2 * QEMU Cirrus VGA Emulator templates
4 * Copyright (c) 2003 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
27 #elif DEPTH == 15 || DEPTH == 16
32 #error unsupported depth
35 static void glue(vga_draw_cursor_line_, DEPTH)(uint8_t *d1,
40 unsigned int color_xor)
42 const uint8_t *plane0, *plane1;
48 plane1 = src1 + poffset;
49 for (x = 0; x < w; x++) {
50 b0 = (plane0[x >> 3] >> (7 - (x & 7))) & 1;
51 b1 = (plane1[x >> 3] >> (7 - (x & 7))) & 1;
53 switch (b0 | (b1 << 1)) {
67 switch (b0 | (b1 << 1)) {
71 ((uint16_t *)d)[0] ^= color_xor;
74 ((uint16_t *)d)[0] = color0;
77 ((uint16_t *)d)[0] = color1;
81 switch (b0 | (b1 << 1)) {
85 ((uint32_t *)d)[0] ^= color_xor;
88 ((uint32_t *)d)[0] = color0;
91 ((uint32_t *)d)[0] = color1;
95 #error unsupported depth