/* ************************************************************************** */
/*                                       _____           _                    */
/*  ML_background.c                     |_   _|__  _   _| |__   ___ _   _     */
/*  | Project : CaphiOS                   | |/ _ \| | | | '_ \ / _ \ | | |    */
/*                                        | | (_) | |_| | | | |  __/ |_| |    */
/*  By: thomas <thomas@touhey.fr>         |_|\___/ \__,_|_| |_|\___|\__, |.fr */
/*  Last updated: 2016/05/23 23:38:59                               |___/     */
/*                                                                            */
/* ************************************************************************** */

#include <monochrome/internals.h>

/*
**	ML_background:
**	Draws a sprite on the whole screen.
**	@bmp: link to the bmp data (must be 128*16 bytes long)
*/

void ML_background(const void *bmp, ML_Mode mode)
{
	unsigned int *v = ML_vram_address();
	const unsigned int *b = bmp;
	int w = 0;

	switch (mode) {
		case ML_MAND:
			for (; w < 256; w++)
				*v++ &= *b++;
			break;

		case ML_MOR:
			for (; w < 256; w++)
				*v++ |= *b++;
			break;

		case ML_MXOR:
			for (; w < 256; w++)
				*v++ ^= *b++;
			break;
	}
}