf_data_get_centerpoint]

      Retrieve the center point of a specific mesh element from the GLTF model data.

      ```c title=" " lineNumbers=1
      fastgltf::math::fvec3 lv_gltf_data_get_centerpoint(lv_gltf_model_t *gltf_data, fastgltf::math::fmat4x4 matrix, size_t mesh_index, size_t elem)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name         | Type                                                           | Description                                                           |
      | ------------ | -------------------------------------------------------------- | --------------------------------------------------------------------- |
      | `gltf_data`  | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data.    |
      | `matrix`     | `fastgltf::math::fmat4x4`                                      | The transformation matrix to apply when calculating the center point. |
      | `mesh_index` | `size_t`                                                       | The index of the mesh from which to retrieve the center point.        |
      | `elem`       | `size_t`                                                       | The specific element index within the mesh.                           |

      **Returns:** `fastgltf::math::fvec3` — The center point as a fastgltf::math::fvec3 structure.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_get_new_meshdata" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="312" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L312">
      lv_gltf_get_new_meshdata [#lv_gltf_get_new_meshdata]

      ```c title=" " lineNumbers=1
      lv_gltf_mesh_data_t * lv_gltf_get_new_meshdata(lv_gltf_model_t *_data)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           |
      | ------- | -------------------------------------------------------------- |
      | `_data` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_get_primitive_centerpoint" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="319" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L319">
      lv_gltf_get_primitive_centerpoint [#lv_gltf_get_primitive_centerpoint]

      ```c title=" " lineNumbers=1
      fastgltf::math::fvec4 lv_gltf_get_primitive_centerpoint(lv_gltf_model_t *data, fastgltf::Mesh &mesh, uint32_t prim_num)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name       | Type                                                           |
      | ---------- | -------------------------------------------------------------- |
      | `data`     | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
      | `mesh`     | `fastgltf::Mesh &`                                             |
      | `prim_num` | `uint32_t`                                                     |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_texture_pixels" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="345" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L345">
      lv_gltf_data_get_texture_pixels [#lv_gltf_data_get_texture_pixels]

      Retrieve the pixel data for a specific texture in a GLTF model.

      ```c title=" " lineNumbers=1
      bool lv_gltf_data_get_texture_pixels(void *pixels, lv_gltf_model_t *data_obj, uint32_t model_texture_index, uint32_t mipmapnum, uint32_t width, uint32_t height, bool has_alpha)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name                  | Type                                                           | Description                                                        |
      | --------------------- | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `pixels`              | `void *`                                                       | Pointer to the memory where the pixel data will be stored.         |
      | `data_obj`            | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |
      | `model_texture_index` | `uint32_t`                                                     | The index of the texture in the model.                             |
      | `mipmapnum`           | `uint32_t`                                                     | The mipmap level to retrieve pixel data for.                       |
      | `width`               | `uint32_t`                                                     | The width of the texture.                                          |
      | `height`              | `uint32_t`                                                     | The height of the texture.                                         |
      | `has_alpha`           | `bool`                                                         | Flag indicating whether the texture includes an alpha channel.     |

      **Returns:** `bool` — True if the pixel data was successfully retrieved, false otherwise.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_animation_total_time" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="349" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L349">
      lv_gltf_data_get_animation_total_time [#lv_gltf_data_get_animation_total_time]

      ```c title=" " lineNumbers=1
      uint32_t lv_gltf_data_get_animation_total_time(lv_gltf_model_t *data, uint32_t index)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           |
      | ------- | -------------------------------------------------------------- |
      | `data`  | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
      | `index` | `uint32_t`                                                     |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_model_node_get_by_internal_node" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="356" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L356">
      lv_gltf_model_node_get_by_internal_node [#lv_gltf_model_node_get_by_internal_node]

      ```c title=" " lineNumbers=1
      lv_gltf_model_node_t * lv_gltf_model_node_get_by_internal_node(lv_gltf_model_t *model, const fastgltf::Node *fastgltf_node)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name            | Type                                                           |
      | --------------- | -------------------------------------------------------------- |
      | `model`         | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
      | `fastgltf_node` | `const fastgltf::Node *`                                       |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_get_node_transform" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="365" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L365">
      lv_gltf_data_get_node_transform [#lv_gltf_data_get_node_transform]

