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-rw-r--r--src/mg_schematic.h24
1 files changed, 15 insertions, 9 deletions
diff --git a/src/mg_schematic.h b/src/mg_schematic.h
index 3d3e328d3..5c732648e 100644
--- a/src/mg_schematic.h
+++ b/src/mg_schematic.h
@@ -36,7 +36,7 @@ class IGameDef;
All values are stored in big-endian byte order.
[u32] signature: 'MTSM'
- [u16] version: 3
+ [u16] version: 4
[u16] size X
[u16] size Y
[u16] size Z
@@ -51,7 +51,9 @@ class IGameDef;
For each node in schematic: (for z, y, x)
[u16] content
For each node in schematic:
- [u8] probability of occurance (param1)
+ [u8] param1
+ bit 0-6: probability
+ bit 7: specific node force placement
For each node in schematic:
[u8] param2
}
@@ -60,17 +62,21 @@ class IGameDef;
1 - Initial version
2 - Fixed messy never/always place; 0 probability is now never, 0xFF is always
3 - Added y-slice probabilities; this allows for variable height structures
+ 4 - Compressed range of node occurence prob., added per-node force placement bit
*/
-/////////////////// Schematic flags
-#define SCHEM_CIDS_UPDATED 0x08
-
+//// Schematic constants
#define MTSCHEM_FILE_SIGNATURE 0x4d54534d // 'MTSM'
-#define MTSCHEM_FILE_VER_HIGHEST_READ 3
-#define MTSCHEM_FILE_VER_HIGHEST_WRITE 3
+#define MTSCHEM_FILE_VER_HIGHEST_READ 4
+#define MTSCHEM_FILE_VER_HIGHEST_WRITE 4
+
+#define MTSCHEM_PROB_MASK 0x7F
+
+#define MTSCHEM_PROB_NEVER 0x00
+#define MTSCHEM_PROB_ALWAYS 0x7F
+#define MTSCHEM_PROB_ALWAYS_OLD 0xFF
-#define MTSCHEM_PROB_NEVER 0x00
-#define MTSCHEM_PROB_ALWAYS 0xFF
+#define MTSCHEM_FORCE_PLACE 0x80
enum SchematicType
{