llvowater.h

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#ifndef LL_VOWATER_H
#define LL_VOWATER_H

#include "llviewerobject.h"
#include "llviewerimage.h"
#include "v2math.h"

const U32 N_RES = 16; //32                      // number of subdivisions of wave tile
const U8  WAVE_STEP             = 8;

class LLSurface;
class LLHeavenBody;
class LLVOSky;
class LLFace;

class LLVOWater : public LLStaticViewerObject
{
public:
        enum 
        {
                VERTEX_DATA_MASK =      (1 << LLVertexBuffer::TYPE_VERTEX) |
                                                        (1 << LLVertexBuffer::TYPE_NORMAL) |
                                                        (1 << LLVertexBuffer::TYPE_TEXCOORD) 
        };

        LLVOWater(const LLUUID &id, const LLPCode pcode, LLViewerRegion *regionp);

        /*virtual*/ void markDead();

        // Initialize data that's only inited once per class.
        static void initClass();
        static void cleanupClass();

        /*virtual*/ BOOL idleUpdate(LLAgent &agent, LLWorld &world, const F64 &time);
        /*virtual*/ LLDrawable* createDrawable(LLPipeline *pipeline);
        /*virtual*/ BOOL        updateGeometry(LLDrawable *drawable);
        /*virtual*/ void                updateSpatialExtents(LLVector3& newMin, LLVector3& newMax);

        /*virtual*/ void updateTextures(LLAgent &agent);
        /*virtual*/ void setPixelAreaAndAngle(LLAgent &agent); // generate accurate apparent angle and area

        virtual U32 getPartitionType() const;

        /*virtual*/ BOOL isActive() const; // Whether this object needs to do an idleUpdate.

        void setUseTexture(const BOOL use_texture);

protected:
        BOOL mUseTexture;
};

#endif // LL_VOSURFACEPATCH_H

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