fft_rot45.fig

fft代码,采用蝶形算法,包括C,matlab和verilog代码

#FIG 3.2
Landscape
Center
Metric
A4      
100.00
Single
-2
1200 2
6 9000 3825 9900 4725
1 3 0 2 0 7 50 0 -1 0.000 1 0.0000 9450 4275 318 318 9450 4275 9675 4500
4 0 0 50 0 16 36 0.0000 4 60 315 9308 4417 -\001
-6
6 9000 2025 9900 2925
1 3 0 2 0 7 50 0 -1 0.000 1 0.0000 9450 2475 318 318 9450 2475 9675 2700
4 0 0 50 0 16 36 0.0000 4 255 315 9297 2614 +\001
-6
6 10710 4050 11700 4950
5 1 0 2 0 7 50 0 -1 0.000 0 0 0 0 11261.250 4500.000 11250 4140 11610 4590 11250 4860
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 4
	 11250 4140 10800 4140 10800 4860 11250 4860
-6
6 10710 2250 11700 3150
5 1 0 2 0 7 50 0 -1 0.000 0 0 0 0 11261.250 2700.000 11250 2340 11610 2790 11250 3060
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 4
	 11250 2340 10800 2340 10800 3060 11250 3060
-6
6 13275 1125 14850 5625
6 13275 4725 14175 5625
1 3 0 2 0 7 50 0 -1 0.000 1 0.0000 13725 5175 318 318 13725 5175 13950 5400
4 0 0 50 0 16 36 0.0000 4 255 315 13572 5314 +\001
-6
6 13275 1125 14175 2025
1 3 0 2 0 7 50 0 -1 0.000 1 0.0000 13725 1575 318 318 13725 1575 13950 1800
4 0 0 50 0 16 36 0.0000 4 60 315 13583 1717 -\001
-6
2 1 0 1 0 7 50 0 -1 0.000 0 0 -1 0 0 1
	 14625 3420
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 2
	 14040 1575 14625 1575
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 2
	 14040 5175 14625 5175
-6
1 3 0 2 0 7 50 0 -1 0.000 1 0.0000 1125 5175 225 225 1125 5175 1125 5400
1 3 0 2 0 7 50 0 -1 0.000 1 0.0000 1125 1575 225 225 1125 1575 1125 1800
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 3600 5400 4050 5400
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 3600 4950 4050 4950
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 3600 4500 4050 4500
2 3 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 5
	 4050 4050 4050 6525 4950 6075 4950 4500 4050 4050
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 4500 6975 4500 6301
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 4950 5175 5625 5175
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 3600 2250 4050 2250
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 3600 1800 4050 1800
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 3600 1350 4050 1350
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 3600 900 4050 900
2 3 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 5
	 4050 450 4050 2925 4950 2475 4950 900 4050 450
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 4500 3375 4500 2701
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 4950 1575 5625 1575
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 3600 5850 4050 5850
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 450 5175 900 5175
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 1350 5175 1800 5175
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 450 1575 900 1575
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 1 0 2
	1 1 2.00 120.00 180.00
	 1350 1575 1800 1575
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 2
	 9765 4275 10800 4275
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 2
	 9765 2475 10800 2475
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 3
