root / hw / vga_template.h @ 546fa6ab
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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 | 188d8579 | bellard | ((uint32_t *)d)[1] = (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 | #if BPP == 1 |
110 | 188d8579 | bellard | cpu_to_32wu((uint32_t *)d, (dmask16[(font_data >> 4)] & xorcol) ^ bgcol);
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111 | e89f66ec | bellard | v = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol; |
112 | 188d8579 | bellard | cpu_to_32wu(((uint32_t *)d)+1, v);
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113 | e89f66ec | bellard | if (dup9)
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114 | 39cf7803 | bellard | ((uint8_t *)d)[8] = v >> (24 * (1 - BIG)); |
115 | e89f66ec | bellard | else
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116 | 39cf7803 | bellard | ((uint8_t *)d)[8] = bgcol;
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117 | e89f66ec | bellard | |
118 | e89f66ec | bellard | #elif BPP == 2 |
119 | 188d8579 | bellard | cpu_to_32wu(((uint32_t *)d)+0, (dmask4[(font_data >> 6)] & xorcol) ^ bgcol); |
120 | 188d8579 | bellard | cpu_to_32wu(((uint32_t *)d)+1, (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol); |
121 | 188d8579 | bellard | cpu_to_32wu(((uint32_t *)d)+2, (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol); |
122 | e89f66ec | bellard | v = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol; |
123 | 188d8579 | bellard | cpu_to_32wu(((uint32_t *)d)+3, v);
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124 | e89f66ec | bellard | if (dup9)
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125 | 39cf7803 | bellard | ((uint16_t *)d)[8] = v >> (16 * (1 - BIG)); |
126 | e89f66ec | bellard | else
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127 | 39cf7803 | bellard | ((uint16_t *)d)[8] = bgcol;
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128 | e89f66ec | bellard | #else
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129 | eccabc6e | bellard | ((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol; |
130 | eccabc6e | bellard | ((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol; |
131 | eccabc6e | bellard | ((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol; |
132 | eccabc6e | bellard | ((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol; |
133 | eccabc6e | bellard | ((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol; |
134 | eccabc6e | bellard | ((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol; |
135 | eccabc6e | bellard | ((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol; |
136 | eccabc6e | bellard | v = (-((font_data >> 0) & 1) & xorcol) ^ bgcol; |
137 | e89f66ec | bellard | ((uint32_t *)d)[7] = v;
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138 | e89f66ec | bellard | if (dup9)
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139 | 39cf7803 | bellard | ((uint32_t *)d)[8] = v;
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140 | e89f66ec | bellard | else
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141 | 39cf7803 | bellard | ((uint32_t *)d)[8] = bgcol;
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142 | e89f66ec | bellard | #endif
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143 | e89f66ec | bellard | font_ptr += 4;
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144 | e89f66ec | bellard | d += linesize; |
145 | e89f66ec | bellard | } while (--h);
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146 | e89f66ec | bellard | } |
147 | e89f66ec | bellard | |
148 | e89f66ec | bellard | /*
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149 | e89f66ec | bellard | * 4 color mode
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150 | e89f66ec | bellard | */
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151 | e89f66ec | bellard | static void glue(vga_draw_line2_, DEPTH)(VGAState *s1, uint8_t *d, |
152 | e89f66ec | bellard | const uint8_t *s, int width) |
153 | e89f66ec | bellard | { |
154 | e89f66ec | bellard | uint32_t plane_mask, *palette, data, v; |
155 | e89f66ec | bellard | int x;
