1 files changed, 91 insertions, 1 deletions

diff --git a/src/render/WaterLevel.h b/src/render/WaterLevel.h
index 70a2ba97..ecd66c89 100644
--- a/src/render/WaterLevel.h
+++ b/src/render/WaterLevel.h
@@ -1,7 +1,97 @@
 #pragma once
 
+
+#define WATER_BLOCK_SIZE     LARGE_SECTOR_SIZE
+#define WATER_FINEBLOCK_SIZE HUGE_SECTOR_SIZE
+#define WATER_Z_OFFSET (1.5f)
+
+#define MAX_SMALL_SECTORS      128
+#define MAX_LARGE_SECTORS      64
+#define MAX_HUGE_SECTORS       32
+#define MAX_EXTRAHUGE_SECTORS  16
+
+#define SMALL_SECTOR_SIZE      32
+#define LARGE_SECTOR_SIZE      64
+#define HUGE_SECTOR_SIZE       128
+#define EXTRAHUGE_SECTOR_SIZE  256
+
+#define WATER_START_X -2048.0f
+#define WATER_END_X    2048.0f
+
+#define WATER_START_Y -2048.0f
+#define WATER_END_Y    2048.0f
+
+#define WATER_WIDTH		((WATER_END_X - WATER_START_X))
+#define WATER_HEIGHT	((WATER_END_Y - WATER_START_Y))
+
+
+#define WATER_UNSIGN_X(x)					( (x) + (WATER_WIDTH /2) )
+#define WATER_UNSIGN_Y(y)					( (y) + (WATER_HEIGHT/2) )
+#define WATER_SIGN_X(x)						( (x) - (WATER_WIDTH /2) )
+#define WATER_SIGN_Y(y)						( (y) - (WATER_HEIGHT/2) )
+
+// 32
+#define WATER_SMALL_X(x)					( WATER_UNSIGN_X(x)					/ MAX_SMALL_SECTORS     )
+#define WATER_SMALL_Y(y)					( WATER_UNSIGN_Y(y)					/ MAX_SMALL_SECTORS     )
+#define WATER_FROM_SMALL_SECTOR_X(x)		( ((x) - (MAX_SMALL_SECTORS/2)    ) * SMALL_SECTOR_SIZE     )
+#define WATER_FROM_SMALL_SECTOR_Y(y)		( ((y) - (MAX_SMALL_SECTORS/2)    ) * SMALL_SECTOR_SIZE     )
+#define WATER_TO_SMALL_SECTOR_X(x)			( WATER_UNSIGN_X(x)					/ SMALL_SECTOR_SIZE     )
+#define WATER_TO_SMALL_SECTOR_Y(y)			( WATER_UNSIGN_Y(y)					/ SMALL_SECTOR_SIZE     )
+			
+// 64			
+#define WATER_LARGE_X(x)					( WATER_UNSIGN_X(x)					/ MAX_LARGE_SECTORS     )
+#define WATER_LARGE_Y(y)					( WATER_UNSIGN_Y(y)					/ MAX_LARGE_SECTORS     )
+#define WATER_FROM_LARGE_SECTOR_X(x)		( ((x) - (MAX_LARGE_SECTORS/2)    ) * LARGE_SECTOR_SIZE     )
+#define WATER_FROM_LARGE_SECTOR_Y(y)		( ((y) - (MAX_LARGE_SECTORS/2)    ) * LARGE_SECTOR_SIZE     )
+#define WATER_TO_LARGE_SECTOR_X(x)			( WATER_UNSIGN_X(x)					/ LARGE_SECTOR_SIZE     )
+#define WATER_TO_LARGE_SECTOR_Y(y)			( WATER_UNSIGN_Y(y)					/ LARGE_SECTOR_SIZE     )
+				
+// 128				
+#define WATER_HUGE_X(x)						( WATER_UNSIGN_X(x)					/ MAX_HUGE_SECTORS      )
+#define WATER_HUGE_Y(y)						( WATER_UNSIGN_Y(y)					/ MAX_HUGE_SECTORS      )
+#define WATER_FROM_HUGE_SECTOR_X(x)			( ((x) - (MAX_HUGE_SECTORS/2)     ) * HUGE_SECTOR_SIZE      )
