Source code for picogl.buffers.vertex.vbo.vbo_class

"""
Vertex Attributes
"""

from picogl.utils.strenum import StrEnum



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class VBOType(StrEnum):
    """VBO Type"""


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    VBO = "vbo"


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    CBO = "cbo"


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    NBO = "nbo"


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    EBO = "ebo"


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    UVS = "uvs"





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class MeshDataAttrs(StrEnum):
    """Mesh Data Attrs"""


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    VERTICES = "vertices"


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    COLORS = "colors"


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    NORMALS = "normals"


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    INDICES = "indices"


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    TEXCOORDS = "texcoords"





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ATTRIBUTE_LAYOUT = {
    VBOType.VBO: 3,
    VBOType.NBO: 3,
    VBOType.CBO: None,  # dynamic
}



[docs]
def get_stride(attr, data):
    if ATTRIBUTE_LAYOUT[attr] is not None:
        return ATTRIBUTE_LAYOUT[attr]
    return data.shape[1]