root / hw / vga_template.h @ 4e3e9d0b
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1 | e89f66ec | bellard | /*
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2 | e89f66ec | bellard | * QEMU VGA Emulator templates
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3 | e89f66ec | bellard | *
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4 | e89f66ec | bellard | * Copyright (c) 2003 Fabrice Bellard
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5 | e89f66ec | bellard | *
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6 | e89f66ec | bellard | * Permission is hereby granted, free of charge, to any person obtaining a copy
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7 | e89f66ec | bellard | * of this software and associated documentation files (the "Software"), to deal
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8 | e89f66ec | bellard | * in the Software without restriction, including without limitation the rights
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9 | e89f66ec | bellard | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 | e89f66ec | bellard | * copies of the Software, and to permit persons to whom the Software is
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11 | e89f66ec | bellard | * furnished to do so, subject to the following conditions:
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12 | e89f66ec | bellard | *
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13 | e89f66ec | bellard | * The above copyright notice and this permission notice shall be included in
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14 | e89f66ec | bellard | * all copies or substantial portions of the Software.
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15 | e89f66ec | bellard | *
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16 | e89f66ec | bellard | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 | e89f66ec | bellard | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 | e89f66ec | bellard | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 | e89f66ec | bellard | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 | e89f66ec | bellard | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 | e89f66ec | bellard | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 | e89f66ec | bellard | * THE SOFTWARE.
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23 | e89f66ec | bellard | */
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24 | e89f66ec | bellard | |
25 | e89f66ec | bellard | #if DEPTH == 8 |
26 | e89f66ec | bellard | #define BPP 1 |
27 | e89f66ec | bellard | #define PIXEL_TYPE uint8_t
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28 | e89f66ec | bellard | #elif DEPTH == 15 || DEPTH == 16 |
29 | e89f66ec | bellard | #define BPP 2 |
30 | e89f66ec | bellard | #define PIXEL_TYPE uint16_t
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31 | e89f66ec | bellard | #elif DEPTH == 32 |
32 | e89f66ec | bellard | #define BPP 4 |
33 | e89f66ec | bellard | #define PIXEL_TYPE uint32_t
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34 | e89f66ec | bellard | #else
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35 | e89f66ec | bellard | #error unsupport depth
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36 | e89f66ec | bellard | #endif
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37 | e89f66ec | bellard | |
38 | e89f66ec | bellard | #if DEPTH != 15 |
39 | e89f66ec | bellard | |
40 | 17b0018b | bellard | static inline void glue(vga_draw_glyph_line_, DEPTH)(uint8_t *d, |
41 | 17b0018b | bellard | uint32_t font_data, |
42 | 17b0018b | bellard | uint32_t xorcol, |
43 | 17b0018b | bellard | uint32_t bgcol) |
44 | e89f66ec | bellard | { |
45 | e89f66ec | bellard | #if BPP == 1 |
46 | e89f66ec | bellard | ((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol; |
47 | e89f66ec | bellard | ((uint32_t *)d)[3] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol; |
48 | e89f66ec | bellard | #elif BPP == 2 |
49 | e89f66ec | bellard | ((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol; |
50 | e89f66ec | bellard | ((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol; |
51 | e89f66ec | bellard | ((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol; |
52 | e89f66ec | bellard | ((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol; |
53 | e89f66ec | bellard | #else
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54 | b1ba6574 | bellard | ((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol; |
55 | b1ba6574 | bellard | ((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol; |
