A raster image which can depict a 3D environment through mapping out the height at every point. Can be thought of as a mechanically consumeable form of topographical map.

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534 views

Collision detection with heightmap based terrain

I am developing a 2D tank game. The terrain is generated by Midpoint Displacement Algorithm, so the terrain is represented by an array: index ---> height of terrain [0] ---> 5 [1] ---> ...
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67 views

Framebuffer Heightmap Performance Problems

I am using a framebuffer to procedurally create heightmaps with perlin noise in GLSL shaders. There are two main problems that I am experiencing with this. I have a quadtree for the terrain and in the ...
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160 views

loading a heightmap as texture in shader

I have a height map of 256x256, containing, foreach cell, not only height as a normal float value ( not 0-1 ) and also 2 gradient values ( for X and Y ), also as normal float values ( not 0-1 ). I ...
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How best to apply Quad-tree based LOD to terrains loaded in a paged fashion?

I am working on a game that has a fairly large outdoor terrain. Since I need to load parts of the terrain into memory based on view distance, I have split the terrain into a grid where each cell is a ...
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0answers
58 views

Heightmap Per Quad

I am generating heightmaps on the fly for each terrain patch in a quadtree. My issue is that I would like to make the heightmaps 4-times the resolution of the quad (quad is 32x32 vertices while ...
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603 views

Generating and rendering large 2D topographical map with contours

I am looking for an engine / library / technic to implement a large scale 2D topographical map that will be used in an RTS game. The closest I've been able to find is: ...