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<h1>Source code for dna_viewer.util.mesh</h1><div class="highlight"><pre>
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<span></span><span class="kn">import</span> <span class="nn">logging</span>
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<span class="kn">from</span> <span class="nn">typing</span> <span class="kn">import</span> <span class="n">List</span><span class="p">,</span> <span class="n">Optional</span>
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<span class="kn">from</span> <span class="nn">..builder.scene</span> <span class="kn">import</span> <span class="n">Scene</span> <span class="k">as</span> <span class="n">SceneBuilder</span>
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<span class="kn">from</span> <span class="nn">..config.character</span> <span class="kn">import</span> <span class="n">BuildOptions</span><span class="p">,</span> <span class="n">Character</span>
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<span class="kn">from</span> <span class="nn">..config.scene</span> <span class="kn">import</span> <span class="n">Scene</span> <span class="k">as</span> <span class="n">SceneConfig</span>
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<span class="kn">from</span> <span class="nn">..config.units</span> <span class="kn">import</span> <span class="n">AngleUnit</span><span class="p">,</span> <span class="n">LinearUnit</span>
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<span class="kn">from</span> <span class="nn">..model.dna</span> <span class="kn">import</span> <span class="n">DNA</span>
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<span class="kn">from</span> <span class="nn">..util.error</span> <span class="kn">import</span> <span class="n">DNAViewerError</span>
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<div class="viewcode-block" id="get_mesh_names"><a class="viewcode-back" href="../../../dna_viewer.util.html#dna_viewer.util.mesh.get_mesh_names">[docs]</a><span class="k">def</span> <span class="nf">get_mesh_names</span><span class="p">(</span><span class="n">dna</span><span class="p">:</span> <span class="n">DNA</span><span class="p">)</span> <span class="o">-></span> <span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
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<span class="sd">"""</span>
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<span class="sd"> Gets the list of mesh names contained in the DNA file.</span>
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<span class="sd"> @type dna: DNA</span>
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<span class="sd"> @param dna: Instance of DNA</span>
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<span class="sd"> @rtype: List[str]</span>
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<span class="sd"> @returns: The list of mesh names contained in the DNA file</span>
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<span class="sd"> """</span>
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<span class="k">return</span> <span class="n">dna</span><span class="o">.</span><span class="n">get_mesh_names</span><span class="p">()</span></div>
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<div class="viewcode-block" id="get_mesh_lods"><a class="viewcode-back" href="../../../dna_viewer.util.html#dna_viewer.util.mesh.get_mesh_lods">[docs]</a><span class="k">def</span> <span class="nf">get_mesh_lods</span><span class="p">(</span><span class="n">dna</span><span class="p">:</span> <span class="n">DNA</span><span class="p">)</span> <span class="o">-></span> <span class="n">List</span><span class="p">[</span><span class="n">List</span><span class="p">[</span><span class="nb">int</span><span class="p">]]:</span>
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<span class="sd">"""</span>
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<span class="sd"> Gets the list of list of mesh indices grouped by the lod number.</span>
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<span class="sd"> @type dna: DNA</span>
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<span class="sd"> @param dna: Instance of DNA.</span>
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<span class="sd"> @rtype: List[List[int]]</span>
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<span class="sd"> @returns: The list of list of mesh indices grouped by the lod number</span>
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<span class="sd"> """</span>
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<span class="n">result</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="n">List</span><span class="p">[</span><span class="nb">int</span><span class="p">]]</span> <span class="o">=</span> <span class="p">[]</span>
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<span class="k">for</span> <span class="n">lod</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">dna</span><span class="o">.</span><span class="n">get_lod_count</span><span class="p">()):</span>
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<span class="n">mesh_indices</span> <span class="o">=</span> <span class="p">[]</span>