      ```c title=" " lineNumbers=1
      fastgltf::math::fmat4x4 lv_gltf_data_get_node_transform(lv_gltf_model_t *model, fastgltf::Node *node)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           |
      | ------- | -------------------------------------------------------------- |
      | `model` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
      | `node`  | `fastgltf::Node *`                                             |
    </ApiMember>
  </ApiTab>

  <ApiTab value="Other (18)">
    <ApiMember kind="function" name="lv_gltf_data_validated_skins_contains" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="230" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L230">
      lv_gltf_data_validated_skins_contains [#lv_gltf_data_validated_skins_contains]

      Check if the validated skins contain a specific entry.

      ```c title=" " lineNumbers=1
      bool lv_gltf_data_validated_skins_contains(lv_gltf_model_t *data, size_t index)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           | Description                                                        |
      | ------- | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data`  | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |
      | `index` | `size_t`                                                       | The index of the skin to check.                                    |

      **Returns:** `bool` — True if the validated skins contain the entry, false otherwise.
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_validate_skin" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="238" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L238">
      lv_gltf_data_validate_skin [#lv_gltf_data_validate_skin]

      Validate a specific skin in the GLTF model data.

      ```c title=" " lineNumbers=1
      void lv_gltf_data_validate_skin(lv_gltf_model_t *data, size_t index)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           | Description                                                        |
      | ------- | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data`  | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |
      | `index` | `size_t`                                                       | The index of the skin to validate.                                 |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_clear_node_primitives" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="248" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L248">
      lv_gltf_data_clear_node_primitives [#lv_gltf_data_clear_node_primitives]

      Drop the draw lists built by a previous parse of this model.

      The lists are rebuilt from the model every time it is parsed for a viewer, so they have to be emptied first or a model parsed twice would draw every primitive twice.

      ```c title=" " lineNumbers=1
      void lv_gltf_data_clear_node_primitives(lv_gltf_model_t *data)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name   | Type                                                           | Description                                                        |
      | ------ | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_add_opaque_node_primitive" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="258" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L258">
      lv_gltf_data_add_opaque_node_primitive [#lv_gltf_data_add_opaque_node_primitive]

      Add an opaque node primitive to the GLTF model data.

      ```c title=" " lineNumbers=1
      void lv_gltf_data_add_opaque_node_primitive(lv_gltf_model_t *data, uint32_t material_index, fastgltf::Node *node, size_t primitive_index)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name              | Type                                                           | Description                                                        |
      | ----------------- | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data`            | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |
      | `material_index`  | `uint32_t`                                                     | The index of the primitive to add.                                 |
      | `node`            | `fastgltf::Node *`                                             | Pointer to the NodePtr representing the node to add.               |
      | `primitive_index` | `size_t`                                                       | The specific parameter associated with the primitive.              |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_add_blended_node_primitive" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="269" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L269">
      lv_gltf_data_add_blended_node_primitive [#lv_gltf_data_add_blended_node_primitive]

      Add a blended node primitive to the GLTF model data.

      ```c title=" " lineNumbers=1
      void lv_gltf_data_add_blended_node_primitive(lv_gltf_model_t *data, uint32_t material_index, fastgltf::Node *node, size_t primitive_index)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name              | Type                                                           | Description                                                        |
      | ----------------- | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data`            | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |
      | `material_index`  | `uint32_t`                                                     | The index of the material to add.                                  |
      | `node`            | `fastgltf::Node *`                                             | Pointer to the NodePtr representing the node to add.               |
      | `primitive_index` | `size_t`                                                       | The specific parameter associated with the primitive.              |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_injest_discover_defines" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="296" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L296">
      lv_gltf_data_injest_discover_defines [#lv_gltf_data_injest_discover_defines]

      Ingest and discover defines for a specific node and primitive in the GLTF model data.

