kopia lustrzana https://github.com/vilemduha/blendercam
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<h1></h1>
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<!-- Table of contents -->
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<h1>Source code for fabex.pattern</h1><div class="highlight"><pre>
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<span></span><span class="sd">"""Fabex 'pattern.py' © 2012 Vilem Novak</span>
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<span class="sd">Functions to read CAM path patterns and return CAM path chunks.</span>
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|
<span class="sd">"""</span>
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|
<span class="kn">from</span><span class="w"> </span><span class="nn">math</span><span class="w"> </span><span class="kn">import</span> <span class="p">(</span>
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|
<span class="n">ceil</span><span class="p">,</span>
|
|
<span class="n">floor</span><span class="p">,</span>
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|
<span class="n">pi</span><span class="p">,</span>
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<span class="n">sqrt</span><span class="p">,</span>
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<span class="p">)</span>
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<span class="kn">import</span><span class="w"> </span><span class="nn">time</span>
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<span class="kn">import</span><span class="w"> </span><span class="nn">numpy</span>
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<span class="kn">import</span><span class="w"> </span><span class="nn">bpy</span>
|
|
<span class="kn">from</span><span class="w"> </span><span class="nn">mathutils</span><span class="w"> </span><span class="kn">import</span> <span class="n">Euler</span><span class="p">,</span> <span class="n">Vector</span>
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<span class="kn">from</span><span class="w"> </span><span class="nn">.cam_chunk</span><span class="w"> </span><span class="kn">import</span> <span class="p">(</span>
|
|
<span class="n">CamPathChunk</span><span class="p">,</span>
|
|
<span class="n">CamPathChunkBuilder</span><span class="p">,</span>
|
|
<span class="n">shapely_to_chunks</span><span class="p">,</span>
|
|
<span class="p">)</span>
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|
<span class="kn">from</span><span class="w"> </span><span class="nn">.utilities.chunk_utils</span><span class="w"> </span><span class="kn">import</span> <span class="p">(</span>
|
|
<span class="n">chunks_refine</span><span class="p">,</span>
|
|
<span class="n">parent_child_distance</span><span class="p">,</span>
|
|
<span class="p">)</span>
|
|
<span class="kn">from</span><span class="w"> </span><span class="nn">.utilities.simple_utils</span><span class="w"> </span><span class="kn">import</span> <span class="n">progress</span>
|
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<div class="viewcode-block" id="get_path_pattern_parallel">
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<a class="viewcode-back" href="../../autoapi/fabex/pattern/index.html#fabex.pattern.get_path_pattern_parallel">[docs]</a>
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|
<span class="k">def</span><span class="w"> </span><span class="nf">get_path_pattern_parallel</span><span class="p">(</span><span class="n">o</span><span class="p">,</span> <span class="n">angle</span><span class="p">):</span>
|
|
<span class="w"> </span><span class="sd">"""Generate path chunks for parallel movement based on object dimensions</span>
|
|
<span class="sd"> and angle.</span>
|
|
|
|
<span class="sd"> This function calculates a series of path chunks for a given object,</span>
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|
<span class="sd"> taking into account its dimensions and the specified angle. It utilizes</span>
|
|
<span class="sd"> both a traditional method and an alternative algorithm (currently</span>
|
|
<span class="sd"> disabled) to generate these paths. The paths are constructed by</span>
|
|
<span class="sd"> iterating over calculated vectors and applying transformations based on</span>
|
|
<span class="sd"> the object's properties. The resulting path chunks can be used for</span>
|
|
<span class="sd"> various movement types, including conventional and climb movements.</span>
|
|
|
|
<span class="sd"> Args:</span>
|
|
<span class="sd"> o (object): An object containing properties such as dimensions and movement type.</span>
|
|
<span class="sd"> angle (float): The angle to rotate the path generation.</span>
|
|
|
|
<span class="sd"> Returns:</span>
|
|
<span class="sd"> list: A list of path chunks generated based on the object's dimensions and</span>
|
|
<span class="sd"> angle.</span>
|
|
<span class="sd"> """</span>
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|
|
|
<span class="n">zlevel</span> <span class="o">=</span> <span class="mi">1</span>
|
|
<span class="n">pathd</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span>
|
|
<span class="n">pathstep</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_along_paths</span>
|
|
<span class="n">pathchunks</span> <span class="o">=</span> <span class="p">[]</span>
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|
|
|
<span class="n">xm</span> <span class="o">=</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span> <span class="o">+</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span><span class="p">)</span> <span class="o">/</span> <span class="mi">2</span>
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|
<span class="n">ym</span> <span class="o">=</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">y</span> <span class="o">+</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span><span class="p">)</span> <span class="o">/</span> <span class="mi">2</span>
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|
<span class="n">vm</span> <span class="o">=</span> <span class="n">Vector</span><span class="p">((</span><span class="n">xm</span><span class="p">,</span> <span class="n">ym</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
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|
<span class="n">xdim</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span> <span class="o">-</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span>
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|
<span class="n">ydim</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">y</span> <span class="o">-</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span>
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|
<span class="n">dim</span> <span class="o">=</span> <span class="p">(</span><span class="n">xdim</span> <span class="o">+</span> <span class="n">ydim</span><span class="p">)</span> <span class="o">/</span> <span class="mf">2.0</span>
|
|
<span class="n">e</span> <span class="o">=</span> <span class="n">Euler</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="n">angle</span><span class="p">))</span>
|
|
<span class="n">reverse</span> <span class="o">=</span> <span class="kc">False</span>
|
|
<span class="k">if</span> <span class="n">bpy</span><span class="o">.</span><span class="n">app</span><span class="o">.</span><span class="n">debug_value</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span> <span class="c1"># by default off</span>
|
|
<span class="c1"># this is the original pattern method, slower, but well tested:</span>
|
|
<span class="n">dirvect</span> <span class="o">=</span> <span class="n">Vector</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
|
|
<span class="n">dirvect</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
|
|
<span class="n">dirvect</span><span class="o">.</span><span class="n">normalize</span><span class="p">()</span>
|
|
<span class="n">dirvect</span> <span class="o">*=</span> <span class="n">pathstep</span>
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|
<span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span>
|
|
<span class="nb">int</span><span class="p">(</span><span class="o">-</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathd</span><span class="p">),</span> <span class="nb">int</span><span class="p">(</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathd</span><span class="p">)</span>
|
|
<span class="p">):</span> <span class="c1"># this is highly ineffective, computes path2x the area needed...</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">CamPathChunkBuilder</span><span class="p">([])</span>
|
|
<span class="n">v</span> <span class="o">=</span> <span class="n">Vector</span><span class="p">((</span><span class="n">a</span> <span class="o">*</span> <span class="n">pathd</span><span class="p">,</span> <span class="nb">int</span><span class="p">(</span><span class="o">-</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">)</span> <span class="o">*</span> <span class="n">pathstep</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
|
|
<span class="n">v</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
|
|
<span class="c1"># shifting for the rotation, so pattern rotates around middle...</span>
|
|
<span class="n">v</span> <span class="o">+=</span> <span class="n">vm</span>
|
|
<span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="o">-</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="nb">int</span><span class="p">(</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">)):</span>
|
|
<span class="n">v</span> <span class="o">+=</span> <span class="n">dirvect</span>
|
|
|
|
<span class="k">if</span> <span class="n">v</span><span class="o">.</span><span class="n">x</span> <span class="o">></span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span> <span class="ow">and</span> <span class="n">v</span><span class="o">.</span><span class="n">x</span> <span class="o"><</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span> <span class="ow">and</span> <span class="n">v</span><span class="o">.</span><span class="n">y</span> <span class="o">></span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span> <span class="ow">and</span> <span class="n">v</span><span class="o">.</span><span class="n">y</span> <span class="o"><</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">y</span><span class="p">:</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">v</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">v</span><span class="o">.</span><span class="n">y</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
