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Formulate layerview logic using numpy to speed up. Also changed layer data packets from engine to make it possible.

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Johan K 2016-06-14 18:08:35 +02:00 • committed by Johan Kristensen
parent ac0f743855
commit f184baadf0
6 changed files with 202 additions and 92 deletions
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12
cura/LayerDataBuilder.py
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@ -50,18 +50,22 @@ class LayerDataBuilder(MeshBuilder):
def build(self):
vertex_count = 0
index_count = 0
for layer, data in self._layers.items():
vertex_count += data.vertexCount()
vertex_count += data.lineMeshVertexCount()
index_count += data.lineMeshElementCount()
vertices = numpy.empty((vertex_count, 3), numpy.float32)
colors = numpy.empty((vertex_count, 4), numpy.float32)
indices = numpy.empty((vertex_count, 2), numpy.int32)
indices = numpy.empty((index_count, 2), numpy.int32)
offset = 0
vertex_offset = 0
index_offset = 0
for layer, data in self._layers.items():
offset = data.build(offset, vertices, colors, indices)
( vertex_offset, index_offset ) = data.build( vertex_offset, index_offset, vertices, colors, indices)
self._element_counts[layer] = data.elementCount
self.clear()
self.addVertices(vertices)
self.addColors(colors)
self.addIndices(indices.flatten())