      ```c title=" " lineNumbers=1
      void lv_gltf_data_injest_discover_defines(lv_gltf_model_t *data, fastgltf::Node *node, fastgltf::Primitive *prim)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name   | Type                                                           | Description                                                        |
      | ------ | -------------------------------------------------------------- | ------------------------------------------------------------------ |
      | `data` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> | Pointer to the lv\_gltf\_data\_t object containing the model data. |
      | `node` | `fastgltf::Node *`                                             | Pointer to the node for which to ingest defines.                   |
      | `prim` | `fastgltf::Primitive *`                                        | Pointer to the primitive for which to ingest defines.              |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_create_internal" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="314" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L314">
      lv_gltf_data_create_internal [#lv_gltf_data_create_internal]

      ```c title=" " lineNumbers=1
      lv_gltf_model_t * lv_gltf_data_create_internal(const char *gltf_path, fastgltf::Asset &&asset)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name        | Type                 |
      | ----------- | -------------------- |
      | `gltf_path` | `const char *`       |
      | `asset`     | `fastgltf::Asset &&` |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_load_internal" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="316" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L316">
      lv_gltf_data_load_internal [#lv_gltf_data_load_internal]

      ```c title=" " lineNumbers=1
      lv_gltf_model_t * lv_gltf_data_load_internal(const void *data_source, size_t data_size, lv_gltf_model_loader_t *loader)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name          | Type                                                                         |
      | ------------- | ---------------------------------------------------------------------------- |
      | `data_source` | `const void *`                                                               |
      | `data_size`   | `size_t`                                                                     |
      | `loader`      | <ApiLink name="lv_gltf_model_loader_t" display="lv_gltf_model_loader_t *" /> |
    </ApiMember>

    <ApiMember kind="function" name="get_cached_centerpoint" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="322" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L322">
      get_cached_centerpoint [#get_cached_centerpoint]

      ```c title=" " lineNumbers=1
      fastgltf::math::fvec3 get_cached_centerpoint(lv_gltf_model_t *data, size_t index, int32_t element, fastgltf::math::fmat4x4 matrix)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name      | Type                                                           |
      | --------- | -------------------------------------------------------------- |
      | `data`    | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
      | `index`   | `size_t`                                                       |
      | `element` | `int32_t`                                                      |
      | `matrix`  | `fastgltf::math::fmat4x4`                                      |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_delete_textures" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="325" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L325">
      lv_gltf_data_delete_textures [#lv_gltf_data_delete_textures]

      ```c title=" " lineNumbers=1
      void lv_gltf_data_delete_textures(lv_gltf_model_t *data)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name   | Type                                                           |
      | ------ | -------------------------------------------------------------- |
      | `data` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_create_texture" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="326" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L326">
      lv_gltf_data_create_texture [#lv_gltf_data_create_texture]

      ```c title=" " lineNumbers=1
      GLuint lv_gltf_data_create_texture(lv_gltf_model_t *data)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name   | Type                                                           |
      | ------ | -------------------------------------------------------------- |
      | `data` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_model_node_init" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="327" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L327">
      lv_gltf_model_node_init [#lv_gltf_model_node_init]

      ```c title=" " lineNumbers=1
      void lv_gltf_model_node_init(lv_gltf_model_t *model, lv_gltf_model_node_t *node, fastgltf::Node *fastgltf_node, const char *path, const char *num_path)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name            | Type                                                                     |
      | --------------- | ------------------------------------------------------------------------ |
      | `model`         | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" />           |
      | `node`          | <ApiLink name="lv_gltf_model_node_t" display="lv_gltf_model_node_t *" /> |
      | `fastgltf_node` | `fastgltf::Node *`                                                       |
      | `path`          | `const char *`                                                           |
      | `num_path`      | `const char *`                                                           |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_model_node_deinit" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="331" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L331">
      lv_gltf_model_node_deinit [#lv_gltf_model_node_deinit]

      ```c title=" " lineNumbers=1
      void lv_gltf_model_node_deinit(lv_gltf_model_node_t *node)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name   | Type                                                                     |
      | ------ | ------------------------------------------------------------------------ |
      | `node` | <ApiLink name="lv_gltf_model_node_t" display="lv_gltf_model_node_t *" /> |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_data_animation_matrix_apply" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="352" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L352">
      lv_gltf_data_animation_matrix_apply [#lv_gltf_data_animation_matrix_apply]

