//	VirtualDub - Video processing and capture application
//	Graphics support library
//	Copyright (C) 1998-2009 Avery Lee
//
//	This program is free software; you can redistribute it and/or modify
//	it under the terms of the GNU General Public License as published by
//	the Free Software Foundation; either version 2 of the License, or
//	(at your option) any later version.
//
//	This program is distributed in the hope that it will be useful,
//	but WITHOUT ANY WARRANTY; without even the implied warranty of
//	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//	GNU General Public License for more details.
//
//	You should have received a copy of the GNU General Public License
//	along with this program; if not, write to the Free Software
//	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

#include <stdafx.h>
#include "uberblit_resample_special_x86.h"
#include "blt_spanutils.h"
#include "blt_spanutils_x86.h"

void VDPixmapGenResampleRow_x2_p0_lin_u8_ISSE::Compute(void *dst0, sint32 y) {
	const uint8 *src = (const uint8 *)mpSrc->GetRow(y, mSrcIndex);

	nsVDPixmapSpanUtils::horiz_expand2x_coaligned_ISSE((uint8 *)dst0, src, mWidth);
}

void VDPixmapGenResampleRow_x4_p0_lin_u8_MMX::Compute(void *dst0, sint32 y) {
	const uint8 *src = (const uint8 *)mpSrc->GetRow(y, mSrcIndex);

	nsVDPixmapSpanUtils::horiz_expand4x_coaligned_MMX((uint8 *)dst0, src, mWidth);
}

void VDPixmapGenResampleCol_d2_pnqrtr_lin_u8_ISSE::Compute(void *dst0, sint32 y) {
	sint32 y2 = (y - 1) >> 1;
	const uint8 *src[2] = {
		(const uint8 *)mpSrc->GetRow(y2, mSrcIndex),
		(const uint8 *)mpSrc->GetRow(y2+1, mSrcIndex),
	};

	nsVDPixmapSpanUtils::vert_expand2x_centered_ISSE((uint8 *)dst0, src, mWidth, ~y << 7);
}

void VDPixmapGenResampleCol_d4_pn38_lin_u8_ISSE::Compute(void *dst0, sint32 y) {
	sint32 y2 = (y - 2) >> 2;
	const uint8 *src[2] = {
		(const uint8 *)mpSrc->GetRow(y2, mSrcIndex),
		(const uint8 *)mpSrc->GetRow(y2+1, mSrcIndex),
	};

	nsVDPixmapSpanUtils::vert_expand4x_centered_ISSE((uint8 *)dst0, src, mWidth, (y - 2) << 6);
}