<span class="k">if</span> <span class="p">(</span>
|
|
<span class="p">(</span><span class="n">reverse</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"MEANDER"</span><span class="p">)</span>
|
|
<span class="ow">or</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CONVENTIONAL"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CW"</span><span class="p">)</span>
|
|
<span class="ow">or</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CLIMB"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CCW"</span><span class="p">)</span>
|
|
<span class="p">):</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
|
|
<span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="p">)</span> <span class="o">></span> <span class="mi">0</span><span class="p">:</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">to_chunk</span><span class="p">())</span>
|
|
<span class="k">if</span> <span class="p">(</span>
|
|
<span class="nb">len</span><span class="p">(</span><span class="n">pathchunks</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span>
|
|
<span class="ow">and</span> <span class="n">reverse</span>
|
|
<span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">parallel_step_back</span>
|
|
<span class="ow">and</span> <span class="ow">not</span> <span class="n">o</span><span class="o">.</span><span class="n">use_layers</span>
|
|
<span class="p">):</span>
|
|
<span class="c1"># parallel step back - for finishing, best with climb movement, saves cutter life by going into</span>
|
|
<span class="c1"># material with climb, while using move back on the surface to improve finish</span>
|
|
<span class="c1"># (which would otherwise be a conventional move in the material)</span>
|
|
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CONVENTIONAL"</span> <span class="ow">or</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CLIMB"</span><span class="p">:</span>
|
|
<span class="n">pathchunks</span><span class="p">[</span><span class="o">-</span><span class="mi">2</span><span class="p">]</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
<span class="n">changechunk</span> <span class="o">=</span> <span class="n">pathchunks</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>
|
|
<span class="n">pathchunks</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span> <span class="o">=</span> <span class="n">pathchunks</span><span class="p">[</span><span class="o">-</span><span class="mi">2</span><span class="p">]</span>
|
|
<span class="n">pathchunks</span><span class="p">[</span><span class="o">-</span><span class="mi">2</span><span class="p">]</span> <span class="o">=</span> <span class="n">changechunk</span>
|
|
|
|
<span class="n">reverse</span> <span class="o">=</span> <span class="ow">not</span> <span class="n">reverse</span>
|
|
<span class="c1"># print (chunk.points)</span>
|
|
<span class="k">else</span><span class="p">:</span> <span class="c1"># alternative algorithm with numpy, didn't work as should so blocked now...</span>
|
|
<span class="n">v</span> <span class="o">=</span> <span class="n">Vector</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
|
|
<span class="n">v</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
|
|
<span class="n">e1</span> <span class="o">=</span> <span class="n">Euler</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="o">-</span><span class="n">pi</span> <span class="o">/</span> <span class="mi">2</span><span class="p">))</span>
|
|
<span class="n">v1</span> <span class="o">=</span> <span class="n">v</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
|
|
<span class="n">v1</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e1</span><span class="p">)</span>
|
|
|
|
<span class="n">axis_across_paths</span> <span class="o">=</span> <span class="n">numpy</span><span class="o">.</span><span class="n">array</span><span class="p">(</span>
|
|
<span class="p">(</span>
|
|
<span class="n">numpy</span><span class="o">.</span><span class="n">arange</span><span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="o">-</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathd</span><span class="p">),</span> <span class="nb">int</span><span class="p">(</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathd</span><span class="p">))</span> <span class="o">*</span> <span class="n">pathd</span> <span class="o">*</span> <span class="n">v1</span><span class="o">.</span><span class="n">x</span> <span class="o">+</span> <span class="n">xm</span><span class="p">,</span>
|
|
<span class="n">numpy</span><span class="o">.</span><span class="n">arange</span><span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="o">-</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathd</span><span class="p">),</span> <span class="nb">int</span><span class="p">(</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathd</span><span class="p">))</span> <span class="o">*</span> <span class="n">pathd</span> <span class="o">*</span> <span class="n">v1</span><span class="o">.</span><span class="n">y</span> <span class="o">+</span> <span class="n">ym</span><span class="p">,</span>
|
|
<span class="n">numpy</span><span class="o">.</span><span class="n">arange</span><span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="o">-</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathd</span><span class="p">),</span> <span class="nb">int</span><span class="p">(</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathd</span><span class="p">))</span> <span class="o">*</span> <span class="mi">0</span><span class="p">,</span>
|
|
<span class="p">)</span>
|
|
<span class="p">)</span>
|
|
|
|
<span class="n">axis_along_paths</span> <span class="o">=</span> <span class="n">numpy</span><span class="o">.</span><span class="n">array</span><span class="p">(</span>
|
|
<span class="p">(</span>
|
|
<span class="n">numpy</span><span class="o">.</span><span class="n">arange</span><span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="o">-</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="nb">int</span><span class="p">(</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">))</span> <span class="o">*</span> <span class="n">pathstep</span> <span class="o">*</span> <span class="n">v</span><span class="o">.</span><span class="n">x</span><span class="p">,</span>
|
|
<span class="n">numpy</span><span class="o">.</span><span class="n">arange</span><span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="o">-</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="nb">int</span><span class="p">(</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">))</span> <span class="o">*</span> <span class="n">pathstep</span> <span class="o">*</span> <span class="n">v</span><span class="o">.</span><span class="n">y</span><span class="p">,</span>
|
|
<span class="n">numpy</span><span class="o">.</span><span class="n">arange</span><span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="o">-</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="nb">int</span><span class="p">(</span><span class="n">dim</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">))</span> <span class="o">*</span> <span class="mi">0</span> <span class="o">+</span> <span class="n">zlevel</span><span class="p">,</span>
|
|
<span class="p">)</span>
|
|
<span class="p">)</span> <span class="c1"># rotate this first</span>
|
|
<span class="n">progress</span><span class="p">(</span><span class="n">axis_along_paths</span><span class="p">)</span>
|
|
<span class="n">chunks</span> <span class="o">=</span> <span class="p">[]</span>
|
|
<span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="nb">len</span><span class="p">(</span><span class="n">axis_across_paths</span><span class="p">[</span><span class="mi">0</span><span class="p">])):</span>
|
|
<span class="c1"># progress(chunks[a,...,...].shape)</span>
|
|
<span class="c1"># progress(axis_along_paths.shape)</span>
|
|
<span class="n">nax</span> <span class="o">=</span> <span class="n">axis_along_paths</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
|
|
<span class="c1"># progress(nax.shape)</span>
|
|
<span class="n">nax</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">+=</span> <span class="n">axis_across_paths</span><span class="p">[</span><span class="mi">0</span><span class="p">][</span><span class="n">a</span><span class="p">]</span>
|
|
<span class="n">nax</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">+=</span> <span class="n">axis_across_paths</span><span class="p">[</span><span class="mi">1</span><span class="p">][</span><span class="n">a</span><span class="p">]</span>
|
|
<span class="c1"># progress(a)</span>
|
|
<span class="c1"># progress(nax.shape)</span>
|
|
<span class="c1"># progress(chunks.shape)</span>
|
|
<span class="c1"># progress(chunks[...,a,...].shape)</span>
|
|
<span class="n">xfitmin</span> <span class="o">=</span> <span class="n">nax</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">></span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span>
|
|
<span class="n">xfitmax</span> <span class="o">=</span> <span class="n">nax</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o"><</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span>
|
|
<span class="n">xfit</span> <span class="o">=</span> <span class="n">xfitmin</span> <span class="o">&</span> <span class="n">xfitmax</span>
|
|
<span class="c1"># print(xfit,nax)</span>
|
|
<span class="n">nax</span> <span class="o">=</span> <span class="n">numpy</span><span class="o">.</span><span class="n">array</span><span class="p">([</span><span class="n">nax</span><span class="p">[</span><span class="mi">0</span><span class="p">][</span><span class="n">xfit</span><span class="p">],</span> <span class="n">nax</span><span class="p">[</span><span class="mi">1</span><span class="p">][</span><span class="n">xfit</span><span class="p">],</span> <span class="n">nax</span><span class="p">[</span><span class="mi">2</span><span class="p">][</span><span class="n">xfit</span><span class="p">]])</span>