      ```c title=" " lineNumbers=1
      void lv_gltf_data_animation_matrix_apply(float timestamp, std::size_t anim_num, lv_gltf_model_t *gltf_data, fastgltf::Node *node, fastgltf::math::fmat4x4 &matrix)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name        | Type                                                           |
      | ----------- | -------------------------------------------------------------- |
      | `timestamp` | `float`                                                        |
      | `anim_num`  | `std::size_t`                                                  |
      | `gltf_data` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
      | `node`      | `fastgltf::Node *`                                             |
      | `matrix`    | `fastgltf::math::fmat4x4 &`                                    |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_model_send_new_values" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="359" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L359">
      lv_gltf_model_send_new_values [#lv_gltf_model_send_new_values]

      ```c title=" " lineNumbers=1
      void lv_gltf_model_send_new_values(lv_gltf_model_t *model)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           |
      | ------- | -------------------------------------------------------------- |
      | `model` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_model_clear_transforms" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="363" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L363">
      lv_gltf_model_clear_transforms [#lv_gltf_model_clear_transforms]

      ```c title=" " lineNumbers=1
      void lv_gltf_model_clear_transforms(lv_gltf_model_t *model)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           |
      | ------- | -------------------------------------------------------------- |
      | `model` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_model_has_node_transform" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="367" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L367">
      lv_gltf_model_has_node_transform [#lv_gltf_model_has_node_transform]

      ```c title=" " lineNumbers=1
      bool lv_gltf_model_has_node_transform(lv_gltf_model_t *model, fastgltf::Node *node)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           |
      | ------- | -------------------------------------------------------------- |
      | `model` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
      | `node`  | `fastgltf::Node *`                                             |
    </ApiMember>

    <ApiMember kind="function" name="lv_gltf_model_needs_transforms" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="369" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L369">
      lv_gltf_model_needs_transforms [#lv_gltf_model_needs_transforms]

      ```c title=" " lineNumbers=1
      bool lv_gltf_model_needs_transforms(lv_gltf_model_t *model)
      ```

      <span className="sr-only">
        Parameters
      </span>

      | Name    | Type                                                           |
      | ------- | -------------------------------------------------------------- |
      | `model` | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" /> |
    </ApiMember>
  </ApiTab>
</ApiTabs>

Enums [#enums]

<ApiMember kind="enum" name="lv_gltf_node_prop_t" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="60" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L60">
  lv_gltf_node_prop_t [#lv_gltf_node_prop_t]

  | Name                         |
  | ---------------------------- |
  | `LV_GLTF_NODE_PROP_POSITION` |
  | `LV_GLTF_NODE_PROP_ROTATION` |
  | `LV_GLTF_NODE_PROP_SCALE`    |
</ApiMember>

Structs [#structs]

<ApiMember kind="struct" name="lv_gltf_model_node_data_t">
  lv_gltf_model_node_data_t [#lv_gltf_model_node_data_t]

  | Member           | Type                            | Description |
  | ---------------- | ------------------------------- | ----------- |
  | `local_position` | <ApiLink name="lv_3dpoint_t" /> |             |
  | `world_position` | <ApiLink name="lv_3dpoint_t" /> |             |
  | `scale`          | <ApiLink name="lv_3dpoint_t" /> |             |
  | `rotation`       | <ApiLink name="lv_3dpoint_t" /> |             |
</ApiMember>

<ApiMember kind="struct" name="lv_gltf_write_op_t">
  lv_gltf_write_op_t [#lv_gltf_write_op_t]

  | Member    | Type                                   | Description |
  | --------- | -------------------------------------- | ----------- |
  | `prop`    | <ApiLink name="lv_gltf_node_prop_t" /> |             |
  | `channel` | `uint8_t`                              |             |
  | `value`   | `float`                                |             |
</ApiMember>

