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/***************************************************************************

  video.c

***************************************************************************/

#include "driver.h"
#include "video/konamiic.h"

int qdrmfgp_get_palette(void);



static void tile_callback(int layer, int *code, int *color, int *flags)
{
	*color = ((*color>>2) & 0x0f) | qdrmfgp_get_palette();
}

static void gp2_tile_callback(int layer, int *code, int *color, int *flags)
{
	*color = (*color>>1) & 0x7f;
}

/***************************************************************************

  Start the video hardware emulation.

***************************************************************************/

VIDEO_START( qdrmfgp )
{
	K056832_vh_start(machine, REGION_GFX1, K056832_BPP_4dj, 1, NULL, tile_callback, 0);

	K056832_set_LayerAssociation(0);

	K056832_set_LayerOffset(0, 2, 0);
	K056832_set_LayerOffset(1, 4, 0);
	K056832_set_LayerOffset(2, 6, 0);
	K056832_set_LayerOffset(3, 8, 0);
}

VIDEO_START( qdrmfgp2 )
{
	K056832_vh_start(machine, REGION_GFX1, K056832_BPP_4dj, 1, NULL, gp2_tile_callback, 0);

	K056832_set_LayerAssociation(0);

	K056832_set_LayerOffset(0, 3, 1);
	K056832_set_LayerOffset(1, 5, 1);
	K056832_set_LayerOffset(2, 7, 1);
	K056832_set_LayerOffset(3, 9, 1);
}

/***************************************************************************

  Display refresh

***************************************************************************/

VIDEO_UPDATE( qdrmfgp )
{
	fillbitmap(bitmap, get_black_pen(machine), cliprect);

	K056832_tilemap_draw(machine, bitmap,cliprect, 3, 0, 1);
	K056832_tilemap_draw(machine, bitmap,cliprect, 2, 0, 2);
	K056832_tilemap_draw(machine, bitmap,cliprect, 1, 0, 4);
	K056832_tilemap_draw(machine, bitmap,cliprect, 0, 0, 8);
	return 0;
}