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<span class="k">for</span> <span class="n">mesh_index</span> <span class="ow">in</span> <span class="n">dna</span><span class="o">.</span><span class="n">get_mesh_indices_for_lod</span><span class="p">(</span><span class="n">lod</span><span class="p">):</span>
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<span class="n">mesh_indices</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">mesh_index</span><span class="p">)</span>
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<span class="n">result</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">mesh_indices</span><span class="p">)</span>
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<span class="k">return</span> <span class="n">result</span></div>
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<div class="viewcode-block" id="create_build_options"><a class="viewcode-back" href="../../../dna_viewer.util.html#dna_viewer.util.mesh.create_build_options">[docs]</a><span class="k">def</span> <span class="nf">create_build_options</span><span class="p">(</span>
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<span class="n">add_joints</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
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<span class="n">add_blend_shapes</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
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<span class="n">add_skin</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
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<span class="n">add_ctrl_attributes_on_root_joint</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
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<span class="n">add_animated_map_attributes_on_root_joint</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
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<span class="n">add_mesh_name_to_blend_shape_channel_name</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
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<span class="n">add_key_frames</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
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<span class="p">)</span> <span class="o">-></span> <span class="n">BuildOptions</span><span class="p">:</span>
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<span class="sd">"""</span>
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<span class="sd"> Creates the build options object used in the character building process.</span>
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<span class="sd"> @type add_joints: bool</span>
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<span class="sd"> @param add_joints: Represents if joints should be added</span>
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<span class="sd"> @type add_blend_shapes: bool</span>
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<span class="sd"> @param add_blend_shapes: Represents if blend shapes should be added</span>
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<span class="sd"> @type add_skin: bool</span>
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<span class="sd"> @param add_skin: Represents if skin should be added</span>
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<span class="sd"> @type add_ctrl_attributes_on_root_joint: bool</span>
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<span class="sd"> @param add_ctrl_attributes_on_root_joint: Represents if gui control attributes should be added on the root joint</span>
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<span class="sd"> @type add_animated_map_attributes_on_root_joint: bool</span>
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<span class="sd"> @param add_animated_map_attributes_on_root_joint: Represents if animated map attributes should be added on the root joint</span>
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<span class="sd"> @type add_mesh_name_to_blend_shape_channel_name: bool</span>
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<span class="sd"> @param add_mesh_name_to_blend_shape_channel_name: A flag representing whether mash name of blend shape channel is added to name when creating it</span>
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<span class="sd"> @type add_key_frames: bool</span>
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<span class="sd"> @param add_key_frames: A flag representing whether key frames should be added</span>
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<span class="sd"> @rtype: BuildOptions</span>
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<span class="sd"> @returns: The created build options object</span>
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<span class="sd"> """</span>
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<span class="k">return</span> <span class="n">BuildOptions</span><span class="p">(</span>
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<span class="n">add_joints</span><span class="o">=</span><span class="n">add_joints</span><span class="p">,</span>
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<span class="n">add_blend_shapes</span><span class="o">=</span><span class="n">add_blend_shapes</span><span class="p">,</span>