<ApiMember kind="struct" name="lv_gltf_mesh_data_t">
  lv_gltf_mesh_data_t [#lv_gltf_mesh_data_t]

  | Member        | Type                                                                                | Description |
  | ------------- | ----------------------------------------------------------------------------------- | ----------- |
  | `drawsBuffer` | `GLuint`                                                                            |             |
  | `primitives`  | <ApiLink name="lv_gltf_primitive_t" display="std::vector< lv_gltf_primitive_t >" /> |             |
</ApiMember>

<TypeUsedBy name="lv_gltf_mesh_data_t" count="1">
  * `lv_gltf_data_get_primitive_from_mesh` — param `mesh`
</TypeUsedBy>

<ApiMember kind="struct" name="lv_gltf_model_node_attr_t">
  lv_gltf_model_node_attr_t [#lv_gltf_model_node_attr_t]

  | Member                | Type                                         | Description |
  | --------------------- | -------------------------------------------- | ----------- |
  | `event_list`          | <ApiLink name="lv_event_list_t" />           |             |
  | `node_data`           | <ApiLink name="lv_gltf_model_node_data_t" /> |             |
  | `read_world_position` | `bool`                                       |             |
  | `value_changed`       | `bool`                                       |             |
</ApiMember>

<ApiMember kind="struct" name="_lv_gltf_model_node_t">
  \_lv_gltf_model_node_t [#_lv_gltf_model_node_t]

  | Member          | Type                                                                               | Description |
  | --------------- | ---------------------------------------------------------------------------------- | ----------- |
  | `model`         | <ApiLink name="lv_gltf_model_t" display="lv_gltf_model_t *" />                     |             |
  | `numeric_path`  | `const char *`                                                                     |             |
  | `path`          | `const char *`                                                                     |             |
  | `fastgltf_node` | `fastgltf::Node *`                                                                 |             |
  | `read_attrs`    | <ApiLink name="lv_gltf_model_node_attr_t" display="lv_gltf_model_node_attr_t *" /> |             |
  | `write_ops`     | <ApiLink name="lv_array_t" />                                                      |             |
</ApiMember>

<ApiMember kind="struct" name="_lv_gltf_model_t">
  \_lv_gltf_model_t [#_lv_gltf_model_t]

  | Member                                     | Type                                                                                | Description |
  | ------------------------------------------ | ----------------------------------------------------------------------------------- | ----------- |
  | `filename`                                 | `const char *`                                                                      |             |
  | `asset`                                    | `fastgltf::Asset`                                                                   |             |
  | `nodes`                                    | <ApiLink name="lv_array_t" />                                                       |             |
  | `node_by_light_index`                      | <ApiLink name="NodeVector" />                                                       |             |
  | `transforms`                               | <ApiLink name="NodeTransformMap" />                                                 |             |
  | `opaque_nodes_by_material_index`           | <ApiLink name="MaterialIndexMap" />                                                 |             |
  | `blended_nodes_by_material_index`          | <ApiLink name="MaterialIndexMap" />                                                 |             |
  | `ibm_by_skin_then_node`                    | <ApiLink name="IbmBySkinThenNodeMap" />                                             |             |
  | `validated_skins`                          | `std::vector< size_t >`                                                             |             |
  | `skin_tex`                                 | `std::vector< GLuint >`                                                             |             |
  | `local_mesh_to_center_points_by_primitive` | <ApiLink name="NodePrimCenterMap" />                                                |             |
  | `viewers`                                  | <ApiLink name="lv_array_t" />                                                       |             |
  | `meshes`                                   | <ApiLink name="lv_gltf_mesh_data_t" display="std::vector< lv_gltf_mesh_data_t >" /> |             |
  | `textures`                                 | `std::vector< GLuint >`                                                             |             |
  | `channel_set_cache`                        | `std::map< fastgltf::Node *, std::vector< uint32_t > >`                             |             |
  | `view_mat`                                 | `fastgltf::math::fmat4x4`                                                           |             |
  | `view_pos`                                 | `fastgltf::math::fvec3`                                                             |             |
  | `vertex_max`                               | `fastgltf::math::fvec3`                                                             |             |
  | `vertex_min`                               | `fastgltf::math::fvec3`                                                             |             |
  | `vertex_cen`                               | `fastgltf::math::fvec3`                                                             |             |
  | `animation_update_timer`                   | <ApiLink name="lv_timer_t" display="lv_timer_t *" />                                |             |
  | `current_animation`                        | `size_t`                                                                            |             |
  | `animation_speed_ratio`                    | `uint32_t`                                                                          |             |
  | `last_anim_num`                            | `int32_t`                                                                           |             |
  | `bound_radius`                             | `float`                                                                             |             |
  | `current_animation_max_time`               | `uint32_t`                                                                          |             |
  | `local_timestamp`                          | `uint32_t`                                                                          |             |
  | `last_tick`                                | `uint32_t`                                                                          |             |
  | `camera`                                   | `uint32_t`                                                                          |             |
  | `transforms_changed`                       | `bool`                                                                              |             |
  | `is_animation_enabled`                     | `bool`                                                                              |             |
  | `write_ops_pending`                        | `bool`                                                                              |             |
  | `write_ops_flushed`                        | `bool`                                                                              |             |
  | `linked_view_source`                       | <ApiLink name="_lv_gltf_model_t" display="struct _lv_gltf_model_t *" />             |             |
</ApiMember>