56 | b1ba6574 | bellard | ((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol; |
57 | b1ba6574 | bellard | ((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol; |
58 | b1ba6574 | bellard | ((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol; |
59 | b1ba6574 | bellard | ((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol; |
60 | b1ba6574 | bellard | ((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol; |
61 | b1ba6574 | bellard | ((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol; |
62 | e89f66ec | bellard | #endif
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63 | 17b0018b | bellard | } |
64 | 17b0018b | bellard | |
65 | 17b0018b | bellard | static void glue(vga_draw_glyph8_, DEPTH)(uint8_t *d, int linesize, |
66 | 17b0018b | bellard | const uint8_t *font_ptr, int h, |
67 | 17b0018b | bellard | uint32_t fgcol, uint32_t bgcol) |
68 | 17b0018b | bellard | { |
69 | 17b0018b | bellard | uint32_t font_data, xorcol; |
70 | 17b0018b | bellard | |
71 | 17b0018b | bellard | xorcol = bgcol ^ fgcol; |
72 | 17b0018b | bellard | do {
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73 | 17b0018b | bellard | font_data = font_ptr[0];
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74 | 17b0018b | bellard | glue(vga_draw_glyph_line_, DEPTH)(d, font_data, xorcol, bgcol); |
75 | 17b0018b | bellard | font_ptr += 4;
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76 | 17b0018b | bellard | d += linesize; |
77 | 17b0018b | bellard | } while (--h);
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78 | 17b0018b | bellard | } |
79 | 17b0018b | bellard | |
80 | 17b0018b | bellard | static void glue(vga_draw_glyph16_, DEPTH)(uint8_t *d, int linesize, |
81 | 17b0018b | bellard | const uint8_t *font_ptr, int h, |
82 | 17b0018b | bellard | uint32_t fgcol, uint32_t bgcol) |
83 | 17b0018b | bellard | { |
84 | 17b0018b | bellard | uint32_t font_data, xorcol; |
85 | 17b0018b | bellard | |
86 | 17b0018b | bellard | xorcol = bgcol ^ fgcol; |
87 | 17b0018b | bellard | do {
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88 | 17b0018b | bellard | font_data = font_ptr[0];
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89 | 17b0018b | bellard | glue(vga_draw_glyph_line_, DEPTH)(d, |
90 | 17b0018b | bellard | expand4to8[font_data >> 4],
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91 | 17b0018b | bellard | xorcol, bgcol); |
92 | 17b0018b | bellard | glue(vga_draw_glyph_line_, DEPTH)(d + 8 * BPP,
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93 | 17b0018b | bellard | expand4to8[font_data & 0x0f],
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94 | 17b0018b | bellard | xorcol, bgcol); |
95 | e89f66ec | bellard | font_ptr += 4;
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96 | e89f66ec | bellard | d += linesize; |
97 | e89f66ec | bellard | } while (--h);
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98 | e89f66ec | bellard | } |
99 | e89f66ec | bellard | |
100 | e89f66ec | bellard | static void glue(vga_draw_glyph9_, DEPTH)(uint8_t *d, int linesize, |
101 | e89f66ec | bellard | const uint8_t *font_ptr, int h, |
102 | e89f66ec | bellard | uint32_t fgcol, uint32_t bgcol, int dup9)
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103 | e89f66ec | bellard | { |
104 | e89f66ec | bellard | uint32_t font_data, xorcol, v; |
105 | e89f66ec | bellard | |
106 | e89f66ec | bellard | xorcol = bgcol ^ fgcol; |
107 | e89f66ec | bellard | do {
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108 | e89f66ec | bellard | font_data = font_ptr[0];
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109 | e89f66ec | bellard | /* XXX: unaligned accesses are done */
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110 | e89f66ec | bellard | #if BPP == 1 |
111 | e89f66ec | bellard | ((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol; |
112 | e89f66ec | bellard | v = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol; |
113 | e89f66ec | bellard | ((uint32_t *)d)[3] = v;
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114 | e89f66ec | bellard | if (dup9)
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115 | 39cf7803 | bellard | ((uint8_t *)d)[8] = v >> (24 * (1 - BIG)); |
116 | e89f66ec | bellard | else
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117 | 39cf7803 | bellard | ((uint8_t *)d)[8] = bgcol;
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118 | e89f66ec | bellard | |
119 | e89f66ec | bellard | #elif BPP == 2 |
120 | e89f66ec | bellard | ((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol; |
