RU_Composite.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * NAME:        RU_Composite.h
 *
 * COMMENTS:
 *      Does a composite between two images.
 */
#ifndef RU_COMPOSITE_H
#define RU_COMPOSITE_H

#include "RU_API.h"
enum RU_CompositeType
{
    RU_COMP_OVER        = 0,
    RU_COMP_UNDER       = 1,
    RU_COMP_ATOP        = 2,
    RU_COMP_INSIDE      = 3,
    RU_COMP_OUTSIDE     = 4,
    RU_COMP_SCREEN      = 5,
    RU_COMP_ADD         = 6,
    RU_COMP_SUBTRACT    = 7,
    RU_COMP_DIFF        = 8,
    RU_COMP_MULTIPLY    = 9,
    RU_COMP_MIN         = 10,
    RU_COMP_MAX         = 11,
    RU_COMP_AVERAGE     = 12,   
    RU_COMP_XOR         = 13,
    RU_COMP_SUBTRACT2   = 14
};


class RU_API RU_Composite
{
public:
    static void composite(RU_CompositeType op, int xsize, int ysize,
                          float *bcolor,       const float *balpha,
                          const float *fcolor, const float *falpha);
    
    static void composite(RU_CompositeType op, int xsize, int ysize,
                          unsigned char *bcolor, const unsigned char *balpha,
                          const unsigned char *fcolor,
                          const unsigned char *falpha);
    static void composite(RU_CompositeType op, int xsize, int ysize,
                          unsigned char *bcolor, const unsigned short *balpha,
                          const unsigned char *fcolor,
                          const unsigned short *falpha);
    static void composite(RU_CompositeType op, int xsize, int ysize,
                          unsigned char *bcolor, const float *balpha,
                          const unsigned char *fcolor,
                          const float *falpha);
    
    static void composite(RU_CompositeType op, int xsize, int ysize,
                          unsigned short *bcolor, const unsigned short *balpha,
                          const unsigned short *fcolor,
                          const unsigned short *falpha);
    static void composite(RU_CompositeType op, int xsize, int ysize,
                          unsigned short *bcolor, const unsigned char *balpha,
                          const unsigned short *fcolor,
                          const unsigned char *falpha);
    static void composite(RU_CompositeType op, int xsize, int ysize,
                          unsigned short *bcolor, const float *balpha,
                          const unsigned short *fcolor,
                          const float *falpha);
    
    static void composite(RU_CompositeType op, int xsize, int ysize,
                          float *bcolor, const unsigned short *balpha,
                          const float *fcolor,
                          const unsigned short *falpha);
    static void composite(RU_CompositeType op, int xsize, int ysize,
                          float *bcolor, const unsigned char *balpha,
                          const float *fcolor,
                          const unsigned char *falpha);
    
    static void compositeGeo(RU_CompositeType op, int xsize, int ysize,
                             float *bcolor,       const float *balpha,
                             const float *fcolor, const float *falpha,
                             const float *fore[4]);
    
    static void compositeAlpha(RU_CompositeType op, int xsize, int ysize,
                               float *balpha, const float *falpha);
    static void compositeAlpha(RU_CompositeType op, int xsize, int ysize,
                               unsigned char *balpha,
                               const unsigned char *falpha);
    static void compositeAlpha(RU_CompositeType op, int xsize, int ysize,
                               unsigned short *balpha,
                               const unsigned short *falpha);
};


#endif