|
|
<span class="n">yfitmin</span> <span class="o">=</span> <span class="n">nax</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">></span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span>
|
|
<span class="n">yfitmax</span> <span class="o">=</span> <span class="n">nax</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o"><</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">y</span>
|
|
<span class="n">yfit</span> <span class="o">=</span> <span class="n">yfitmin</span> <span class="o">&</span> <span class="n">yfitmax</span>
|
|
<span class="n">nax</span> <span class="o">=</span> <span class="n">numpy</span><span class="o">.</span><span class="n">array</span><span class="p">([</span><span class="n">nax</span><span class="p">[</span><span class="mi">0</span><span class="p">][</span><span class="n">yfit</span><span class="p">],</span> <span class="n">nax</span><span class="p">[</span><span class="mi">1</span><span class="p">][</span><span class="n">yfit</span><span class="p">],</span> <span class="n">nax</span><span class="p">[</span><span class="mi">2</span><span class="p">][</span><span class="n">yfit</span><span class="p">]])</span>
|
|
<span class="n">chunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">nax</span><span class="o">.</span><span class="n">swapaxes</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">))</span>
|
|
<span class="c1"># chunks</span>
|
|
<span class="n">pathchunks</span> <span class="o">=</span> <span class="p">[]</span>
|
|
<span class="k">for</span> <span class="n">ch</span> <span class="ow">in</span> <span class="n">chunks</span><span class="p">:</span>
|
|
<span class="n">ch</span> <span class="o">=</span> <span class="n">ch</span><span class="o">.</span><span class="n">tolist</span><span class="p">()</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">CamPathChunk</span><span class="p">(</span><span class="n">ch</span><span class="p">))</span>
|
|
<span class="c1"># print (ch)</span>
|
|
<span class="k">return</span> <span class="n">pathchunks</span></div>
|
|
|
|
|
|
|
|
<div class="viewcode-block" id="get_path_pattern">
|
|
<a class="viewcode-back" href="../../autoapi/fabex/pattern/index.html#fabex.pattern.get_path_pattern">[docs]</a>
|
|
<span class="k">def</span><span class="w"> </span><span class="nf">get_path_pattern</span><span class="p">(</span><span class="n">operation</span><span class="p">):</span>
|
|
<span class="w"> </span><span class="sd">"""Generate a path pattern based on the specified operation strategy.</span>
|
|
|
|
<span class="sd"> This function constructs a path pattern for a given operation by</span>
|
|
<span class="sd"> analyzing its parameters and applying different strategies such as</span>
|
|
<span class="sd"> 'PARALLEL', 'CROSS', 'BLOCK', 'SPIRAL', 'CIRCLES', and 'OUTLINEFILL'.</span>
|
|
<span class="sd"> Each strategy dictates how the path is built, utilizing various</span>
|
|
<span class="sd"> geometric calculations and conditions to ensure the path adheres to the</span>
|
|
<span class="sd"> specified operational constraints. The function also handles the</span>
|
|
<span class="sd"> orientation and direction of the path based on the movement settings</span>
|
|
<span class="sd"> provided in the operation.</span>
|
|
|
|
<span class="sd"> Args:</span>
|
|
<span class="sd"> operation (object): An object containing parameters for path generation,</span>
|
|
<span class="sd"> including strategy, movement type, and geometric bounds.</span>
|
|
|
|
<span class="sd"> Returns:</span>
|
|
<span class="sd"> list: A list of path chunks representing the generated path pattern.</span>
|
|
<span class="sd"> """</span>
|
|
|
|
<span class="n">o</span> <span class="o">=</span> <span class="n">operation</span>
|
|
<span class="n">t</span> <span class="o">=</span> <span class="n">time</span><span class="o">.</span><span class="n">time</span><span class="p">()</span>
|
|
<span class="n">progress</span><span class="p">(</span><span class="s2">"Building Path Pattern"</span><span class="p">)</span>
|
|
<span class="n">minx</span><span class="p">,</span> <span class="n">miny</span><span class="p">,</span> <span class="n">minz</span><span class="p">,</span> <span class="n">maxx</span><span class="p">,</span> <span class="n">maxy</span><span class="p">,</span> <span class="n">maxz</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">z</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">y</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">z</span>
|
|
|
|
<span class="n">pathchunks</span> <span class="o">=</span> <span class="p">[]</span>
|
|
|
|
<span class="n">zlevel</span> <span class="o">=</span> <span class="mi">1</span> <span class="c1"># minz#this should do layers...</span>
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">strategy</span> <span class="o">==</span> <span class="s2">"PARALLEL"</span><span class="p">:</span>
|
|
<span class="n">pathchunks</span> <span class="o">=</span> <span class="n">get_path_pattern_parallel</span><span class="p">(</span><span class="n">o</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">parallel_angle</span><span class="p">)</span>
|
|
<span class="k">elif</span> <span class="n">o</span><span class="o">.</span><span class="n">strategy</span> <span class="o">==</span> <span class="s2">"CROSS"</span><span class="p">:</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">get_path_pattern_parallel</span><span class="p">(</span><span class="n">o</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">parallel_angle</span><span class="p">))</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">get_path_pattern_parallel</span><span class="p">(</span><span class="n">o</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">parallel_angle</span> <span class="o">-</span> <span class="n">pi</span> <span class="o">/</span> <span class="mf">2.0</span><span class="p">))</span>
|
|
|
|
<span class="k">elif</span> <span class="n">o</span><span class="o">.</span><span class="n">strategy</span> <span class="o">==</span> <span class="s2">"BLOCK"</span><span class="p">:</span>
|
|
<span class="n">pathd</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span>
|
|
<span class="n">pathstep</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_along_paths</span>
|
|
<span class="n">maxxp</span> <span class="o">=</span> <span class="n">maxx</span>
|
|
<span class="n">maxyp</span> <span class="o">=</span> <span class="n">maxy</span>
|
|
<span class="n">minxp</span> <span class="o">=</span> <span class="n">minx</span>
|
|
<span class="n">minyp</span> <span class="o">=</span> <span class="n">miny</span>
|
|
<span class="n">x</span> <span class="o">=</span> <span class="mf">0.0</span>
|
|
<span class="n">y</span> <span class="o">=</span> <span class="mf">0.0</span>
|
|
<span class="n">incx</span> <span class="o">=</span> <span class="mi">1</span>
|
|
<span class="n">incy</span> <span class="o">=</span> <span class="mi">0</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">CamPathChunkBuilder</span><span class="p">([])</span>
|
|
<span class="n">i</span> <span class="o">=</span> <span class="mi">0</span>
|
|
<span class="k">while</span> <span class="n">maxxp</span> <span class="o">-</span> <span class="n">minxp</span> <span class="o">></span> <span class="mi">0</span> <span class="ow">and</span> <span class="n">maxyp</span> <span class="o">-</span> <span class="n">minyp</span> <span class="o">></span> <span class="mi">0</span><span class="p">:</span>
|
|
<span class="n">y</span> <span class="o">=</span> <span class="n">minyp</span>
|
|
<span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">ceil</span><span class="p">(</span><span class="n">minxp</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="n">ceil</span><span class="p">(</span><span class="n">maxxp</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="mi">1</span><span class="p">):</span>
|
|
<span class="n">x</span> <span class="o">=</span> <span class="n">a</span> <span class="o">*</span> <span class="n">pathstep</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
|
|
<span class="k">if</span> <span class="n">i</span> <span class="o">></span> <span class="mi">0</span><span class="p">:</span>
|
|
<span class="n">minxp</span> <span class="o">+=</span> <span class="n">pathd</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">maxxp</span><span class="p">,</span> <span class="n">minyp</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
|
|
<span class="n">x</span> <span class="o">=</span> <span class="n">maxxp</span>
|
|
|
|
<span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">ceil</span><span class="p">(</span><span class="n">minyp</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="n">ceil</span><span class="p">(</span><span class="n">maxyp</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="mi">1</span><span class="p">):</span>
|
|
<span class="n">y</span> <span class="o">=</span> <span class="n">a</span> <span class="o">*</span> <span class="n">pathstep</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
|
|
<span class="n">minyp</span> <span class="o">+=</span> <span class="n">pathd</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">maxxp</span><span class="p">,</span> <span class="n">maxyp</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
|
|
<span class="n">y</span> <span class="o">=</span> <span class="n">maxyp</span>
|
|
<span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">floor</span><span class="p">(</span><span class="n">maxxp</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="n">ceil</span><span class="p">(</span><span class="n">minxp</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="o">-</span><span class="mi">1</span><span class="p">):</span>
|
|
<span class="n">x</span> <span class="o">=</span> <span class="n">a</span> <span class="o">*</span> <span class="n">pathstep</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
|
|