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<span class="n">add_skin</span><span class="o">=</span><span class="n">add_skin</span><span class="p">,</span>
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<span class="n">add_ctrl_attributes_on_root_joint</span><span class="o">=</span><span class="n">add_ctrl_attributes_on_root_joint</span><span class="p">,</span>
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<span class="n">add_animated_map_attributes_on_root_joint</span><span class="o">=</span><span class="n">add_animated_map_attributes_on_root_joint</span><span class="p">,</span>
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<span class="n">add_mesh_name_to_blend_shape_channel_name</span><span class="o">=</span><span class="n">add_mesh_name_to_blend_shape_channel_name</span><span class="p">,</span>
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<span class="n">add_key_frames</span><span class="o">=</span><span class="n">add_key_frames</span><span class="p">,</span>
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<span class="p">)</span></div>
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<div class="viewcode-block" id="build_meshes"><a class="viewcode-back" href="../../../dna_viewer.util.html#dna_viewer.util.mesh.build_meshes">[docs]</a><span class="k">def</span> <span class="nf">build_meshes</span><span class="p">(</span>
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<span class="n">dna</span><span class="p">:</span> <span class="n">DNA</span><span class="p">,</span>
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<span class="n">options</span><span class="p">:</span> <span class="n">BuildOptions</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
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<span class="n">group_by_lod</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
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<span class="n">mesh_list</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="nb">int</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
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<span class="n">lod_list</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="nb">int</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
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<span class="n">create_new_scene</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span>
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<span class="p">)</span> <span class="o">-></span> <span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
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<span class="sd">"""</span>
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<span class="sd"> Starts the mesh building process with the provided parameters.</span>
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<span class="sd"> @type dna: DNA</span>
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<span class="sd"> @param dna: Instance of DNA</span>
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<span class="sd"> @type options: BuildOptions</span>
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<span class="sd"> @param options: The build options used in the build process</span>
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<span class="sd"> @type group_by_lod: bool</span>
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<span class="sd"> @param group_by_lod: Represents if the created meshes should be added to a holding transform representing the lod</span>
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<span class="sd"> @type mesh_list: List[int]</span>
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<span class="sd"> @param mesh_list: List of mesh indices that should be added.</span>
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<span class="sd"> @type lod_list: List[int]</span>
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<span class="sd"> @param lod_list: List of lods from which all containing meshes should be added.</span>
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<span class="sd"> @type create_new_scene: bool</span>
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<span class="sd"> @param create_new_scene: Represents if a new scene should be created in the build process.</span>
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<span class="sd"> @rtype: List[str]</span>
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<span class="sd"> @returns: The list of full paths of the created meshes in the maya scene</span>
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<span class="sd"> """</span>
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<span class="n">options</span> <span class="o">=</span> <span class="n">options</span> <span class="ow">or</span> <span class="n">BuildOptions</span><span class="p">()</span>
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<span class="n">meshes</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="nb">int</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
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<span class="n">meshes_by_lod</span> <span class="o">=</span> <span class="n">get_mesh_lods</span><span class="p">(</span><span class="n">dna</span><span class="p">)</span>