121 | e89f66ec | bellard | ((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol; |
122 | e89f66ec | bellard | ((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol; |
123 | e89f66ec | bellard | v = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol; |
124 | e89f66ec | bellard | ((uint32_t *)d)[3] = v;
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125 | e89f66ec | bellard | if (dup9)
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126 | 39cf7803 | bellard | ((uint16_t *)d)[8] = v >> (16 * (1 - BIG)); |
127 | e89f66ec | bellard | else
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128 | 39cf7803 | bellard | ((uint16_t *)d)[8] = bgcol;
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129 | e89f66ec | bellard | #else
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130 | eccabc6e | bellard | ((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol; |
131 | eccabc6e | bellard | ((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol; |
132 | eccabc6e | bellard | ((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol; |
133 | eccabc6e | bellard | ((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol; |
134 | eccabc6e | bellard | ((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol; |
135 | eccabc6e | bellard | ((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol; |
136 | eccabc6e | bellard | ((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol; |
137 | eccabc6e | bellard | v = (-((font_data >> 0) & 1) & xorcol) ^ bgcol; |
138 | e89f66ec | bellard | ((uint32_t *)d)[7] = v;
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139 | e89f66ec | bellard | if (dup9)
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140 | 39cf7803 | bellard | ((uint32_t *)d)[8] = v;
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141 | e89f66ec | bellard | else
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142 | 39cf7803 | bellard | ((uint32_t *)d)[8] = bgcol;
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143 | e89f66ec | bellard | #endif
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144 | e89f66ec | bellard | font_ptr += 4;
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145 | e89f66ec | bellard | d += linesize; |
146 | e89f66ec | bellard | } while (--h);
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147 | e89f66ec | bellard | } |
148 | e89f66ec | bellard | |
149 | e89f66ec | bellard | /*
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150 | e89f66ec | bellard | * 4 color mode
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151 | e89f66ec | bellard | */
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152 | e89f66ec | bellard | static void glue(vga_draw_line2_, DEPTH)(VGAState *s1, uint8_t *d, |
153 | e89f66ec | bellard | const uint8_t *s, int width) |
154 | e89f66ec | bellard | { |
155 | e89f66ec | bellard | uint32_t plane_mask, *palette, data, v; |
156 | e89f66ec | bellard | int x;
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157 | e89f66ec | bellard | |
158 | e89f66ec | bellard | palette = s1->last_palette; |
159 | e89f66ec | bellard | plane_mask = mask16[s1->ar[0x12] & 0xf]; |
160 | e89f66ec | bellard | width >>= 3;
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161 | e89f66ec | bellard | for(x = 0; x < width; x++) { |
162 | e89f66ec | bellard | data = ((uint32_t *)s)[0];
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163 | e89f66ec | bellard | data &= plane_mask; |
164 | e89f66ec | bellard | v = expand2[GET_PLANE(data, 0)];
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165 | e89f66ec | bellard | v |= expand2[GET_PLANE(data, 2)] << 2; |
166 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = palette[v >> 12]; |
167 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[1] = palette[(v >> 8) & 0xf]; |
168 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[2] = palette[(v >> 4) & 0xf]; |
169 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[3] = palette[(v >> 0) & 0xf]; |
170 | e89f66ec | bellard | |
171 | e89f66ec | bellard | v = expand2[GET_PLANE(data, 1)];
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172 | e89f66ec | bellard | v |= expand2[GET_PLANE(data, 3)] << 2; |
173 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[4] = palette[v >> 12]; |
174 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[5] = palette[(v >> 8) & 0xf]; |
175 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[6] = palette[(v >> 4) & 0xf]; |
176 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[7] = palette[(v >> 0) & 0xf]; |
177 | e89f66ec | bellard | d += BPP * 8;
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178 | e89f66ec | bellard | s += 4;