<span class="n">maxxp</span> <span class="o">-=</span> <span class="n">pathd</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">minxp</span><span class="p">,</span> <span class="n">maxyp</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
|
|
<span class="n">x</span> <span class="o">=</span> <span class="n">minxp</span>
|
|
<span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="n">floor</span><span class="p">(</span><span class="n">maxyp</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="n">ceil</span><span class="p">(</span><span class="n">minyp</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">),</span> <span class="o">-</span><span class="mi">1</span><span class="p">):</span>
|
|
<span class="n">y</span> <span class="o">=</span> <span class="n">a</span> <span class="o">*</span> <span class="n">pathstep</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">minxp</span><span class="p">,</span> <span class="n">minyp</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
|
|
<span class="n">maxyp</span> <span class="o">-=</span> <span class="n">pathd</span>
|
|
|
|
<span class="n">i</span> <span class="o">+=</span> <span class="mi">1</span>
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">insideout</span> <span class="o">==</span> <span class="s2">"INSIDEOUT"</span><span class="p">:</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
<span class="k">if</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CLIMB"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CW"</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
|
|
<span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CONVENTIONAL"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CCW"</span>
|
|
<span class="p">):</span>
|
|
<span class="k">for</span> <span class="n">si</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="nb">len</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="p">)):</span>
|
|
<span class="n">s</span> <span class="o">=</span> <span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="p">[</span><span class="n">si</span><span class="p">]</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="p">[</span><span class="n">si</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span> <span class="o">+</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span> <span class="o">-</span> <span class="n">s</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="n">s</span><span class="p">[</span><span class="mi">1</span><span class="p">],</span> <span class="n">s</span><span class="p">[</span><span class="mi">2</span><span class="p">])</span>
|
|
<span class="n">pathchunks</span> <span class="o">=</span> <span class="p">[</span><span class="n">chunk</span><span class="o">.</span><span class="n">to_chunk</span><span class="p">()]</span>
|
|
|
|
<span class="k">elif</span> <span class="n">o</span><span class="o">.</span><span class="n">strategy</span> <span class="o">==</span> <span class="s2">"SPIRAL"</span><span class="p">:</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">CamPathChunkBuilder</span><span class="p">([])</span>
|
|
<span class="n">pathd</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span>
|
|
<span class="n">pathstep</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_along_paths</span>
|
|
<span class="n">midx</span> <span class="o">=</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span> <span class="o">+</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span><span class="p">)</span> <span class="o">/</span> <span class="mi">2</span>
|
|
<span class="n">midy</span> <span class="o">=</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">y</span> <span class="o">+</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span><span class="p">)</span> <span class="o">/</span> <span class="mi">2</span>
|
|
<span class="n">x</span> <span class="o">=</span> <span class="n">pathd</span> <span class="o">/</span> <span class="mi">4</span>
|
|
<span class="n">y</span> <span class="o">=</span> <span class="n">pathd</span> <span class="o">/</span> <span class="mi">4</span>
|
|
<span class="n">v</span> <span class="o">=</span> <span class="n">Vector</span><span class="p">((</span><span class="n">pathd</span> <span class="o">/</span> <span class="mi">4</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
|
|
|
|
<span class="c1"># progress(x,y,midx,midy)</span>
|
|
<span class="n">e</span> <span class="o">=</span> <span class="n">Euler</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
|
|
<span class="c1"># pi = pi</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">midx</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">midy</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">y</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
<span class="k">while</span> <span class="n">midx</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">x</span> <span class="o">></span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span> <span class="ow">or</span> <span class="n">midy</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">y</span> <span class="o">></span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span><span class="p">:</span>
|
|
<span class="c1"># v.x=x-midx</span>
|
|
<span class="c1"># v.y=y-midy</span>
|
|
<span class="n">offset</span> <span class="o">=</span> <span class="mi">2</span> <span class="o">*</span> <span class="n">v</span><span class="o">.</span><span class="n">length</span> <span class="o">*</span> <span class="n">pi</span>
|
|
<span class="n">e</span><span class="o">.</span><span class="n">z</span> <span class="o">=</span> <span class="mi">2</span> <span class="o">*</span> <span class="n">pi</span> <span class="o">*</span> <span class="p">(</span><span class="n">pathstep</span> <span class="o">/</span> <span class="n">offset</span><span class="p">)</span>
|
|
<span class="n">v</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
|
|
|
|
<span class="n">v</span><span class="o">.</span><span class="n">length</span> <span class="o">=</span> <span class="n">v</span><span class="o">.</span><span class="n">length</span> <span class="o">+</span> <span class="n">pathd</span> <span class="o">/</span> <span class="p">(</span><span class="n">offset</span> <span class="o">/</span> <span class="n">pathstep</span><span class="p">)</span>
|
|
<span class="c1"># progress(v.x,v.y)</span>
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span> <span class="o">></span> <span class="n">midx</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">x</span> <span class="o">></span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">y</span> <span class="o">></span> <span class="n">midy</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">y</span> <span class="o">></span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span><span class="p">:</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">midx</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">midy</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">y</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
<span class="k">else</span><span class="p">:</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">to_chunk</span><span class="p">())</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">CamPathChunkBuilder</span><span class="p">([])</span>
|
|
<span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="p">)</span> <span class="o">></span> <span class="mi">0</span><span class="p">:</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">to_chunk</span><span class="p">())</span>
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">insideout</span> <span class="o">==</span> <span class="s2">"OUTSIDEIN"</span><span class="p">:</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
<span class="k">for</span> <span class="n">chunk</span> <span class="ow">in</span> <span class="n">pathchunks</span><span class="p">:</span>
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">insideout</span> <span class="o">==</span> <span class="s2">"OUTSIDEIN"</span><span class="p">:</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
|
|
<span class="k">if</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CONVENTIONAL"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CW"</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
|
|
<span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CLIMB"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CCW"</span>
|
|
<span class="p">):</span>
|
|
<span class="c1"># TODO</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">flip_x</span><span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span> <span class="o">+</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span><span class="p">)</span>
|
|
<span class="c1"># for si in range(0, len(chunk.points)):</span>
|
|
<span class="c1"># s = chunk.points[si]</span>
|
|
<span class="c1"># chunk.points[si] = (o.max.x + o.min.x - s[0], s[1], s[2])</span>
|
|
|
|
<span class="k">elif</span> <span class="n">o</span><span class="o">.</span><span class="n">strategy</span> <span class="o">==</span> <span class="s2">"CIRCLES"</span><span class="p">:</span>
|
|
<span class="n">pathd</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span>
|
|
<span class="n">pathstep</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_along_paths</span>
|
|
<span class="n">midx</span> <span class="o">=</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span> <span class="o">+</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span><span class="p">)</span> <span class="o">/</span> <span class="mi">2</span>
|
|
<span class="n">midy</span> <span class="o">=</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">y</span> <span class="o">+</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span><span class="p">)</span> <span class="o">/</span> <span class="mi">2</span>
|
|
<span class="n">rx</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span> <span class="o">-</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span>
|
|
<span class="n">ry</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">y</span> <span class="o">-</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span>
|
|
