#include <stdio.h>

#include <stdlib.h>

#include "utils.h"

typedef struct

{

    int				width;

    int				height;

    int				stride;

    pixman_format_code_t	format;

} image_info_t;

typedef struct

{

    pixman_op_t		op;

    image_info_t	src;

    image_info_t	dest;

    int			src_x;

    int			src_y;

    int			dest_x;

    int			dest_y;

    int			width;

    int			height;

} composite_info_t;

const composite_info_t info[] =

{

    {

	PIXMAN_OP_SRC,

	{  3, 6, 16, PIXMAN_a8r8g8b8 },

	{  5, 7, 20, PIXMAN_x8r8g8b8 },

	1, 8,

	1, -1,

	1, 8

    },

    {

	PIXMAN_OP_SRC,

	{ 7, 5, 36, PIXMAN_a8r8g8b8 },

	{ 6, 5, 28, PIXMAN_x8r8g8b8 },

	8, 5,

	5, 3,

	1, 2

    },

    {

	PIXMAN_OP_OVER,

	{ 10, 10, 40, PIXMAN_a2b10g10r10 },

	{ 10, 10, 40, PIXMAN_a2b10g10r10 },

	0, 0,

	0, 0,

	10, 10

    },

    {

	PIXMAN_OP_OVER,

	{ 10, 10, 40, PIXMAN_x2b10g10r10 },

	{ 10, 10, 40, PIXMAN_x2b10g10r10 },

	0, 0,

	0, 0,

	10, 10

    },

};

static pixman_image_t *

make_image (const image_info_t *info)

{

    char *data = malloc (info->stride * info->height);

    int i;

    for (i = 0; i < info->height * info->stride; ++i)

	data[i] = (i % 255) ^ (((i % 16) << 4) | (i & 0xf0));

    return pixman_image_create_bits (info->format, info->width, info->height, (uint32_t *)data, info->stride);

}

static void

test_composite (const composite_info_t *info)

{

    pixman_image_t *src = make_image (&info->src);

    pixman_image_t *dest = make_image (&info->dest);

    pixman_image_composite (PIXMAN_OP_SRC, src, NULL, dest,

			    info->src_x, info->src_y,

			    0, 0,

			    info->dest_x, info->dest_y,

			    info->width, info->height);

}

int

main (int argc, char **argv)

{

    int i;

    for (i = 0; i < ARRAY_LENGTH (info); ++i)

	test_composite (&info[i]);

    return 0;

}