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179 | e89f66ec | bellard | } |
180 | e89f66ec | bellard | } |
181 | e89f66ec | bellard | |
182 | 17b0018b | bellard | #if BPP == 1 |
183 | 17b0018b | bellard | #define PUT_PIXEL2(d, n, v) ((uint16_t *)d)[(n)] = (v)
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184 | 17b0018b | bellard | #elif BPP == 2 |
185 | 17b0018b | bellard | #define PUT_PIXEL2(d, n, v) ((uint32_t *)d)[(n)] = (v)
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186 | 17b0018b | bellard | #else
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187 | 17b0018b | bellard | #define PUT_PIXEL2(d, n, v) \
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188 | 17b0018b | bellard | ((uint32_t *)d)[2*(n)] = ((uint32_t *)d)[2*(n)+1] = (v) |
189 | 17b0018b | bellard | #endif
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190 | 17b0018b | bellard | |
191 | 17b0018b | bellard | /*
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192 | 17b0018b | bellard | * 4 color mode, dup2 horizontal
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193 | 17b0018b | bellard | */
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194 | 17b0018b | bellard | static void glue(vga_draw_line2d2_, DEPTH)(VGAState *s1, uint8_t *d, |
195 | 17b0018b | bellard | const uint8_t *s, int width) |
196 | 17b0018b | bellard | { |
197 | 17b0018b | bellard | uint32_t plane_mask, *palette, data, v; |
198 | 17b0018b | bellard | int x;
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199 | 17b0018b | bellard | |
200 | 17b0018b | bellard | palette = s1->last_palette; |
201 | 17b0018b | bellard | plane_mask = mask16[s1->ar[0x12] & 0xf]; |
202 | 17b0018b | bellard | width >>= 3;
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203 | 17b0018b | bellard | for(x = 0; x < width; x++) { |
204 | 17b0018b | bellard | data = ((uint32_t *)s)[0];
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205 | 17b0018b | bellard | data &= plane_mask; |
206 | 17b0018b | bellard | v = expand2[GET_PLANE(data, 0)];
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207 | 17b0018b | bellard | v |= expand2[GET_PLANE(data, 2)] << 2; |
208 | 17b0018b | bellard | PUT_PIXEL2(d, 0, palette[v >> 12]); |
209 | 17b0018b | bellard | PUT_PIXEL2(d, 1, palette[(v >> 8) & 0xf]); |
210 | 17b0018b | bellard | PUT_PIXEL2(d, 2, palette[(v >> 4) & 0xf]); |
211 | 17b0018b | bellard | PUT_PIXEL2(d, 3, palette[(v >> 0) & 0xf]); |
212 | 17b0018b | bellard | |
213 | 17b0018b | bellard | v = expand2[GET_PLANE(data, 1)];
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214 | 17b0018b | bellard | v |= expand2[GET_PLANE(data, 3)] << 2; |
215 | 17b0018b | bellard | PUT_PIXEL2(d, 4, palette[v >> 12]); |
216 | 17b0018b | bellard | PUT_PIXEL2(d, 5, palette[(v >> 8) & 0xf]); |
217 | 17b0018b | bellard | PUT_PIXEL2(d, 6, palette[(v >> 4) & 0xf]); |
218 | 17b0018b | bellard | PUT_PIXEL2(d, 7, palette[(v >> 0) & 0xf]); |
219 | 17b0018b | bellard | d += BPP * 16;
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220 | 17b0018b | bellard | s += 4;
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221 | 17b0018b | bellard | } |
222 | 17b0018b | bellard | } |
223 | 17b0018b | bellard | |
224 | e89f66ec | bellard | /*
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225 | e89f66ec | bellard | * 16 color mode
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226 | e89f66ec | bellard | */
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227 | e89f66ec | bellard | static void glue(vga_draw_line4_, DEPTH)(VGAState *s1, uint8_t *d, |
228 | e89f66ec | bellard | const uint8_t *s, int width) |
229 | e89f66ec | bellard | { |
230 | e89f66ec | bellard | uint32_t plane_mask, data, v, *palette; |
231 | e89f66ec | bellard | int x;
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232 | e89f66ec | bellard | |
233 | e89f66ec | bellard | palette = s1->last_palette; |
234 | e89f66ec | bellard | plane_mask = mask16[s1->ar[0x12] & 0xf]; |
235 | e89f66ec | bellard | width >>= 3;
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236 | e89f66ec | bellard | for(x = 0; x < width; x++) { |
237 | e89f66ec | bellard | data = ((uint32_t *)s)[0];
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238 | e89f66ec | bellard | data &= plane_mask; |
239 | e89f66ec | bellard | v = expand4[GET_PLANE(data, 0)];
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240 | e89f66ec | bellard | v |= expand4[GET_PLANE(data, 1)] << 1; |
241 | e89f66ec | bellard | v |= expand4[GET_PLANE(data, 2)] << 2; |
242 | e89f66ec | bellard | v |= expand4[GET_PLANE(data, 3)] << 3; |