<span class="n">maxr</span> <span class="o">=</span> <span class="n">sqrt</span><span class="p">(</span><span class="n">rx</span> <span class="o">*</span> <span class="n">rx</span> <span class="o">+</span> <span class="n">ry</span> <span class="o">*</span> <span class="n">ry</span><span class="p">)</span>
|
|
|
|
<span class="c1"># progress(x,y,midx,midy)</span>
|
|
<span class="n">e</span> <span class="o">=</span> <span class="n">Euler</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
|
|
<span class="c1"># pi = pi</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">CamPathChunkBuilder</span><span class="p">([])</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">midx</span><span class="p">,</span> <span class="n">midy</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">to_chunk</span><span class="p">())</span>
|
|
<span class="n">r</span> <span class="o">=</span> <span class="mi">0</span>
|
|
|
|
<span class="k">while</span> <span class="n">r</span> <span class="o"><</span> <span class="n">maxr</span><span class="p">:</span>
|
|
<span class="n">r</span> <span class="o">+=</span> <span class="n">pathd</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">CamPathChunkBuilder</span><span class="p">([])</span>
|
|
<span class="n">firstchunk</span> <span class="o">=</span> <span class="n">chunk</span>
|
|
<span class="n">v</span> <span class="o">=</span> <span class="n">Vector</span><span class="p">((</span><span class="o">-</span><span class="n">r</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
|
|
<span class="n">steps</span> <span class="o">=</span> <span class="mi">2</span> <span class="o">*</span> <span class="n">pi</span> <span class="o">*</span> <span class="n">r</span> <span class="o">/</span> <span class="n">pathstep</span>
|
|
<span class="n">e</span><span class="o">.</span><span class="n">z</span> <span class="o">=</span> <span class="mi">2</span> <span class="o">*</span> <span class="n">pi</span> <span class="o">/</span> <span class="n">steps</span>
|
|
<span class="n">laststepchunks</span> <span class="o">=</span> <span class="p">[]</span>
|
|
<span class="n">currentstepchunks</span> <span class="o">=</span> <span class="p">[]</span>
|
|
<span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="nb">int</span><span class="p">(</span><span class="n">steps</span><span class="p">)):</span>
|
|
<span class="n">laststepchunks</span> <span class="o">=</span> <span class="n">currentstepchunks</span>
|
|
<span class="n">currentstepchunks</span> <span class="o">=</span> <span class="p">[]</span>
|
|
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span> <span class="o">></span> <span class="n">midx</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">x</span> <span class="o">></span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">y</span> <span class="o">></span> <span class="n">midy</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">y</span> <span class="o">></span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span><span class="p">:</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">midx</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">midy</span> <span class="o">+</span> <span class="n">v</span><span class="o">.</span><span class="n">y</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">))</span>
|
|
<span class="k">else</span><span class="p">:</span>
|
|
<span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="p">)</span> <span class="o">></span> <span class="mi">0</span><span class="p">:</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">closed</span> <span class="o">=</span> <span class="kc">False</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">chunk</span><span class="o">.</span><span class="n">to_chunk</span><span class="p">()</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="p">)</span>
|
|
<span class="n">currentstepchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="p">)</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">CamPathChunkBuilder</span><span class="p">([])</span>
|
|
<span class="n">v</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
|
|
|
|
<span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="p">)</span> <span class="o">></span> <span class="mi">0</span><span class="p">:</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">points</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">firstchunk</span><span class="o">.</span><span class="n">points</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span>
|
|
<span class="k">if</span> <span class="n">chunk</span> <span class="o">==</span> <span class="n">firstchunk</span><span class="p">:</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">closed</span> <span class="o">=</span> <span class="kc">True</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">chunk</span><span class="o">.</span><span class="n">to_chunk</span><span class="p">()</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="p">)</span>
|
|
<span class="n">currentstepchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="p">)</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">CamPathChunkBuilder</span><span class="p">([])</span>
|
|
<span class="k">for</span> <span class="n">ch</span> <span class="ow">in</span> <span class="n">laststepchunks</span><span class="p">:</span>
|
|
<span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">currentstepchunks</span><span class="p">:</span>
|
|
<span class="n">parent_child_distance</span><span class="p">(</span><span class="n">p</span><span class="p">,</span> <span class="n">ch</span><span class="p">,</span> <span class="n">o</span><span class="p">)</span>
|
|
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">insideout</span> <span class="o">==</span> <span class="s2">"OUTSIDEIN"</span><span class="p">:</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
<span class="k">for</span> <span class="n">chunk</span> <span class="ow">in</span> <span class="n">pathchunks</span><span class="p">:</span>
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">insideout</span> <span class="o">==</span> <span class="s2">"OUTSIDEIN"</span><span class="p">:</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
<span class="k">if</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CONVENTIONAL"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CW"</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
|
|
<span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CLIMB"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CCW"</span>
|
|
<span class="p">):</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
<span class="c1"># pathchunks=sort_chunks(pathchunks,o)not until they get hierarchy parents!</span>
|
|
<span class="k">elif</span> <span class="n">o</span><span class="o">.</span><span class="n">strategy</span> <span class="o">==</span> <span class="s2">"OUTLINEFILL"</span><span class="p">:</span>
|
|
<span class="n">polys</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">silhouette</span><span class="o">.</span><span class="n">geoms</span>
|
|
<span class="n">pathchunks</span> <span class="o">=</span> <span class="p">[]</span>
|
|
<span class="n">chunks</span> <span class="o">=</span> <span class="p">[]</span>
|
|
<span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">polys</span><span class="p">:</span>
|
|
<span class="n">p</span> <span class="o">=</span> <span class="n">p</span><span class="o">.</span><span class="n">buffer</span><span class="p">(</span><span class="o">-</span><span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span> <span class="o">/</span> <span class="mi">10</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">optimisation</span><span class="o">.</span><span class="n">circle_detail</span><span class="p">)</span>
|
|
<span class="c1"># first, move a bit inside, because otherwise the border samples go crazy very often changin between</span>
|
|
<span class="c1"># hit/non hit and making too many jumps in the path.</span>
|
|
<span class="n">chunks</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">shapely_to_chunks</span><span class="p">(</span><span class="n">p</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
|
|
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">chunks</span><span class="p">)</span>
|
|
<span class="n">lastchunks</span> <span class="o">=</span> <span class="n">chunks</span>
|
|
<span class="n">firstchunks</span> <span class="o">=</span> <span class="n">chunks</span>
|
|
|
|
<span class="n">approxn</span> <span class="o">=</span> <span class="p">(</span><span class="nb">min</span><span class="p">(</span><span class="n">maxx</span> <span class="o">-</span> <span class="n">minx</span><span class="p">,</span> <span class="n">maxy</span> <span class="o">-</span> <span class="n">miny</span><span class="p">)</span> <span class="o">/</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span><span class="p">)</span> <span class="o">/</span> <span class="mi">2</span>
|
|
<span class="n">i</span> <span class="o">=</span> <span class="mi">0</span>
|
|
|
|
<span class="k">for</span> <span class="n">porig</span> <span class="ow">in</span> <span class="n">polys</span><span class="p">:</span>
|
|
<span class="n">p</span> <span class="o">=</span> <span class="n">porig</span>
|
|
<span class="k">while</span> <span class="ow">not</span> <span class="n">p</span><span class="o">.</span><span class="n">is_empty</span><span class="p">:</span>
|
|
<span class="n">p</span> <span class="o">=</span> <span class="n">p</span><span class="o">.</span><span class="n">buffer</span><span class="p">(</span><span class="o">-</span><span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">optimisation</span><span class="o">.</span><span class="n">circle_detail</span><span class="p">)</span>
|
|
<span class="k">if</span> <span class="ow">not</span> <span class="n">p</span><span class="o">.</span><span class="n">is_empty</span><span class="p">:</span>
|
|
<span class="n">nchunks</span> <span class="o">=</span> <span class="n">shapely_to_chunks</span><span class="p">(</span><span class="n">p</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">)</span>
|
|