	 10800 2880 10350 2880 10350 5850
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 2
	 10800 4680 10350 4680
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 3
	 8775 5400 8775 2700 9225 2700
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 2
	 8775 4500 9225 4500
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 3
	 8325 1350 8325 4050 9225 4050
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 2
	 8325 2250 9225 2250
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 2
	 7875 1350 12375 1350
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 2
	 7875 5400 12375 5400
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 4
	 12375 1800 11925 1800 11925 2700 11610 2700
2 1 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 4
	 12375 4950 11925 4950 11925 4500 11610 4500
2 2 0 2 0 7 50 0 -1 0.000 0 0 -1 0 0 5
	 12375 4725 13050 4725 13050 5175 12375 5175 12375 4725
4 0 0 50 0 16 12 0.0000 4 135 210 4095 5465 10\001
4 0 0 50 0 16 12 0.0000 4 135 210 4095 5019 01\001
4 0 0 50 0 16 12 0.0000 4 135 210 4095 4573 00\001
4 2 0 50 0 16 16 0.0000 4 135 120 3555 5013 x\001
4 2 0 50 0 16 16 0.0000 4 180 270 3555 5463 -y\001
4 2 0 50 0 16 16 0.0000 4 135 270 3555 5914 -x\001
4 2 0 50 0 16 16 0.0000 4 180 120 3555 4567 y\001
4 0 0 50 0 16 12 0.0000 4 135 210 4086 5909 11\001
4 0 0 50 0 16 12 0.0000 4 135 120 4455 6210 S\001
4 0 0 50 0 16 16 0.0000 4 240 1665 3825 7200 angle(n-1:n-2)\001
4 0 0 50 0 16 12 0.0000 4 135 210 4095 1865 10\001
4 0 0 50 0 16 12 0.0000 4 135 210 4095 1419 01\001
4 0 0 50 0 16 12 0.0000 4 135 210 4095 973 00\001
4 2 0 50 0 16 16 0.0000 4 180 270 3555 1413 -y\001
4 2 0 50 0 16 16 0.0000 4 135 270 3555 1863 -x\001
4 2 0 50 0 16 16 0.0000 4 180 120 3555 2314 y\001
4 2 0 50 0 16 16 0.0000 4 135 120 3555 967 x\001
4 0 0 50 0 16 12 0.0000 4 135 210 4086 2309 11\001
4 0 0 50 0 16 12 0.0000 4 135 120 4455 2610 S\001
4 0 0 50 0 16 16 0.0000 4 240 1665 3825 3600 angle(n-1:n-2)\001
4 0 0 50 0 16 16 0.0000 4 240 1065 5669 1648 x(rotated)\001
4 0 0 50 0 16 16 0.0000 4 240 1065 5669 5248 y(rotated)\001
4 0 0 50 0 16 24 0.0000 4 30 225 1035 5268 -\001
4 0 0 50 0 16 16 0.0000 4 180 270 1836 5238 -y\001
4 0 0 50 0 16 24 0.0000 4 30 225 1035 1668 -\001
4 0 0 50 0 16 16 0.0000 4 135 270 1836 1638 -x\001
4 0 0 50 0 16 24 0.0000 4 360 6075 405 9495 a=0   ->  x(rotated) = x, y(rotated) = y\001
4 0 0 50 0 16 24 0.0000 4 360 5655 405 9900 For a small, sin(a) = a, cos(a) = 1-a\001
4 0 0 50 0 16 24 0.0000 4 360 8370 450 10740 y(rotated) = x.a + y.(1-a) = y + x.a - y.a = y + a(x-y)\001
4 0 0 50 0 16 24 0.0000 4 360 8265 450 10305 x(rotated) = x.(1-a) - y.a = x -x.a - y.a = x - a(x+y)\001
4 0 0 50 0 16 24 0.0000 4 360 4860 450 8985 y(rotated) = x.sin(a) + y.cos(a)\001
4 0 0 50 0 16 24 0.0000 4 360 4950 450 8550 x(rotated) = x.cos(a) - y.sin(a) \001
4 0 0 50 0 16 16 0.0000 4 135 150 15282 4403 +\001
4 0 0 50 0 16 16 0.0000 4 15 150 15030 4924 -\001
4 2 0 50 0 16 16 0.0000 4 135 120 7819 1416 x\001
4 2 0 50 0 16 16 0.0000 4 180 120 7804 5463 y\001
4 0 0 50 0 16 16 0.0000 4 240 1065 12009 2687 x(rotated)\001
4 0 0 50 0 16 16 0.0000 4 240 1110 12375 4950 pi/2^(n+2)\001