243 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = palette[v >> 28]; |
244 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[1] = palette[(v >> 24) & 0xf]; |
245 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[2] = palette[(v >> 20) & 0xf]; |
246 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[3] = palette[(v >> 16) & 0xf]; |
247 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[4] = palette[(v >> 12) & 0xf]; |
248 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[5] = palette[(v >> 8) & 0xf]; |
249 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[6] = palette[(v >> 4) & 0xf]; |
250 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[7] = palette[(v >> 0) & 0xf]; |
251 | e89f66ec | bellard | d += BPP * 8;
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252 | e89f66ec | bellard | s += 4;
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253 | e89f66ec | bellard | } |
254 | e89f66ec | bellard | } |
255 | e89f66ec | bellard | |
256 | e89f66ec | bellard | /*
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257 | 17b0018b | bellard | * 16 color mode, dup2 horizontal
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258 | 17b0018b | bellard | */
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259 | 17b0018b | bellard | static void glue(vga_draw_line4d2_, DEPTH)(VGAState *s1, uint8_t *d, |
260 | 17b0018b | bellard | const uint8_t *s, int width) |
261 | 17b0018b | bellard | { |
262 | 17b0018b | bellard | uint32_t plane_mask, data, v, *palette; |
263 | 17b0018b | bellard | int x;
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264 | 17b0018b | bellard | |
265 | 17b0018b | bellard | palette = s1->last_palette; |
266 | 17b0018b | bellard | plane_mask = mask16[s1->ar[0x12] & 0xf]; |
267 | 17b0018b | bellard | width >>= 3;
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268 | 17b0018b | bellard | for(x = 0; x < width; x++) { |
269 | 17b0018b | bellard | data = ((uint32_t *)s)[0];
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270 | 17b0018b | bellard | data &= plane_mask; |
271 | 17b0018b | bellard | v = expand4[GET_PLANE(data, 0)];
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272 | 17b0018b | bellard | v |= expand4[GET_PLANE(data, 1)] << 1; |
273 | 17b0018b | bellard | v |= expand4[GET_PLANE(data, 2)] << 2; |
274 | 17b0018b | bellard | v |= expand4[GET_PLANE(data, 3)] << 3; |
275 | 17b0018b | bellard | PUT_PIXEL2(d, 0, palette[v >> 28]); |
276 | 17b0018b | bellard | PUT_PIXEL2(d, 1, palette[(v >> 24) & 0xf]); |
277 | 17b0018b | bellard | PUT_PIXEL2(d, 2, palette[(v >> 20) & 0xf]); |
278 | 17b0018b | bellard | PUT_PIXEL2(d, 3, palette[(v >> 16) & 0xf]); |
279 | 17b0018b | bellard | PUT_PIXEL2(d, 4, palette[(v >> 12) & 0xf]); |
280 | 17b0018b | bellard | PUT_PIXEL2(d, 5, palette[(v >> 8) & 0xf]); |
281 | 17b0018b | bellard | PUT_PIXEL2(d, 6, palette[(v >> 4) & 0xf]); |
282 | 17b0018b | bellard | PUT_PIXEL2(d, 7, palette[(v >> 0) & 0xf]); |
283 | 17b0018b | bellard | d += BPP * 16;
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284 | 17b0018b | bellard | s += 4;
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285 | 17b0018b | bellard | } |
286 | 17b0018b | bellard | } |
287 | 17b0018b | bellard | |
288 | 17b0018b | bellard | /*
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289 | 17b0018b | bellard | * 256 color mode, double pixels
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290 | 17b0018b | bellard | *
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291 | 17b0018b | bellard | * XXX: add plane_mask support (never used in standard VGA modes)
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292 | 17b0018b | bellard | */
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293 | 17b0018b | bellard | static void glue(vga_draw_line8d2_, DEPTH)(VGAState *s1, uint8_t *d, |
294 | 17b0018b | bellard | const uint8_t *s, int width) |
295 | 17b0018b | bellard | { |
296 | 17b0018b | bellard | uint32_t *palette; |
297 | 17b0018b | bellard | int x;
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298 | 17b0018b | bellard | |
299 | 17b0018b | bellard | palette = s1->last_palette; |
300 | 17b0018b | bellard | width >>= 3;
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301 | 17b0018b | bellard | for(x = 0; x < width; x++) { |
302 | 17b0018b | bellard | PUT_PIXEL2(d, 0, palette[s[0]]); |
303 | 17b0018b | bellard | PUT_PIXEL2(d, 1, palette[s[1]]); |
304 | 17b0018b | bellard | PUT_PIXEL2(d, 2, palette[s[2]]); |
305 | 17b0018b | bellard | PUT_PIXEL2(d, 3, palette[s[3]]); |
306 | 17b0018b | bellard | d += BPP * 8;