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156 | e89f66ec | bellard | |
157 | e89f66ec | bellard | palette = s1->last_palette; |
158 | e89f66ec | bellard | plane_mask = mask16[s1->ar[0x12] & 0xf]; |
159 | e89f66ec | bellard | width >>= 3;
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160 | e89f66ec | bellard | for(x = 0; x < width; x++) { |
161 | e89f66ec | bellard | data = ((uint32_t *)s)[0];
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162 | e89f66ec | bellard | data &= plane_mask; |
163 | e89f66ec | bellard | v = expand2[GET_PLANE(data, 0)];
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164 | e89f66ec | bellard | v |= expand2[GET_PLANE(data, 2)] << 2; |
165 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = palette[v >> 12]; |
166 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[1] = palette[(v >> 8) & 0xf]; |
167 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[2] = palette[(v >> 4) & 0xf]; |
168 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[3] = palette[(v >> 0) & 0xf]; |
169 | e89f66ec | bellard | |
170 | e89f66ec | bellard | v = expand2[GET_PLANE(data, 1)];
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171 | e89f66ec | bellard | v |= expand2[GET_PLANE(data, 3)] << 2; |
172 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[4] = palette[v >> 12]; |
173 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[5] = palette[(v >> 8) & 0xf]; |
174 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[6] = palette[(v >> 4) & 0xf]; |
175 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[7] = palette[(v >> 0) & 0xf]; |
176 | e89f66ec | bellard | d += BPP * 8;
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177 | e89f66ec | bellard | s += 4;
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178 | e89f66ec | bellard | } |
179 | e89f66ec | bellard | } |
180 | e89f66ec | bellard | |
181 | 17b0018b | bellard | #if BPP == 1 |
182 | 17b0018b | bellard | #define PUT_PIXEL2(d, n, v) ((uint16_t *)d)[(n)] = (v)
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183 | 17b0018b | bellard | #elif BPP == 2 |
184 | 17b0018b | bellard | #define PUT_PIXEL2(d, n, v) ((uint32_t *)d)[(n)] = (v)
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185 | 17b0018b | bellard | #else
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186 | 17b0018b | bellard | #define PUT_PIXEL2(d, n, v) \
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187 | 17b0018b | bellard | ((uint32_t *)d)[2*(n)] = ((uint32_t *)d)[2*(n)+1] = (v) |
188 | 17b0018b | bellard | #endif
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189 | 17b0018b | bellard | |
190 | 17b0018b | bellard | /*
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191 | 17b0018b | bellard | * 4 color mode, dup2 horizontal
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192 | 17b0018b | bellard | */
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193 | 17b0018b | bellard | static void glue(vga_draw_line2d2_, DEPTH)(VGAState *s1, uint8_t *d, |
194 | 17b0018b | bellard | const uint8_t *s, int width) |
195 | 17b0018b | bellard | { |
196 | 17b0018b | bellard | uint32_t plane_mask, *palette, data, v; |
197 | 17b0018b | bellard | int x;
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198 | 17b0018b | bellard | |
199 | 17b0018b | bellard | palette = s1->last_palette; |
200 | 17b0018b | bellard | plane_mask = mask16[s1->ar[0x12] & 0xf]; |
201 | 17b0018b | bellard | width >>= 3;
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202 | 17b0018b | bellard | for(x = 0; x < width; x++) { |
203 | 17b0018b | bellard | data = ((uint32_t *)s)[0];
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204 | 17b0018b | bellard | data &= plane_mask; |
205 | 17b0018b | bellard | v = expand2[GET_PLANE(data, 0)];
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206 | 17b0018b | bellard | v |= expand2[GET_PLANE(data, 2)] << 2; |
207 | 17b0018b | bellard | PUT_PIXEL2(d, 0, palette[v >> 12]); |
208 | 17b0018b | bellard | PUT_PIXEL2(d, 1, palette[(v >> 8) & 0xf]); |
209 | 17b0018b | bellard | PUT_PIXEL2(d, 2, palette[(v >> 4) & 0xf]); |
210 | 17b0018b | bellard | PUT_PIXEL2(d, 3, palette[(v >> 0) & 0xf]); |
211 | 17b0018b | bellard | |