Typedefs [#typedefs]

<ApiMember kind="typedef" name="UintVector" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="23" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L23">
  UintVector [#uintvector]

  ```c title=" " lineNumbers=1
  using UintVector =  std::vector<uint32_t>
  ```
</ApiMember>

<ApiMember kind="typedef" name="IntVector" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="25" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L25">
  IntVector [#intvector]

  ```c title=" " lineNumbers=1
  using IntVector =  std::vector<int32_t>
  ```
</ApiMember>

<ApiMember kind="typedef" name="LongVector" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="27" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L27">
  LongVector [#longvector]

  ```c title=" " lineNumbers=1
  using LongVector =  std::vector<int64_t>
  ```
</ApiMember>

<ApiMember kind="typedef" name="NodePtr" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="29" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L29">
  NodePtr [#nodeptr]

  ```c title=" " lineNumbers=1
  using NodePtr =  fastgltf::Node *
  ```
</ApiMember>

<ApiMember kind="typedef" name="Transform" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="31" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L31">
  Transform [#transform]

  ```c title=" " lineNumbers=1
  using Transform =  fastgltf::math::fmat4x4
  ```
</ApiMember>

<ApiMember kind="typedef" name="NodeIndexPair" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="33" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L33">
  NodeIndexPair [#nodeindexpair]

  ```c title=" " lineNumbers=1
  using NodeIndexPair =  std::pair<NodePtr, size_t>
  ```
</ApiMember>

<ApiMember kind="typedef" name="NodeIndexDistancePair" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="35" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L35">
  NodeIndexDistancePair [#nodeindexdistancepair]

  ```c title=" " lineNumbers=1
  using NodeIndexDistancePair =  std::pair<float, NodeIndexPair>
  ```
</ApiMember>

<ApiMember kind="typedef" name="NodePairVector" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="37" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L37">
  NodePairVector [#nodepairvector]

  ```c title=" " lineNumbers=1
  using NodePairVector =  std::vector<NodeIndexPair>
  ```
</ApiMember>

<ApiMember kind="typedef" name="NodeDistanceVector" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="39" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L39">
  NodeDistanceVector [#nodedistancevector]

  ```c title=" " lineNumbers=1
  using NodeDistanceVector =  std::vector<NodeIndexDistancePair>
  ```
</ApiMember>

<ApiMember kind="typedef" name="MaterialIndexMap" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="41" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L41">
  MaterialIndexMap [#materialindexmap]

  ```c title=" " lineNumbers=1
  using MaterialIndexMap =  std::map<uint32_t, NodePairVector>
  ```
</ApiMember>

<ApiMember kind="typedef" name="StringNodeMap" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="43" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L43">
  StringNodeMap [#stringnodemap]

  ```c title=" " lineNumbers=1
  using StringNodeMap =  std::map<std::string, NodePtr>
  ```
</ApiMember>

