java-projects/Turrets
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Improve terrain smoothing algorithm

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Victor 2014-03-15 10:18:42 +02:00
parent 6bc10cf9af
commit 116c8a6b8d
1 changed files with 9 additions and 5 deletions
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12
src/com/annimon/turrets/Terrain.java
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@ -12,6 +12,7 @@ public class Terrain implements Constants {
private static final Color TERRAIN_COLOR = new Color(0xFF269920); private static final Color TERRAIN_COLOR = new Color(0xFF269920);
private static final int PLAYERS_BLOCK_COUNT = 24; private static final int PLAYERS_BLOCK_COUNT = 24;
private static final int SMOOTH_ITERATIONS = 10;
private final int blocksCount; private final int blocksCount;
private final int blockSize; private final int blockSize;
@ -71,14 +72,17 @@ public class Terrain implements Constants {
if (blockHeights[i] > maxHeight) blockHeights[i] = maxHeight; if (blockHeights[i] > maxHeight) blockHeights[i] = maxHeight;
else if (blockHeights[i] < 0) blockHeights[i] = 0; else if (blockHeights[i] < 0) blockHeights[i] = 0;
} }
// Smooth blocks
for (int i = 1; i < blocksCount - 1; i += 2) {
blockHeights[i] = (blockHeights[i - 1] + blockHeights[i + 1]) / 2;
}
// Flatten out left and right blocks for turrets. // Flatten out left and right blocks for turrets.
for (int i = 0; i < PLAYERS_BLOCK_COUNT; i++) { for (int i = 0; i < PLAYERS_BLOCK_COUNT; i++) {
blockHeights[i] = getFirstBlockHeight(); blockHeights[i] = getFirstBlockHeight();
blockHeights[blocksCount - i - 1] = getLastBlockHeight(); blockHeights[blocksCount - i - 1] = getLastBlockHeight();
} }
// Smooth blocks
final int halfCount = PLAYERS_BLOCK_COUNT / 2;
for (int start = 1; start <= SMOOTH_ITERATIONS; start++) {
for (int i = start + halfCount; i < blocksCount - halfCount; i += 2) {
blockHeights[i] = (blockHeights[i - 1] + blockHeights[i + 1]) / 2;
}
}
} }
} }