212 | 17b0018b | bellard | v = expand2[GET_PLANE(data, 1)];
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213 | 17b0018b | bellard | v |= expand2[GET_PLANE(data, 3)] << 2; |
214 | 17b0018b | bellard | PUT_PIXEL2(d, 4, palette[v >> 12]); |
215 | 17b0018b | bellard | PUT_PIXEL2(d, 5, palette[(v >> 8) & 0xf]); |
216 | 17b0018b | bellard | PUT_PIXEL2(d, 6, palette[(v >> 4) & 0xf]); |
217 | 17b0018b | bellard | PUT_PIXEL2(d, 7, palette[(v >> 0) & 0xf]); |
218 | 17b0018b | bellard | d += BPP * 16;
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219 | 17b0018b | bellard | s += 4;
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220 | 17b0018b | bellard | } |
221 | 17b0018b | bellard | } |
222 | 17b0018b | bellard | |
223 | e89f66ec | bellard | /*
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224 | e89f66ec | bellard | * 16 color mode
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225 | e89f66ec | bellard | */
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226 | e89f66ec | bellard | static void glue(vga_draw_line4_, DEPTH)(VGAState *s1, uint8_t *d, |
227 | e89f66ec | bellard | const uint8_t *s, int width) |
228 | e89f66ec | bellard | { |
229 | e89f66ec | bellard | uint32_t plane_mask, data, v, *palette; |
230 | e89f66ec | bellard | int x;
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231 | e89f66ec | bellard | |
232 | e89f66ec | bellard | palette = s1->last_palette; |
233 | e89f66ec | bellard | plane_mask = mask16[s1->ar[0x12] & 0xf]; |
234 | e89f66ec | bellard | width >>= 3;
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235 | e89f66ec | bellard | for(x = 0; x < width; x++) { |
236 | e89f66ec | bellard | data = ((uint32_t *)s)[0];
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237 | e89f66ec | bellard | data &= plane_mask; |
238 | e89f66ec | bellard | v = expand4[GET_PLANE(data, 0)];
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239 | e89f66ec | bellard | v |= expand4[GET_PLANE(data, 1)] << 1; |
240 | e89f66ec | bellard | v |= expand4[GET_PLANE(data, 2)] << 2; |
241 | e89f66ec | bellard | v |= expand4[GET_PLANE(data, 3)] << 3; |
242 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = palette[v >> 28]; |
243 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[1] = palette[(v >> 24) & 0xf]; |
244 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[2] = palette[(v >> 20) & 0xf]; |
245 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[3] = palette[(v >> 16) & 0xf]; |
246 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[4] = palette[(v >> 12) & 0xf]; |
247 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[5] = palette[(v >> 8) & 0xf]; |
248 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[6] = palette[(v >> 4) & 0xf]; |
249 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[7] = palette[(v >> 0) & 0xf]; |
250 | e89f66ec | bellard | d += BPP * 8;
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251 | e89f66ec | bellard | s += 4;
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252 | e89f66ec | bellard | } |
253 | e89f66ec | bellard | } |
254 | e89f66ec | bellard | |
255 | e89f66ec | bellard | /*
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256 | 17b0018b | bellard | * 16 color mode, dup2 horizontal
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257 | 17b0018b | bellard | */
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258 | 17b0018b | bellard | static void glue(vga_draw_line4d2_, DEPTH)(VGAState *s1, uint8_t *d, |
259 | 17b0018b | bellard | const uint8_t *s, int width) |
260 | 17b0018b | bellard | { |
261 | 17b0018b | bellard | uint32_t plane_mask, data, v, *palette; |
262 | 17b0018b | bellard | int x;
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263 | 17b0018b | bellard | |
264 | 17b0018b | bellard | palette = s1->last_palette; |
265 | 17b0018b | bellard | plane_mask = mask16[s1->ar[0x12] & 0xf]; |
266 | 17b0018b | bellard | width >>= 3;
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267 | 17b0018b | bellard | for(x = 0; x < width; x++) { |
268 | 17b0018b | bellard | data = ((uint32_t *)s)[0];
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269 | 17b0018b | bellard | data &= plane_mask; |
