diff options
| author | faketruth <faketruth@0a769ca7-a7f5-676a-18bf-c427514a06d6> | 2012-03-10 03:39:36 +0100 |
|---|---|---|
| committer | faketruth <faketruth@0a769ca7-a7f5-676a-18bf-c427514a06d6> | 2012-03-10 03:39:36 +0100 |
| commit | 68f3ea56bdcf4664ee119016a0745d46f2c31a65 (patch) | |
| tree | edbf0523589e4a458c999c076c041ad61dcdb8b2 /source/cChunk.h | |
| parent | Using more of the index functions in cChunk, so it should be easy enough to flip the axis ordering now (diff) | |
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Diffstat (limited to 'source/cChunk.h')
| -rw-r--r-- | source/cChunk.h | 35 |
1 files changed, 22 insertions, 13 deletions
diff --git a/source/cChunk.h b/source/cChunk.h index 1e250fcdd..85a67b466 100644 --- a/source/cChunk.h +++ b/source/cChunk.h @@ -26,6 +26,10 @@ It will help us when the new chunk format comes out and we need to patch everyth */
#define ZERO_CHUNK_Y 0
+// Used to smoothly convert to new axis ordering. One will be removed when deemed stable.
+#define AXIS_ORDER_YZX 1 // Original (1.1-)
+#define AXIS_ORDER_XZY 2 // New (1.2+)
+#define AXIS_ORDER AXIS_ORDER_YZX
@@ -234,23 +238,28 @@ public: inline static unsigned int MakeIndexNoCheck(int x, int y, int z)
{
- return y + (z * c_ChunkHeight) + (x * c_ChunkHeight * c_ChunkWidth); // 1.1 is YZX
- //return x + (z * c_ChunkWidth) + (y * c_ChunkWidth * c_ChunkHeight); // 1.2 is XZY
+ #if AXIS_ORDER == AXIS_ORDER_XZY
+ return x + (z * c_ChunkWidth) + (y * c_ChunkWidth * c_ChunkWidth); // 1.2 is XZY
+ #else if AXIS_ORDER == AXIS_ORDER_YZX
+ return y + (z * c_ChunkHeight) + (x * c_ChunkHeight * c_ChunkWidth); // 1.1 is YZX
+ #endif
}
inline static Vector3i IndexToCoordinate( unsigned int index )
{
-// return Vector3i( // 1.2
-// index % c_ChunkWidth, // X
-// index / (c_ChunkHeight * c_ChunkWidth), // Y
-// (index / c_ChunkWidth) % c_ChunkWidth // Z
-// );
-
- return Vector3i( // 1.1
- index / (c_ChunkHeight * c_ChunkWidth), // X
- index % c_ChunkHeight, // Y
- (index / c_ChunkHeight) % c_ChunkWidth // Z
- );
+ #if AXIS_ORDER == AXIS_ORDER_XZY
+ return Vector3i( // 1.2
+ index % c_ChunkWidth, // X
+ index / (c_ChunkWidth * c_ChunkWidth), // Y
+ (index / c_ChunkWidth) % c_ChunkWidth // Z
+ );
+ #else if AXIS_ORDER == AXIS_ORDER_YZX
+ return Vector3i( // 1.1
+ index / (c_ChunkHeight * c_ChunkWidth), // X
+ index % c_ChunkHeight, // Y
+ (index / c_ChunkHeight) % c_ChunkWidth // Z
+ );
+ #endif
}
inline void MarkDirty(void)
|