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<span class="k">if</span> <span class="n">lod_list</span><span class="p">:</span>
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<span class="k">for</span> <span class="n">lod</span> <span class="ow">in</span> <span class="n">lod_list</span><span class="p">:</span>
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<span class="n">meshes</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">meshes_by_lod</span><span class="p">[</span><span class="n">lod</span><span class="p">])</span>
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<span class="k">if</span> <span class="n">mesh_list</span><span class="p">:</span>
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<span class="n">meshes</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">mesh_list</span><span class="p">)</span>
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<span class="k">if</span> <span class="n">mesh_list</span> <span class="ow">is</span> <span class="kc">None</span> <span class="ow">and</span> <span class="n">lod_list</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
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<span class="n">meshes</span> <span class="o">=</span> <span class="p">[</span><span class="n">mesh_index</span> <span class="k">for</span> <span class="n">meshes</span> <span class="ow">in</span> <span class="n">meshes_by_lod</span> <span class="k">for</span> <span class="n">mesh_index</span> <span class="ow">in</span> <span class="n">meshes</span><span class="p">]</span>
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<span class="n">character_config</span> <span class="o">=</span> <span class="p">(</span>
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<span class="n">Character</span><span class="p">()</span>
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<span class="o">.</span><span class="n">with_dna</span><span class="p">(</span><span class="n">dna</span><span class="o">=</span><span class="n">dna</span><span class="p">)</span>
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<span class="o">.</span><span class="n">with_character_node</span><span class="p">(</span><span class="n">value</span><span class="o">=</span><span class="n">group_by_lod</span><span class="p">)</span>
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<span class="o">.</span><span class="n">with_meshes</span><span class="p">(</span><span class="n">meshes</span><span class="o">=</span><span class="n">meshes</span><span class="p">)</span>
|
|
<span class="p">)</span>
|
|
<span class="n">character_config</span><span class="o">.</span><span class="n">options</span> <span class="o">=</span> <span class="n">options</span>
|
|
|
|
<span class="n">config</span> <span class="o">=</span> <span class="p">(</span>
|
|
<span class="n">SceneConfig</span><span class="p">()</span>
|
|
<span class="o">.</span><span class="n">with_character</span><span class="p">(</span><span class="n">character</span><span class="o">=</span><span class="n">character_config</span><span class="p">)</span>
|
|
<span class="o">.</span><span class="n">with_create_new_scene</span><span class="p">(</span><span class="n">create_new_scene</span><span class="p">)</span>
|
|
<span class="o">.</span><span class="n">with_linear_unit</span><span class="p">(</span><span class="n">unit</span><span class="o">=</span><span class="n">LinearUnit</span><span class="o">.</span><span class="n">cm</span><span class="p">)</span>
|
|
<span class="o">.</span><span class="n">with_angle_unit</span><span class="p">(</span><span class="n">unit</span><span class="o">=</span><span class="n">AngleUnit</span><span class="o">.</span><span class="n">degree</span><span class="p">)</span>
|
|
<span class="p">)</span>
|
|
<span class="n">scene_build_result</span> <span class="o">=</span> <span class="n">SceneBuilder</span><span class="p">(</span><span class="n">config</span><span class="p">)</span><span class="o">.</span><span class="n">build</span><span class="p">()</span>
|
|
|
|
<span class="n">result</span> <span class="o">=</span> <span class="p">[]</span>
|
|
<span class="k">for</span> <span class="n">character_result</span> <span class="ow">in</span> <span class="n">scene_build_result</span><span class="o">.</span><span class="n">character_results</span><span class="p">:</span>
|
|
<span class="k">for</span> <span class="n">nodes_by_lod</span> <span class="ow">in</span> <span class="n">character_result</span><span class="o">.</span><span class="n">nodes</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
|
|
<span class="k">for</span> <span class="n">node</span> <span class="ow">in</span> <span class="n">nodes_by_lod</span><span class="p">:</span>
|
|
<span class="n">result</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
|
<span class="k">return</span> <span class="n">result</span></div>
|
|
|
|
|
|
<div class="viewcode-block" id="get_mesh_indices_containing_string"><a class="viewcode-back" href="../../../dna_viewer.util.html#dna_viewer.util.mesh.get_mesh_indices_containing_string">[docs]</a><span class="k">def</span> <span class="nf">get_mesh_indices_containing_string</span><span class="p">(</span>
|
|
