lldrawpoolbump.h

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#ifndef LL_LLDRAWPOOLBUMP_H
#define LL_LLDRAWPOOLBUMP_H

#include "lldrawpool.h"
#include "llstring.h"
#include "lltextureentry.h"
#include "lluuid.h"

class LLImageRaw;
class LLSpatialGroup;
class LLDrawInfo;

class LLDrawPoolBump : public LLRenderPass
{
public:
        static U32 sVertexMask;

        virtual U32 getVertexDataMask() { return sVertexMask; }

        LLDrawPoolBump();

        virtual void render(S32 pass = 0);
        /*virtual*/ void beginRenderPass( S32 pass );
        /*virtual*/ void endRenderPass( S32 pass );
        /*virtual*/ S32  getNumPasses();
        /*virtual*/ void prerender();
        /*virtual*/ void pushBatch(LLDrawInfo& params, U32 mask, BOOL texture);

        void renderBump(U32 type, U32 mask);
        void renderBumpActive(U32 type, U32 mask);
        void renderGroup(LLSpatialGroup* group, U32 type, U32 mask, BOOL texture);
        void renderGroupBump(LLSpatialGroup* group, U32 type, U32 mask);
        
        S32 numBumpPasses();
        
        void beginShiny();
        void renderShiny();
        void endShiny();
        void renderActive(U32 type, U32 mask, BOOL texture = TRUE);

        void beginBump();
        void renderBump();
        void endBump();
        BOOL bindBumpMap(LLDrawInfo& params);
};

enum EBumpEffect
{
        BE_NO_BUMP = 0,
        BE_BRIGHTNESS = 1,
        BE_DARKNESS = 2,
        BE_STANDARD_0 = 3,  // Standard must always be the last one
        BE_COUNT = 4
};

// List of standard bumpmaps that are specificed by LLTextureEntry::mBump's lower bits

class LLStandardBumpmap
{
public: 
        LLStandardBumpmap() : mLabel() {} 
        LLStandardBumpmap( const char* label ) : mLabel(label) {}
        
        LLString        mLabel;
        LLPointer<LLViewerImage> mImage;

        static  U32 sStandardBumpmapCount;  // Number of valid values in gStandardBumpmapList[]

        static void init();
        static void shutdown();
        static void     restoreGL();
        static void destroyGL();
};

extern LLStandardBumpmap gStandardBumpmapList[TEM_BUMPMAP_COUNT];

// List of one-component bump-maps created from other texures.

struct LLBumpImageEntry;

class LLBumpImageList
{
public:
        LLBumpImageList() {}
        ~LLBumpImageList();

        void            init();
        void            shutdown();
        void            destroyGL();
        void            restoreGL();
        void            updateImages();


        LLImageGL*      getBrightnessDarknessImage(LLViewerImage* src_image, U8 bump_code);
//      LLImageGL*      getTestImage();
        void            addTextureStats(U8 bump, const LLUUID& base_image_id,
                                                                F32 pixel_area, F32 texel_area_ratio, F32 cos_center_angle);

        static void onSourceBrightnessLoaded( BOOL success, LLViewerImage *src_vi, LLImageRaw* src, LLImageRaw* aux_src, S32 discard_level, BOOL final, void* userdata );
        static void onSourceDarknessLoaded( BOOL success, LLViewerImage *src_vi, LLImageRaw* src, LLImageRaw* aux_src, S32 discard_level, BOOL final, void* userdata );

private:
        static void onSourceLoaded( BOOL success, LLViewerImage *src_vi, LLImageRaw* src, LLUUID& source_asset_id, EBumpEffect bump );

private:
        typedef std::map<LLUUID, LLPointer<LLImageGL> > bump_image_map_t;
        bump_image_map_t mBrightnessEntries;
        bump_image_map_t mDarknessEntries;
};

extern LLBumpImageList gBumpImageList;



#endif // LL_LLDRAWPOOLBUMP_H

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