2 * QEMU Epson S1D13744/S1D13745 templates
4 * Copyright (C) 2008 Nokia Corporation
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 or
10 * (at your option) version 3 of the License.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 #define SKIP_PIXEL(to) to += deststep
24 # define PIXEL_TYPE uint8_t
25 # define COPY_PIXEL(to, from) *to = from; SKIP_PIXEL(to)
26 # define COPY_PIXEL1(to, from) *to ++ = from
27 #elif DEPTH == 15 || DEPTH == 16
28 # define PIXEL_TYPE uint16_t
29 # define COPY_PIXEL(to, from) *to = from; SKIP_PIXEL(to)
30 # define COPY_PIXEL1(to, from) *to ++ = from
32 # define PIXEL_TYPE uint8_t
33 # define COPY_PIXEL(to, from) \
34 to[0] = from; to[1] = (from) >> 8; to[2] = (from) >> 16; SKIP_PIXEL(to)
35 # define COPY_PIXEL1(to, from) \
36 *to ++ = from; *to ++ = (from) >> 8; *to ++ = (from) >> 16
38 # define PIXEL_TYPE uint32_t
39 # define COPY_PIXEL(to, from) *to = from; SKIP_PIXEL(to)
40 # define COPY_PIXEL1(to, from) *to ++ = from
42 # error unknown bit depth
45 #ifdef WORDS_BIGENDIAN
49 static void glue(blizzard_draw_line16_, DEPTH)(PIXEL_TYPE *dest,
50 const uint16_t *src, unsigned int width)
52 #if !defined(SWAP_WORDS) && DEPTH == 16
53 memcpy(dest, src, width);
57 const uint16_t *end = (const void *) src + width;
59 data = lduw_raw(src ++);
60 b = (data & 0x1f) << 3;
62 g = (data & 0x3f) << 2;
64 r = (data & 0x1f) << 3;
66 COPY_PIXEL1(dest, glue(rgb_to_pixel, DEPTH)(r, g, b));
71 static void glue(blizzard_draw_line24mode1_, DEPTH)(PIXEL_TYPE *dest,
72 const uint8_t *src, unsigned int width)
74 /* TODO: check if SDL 24-bit planes are not in the same format and
75 * if so, use memcpy */
76 unsigned int r[2], g[2], b[2];
77 const uint8_t *end = src + width;
83 COPY_PIXEL1(dest, glue(rgb_to_pixel, DEPTH)(r[0], g[0], b[0]));
86 COPY_PIXEL1(dest, glue(rgb_to_pixel, DEPTH)(r[1], g[1], b[1]));
90 static void glue(blizzard_draw_line24mode2_, DEPTH)(PIXEL_TYPE *dest,
91 const uint8_t *src, unsigned int width)
94 const uint8_t *end = src + width;
100 COPY_PIXEL1(dest, glue(rgb_to_pixel, DEPTH)(r, g, b));
105 static blizzard_fn_t glue(blizzard_draw_fn_, DEPTH)[0x10] = {
108 (blizzard_fn_t) glue(blizzard_draw_line16_, DEPTH),
109 /* RGB 6:6:6 mode 1 */
110 (blizzard_fn_t) glue(blizzard_draw_line24mode1_, DEPTH),
111 /* RGB 8:8:8 mode 1 */
112 (blizzard_fn_t) glue(blizzard_draw_line24mode1_, DEPTH),
114 /* RGB 6:6:6 mode 2 */
115 (blizzard_fn_t) glue(blizzard_draw_line24mode2_, DEPTH),
116 /* RGB 8:8:8 mode 2 */
117 (blizzard_fn_t) glue(blizzard_draw_line24mode2_, DEPTH),
122 NULL, NULL, NULL, NULL, NULL, NULL,
125 /* 90deg, 180deg and 270deg rotation */
126 static blizzard_fn_t glue(blizzard_draw_fn_r_, DEPTH)[0x10] = {