270 | 17b0018b | bellard | v = expand4[GET_PLANE(data, 0)];
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271 | 17b0018b | bellard | v |= expand4[GET_PLANE(data, 1)] << 1; |
272 | 17b0018b | bellard | v |= expand4[GET_PLANE(data, 2)] << 2; |
273 | 17b0018b | bellard | v |= expand4[GET_PLANE(data, 3)] << 3; |
274 | 17b0018b | bellard | PUT_PIXEL2(d, 0, palette[v >> 28]); |
275 | 17b0018b | bellard | PUT_PIXEL2(d, 1, palette[(v >> 24) & 0xf]); |
276 | 17b0018b | bellard | PUT_PIXEL2(d, 2, palette[(v >> 20) & 0xf]); |
277 | 17b0018b | bellard | PUT_PIXEL2(d, 3, palette[(v >> 16) & 0xf]); |
278 | 17b0018b | bellard | PUT_PIXEL2(d, 4, palette[(v >> 12) & 0xf]); |
279 | 17b0018b | bellard | PUT_PIXEL2(d, 5, palette[(v >> 8) & 0xf]); |
280 | 17b0018b | bellard | PUT_PIXEL2(d, 6, palette[(v >> 4) & 0xf]); |
281 | 17b0018b | bellard | PUT_PIXEL2(d, 7, palette[(v >> 0) & 0xf]); |
282 | 17b0018b | bellard | d += BPP * 16;
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283 | 17b0018b | bellard | s += 4;
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284 | 17b0018b | bellard | } |
285 | 17b0018b | bellard | } |
286 | 17b0018b | bellard | |
287 | 17b0018b | bellard | /*
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288 | 17b0018b | bellard | * 256 color mode, double pixels
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289 | 17b0018b | bellard | *
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290 | 17b0018b | bellard | * XXX: add plane_mask support (never used in standard VGA modes)
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291 | 17b0018b | bellard | */
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292 | 17b0018b | bellard | static void glue(vga_draw_line8d2_, DEPTH)(VGAState *s1, uint8_t *d, |
293 | 17b0018b | bellard | const uint8_t *s, int width) |
294 | 17b0018b | bellard | { |
295 | 17b0018b | bellard | uint32_t *palette; |
296 | 17b0018b | bellard | int x;
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297 | 17b0018b | bellard | |
298 | 17b0018b | bellard | palette = s1->last_palette; |
299 | 17b0018b | bellard | width >>= 3;
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300 | 17b0018b | bellard | for(x = 0; x < width; x++) { |
301 | 17b0018b | bellard | PUT_PIXEL2(d, 0, palette[s[0]]); |
302 | 17b0018b | bellard | PUT_PIXEL2(d, 1, palette[s[1]]); |
303 | 17b0018b | bellard | PUT_PIXEL2(d, 2, palette[s[2]]); |
304 | 17b0018b | bellard | PUT_PIXEL2(d, 3, palette[s[3]]); |
305 | 17b0018b | bellard | d += BPP * 8;
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306 | 17b0018b | bellard | s += 4;
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307 | 17b0018b | bellard | } |
308 | 17b0018b | bellard | } |
309 | 17b0018b | bellard | |
310 | 17b0018b | bellard | /*
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311 | 17b0018b | bellard | * standard 256 color mode
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312 | e89f66ec | bellard | *
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313 | e89f66ec | bellard | * XXX: add plane_mask support (never used in standard VGA modes)
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314 | e89f66ec | bellard | */
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315 | e89f66ec | bellard | static void glue(vga_draw_line8_, DEPTH)(VGAState *s1, uint8_t *d, |
316 | e89f66ec | bellard | const uint8_t *s, int width) |
317 | e89f66ec | bellard | { |
318 | e89f66ec | bellard | uint32_t *palette; |
319 | e89f66ec | bellard | int x;
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320 | e89f66ec | bellard | |
321 | e89f66ec | bellard | palette = s1->last_palette; |
322 | e89f66ec | bellard | width >>= 3;
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323 | e89f66ec | bellard | for(x = 0; x < width; x++) { |
324 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = palette[s[0]]; |
325 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[1] = palette[s[1]]; |
326 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[2] = palette[s[2]]; |
327 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[3] = palette[s[3]]; |
328 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[4] = palette[s[4]]; |