<ApiMember kind="typedef" name="NodeIntMap" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="45" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L45">
  NodeIntMap [#nodeintmap]

  ```c title=" " lineNumbers=1
  using NodeIntMap =  std::map<NodePtr, uint32_t>
  ```
</ApiMember>

<ApiMember kind="typedef" name="NodeVector" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="47" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L47">
  NodeVector [#nodevector]

  ```c title=" " lineNumbers=1
  using NodeVector =  std::vector<NodePtr>
  ```
</ApiMember>

<ApiMember kind="typedef" name="NodePrimCenterMap" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="49" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L49">
  NodePrimCenterMap [#nodeprimcentermap]

  ```c title=" " lineNumbers=1
  using NodePrimCenterMap =  std::map<uint32_t, std::map<uint32_t, fastgltf::math::fvec4> >
  ```
</ApiMember>

<ApiMember kind="typedef" name="NodeTransformMap" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="51" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L51">
  NodeTransformMap [#nodetransformmap]

  ```c title=" " lineNumbers=1
  using NodeTransformMap =  std::map<fastgltf::Node *, fastgltf::math::fmat4x4>
  ```
</ApiMember>

<ApiMember kind="typedef" name="IbmBySkinThenNodeMap" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="53" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L53">
  IbmBySkinThenNodeMap [#ibmbyskinthennodemap]

  ```c title=" " lineNumbers=1
  using IbmBySkinThenNodeMap =  std::map<int32_t, std::map<fastgltf::Node *, fastgltf::math::fmat4x4> >
  ```
</ApiMember>

Macros [#macros]

<ApiMember kind="macro" name="LV_GLTF_NODE_CHANNEL_X" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="55" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L55">
  LV_GLTF_NODE_CHANNEL_X [#lv_gltf_node_channel_x]

  ```c title=" " lineNumbers=1
  #define LV_GLTF_NODE_CHANNEL_X 0
  ```
</ApiMember>

<ApiMember kind="macro" name="LV_GLTF_NODE_CHANNEL_Y" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="56" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L56">
  LV_GLTF_NODE_CHANNEL_Y [#lv_gltf_node_channel_y]

  ```c title=" " lineNumbers=1
  #define LV_GLTF_NODE_CHANNEL_Y 1
  ```
</ApiMember>

<ApiMember kind="macro" name="LV_GLTF_NODE_CHANNEL_Z" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="57" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L57">
  LV_GLTF_NODE_CHANNEL_Z [#lv_gltf_node_channel_z]

  ```c title=" " lineNumbers=1
  #define LV_GLTF_NODE_CHANNEL_Z 2
  ```
</ApiMember>

<ApiMember kind="macro" name="LV_GLTF_NODE_CHANNEL_W" file="private/libs/gltf/gltf_data/lv_gltf_data_internal.hpp" line="58" url="https://github.com/lvgl/lvgl/tree/e1a0ad863f29742359bc680d6a7d973448ec2285/src/libs/gltf/gltf_data/lv_gltf_data_internal.hpp#L58">
  LV_GLTF_NODE_CHANNEL_W [#lv_gltf_node_channel_w]

  ```c title=" " lineNumbers=1
  #define LV_GLTF_NODE_CHANNEL_W 4
  ```
</ApiMember>

Dependencies [#dependencies]

<FileIncludes includes="[&#x22;lvgl_public.h&#x22;, &#x22;lv_gltf_data_internal.h&#x22;, &#x22;lv_opengles_private.h&#x22;, &#x22;lv_array.h&#x22;, &#x22;lv_event_private.h&#x22;, &#x22;math.hpp&#x22;, &#x22;string&#x22;, &#x22;vector&#x22;, &#x22;map&#x22;, &#x22;types.hpp&#x22;]" includedBy="[&#x22;lv_fastgltf.hpp&#x22;]" transitiveIncludes="[&#x22;lv_opengl_shader_internal.h&#x22;, &#x22;lv_opengles_debug.h&#x22;, &#x22;lv_rb_private.h&#x22;]" />