+#define WATER_FROM_HUGE_SECTOR_Y(y)			( ((y) - (MAX_HUGE_SECTORS/2)     ) * HUGE_SECTOR_SIZE      )
+#define WATER_TO_HUGE_SECTOR_X(x)			( WATER_UNSIGN_X(x)					/ HUGE_SECTOR_SIZE      )
+#define WATER_TO_HUGE_SECTOR_Y(y)			( WATER_UNSIGN_Y(y)					/ HUGE_SECTOR_SIZE      )
+
+// 256	
+#define WATER_EXTRAHUGE_X(x)				( WATER_UNSIGN_X(x)					/ MAX_EXTRAHUGE_SECTORS )
+#define WATER_EXTRAHUGE_Y(y)				( WATER_UNSIGN_Y(y)					/ MAX_EXTRAHUGE_SECTORS )
+#define WATER_FROM_EXTRAHUGE_SECTOR_X(x)	( ((x) - (MAX_EXTRAHUGE_SECTORS/2)) * EXTRAHUGE_SECTOR_SIZE )
+#define WATER_FROM_EXTRAHUGE_SECTOR_Y(y)	( ((y) - (MAX_EXTRAHUGE_SECTORS/2)) * EXTRAHUGE_SECTOR_SIZE )
+#define WATER_TO_EXTRAHUGE_SECTOR_X(x)		( WATER_UNSIGN_X(x)					/ EXTRAHUGE_SECTOR_SIZE )
+#define WATER_TO_EXTRAHUGE_SECTOR_Y(y)		( WATER_UNSIGN_Y(y)					/ EXTRAHUGE_SECTOR_SIZE )
+
+
+#define MAX_BOAT_WAKES 8
+
 class CWaterLevel
 {
+	static int32       ms_nNoOfWaterLevels;
+	static float       ms_aWaterZs[48];
+	static CRect       ms_aWaterRects[48];
+	static uint8       aWaterBlockList[WATER_BLOCK_SIZE][WATER_BLOCK_SIZE];
+	static uint8       aWaterFineBlockList[WATER_FINEBLOCK_SIZE][WATER_FINEBLOCK_SIZE];
+	static bool        WavesCalculatedThisFrame;
+	static RpAtomic   *ms_pWavyAtomic;
+	static RpGeometry *apGeomArray[MAX_BOAT_WAKES];
+	static int16       nGeomUsed;
+
 public:
-	static void RenderWater(void);
+	static void    Initialise(char *pWaterDat);
+	static void    Shutdown();
+	static void    CreateWavyAtomic();
+	static void    DestroyWavyAtomic();
+	static bool    GetWaterLevel(float fX, float fY, float fZ, float *pfOutLevel, bool bDontCheckZ);
+	static bool    GetWaterLevelNoWaves(float fX, float fY, float fZ, float *pfOutLevel);
+	static void    RenderWater();
+	static void    RenderOneFlatSmallWaterPoly    (float fX, float fY, float fZ, RwRGBA const &color);
+	static void    RenderOneFlatLargeWaterPoly    (float fX, float fY, float fZ, RwRGBA const &color);	
+	static void    RenderOneFlatHugeWaterPoly     (float fX, float fY, float fZ, RwRGBA const &color);
+	static void    RenderOneFlatExtraHugeWaterPoly(float fX, float fY, float fZ, RwRGBA const &color);
+	static void    RenderOneWavySector            (float fX, float fY, float fZ, RwRGBA const &color, bool bUnk = false);
+	static float   CalcDistanceToWater(float fX, float fY);
+	static void    RenderAndEmptyRenderBuffer();	
+	static void    AllocateBoatWakeArray();
+	static void    FreeBoatWakeArray();
 };