#ifndef gimp_composite_regression_h
#define gimp_composite_regression_h
/*
 * The following typedefs are temporary and only used in regression testing.
        */
typedef struct
{
  guint8  v;
} gimp_v8_t;

typedef struct
{
  guint8  v;
  guint8  a;
} gimp_va8_t;

typedef struct
{
  guint8  r;
  guint8  g;
  guint8  b;
} gimp_rgb8_t;

typedef struct
{
  guint8  r;
  guint8  g;
  guint8  b;
  guint8  a;
} gimp_rgba8_t;

#ifdef GIMP_COMPOSIE_16BIT
typedef struct
{
  guint16  v;
} gimp_v16_t;

typedef struct
{
  guint16  v;
  guint16  a;
} gimp_va16_t;

typedef struct
{
  guint16  r;
  guint16  g;
  guint16  b;
} gimp_rgb16_t;

typedef struct
{
  guint16  r;
  guint16  g;
  guint16  b;
  guint16  a;
} gimp_rgba16_t;
#endif

#ifdef GIMP_COMPOSIE_32BIT
typedef struct
{
  guint32  v;
} gimp_v32_t;

typedef struct
{
  guint32  v;
  guint32  a;
} gimp_va32_t;

typedef struct
{
  guint32  r;
  guint32  g;
  guint32  b;
} gimp_rgb32_t;

typedef struct
{
  guint32  r;
  guint32  g;
  guint32  b;
  guint32  a;
} gimp_rgba32_t;
#endif

typedef void (*GimpCompositeRegressionFunc) (GimpCompositeContext *ctx);

extern void                  gimp_composite_regression_print_vector       (guchar                       vector[],
									   GimpPixelFormat              format,
									   gulong                       n_pixels);
extern void                  gimp_composite_regression_print_vector_v8    (gimp_v8_t                    v[],
									   unsigned int                 n_pixels);
extern void                  gimp_composite_regression_print_vector_va8   (gimp_va8_t                   v[],
									   unsigned int                 n_pixels);
extern void                  gimp_composite_regression_print_vector_rgb8  (gimp_rgb8_t                  v[],
									   unsigned int                 n_pixels);
extern void                  gimp_composite_regression_print_vector_rgba8 (gimp_rgba8_t                 v[],
									   unsigned int                 n_pixels);
extern double                gimp_composite_regression_time_function      (gulong                       iterations,
									   GimpCompositeRegressionFunc  func,
									   GimpCompositeContext        *ctx);
extern int                   gimp_composite_regression_comp_rgba8         (char                        *str,
									   gimp_rgba8_t                *rgba8A,
									   gimp_rgba8_t                *rgba8B,
									   gimp_rgba8_t                *expected,
									   gimp_rgba8_t                *actual,
									   gulong                       length);
extern int                   gimp_composite_regression_comp_va8           (char                        *str,
									   gimp_va8_t                  *va8A,
									   gimp_va8_t                  *va8B,
									   gimp_va8_t                  *expected,
									   gimp_va8_t                  *actual,
									   gulong                       length);
extern int                   gimp_composite_regression_compare_contexts   (char *,
									   GimpCompositeContext        *ctx1,
									   GimpCompositeContext        *ctx2);
extern void                  gimp_composite_regression_dump_rgba8         (char                        *str,
									   gimp_rgba8_t                *rgba,
									   gulong                       n_pixels);
extern void                  gimp_composite_regression_print_rgba8        (gimp_rgba8_t                *rgba8);
extern void                  gimp_composite_regression_print_va8          (gimp_va8_t                  *va8);
extern void                  gimp_composite_regression_timer_report       (char                        *name,
									   double                       t1,
									   double                       t2);
extern gimp_rgba8_t *        gimp_composite_regression_random_rgba8       (gulong                       n_pixels);
extern gimp_rgba8_t *        gimp_composite_regression_fixed_rgba8        (gulong                       n_pixels);
extern GimpCompositeContext *gimp_composite_context_init                  (GimpCompositeContext        *ctx,
									   GimpCompositeOperation       op,
									   GimpPixelFormat              a_format,
									   GimpPixelFormat              b_format,
									   GimpPixelFormat              d_format,
									   GimpPixelFormat              m_format,
									   unsigned long                n_pixels,
									   unsigned char               *A,
									   unsigned char               *B,
									   unsigned char               *M,
									   unsigned char               *D);

#endif