<span class="n">mesh_name_part</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">lod</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">dna</span><span class="p">:</span> <span class="n">DNA</span>
|
|
<span class="p">)</span> <span class="o">-></span> <span class="n">List</span><span class="p">[</span><span class="nb">int</span><span class="p">]:</span>
|
|
<span class="sd">"""</span>
|
|
<span class="sd"> Gets the mesh indices containing a search string.</span>
|
|
|
|
<span class="sd"> @type mesh_name_part: str</span>
|
|
<span class="sd"> @param mesh_name_part: The string that is searched for in the meshes</span>
|
|
|
|
<span class="sd"> @type lod: int</span>
|
|
<span class="sd"> @param lod: The lod in which the mesh names will be searched for the result</span>
|
|
|
|
<span class="sd"> @type dna: DNA</span>
|
|
<span class="sd"> @param dna: Instance of DNA</span>
|
|
|
|
<span class="sd"> @rtype: List[int]</span>
|
|
<span class="sd"> @returns: The list of mesh indices which contain the mesh_name_part in their name</span>
|
|
<span class="sd"> """</span>
|
|
|
|
<span class="k">if</span> <span class="ow">not</span> <span class="mi">0</span> <span class="o"><=</span> <span class="n">lod</span> <span class="o"><</span> <span class="n">dna</span><span class="o">.</span><span class="n">get_lod_count</span><span class="p">():</span>
|
|
<span class="k">raise</span> <span class="n">DNAViewerError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"Lod </span><span class="si">{</span><span class="n">lod</span><span class="si">}</span><span class="s2"> does not exist"</span><span class="p">)</span>
|
|
|
|
<span class="n">result</span> <span class="o">=</span> <span class="p">[]</span>
|
|
<span class="k">for</span> <span class="n">mesh_index</span> <span class="ow">in</span> <span class="n">dna</span><span class="o">.</span><span class="n">get_mesh_indices_for_lod</span><span class="p">(</span><span class="n">lod</span><span class="p">):</span>
|
|
<span class="k">if</span> <span class="n">mesh_name_part</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="ow">in</span> <span class="n">dna</span><span class="o">.</span><span class="n">get_mesh_name</span><span class="p">(</span><span class="n">mesh_index</span><span class="p">)</span><span class="o">.</span><span class="n">lower</span><span class="p">():</span>
|
|
<span class="n">result</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">mesh_index</span><span class="p">)</span>
|
|
|
|
<span class="k">if</span> <span class="ow">not</span> <span class="n">result</span><span class="p">:</span>
|
|
<span class="k">raise</span> <span class="n">DNAViewerError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"No results for </span><span class="si">{</span><span class="n">mesh_name_part</span><span class="si">}</span><span class="s2">"</span><span class="p">)</span>
|
|
|
|
<span class="k">return</span> <span class="n">result</span></div>
|
|
|
|
|
|
<div class="viewcode-block" id="get_mesh_index"><a class="viewcode-back" href="../../../dna_viewer.util.html#dna_viewer.util.mesh.get_mesh_index">[docs]</a><span class="k">def</span> <span class="nf">get_mesh_index</span><span class="p">(</span><span class="n">mesh_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">lod</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">dna</span><span class="p">:</span> <span class="n">DNA</span><span class="p">)</span> <span class="o">-></span> <span class="n">Optional</span><span class="p">[</span><span class="nb">int</span><span class="p">]:</span>
|
|
<span class="sd">"""</span>
|
|
<span class="sd"> Gets a mesh index with the given search string, returns the first one if multiple are found.</span>
|
|
|
|
<span class="sd"> @type mesh_name: str</span>
|
|
<span class="sd"> @param mesh_name: The string that is searched for in the meshes</span>
|
|
|
|
<span class="sd"> @type lod: int</span>
|
|
<span class="sd"> @param lod: The lod in which the mesh names will be searched for the result</span>
|
|
|
|
<span class="sd"> @type dna: DNA</span>
|
|
<span class="sd"> @param dna: Instance of DNA</span>
|
|
<span class="sd"> """</span>
|
|
|
|
<span class="k">try</span><span class="p">:</span>
|
|
<span class="n">results</span> <span class="o">=</span> <span class="n">get_mesh_indices_containing_string</span><span class="p">(</span><span class="n">mesh_name</span><span class="p">,</span> <span class="n">lod</span><span class="p">,</span> <span class="n">dna</span><span class="p">)</span>
|
|
<span class="k">if</span> <span class="n">results</span><span class="p">:</span>
|
|
<span class="n">logging</span><span class="o">.</span><span class="n">warning</span><span class="p">(</span>
|
|
<span class="s2">"Multiple meshes found, first result is returned, you should probably try a more specific mesh name"</span>
|
|
<span class="p">)</span>
|
|
<span class="k">return</span> <span class="n">results</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
|
|
<span class="k">except</span> <span class="n">DNAViewerError</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span>
|
|
<span class="n">logging</span><span class="o">.</span><span class="n">error</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
|
|
<span class="k">return</span> <span class="kc">None</span></div>
|
|
</pre></div>
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