Table 3 Test result table with world scale of 4096*4096.

From: Urban virtual environment landscape design and system based on PSO-BP neural network

Stage

Road map generation

Road model generation

Block generation

Building generation

Total time (ms)

Test case 4

Processing capacity per frame

210

210

110

210

82,559

Generated entity quantity

40,414/35,554

40,414

4854

30,130

Time (ms)

5121

13,500

17,860

46,077

Test case 5

Processing capacity per frame

510

510

310

410

49,923

Generated entity quantity

40,414/35,554

40,414

4854

30,130

Time (ms)

5000

6323

6171

32,429

Test case 6

Processing capacity per frame

∞

∞

∞

∞

23,590

Generated entity quantity

40,414/35,554

40,414

4854

30,130

Time (ms)

4329

1104

582

17,575