cpp/openttd-patchpack/source Changeset - r21890:6890741ffea4

Changeset - r21890:6890741ffea4

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frosch - 10 years ago 2014-10-25 22:24:05
frosch@openttd.org

(svn r27044) -Change (r26905, r26984): Scale heightmap greyscales > 0 evenly to heightlevels > 0, instead of giving heightlevel 1 a bigger loading. Sea level remains at pure black only.

1 file changed with 7 insertions and 7 deletions:

src/heightmap.cpp

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src/heightmap.cpp

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@@ @@ -364,16 +364,16 @@ static void GrayscaleToMapHeights(uint i @@
 				assert(img_row < img_height);
 				assert(img_col < img_width);
 				/* The height in 1/256ths. */
 				uint heightmap_height = map[img_row * img_width + img_col];
 				/* The height in 1/256ths of the maximum height. */
 				heightmap_height *= (1 + _settings_game.construction.max_heightlevel);
 				if (heightmap_height > 0) {
 					/* 0 is sea level.
 					 * Other grey scales are scaled evenly to the available height levels > 0.
 					 * (The coastline is independent from the number of height levels) */
 					heightmap_height = 1 + (heightmap_height - 1) * _settings_game.construction.max_heightlevel / 255;
+				}
 				/* Scaling should not alter the coastline, thus values in the interval ]0..1] result in a heightlevel of 1 */
 				if (IsInsideMM(heightmap_height, 1, 256)) heightmap_height = 256;
 				SetTileHeight(tile, heightmap_height / 256);
 				SetTileHeight(tile, heightmap_height);
+			}
 			/* Only clear the tiles within the map area. */
 			if (IsInnerTile(tile)) {

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