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307 | 17b0018b | bellard | s += 4;
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308 | 17b0018b | bellard | } |
309 | 17b0018b | bellard | } |
310 | 17b0018b | bellard | |
311 | 17b0018b | bellard | /*
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312 | 17b0018b | bellard | * standard 256 color mode
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313 | e89f66ec | bellard | *
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314 | e89f66ec | bellard | * XXX: add plane_mask support (never used in standard VGA modes)
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315 | e89f66ec | bellard | */
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316 | e89f66ec | bellard | static void glue(vga_draw_line8_, DEPTH)(VGAState *s1, uint8_t *d, |
317 | e89f66ec | bellard | const uint8_t *s, int width) |
318 | e89f66ec | bellard | { |
319 | e89f66ec | bellard | uint32_t *palette; |
320 | e89f66ec | bellard | int x;
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321 | e89f66ec | bellard | |
322 | e89f66ec | bellard | palette = s1->last_palette; |
323 | e89f66ec | bellard | width >>= 3;
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324 | e89f66ec | bellard | for(x = 0; x < width; x++) { |
325 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = palette[s[0]]; |
326 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[1] = palette[s[1]]; |
327 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[2] = palette[s[2]]; |
328 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[3] = palette[s[3]]; |
329 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[4] = palette[s[4]]; |
330 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[5] = palette[s[5]]; |
331 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[6] = palette[s[6]]; |
332 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[7] = palette[s[7]]; |
333 | e89f66ec | bellard | d += BPP * 8;
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334 | e89f66ec | bellard | s += 8;
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335 | e89f66ec | bellard | } |
336 | e89f66ec | bellard | } |
337 | e89f66ec | bellard | |
338 | e89f66ec | bellard | #endif /* DEPTH != 15 */ |
339 | e89f66ec | bellard | |
340 | e89f66ec | bellard | |
341 | e89f66ec | bellard | /* XXX: optimize */
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342 | e89f66ec | bellard | |
343 | e89f66ec | bellard | /*
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344 | e89f66ec | bellard | * 15 bit color
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345 | e89f66ec | bellard | */
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346 | e89f66ec | bellard | static void glue(vga_draw_line15_, DEPTH)(VGAState *s1, uint8_t *d, |
347 | e89f66ec | bellard | const uint8_t *s, int width) |
348 | e89f66ec | bellard | { |
349 | e89f66ec | bellard | #if DEPTH == 15 && !defined(WORDS_BIGENDIAN) |
350 | e89f66ec | bellard | memcpy(d, s, width * 2);
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351 | e89f66ec | bellard | #else
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352 | e89f66ec | bellard | int w;
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353 | e89f66ec | bellard | uint32_t v, r, g, b; |
354 | e89f66ec | bellard | |
355 | e89f66ec | bellard | w = width; |
356 | e89f66ec | bellard | do {
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357 | 61382a50 | bellard | v = lduw_raw((void *)s);
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358 | e89f66ec | bellard | r = (v >> 7) & 0xf8; |
359 | e89f66ec | bellard | g = (v >> 2) & 0xf8; |
360 | e89f66ec | bellard | b = (v << 3) & 0xf8; |
361 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
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362 | e89f66ec | bellard | s += 2;
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363 | e89f66ec | bellard | d += BPP; |
364 | e89f66ec | bellard | } while (--w != 0); |
365 | e89f66ec | bellard | #endif
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366 | e89f66ec | bellard | } |
367 | e89f66ec | bellard | |
368 | e89f66ec | bellard | /*
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369 | e89f66ec | bellard | * 16 bit color
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370 | e89f66ec | bellard | */
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371 | e89f66ec | bellard | static void glue(vga_draw_line16_, DEPTH)(VGAState *s1, uint8_t *d, |
372 | e89f66ec | bellard | const uint8_t *s, int width) |
373 | e89f66ec | bellard | { |
374 | e89f66ec | bellard | #if DEPTH == 16 && !defined(WORDS_BIGENDIAN) |
