System and method for terrain authoring based on user-sketch

摘要

The present invention relates to a user sketch-based terrain authoring system and method, and in order to easily create a terrain suitable for a user's intention, a terrain contour is generated by a sketch of a user, and a condition constituted by a terrain contour It creates a globally realistic terrain, applies a procedural method, simulates erosion and weathering to add local detail of the terrain, allows the user to control terrain contour information and edit the terrain accordingly By outputting the terrain data, it is possible to shorten the production period of large scale terrain by using automated terrain generation method, and to improve the quality of terrain by improving the reality of the terrain locally or globally, You can instantly create and confirm a terrain that matches your intentions There is so to improve the overall work efficiency.