1/*
2 * Copyright 2005, Stephan A��mus <superstippi@gmx.de>.
3 * Copyright 2008, Andrej Spielmann <andrej.spielmann@seh.ox.ac.uk>.
4 * All rights reserved. Distributed under the terms of the MIT License.
5 *
6 * DrawingMode implementing B_OP_OVER on B_RGBA32.
7 *
8 */
9
10#ifndef DRAWING_MODE_OVER_SOLID_SUBPIX_H
11#define DRAWING_MODE_OVER_SOLID_SUBPIX_H
12
13#include "DrawingModeOverSUBPIX.h"
14#include "GlobalSubpixelSettings.h"
15
16// blend_solid_hspan_over_solid_subpix
17void
18blend_solid_hspan_over_solid_subpix(int x, int y, unsigned len,
19	const color_type& c, const uint8* covers, agg_buffer* buffer,
20	const PatternHandler* pattern)
21{
22	if (pattern->IsSolidLow())
23		return;
24
25	uint8* p = buffer->row_ptr(y) + (x << 2);
26	const int subpixelL = gSubpixelOrderingRGB ? 2 : 0;
27	const int subpixelM = 1;
28	const int subpixelR = gSubpixelOrderingRGB ? 0 : 2;
29	do {
30		BLEND_OVER_SUBPIX(p, c.r, c.g, c.b,
31			covers[subpixelL], covers[subpixelM], covers[subpixelR]);
32		covers += 3;
33		p += 4;
34		x++;
35		len -= 3;
36	} while (len);
37}
38
39#endif // DRAWING_MODE_OVER_SUBPIX_H
40
41