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">insideout</span> <span class="o">==</span> <span class="s2">"INSIDEOUT"</span><span class="p">:</span>
|
|
<span class="n">parent_child_distance</span><span class="p">(</span><span class="n">lastchunks</span><span class="p">,</span> <span class="n">nchunks</span><span class="p">,</span> <span class="n">o</span><span class="p">)</span>
|
|
<span class="k">else</span><span class="p">:</span>
|
|
<span class="n">parent_child_distance</span><span class="p">(</span><span class="n">nchunks</span><span class="p">,</span> <span class="n">lastchunks</span><span class="p">,</span> <span class="n">o</span><span class="p">)</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">nchunks</span><span class="p">)</span>
|
|
<span class="n">lastchunks</span> <span class="o">=</span> <span class="n">nchunks</span>
|
|
<span class="n">percent</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">i</span> <span class="o">/</span> <span class="n">approxn</span> <span class="o">*</span> <span class="mi">100</span><span class="p">)</span>
|
|
<span class="n">progress</span><span class="p">(</span><span class="s2">"Outlining Polygons "</span><span class="p">,</span> <span class="n">percent</span><span class="p">)</span>
|
|
<span class="n">i</span> <span class="o">+=</span> <span class="mi">1</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
<span class="k">if</span> <span class="ow">not</span> <span class="n">o</span><span class="o">.</span><span class="n">inverse</span><span class="p">:</span> <span class="c1"># dont do ambient for inverse milling</span>
|
|
<span class="n">lastchunks</span> <span class="o">=</span> <span class="n">firstchunks</span>
|
|
<span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">polys</span><span class="p">:</span>
|
|
<span class="n">d</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span>
|
|
<span class="n">steps</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">ambient_radius</span> <span class="o">/</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span>
|
|
<span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="nb">int</span><span class="p">(</span><span class="n">steps</span><span class="p">)):</span>
|
|
<span class="n">dist</span> <span class="o">=</span> <span class="n">d</span>
|
|
<span class="k">if</span> <span class="n">a</span> <span class="o">==</span> <span class="nb">int</span><span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">cutter_diameter</span> <span class="o">/</span> <span class="mi">2</span> <span class="o">/</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span><span class="p">):</span>
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">optimisation</span><span class="o">.</span><span class="n">use_exact</span><span class="p">:</span>
|
|
<span class="n">dist</span> <span class="o">+=</span> <span class="n">o</span><span class="o">.</span><span class="n">optimisation</span><span class="o">.</span><span class="n">pixsize</span> <span class="o">*</span> <span class="mf">0.85</span>
|
|
<span class="c1"># this is here only because silhouette is still done with zbuffer method,</span>
|
|
<span class="c1"># even if we use bullet collisions.</span>
|
|
<span class="k">else</span><span class="p">:</span>
|
|
<span class="n">dist</span> <span class="o">+=</span> <span class="n">o</span><span class="o">.</span><span class="n">optimisation</span><span class="o">.</span><span class="n">pixsize</span> <span class="o">*</span> <span class="mf">2.5</span>
|
|
<span class="n">p</span> <span class="o">=</span> <span class="n">p</span><span class="o">.</span><span class="n">buffer</span><span class="p">(</span><span class="n">dist</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">optimisation</span><span class="o">.</span><span class="n">circle_detail</span><span class="p">)</span>
|
|
<span class="k">if</span> <span class="ow">not</span> <span class="n">p</span><span class="o">.</span><span class="n">is_empty</span><span class="p">:</span>
|
|
<span class="n">nchunks</span> <span class="o">=</span> <span class="n">shapely_to_chunks</span><span class="p">(</span><span class="n">p</span><span class="p">,</span> <span class="n">zlevel</span><span class="p">)</span>
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">insideout</span> <span class="o">==</span> <span class="s2">"INSIDEOUT"</span><span class="p">:</span>
|
|
<span class="n">parent_child_distance</span><span class="p">(</span><span class="n">nchunks</span><span class="p">,</span> <span class="n">lastchunks</span><span class="p">,</span> <span class="n">o</span><span class="p">)</span>
|
|
<span class="k">else</span><span class="p">:</span>
|
|
<span class="n">parent_child_distance</span><span class="p">(</span><span class="n">lastchunks</span><span class="p">,</span> <span class="n">nchunks</span><span class="p">,</span> <span class="n">o</span><span class="p">)</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">nchunks</span><span class="p">)</span>
|
|
<span class="n">lastchunks</span> <span class="o">=</span> <span class="n">nchunks</span>
|
|
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">insideout</span> <span class="o">==</span> <span class="s2">"OUTSIDEIN"</span><span class="p">:</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
|
|
<span class="k">for</span> <span class="n">chunk</span> <span class="ow">in</span> <span class="n">pathchunks</span><span class="p">:</span>
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">insideout</span> <span class="o">==</span> <span class="s2">"OUTSIDEIN"</span><span class="p">:</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
<span class="k">if</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CLIMB"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CW"</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
|
|
<span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CONVENTIONAL"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CCW"</span>
|
|
<span class="p">):</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
|
|
<span class="n">chunks_refine</span><span class="p">(</span><span class="n">pathchunks</span><span class="p">,</span> <span class="n">o</span><span class="p">)</span>
|
|
<span class="n">progress</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">time</span><span class="p">()</span> <span class="o">-</span> <span class="n">t</span><span class="p">)</span>
|
|
<span class="k">return</span> <span class="n">pathchunks</span></div>
|
|
|
|
|
|
|
|
<div class="viewcode-block" id="get_path_pattern_4_axis">
|
|
<a class="viewcode-back" href="../../autoapi/fabex/pattern/index.html#fabex.pattern.get_path_pattern_4_axis">[docs]</a>
|
|
<span class="k">def</span><span class="w"> </span><span class="nf">get_path_pattern_4_axis</span><span class="p">(</span><span class="n">operation</span><span class="p">):</span>
|
|
<span class="w"> </span><span class="sd">"""Generate path patterns for a specified operation along a rotary axis.</span>
|
|
|
|
<span class="sd"> This function constructs a series of path chunks based on the provided</span>
|
|
<span class="sd"> operation's parameters, including the rotary axis, strategy, and</span>
|
|
<span class="sd"> dimensions. It calculates the necessary angles and positions for the</span>
|
|
<span class="sd"> cutter based on the specified strategy (PARALLELR, PARALLEL, or HELIX)</span>
|
|
<span class="sd"> and generates the corresponding path chunks for machining operations.</span>
|
|
|
|
<span class="sd"> Args:</span>
|
|
<span class="sd"> operation (object): An object containing parameters for the machining operation,</span>
|
|
<span class="sd"> including min and max coordinates, rotary axis configuration,</span>
|
|
<span class="sd"> distance settings, and movement strategy.</span>
|
|
|
|
<span class="sd"> Returns:</span>
|
|
<span class="sd"> list: A list of path chunks generated for the specified operation.</span>
|
|
<span class="sd"> """</span>
|
|
|
|
<span class="n">o</span> <span class="o">=</span> <span class="n">operation</span>
|
|
<span class="n">t</span> <span class="o">=</span> <span class="n">time</span><span class="o">.</span><span class="n">time</span><span class="p">()</span>
|
|
<span class="n">progress</span><span class="p">(</span><span class="s2">"Building Path Pattern"</span><span class="p">)</span>
|
|
<span class="n">minx</span><span class="p">,</span> <span class="n">miny</span><span class="p">,</span> <span class="n">minz</span><span class="p">,</span> <span class="n">maxx</span><span class="p">,</span> <span class="n">maxy</span><span class="p">,</span> <span class="n">maxz</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">y</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">z</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">x</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">y</span><span class="p">,</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">z</span>
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|
<span class="n">pathchunks</span> <span class="o">=</span> <span class="p">[]</span>
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|
<span class="n">zlevel</span> <span class="o">=</span> <span class="mi">1</span> <span class="c1"># minz#this should do layers...</span>
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|
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<span class="c1"># set axes for various options, Z option is obvious nonsense now.</span>
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<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">rotary_axis_1</span> <span class="o">==</span> <span class="s2">"X"</span><span class="p">:</span>
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|
<span class="n">a1</span> <span class="o">=</span> <span class="mi">0</span>
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|
<span class="n">a2</span> <span class="o">=</span> <span class="mi">1</span>
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|
<span class="n">a3</span> <span class="o">=</span> <span class="mi">2</span>
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|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">rotary_axis_1</span> <span class="o">==</span> <span class="s2">"Y"</span><span class="p">:</span>
