コード例 #1
0
def optimize_piece(piece):
    remap = {}
    new_indices = []
    print 'optimizing:', piece.name
    for index in piece.indices:
        vertex = piece.vertices[index]
        if vertex not in remap:
            remap[vertex] = len(remap)
        new_indices.append(remap[vertex])

    new_vertices = [(index, vertex) for vertex, index in remap.items()]
    new_vertices.sort()
    new_vertices = [vertex for index, vertex in new_vertices]

    if piece.primitive_type == "triangles" and len(new_indices) > 0:
        tris = list(chunks(new_indices, 3))
        acmr = vertex_cache.average_transform_to_vertex_ratio(tris)

        tmp = vertex_cache.get_cache_optimized_triangles(tris)
        acmr_new = vertex_cache.average_transform_to_vertex_ratio(tmp)
        if acmr_new < acmr:
            new_indices = []
            for tri in tmp:
                new_indices.extend(tri)

    vertex_map = []
    remapped_indices = []
    for index in new_indices:
        try:
            new_index = vertex_map.index(index)
        except ValueError:
            new_index = len(vertex_map)
            vertex_map.append(index)

        remapped_indices.append(new_index)

    new_vertices = [new_vertices[index] for index in vertex_map]
    new_indices = remapped_indices

    piece.indices = new_indices
    piece.vertices = new_vertices
コード例 #2
0
ファイル: s3o-optimize.py プロジェクト: Muon/s3o-tools
def optimize_piece(piece):
    remap = {}
    new_indices = []

    for index in piece.indices:
        vertex = piece.vertices[index]
        if vertex not in remap:
            remap[vertex] = len(remap)
        new_indices.append(remap[vertex])

    new_vertices = [(index, vertex) for vertex, index in remap.items()]
    new_vertices.sort()
    new_vertices = [vertex for index, vertex in new_vertices]

    if piece.primitive_type == "triangles" and len(new_indices) > 0:
        tris = list(chunks(new_indices, 3))
        acmr = vertex_cache.average_transform_to_vertex_ratio(tris)

        tmp = vertex_cache.get_cache_optimized_triangles(tris)
        acmr_new = vertex_cache.average_transform_to_vertex_ratio(tmp)
        if acmr_new < acmr:
            new_indices = []
            for tri in tmp:
                new_indices.extend(tri)

    vertex_map = []
    remapped_indices = []
    for index in new_indices:
        try:
            new_index = vertex_map.index(index)
        except ValueError:
            new_index = len(vertex_map)
            vertex_map.append(index)

        remapped_indices.append(new_index)

    new_vertices = [new_vertices[index] for index in vertex_map]
    new_indices = remapped_indices

    piece.indices = new_indices
    piece.vertices = new_vertices