Exemplo n.º 1
0
    def _prepare_light(self, img):
        # Creation of 1D distributions for sampling
        c_distr = []
        values = [0.0] * img.height
        for i in range(img.height):
            # 1D Distribution
            lums = get_lums(img, i)
            tmp_distr = create_1d_distribution(lums)
            c_distr.append(tmp_distr)
            values[i] = tmp_distr.max_cdf
        r_distr = create_1d_distribution(values)

        #prepare structure for shader
        arr = FloatArray()
        for v in r_distr.cdfs:
            arr.append(v)
        arr.append(1.0)
        self._arr1 = arr

        arr2d = FloatArray2D(img.width + 1, img.height)
        for y in range(img.height):
            d = c_distr[y]
            for x in range(img.width):
                arr2d[x, y] = d.cdfs[x]
            arr2d[x, y] = 1.0
        self._arr2 = arr2d
Exemplo n.º 2
0
    def test_get_item(self):
        arr = FloatArray(values=(2, 3, 4, 5, 6, 7))
        code = """
index = 3
num = get_item(arr, index)
        """
        props = {'arr': arr, 'num': 2.3}
        bs = BasicShader(code, props)
        runtime = Runtime()
        bs.prepare([runtime])
        #print (bs.shader._code)

        bs.execute()
        val = bs.shader.get_value('num')
        self.assertAlmostEqual(val, 5.0, places=5)
Exemplo n.º 3
0
from renmas3.base import FloatArray, FloatArray2D

arr = FloatArray(values=[4, 5, 6, 7, 8])
arr.append(3)
arr.extend((9, 9, 99, 1, 2, 4))
print(arr[10])
print(len(arr))
print(arr[2])

arr2 = FloatArray2D(3, 4)
arr2[2, 2] = 3
print(arr2[2, 2])
Exemplo n.º 4
0
from renmas3.base import FloatArray, FloatArray2D


arr = FloatArray(values=[4, 5, 6, 7, 8])
arr.append(3)
arr.extend((9, 9, 99, 1, 2, 4))
print(arr[10])
print(len(arr))
print(arr[2])

arr2 = FloatArray2D(3, 4)
arr2[2, 2] = 3
print(arr2[2, 2])