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|
<span class="n">a1</span> <span class="o">=</span> <span class="mi">1</span>
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|
<span class="n">a2</span> <span class="o">=</span> <span class="mi">0</span>
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|
<span class="n">a3</span> <span class="o">=</span> <span class="mi">2</span>
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<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">rotary_axis_1</span> <span class="o">==</span> <span class="s2">"Z"</span><span class="p">:</span>
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|
<span class="n">a1</span> <span class="o">=</span> <span class="mi">2</span>
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|
<span class="n">a2</span> <span class="o">=</span> <span class="mi">0</span>
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<span class="n">a3</span> <span class="o">=</span> <span class="mi">1</span>
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|
<span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">z</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">max_z</span>
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<span class="c1"># set radius for all types of operation</span>
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<span class="n">radius</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="o">.</span><span class="n">z</span><span class="p">,</span> <span class="mf">0.0001</span><span class="p">)</span>
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<span class="n">radiusend</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="o">.</span><span class="n">z</span>
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<span class="n">mradius</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="n">radius</span><span class="p">,</span> <span class="n">radiusend</span><span class="p">)</span>
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<span class="n">circlesteps</span> <span class="o">=</span> <span class="p">(</span><span class="n">mradius</span> <span class="o">*</span> <span class="n">pi</span> <span class="o">*</span> <span class="mi">2</span><span class="p">)</span> <span class="o">/</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_along_paths</span>
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<span class="n">circlesteps</span> <span class="o">=</span> <span class="nb">max</span><span class="p">(</span><span class="mi">4</span><span class="p">,</span> <span class="n">circlesteps</span><span class="p">)</span>
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<span class="n">anglestep</span> <span class="o">=</span> <span class="mi">2</span> <span class="o">*</span> <span class="n">pi</span> <span class="o">/</span> <span class="n">circlesteps</span>
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<span class="c1"># generalized rotation</span>
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<span class="n">e</span> <span class="o">=</span> <span class="n">Euler</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
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|
<span class="n">e</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">anglestep</span>
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|
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<span class="c1"># generalized length of the operation</span>
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|
<span class="n">maxl</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">max</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span>
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|
<span class="n">minl</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span>
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|
<span class="n">steps</span> <span class="o">=</span> <span class="p">(</span><span class="n">maxl</span> <span class="o">-</span> <span class="n">minl</span><span class="p">)</span> <span class="o">/</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span>
|
|
|
|
<span class="c1"># set starting positions for cutter e.t.c.</span>
|
|
<span class="n">cutterstart</span> <span class="o">=</span> <span class="n">Vector</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
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|
<span class="n">cutterend</span> <span class="o">=</span> <span class="n">Vector</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span> <span class="c1"># end point for casting</span>
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|
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|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">strategy_4_axis</span> <span class="o">==</span> <span class="s2">"PARALLELR"</span><span class="p">:</span>
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|
<span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="n">floor</span><span class="p">(</span><span class="n">steps</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span><span class="p">):</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">CamPathChunkBuilder</span><span class="p">([])</span>
|
|
|
|
<span class="n">cutterstart</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">+</span> <span class="n">a</span> <span class="o">*</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span>
|
|
<span class="n">cutterend</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">cutterstart</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span>
|
|
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|
<span class="n">cutterstart</span><span class="p">[</span><span class="n">a2</span><span class="p">]</span> <span class="o">=</span> <span class="mi">0</span> <span class="c1"># radius</span>
|
|
<span class="n">cutterend</span><span class="p">[</span><span class="n">a2</span><span class="p">]</span> <span class="o">=</span> <span class="mi">0</span> <span class="c1"># radiusend</span>
|
|
|
|
<span class="n">cutterstart</span><span class="p">[</span><span class="n">a3</span><span class="p">]</span> <span class="o">=</span> <span class="n">radius</span>
|
|
<span class="n">cutterend</span><span class="p">[</span><span class="n">a3</span><span class="p">]</span> <span class="o">=</span> <span class="n">radiusend</span>
|
|
|
|
<span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="n">floor</span><span class="p">(</span><span class="n">circlesteps</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span><span class="p">):</span>
|
|
<span class="c1"># print(cutterstart,cutterend)</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">startpoints</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">cutterstart</span><span class="o">.</span><span class="n">to_tuple</span><span class="p">())</span>
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|
<span class="n">chunk</span><span class="o">.</span><span class="n">endpoints</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">cutterend</span><span class="o">.</span><span class="n">to_tuple</span><span class="p">())</span>
|
|
<span class="n">rot</span> <span class="o">=</span> <span class="p">[</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">]</span>
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|
<span class="n">rot</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">a</span> <span class="o">*</span> <span class="mi">2</span> <span class="o">*</span> <span class="n">pi</span> <span class="o">+</span> <span class="n">b</span> <span class="o">*</span> <span class="n">anglestep</span>
|
|
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|
<span class="n">chunk</span><span class="o">.</span><span class="n">rotations</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">rot</span><span class="p">)</span>
|
|
<span class="n">cutterstart</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
|
|
<span class="n">cutterend</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
|
|
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|
<span class="n">chunk</span><span class="o">.</span><span class="n">depth</span> <span class="o">=</span> <span class="n">radiusend</span> <span class="o">-</span> <span class="n">radius</span>
|
|
<span class="c1"># last point = first</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">startpoints</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">startpoints</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">endpoints</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">endpoints</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">rotations</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">rotations</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span>
|
|
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|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="o">.</span><span class="n">to_chunk</span><span class="p">())</span>
|
|
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">strategy_4_axis</span> <span class="o">==</span> <span class="s2">"PARALLEL"</span><span class="p">:</span>
|
|
<span class="n">circlesteps</span> <span class="o">=</span> <span class="p">(</span><span class="n">mradius</span> <span class="o">*</span> <span class="n">pi</span> <span class="o">*</span> <span class="mi">2</span><span class="p">)</span> <span class="o">/</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span>
|
|
<span class="n">steps</span> <span class="o">=</span> <span class="p">(</span><span class="n">maxl</span> <span class="o">-</span> <span class="n">minl</span><span class="p">)</span> <span class="o">/</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_along_paths</span>
|
|
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|
<span class="n">anglestep</span> <span class="o">=</span> <span class="mi">2</span> <span class="o">*</span> <span class="n">pi</span> <span class="o">/</span> <span class="n">circlesteps</span>
|
|
<span class="c1"># generalized rotation</span>
|
|
<span class="n">e</span> <span class="o">=</span> <span class="n">Euler</span><span class="p">((</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
