I'm writing a terrain renderer with C++ and OpenGL using nested grids and heightmaps, and am having trouble with the higher-detail (closer) grids looking blocky/terraced. Initially I thought the problem was with the 8-bit heightmaps I was using, but 16-bit…
I am trying to obtain an image like the one above. Looking around I think that this is called a "height map" but I am not really sure. I've tried in Photoshop to remove saturation or add grey scale but…
I'm looking to use a very crude heightmap I've created in Photoshop to define a tiled isometric grid for me: Map: http://i.imgur.com/jKM7AgI.png I'm aiming to loop through every pixel in the image and convert the colour of that pixel to…