forked from KolibriOS/kolibrios
80 lines
1.8 KiB
C
80 lines
1.8 KiB
C
/*
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* Copyright 2009 Vincent Sanders <vince@simtec.co.uk>
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* Copyright 2010 Michael Drake <tlsa@netsurf-browser.org>
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*
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* This file is part of libnsfb, http://www.netsurf-browser.org/
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* Licenced under the MIT License,
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* http://www.opensource.org/licenses/mit-license.php
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*/
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#include <stdbool.h>
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#include <endian.h>
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#include <stdlib.h>
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#include "libnsfb.h"
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#include "libnsfb_plot.h"
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#include "libnsfb_plot_util.h"
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#include "nsfb.h"
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#include "plot.h"
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#define UNUSED __attribute__((unused))
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static inline uint32_t *get_xy_loc(nsfb_t *nsfb, int x, int y)
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{
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return (void *)(nsfb->ptr + (y * nsfb->linelen) + (x << 2));
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}
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/*
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//if __BYTE_ORDER == __BIG_ENDIAN
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static inline nsfb_colour_t pixel_to_colour(UNUSED nsfb_t *nsfb, uint32_t pixel)
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{
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return (pixel >> 8) & ~0xFF000000U;
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}
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*/
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/* convert a colour value to a 32bpp pixel value ready for screen output */
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/*
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static inline uint32_t colour_to_pixel(UNUSED nsfb_t *nsfb, nsfb_colour_t c)
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{
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return (c << 8);
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}
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*/
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//#else /* __BYTE_ORDER == __BIG_ENDIAN */
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static inline nsfb_colour_t pixel_to_colour(UNUSED nsfb_t *nsfb, uint32_t pixel)
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{
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return ((pixel & 0xFF) << 16) |
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((pixel & 0xFF00)) |
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((pixel & 0xFF0000) >> 16);
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}
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/* convert a colour value to a 32bpp pixel value ready for screen output */
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static inline uint32_t colour_to_pixel(UNUSED nsfb_t *nsfb, nsfb_colour_t c)
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{
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return ((c & 0xff0000) >> 16) | (c & 0xff00) | ((c & 0xff) << 16);
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}
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//#endif
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#define PLOT_TYPE uint32_t
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#define PLOT_LINELEN(ll) ((ll) >> 2)
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#include "32bpp-common.c"
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const nsfb_plotter_fns_t _nsfb_32bpp_xrgb8888_plotters = {
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.line = line,
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.fill = fill,
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.point = point,
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.bitmap = bitmap,
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.glyph8 = glyph8,
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.glyph1 = glyph1,
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.readrect = readrect,
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};
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/*
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* Local Variables:
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* c-basic-offset:8
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* End:
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*/
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