|
|
<span class="n">e</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">anglestep</span>
|
|
|
|
<span class="n">reverse</span> <span class="o">=</span> <span class="kc">False</span>
|
|
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|
<span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="n">floor</span><span class="p">(</span><span class="n">circlesteps</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span><span class="p">):</span>
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">CamPathChunkBuilder</span><span class="p">([])</span>
|
|
<span class="n">cutterstart</span><span class="p">[</span><span class="n">a2</span><span class="p">]</span> <span class="o">=</span> <span class="mi">0</span>
|
|
<span class="n">cutterstart</span><span class="p">[</span><span class="n">a3</span><span class="p">]</span> <span class="o">=</span> <span class="n">radius</span>
|
|
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|
<span class="n">cutterend</span><span class="p">[</span><span class="n">a2</span><span class="p">]</span> <span class="o">=</span> <span class="mi">0</span>
|
|
<span class="n">cutterend</span><span class="p">[</span><span class="n">a3</span><span class="p">]</span> <span class="o">=</span> <span class="n">radiusend</span>
|
|
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|
<span class="n">e</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">anglestep</span> <span class="o">*</span> <span class="n">b</span>
|
|
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|
<span class="n">cutterstart</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
|
|
<span class="n">cutterend</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
|
|
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|
<span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="n">floor</span><span class="p">(</span><span class="n">steps</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span><span class="p">):</span>
|
|
<span class="n">cutterstart</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">+</span> <span class="n">a</span> <span class="o">*</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_along_paths</span>
|
|
<span class="n">cutterend</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">cutterstart</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">startpoints</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">cutterstart</span><span class="o">.</span><span class="n">to_tuple</span><span class="p">())</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">endpoints</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">cutterend</span><span class="o">.</span><span class="n">to_tuple</span><span class="p">())</span>
|
|
<span class="n">rot</span> <span class="o">=</span> <span class="p">[</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">]</span>
|
|
<span class="n">rot</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">b</span> <span class="o">*</span> <span class="n">anglestep</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">rotations</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">rot</span><span class="p">)</span>
|
|
|
|
<span class="n">chunk</span> <span class="o">=</span> <span class="n">chunk</span><span class="o">.</span><span class="n">to_chunk</span><span class="p">()</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">depth</span> <span class="o">=</span> <span class="n">radiusend</span> <span class="o">-</span> <span class="n">radius</span>
|
|
<span class="n">pathchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="p">)</span>
|
|
|
|
<span class="k">if</span> <span class="p">(</span>
|
|
<span class="p">(</span><span class="n">reverse</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"MEANDER"</span><span class="p">)</span>
|
|
<span class="ow">or</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CONVENTIONAL"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CW"</span><span class="p">)</span>
|
|
<span class="ow">or</span> <span class="p">(</span><span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="s2">"CLIMB"</span> <span class="ow">and</span> <span class="n">o</span><span class="o">.</span><span class="n">movement</span><span class="o">.</span><span class="n">spindle_rotation</span> <span class="o">==</span> <span class="s2">"CCW"</span><span class="p">)</span>
|
|
<span class="p">):</span>
|
|
<span class="n">chunk</span><span class="o">.</span><span class="n">reverse</span><span class="p">()</span>
|
|
|
|
<span class="n">reverse</span> <span class="o">=</span> <span class="ow">not</span> <span class="n">reverse</span>
|
|
|
|
<span class="k">if</span> <span class="n">o</span><span class="o">.</span><span class="n">strategy_4_axis</span> <span class="o">==</span> <span class="s2">"HELIX"</span><span class="p">:</span>
|
|
<span class="nb">print</span><span class="p">(</span><span class="s2">"Helix"</span><span class="p">)</span>
|
|
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<span class="n">a1step</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span> <span class="o">/</span> <span class="n">circlesteps</span>
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<span class="n">chunk</span> <span class="o">=</span> <span class="n">CamPathChunkBuilder</span><span class="p">([])</span> <span class="c1"># only one chunk, init here</span>
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<span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="n">floor</span><span class="p">(</span><span class="n">steps</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span><span class="p">):</span>
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<span class="n">cutterstart</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">o</span><span class="o">.</span><span class="n">min</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">+</span> <span class="n">a</span> <span class="o">*</span> <span class="n">o</span><span class="o">.</span><span class="n">distance_between_paths</span>
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<span class="n">cutterend</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">cutterstart</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span>
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<span class="n">cutterstart</span><span class="p">[</span><span class="n">a2</span><span class="p">]</span> <span class="o">=</span> <span class="mi">0</span>
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<span class="n">cutterstart</span><span class="p">[</span><span class="n">a3</span><span class="p">]</span> <span class="o">=</span> <span class="n">radius</span>
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<span class="n">cutterend</span><span class="p">[</span><span class="n">a3</span><span class="p">]</span> <span class="o">=</span> <span class="n">radiusend</span>
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<span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="n">floor</span><span class="p">(</span><span class="n">circlesteps</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span><span class="p">):</span>
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<span class="c1"># print(cutterstart,cutterend)</span>
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<span class="n">cutterstart</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">+=</span> <span class="n">a1step</span>
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<span class="n">cutterend</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">+=</span> <span class="n">a1step</span>
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<span class="n">chunk</span><span class="o">.</span><span class="n">startpoints</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">cutterstart</span><span class="o">.</span><span class="n">to_tuple</span><span class="p">())</span>
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<span class="n">chunk</span><span class="o">.</span><span class="n">endpoints</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">cutterend</span><span class="o">.</span><span class="n">to_tuple</span><span class="p">())</span>
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<span class="n">rot</span> <span class="o">=</span> <span class="p">[</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">]</span>
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<span class="n">rot</span><span class="p">[</span><span class="n">a1</span><span class="p">]</span> <span class="o">=</span> <span class="n">a</span> <span class="o">*</span> <span class="mi">2</span> <span class="o">*</span> <span class="n">pi</span> <span class="o">+</span> <span class="n">b</span> <span class="o">*</span> <span class="n">anglestep</span>
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<span class="n">chunk</span><span class="o">.</span><span class="n">rotations</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">rot</span><span class="p">)</span>
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<span class="n">cutterstart</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
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<span class="n">cutterend</span><span class="o">.</span><span class="n">rotate</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
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<span class="n">chunk</span> <span class="o">=</span> <span class="n">chunk</span><span class="o">.</span><span class="n">to_chunk</span><span class="p">()</span>
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<span class="n">chunk</span><span class="o">.</span><span class="n">depth</span> <span class="o">=</span> <span class="n">radiusend</span> <span class="o">-</span> <span class="n">radius</span>
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<span class="n">pathchunks</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">chunk</span><span class="p">)</span>
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<span class="k">return</span> <span class="n">pathchunks</span></div>
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</pre></div>
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