375 | e89f66ec | bellard | memcpy(d, s, width * 2);
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376 | e89f66ec | bellard | #else
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377 | e89f66ec | bellard | int w;
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378 | e89f66ec | bellard | uint32_t v, r, g, b; |
379 | e89f66ec | bellard | |
380 | e89f66ec | bellard | w = width; |
381 | e89f66ec | bellard | do {
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382 | 61382a50 | bellard | v = lduw_raw((void *)s);
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383 | e89f66ec | bellard | r = (v >> 8) & 0xf8; |
384 | e89f66ec | bellard | g = (v >> 3) & 0xfc; |
385 | e89f66ec | bellard | b = (v << 3) & 0xf8; |
386 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
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387 | e89f66ec | bellard | s += 2;
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388 | e89f66ec | bellard | d += BPP; |
389 | e89f66ec | bellard | } while (--w != 0); |
390 | e89f66ec | bellard | #endif
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391 | e89f66ec | bellard | } |
392 | e89f66ec | bellard | |
393 | e89f66ec | bellard | /*
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394 | 4fa0f5d2 | bellard | * 24 bit color
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395 | 4fa0f5d2 | bellard | */
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396 | 4fa0f5d2 | bellard | static void glue(vga_draw_line24_, DEPTH)(VGAState *s1, uint8_t *d, |
397 | 4fa0f5d2 | bellard | const uint8_t *s, int width) |
398 | 4fa0f5d2 | bellard | { |
399 | 4fa0f5d2 | bellard | int w;
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400 | 4fa0f5d2 | bellard | uint32_t r, g, b; |
401 | 4fa0f5d2 | bellard | |
402 | 4fa0f5d2 | bellard | w = width; |
403 | 4fa0f5d2 | bellard | do {
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404 | 4fa0f5d2 | bellard | b = s[0];
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405 | 4fa0f5d2 | bellard | g = s[1];
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406 | 4fa0f5d2 | bellard | r = s[2];
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407 | 4fa0f5d2 | bellard | ((PIXEL_TYPE *)d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
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408 | 4fa0f5d2 | bellard | s += 3;
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409 | 4fa0f5d2 | bellard | d += BPP; |
410 | 4fa0f5d2 | bellard | } while (--w != 0); |
411 | 4fa0f5d2 | bellard | } |
412 | 4fa0f5d2 | bellard | |
413 | 4fa0f5d2 | bellard | /*
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414 | e89f66ec | bellard | * 32 bit color
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415 | e89f66ec | bellard | */
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416 | e89f66ec | bellard | static void glue(vga_draw_line32_, DEPTH)(VGAState *s1, uint8_t *d, |
417 | e89f66ec | bellard | const uint8_t *s, int width) |
418 | e89f66ec | bellard | { |
419 | e89f66ec | bellard | #if DEPTH == 32 && !defined(WORDS_BIGENDIAN) |
420 | e89f66ec | bellard | memcpy(d, s, width * 4);
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421 | e89f66ec | bellard | #else
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422 | e89f66ec | bellard | int w;
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423 | e89f66ec | bellard | uint32_t r, g, b; |
424 | e89f66ec | bellard | |
425 | e89f66ec | bellard | w = width; |
426 | e89f66ec | bellard | do {
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427 | e89f66ec | bellard | b = s[0];
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428 | e89f66ec | bellard | g = s[1];
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429 | e89f66ec | bellard | r = s[2];
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430 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
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431 | e89f66ec | bellard | s += 4;
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432 | e89f66ec | bellard | d += BPP; |
433 | e89f66ec | bellard | } while (--w != 0); |
434 | e89f66ec | bellard | #endif
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435 | e89f66ec | bellard | } |
436 | e89f66ec | bellard | |
437 | 17b0018b | bellard | #undef PUT_PIXEL2
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438 | e89f66ec | bellard | #undef DEPTH
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439 | e89f66ec | bellard | #undef BPP
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440 | e89f66ec | bellard | #undef PIXEL_TYPE |