原版世界生成器

预生成世界，具有真实的河流与山脉：

预生成后的实时世界生成：

目前，ITOC 原版世界的默认预生成尺寸为 100km x 100km。

整个预生成时间少于 4 秒。(i5-12500h)

关于真实河流与山脉生成，参见 G. Cordonnier et al., "Large Scale Terrain Generation from Tectonic Uplift and Fluvial Erosion"。

Uplift map 目前由板块构造生成：

Uplift map 用于控制河流生成和高度图生成：

基于噪声（纹理树）的降水和温度图：

参考资料

• Polygonal Map Generation for Games
• Making maps with noise functions
• Noise Functions and Map Generation
• Friday Facts #390 - Noise expressions 2.0 | Factorio
• Fantasy Maps for fun and glory – javascript, mapmaking, procedural generation
• making realistic terrain : r/proceduralgeneration
• Game terrain generation is pretty simple, actually - YouTube
• Better Mountain Generators That Aren't Perlin Noise or Erosion - YouTube
• This terrain generator is better than yours (Daydream pt. 8) - YouTube
• Procedural Terrain Generation - YouTube

板块构造

• Experilous: Procedural Planet Generation
• Evelios Development: procedural
• Procedural World: Continent

Minecraft

• World generation – Minecraft Wiki
• How Minecraft ACTUALLY Works 💎⛏️ - YouTube
• Reinventing Minecraft world generation by Henrik Kniberg - YouTube
• Minecraft terrain generation in a nutshell - YouTube
• How Does This World Gen Have Sloped Rivers and Waterfalls? - YouTube
• How Does Minecraft Generate Worlds? - YouTube

波函数坍缩

• mxgmn/WaveFunctionCollapse: Bitmap & tilemap generation from a single example with the help of ideas from quantum mechanics
• Superpositions, Sudoku, the Wave Function Collapse algorithm. - YouTube

确定性生成

• Deterministic Procedural Wave Function Collapse - Game Development Stack Exchange
• Infinite Modifying in Blocks – BorisTheBrave.Com
• GIF

论文

1. J. Olsen, “Realtime Procedural Terrain Generation,” Oct. 2004.
2. H. Hnaidi, E. Guérin, S. Akkouche, A. Peytavie, and E. Galin, “Feature based terrain generation using diffusion equation,” Computer Graphics Forum, vol. 29, no. 7, pp. 2179–2186, 2010, doi: 10.1111/j.1467-8659.2010.01806.x.
3. J.-D. Génevaux, É. Galin, E. Guérin, A. Peytavie, and B. Benes, “Terrain generation using procedural models based on hydrology,” ACM Trans. Graph., vol. 32, no. 4, p. 143:1-143:13, Jul. 2013, doi: 10.1145/2461912.2461996.
4. J. Génevaux et al., “Terrain Modelling from Feature Primitives,” Computer Graphics Forum, vol. 34, no. 6, pp. 198–210, Sep. 2015, doi: 10.1111/cgf.12530.
5. G. Cordonnier et al., “Large Scale Terrain Generation from Tectonic Uplift and Fluvial Erosion,” Computer Graphics Forum, vol. 35, no. 2, pp. 165–175, May 2016, doi: 10.1111/cgf.12820.
6. E. Guérin, J. Digne, E. Galin, and A. Peytavie, “Sparse representation of terrains for procedural modeling,” Computer Graphics Forum, vol. 35, no. 2, pp. 177–187, May 2016, doi: 10.1111/cgf.12821.
7. G. Cordonnier et al., “Authoring landscapes by combining ecosystem and terrain erosion simulation,” ACM Trans. Graph., vol. 36, no. 4, p. 134:1-134:12, Jul. 2017, doi: 10.1145/3072959.3073667.
8. É. Guérin et al., “Interactive example-based terrain authoring with conditional generative adversarial networks,” ACM Trans. Graph., vol. 36, no. 6, pp. 1–13, Dec. 2017, doi: 10.1145/3130800.3130804.
9. G. Cordonnier, M.-P. Cani, B. Benes, J. Braun, and E. Galin, “Sculpting Mountains: Interactive Terrain Modeling Based on Subsurface Geology,” IEEE Trans. Visual. Comput. Graphics, vol. 24, no. 5, pp. 1756–1769, May 2018, doi: 10.1109/TVCG.2017.2689022.
10. E. Galin et al., “A Review of Digital Terrain Modeling,” Computer Graphics Forum, vol. 38, no. 2, pp. 553–577, 2019, doi: 10.1111/cgf.13657.
11. C. Grenier, É. Guérin, É. Galin, and B. Sauvage, “Real‐time Terrain Enhancement with Controlled Procedural Patterns,” Computer Graphics Forum, vol. 43, no. 1, p. e14992, Feb. 2024, doi: 10.1111/cgf.14992.
12. P. Tzathas, B. Gailleton, P. Steer, and G. Cordonnier, “Physically‐based analytical erosion for fast terrain generation,” Computer Graphics Forum, vol. 43, no. 2, p. e15033, May 2024, doi: 10.1111/cgf.15033.

See also:

• SIGGRAPH 2013 - Terrain Generation using Procedural Models based on Hydrology - YouTube