46 lines
1.0 KiB
Python
46 lines
1.0 KiB
Python
from vectors import Vector2d, Vector3d, Vector4d
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from matrix import Matrix3x3
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from triangle import Triangle
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class Engine:
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def __init__(self, width, height):
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self._width = width
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self._height = height
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@property
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def width(self):
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return self._width
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@width.setter
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def width(self, width):
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raise ValueError("Not allowed")
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class Mesh:
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def __init__(self):
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self.triangles = []
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self.vertices = []
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def load_obj_file(self, path):
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lines = []
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with open(path, 'r') as reader:
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lines = reader.readlines()
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for line in lines:
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if line[0] == 'v':
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tmp = line.split(' ')
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x = float(tmp[1])
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y = float(tmp[2])
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z = float(tmp[3])
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self.vertices.append(Vector3d(x, y, z))
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if line[0] == 'f':
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tmp = line.split(' ')
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# Subtract one because the obj file isn't zero indexed.
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row1 = self.vertices[int(tmp[1]) - 1]
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row2 = self.vertices[int(tmp[2]) - 1]
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row3 = self.vertices[int(tmp[3]) - 1]
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self.triangles.append(Triangle(Matrix3x3(row1, row2, row3)))
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