329 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[5] = palette[s[5]]; |
330 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[6] = palette[s[6]]; |
331 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[7] = palette[s[7]]; |
332 | e89f66ec | bellard | d += BPP * 8;
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333 | e89f66ec | bellard | s += 8;
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334 | e89f66ec | bellard | } |
335 | e89f66ec | bellard | } |
336 | e89f66ec | bellard | |
337 | e89f66ec | bellard | #endif /* DEPTH != 15 */ |
338 | e89f66ec | bellard | |
339 | e89f66ec | bellard | |
340 | e89f66ec | bellard | /* XXX: optimize */
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341 | e89f66ec | bellard | |
342 | e89f66ec | bellard | /*
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343 | e89f66ec | bellard | * 15 bit color
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344 | e89f66ec | bellard | */
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345 | e89f66ec | bellard | static void glue(vga_draw_line15_, DEPTH)(VGAState *s1, uint8_t *d, |
346 | e89f66ec | bellard | const uint8_t *s, int width) |
347 | e89f66ec | bellard | { |
348 | 53c862a8 | bellard | #if DEPTH == 15 && defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN) |
349 | e89f66ec | bellard | memcpy(d, s, width * 2);
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350 | e89f66ec | bellard | #else
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351 | e89f66ec | bellard | int w;
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352 | e89f66ec | bellard | uint32_t v, r, g, b; |
353 | e89f66ec | bellard | |
354 | e89f66ec | bellard | w = width; |
355 | e89f66ec | bellard | do {
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356 | 61382a50 | bellard | v = lduw_raw((void *)s);
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357 | e89f66ec | bellard | r = (v >> 7) & 0xf8; |
358 | e89f66ec | bellard | g = (v >> 2) & 0xf8; |
359 | e89f66ec | bellard | b = (v << 3) & 0xf8; |
360 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
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361 | e89f66ec | bellard | s += 2;
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362 | e89f66ec | bellard | d += BPP; |
363 | e89f66ec | bellard | } while (--w != 0); |
364 | e89f66ec | bellard | #endif
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365 | e89f66ec | bellard | } |
366 | e89f66ec | bellard | |
367 | e89f66ec | bellard | /*
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368 | e89f66ec | bellard | * 16 bit color
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369 | e89f66ec | bellard | */
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370 | e89f66ec | bellard | static void glue(vga_draw_line16_, DEPTH)(VGAState *s1, uint8_t *d, |
371 | e89f66ec | bellard | const uint8_t *s, int width) |
372 | e89f66ec | bellard | { |
373 | 53c862a8 | bellard | #if DEPTH == 16 && defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN) |
374 | e89f66ec | bellard | memcpy(d, s, width * 2);
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375 | e89f66ec | bellard | #else
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376 | e89f66ec | bellard | int w;
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377 | e89f66ec | bellard | uint32_t v, r, g, b; |
378 | e89f66ec | bellard | |
379 | e89f66ec | bellard | w = width; |
380 | e89f66ec | bellard | do {
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381 | 61382a50 | bellard | v = lduw_raw((void *)s);
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382 | e89f66ec | bellard | r = (v >> 8) & 0xf8; |
383 | e89f66ec | bellard | g = (v >> 3) & 0xfc; |
384 | e89f66ec | bellard | b = (v << 3) & 0xf8; |
385 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
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386 | e89f66ec | bellard | s += 2;
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387 | e89f66ec | bellard | d += BPP; |
388 | e89f66ec | bellard | } while (--w != 0); |
389 | e89f66ec | bellard | #endif
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390 | e89f66ec | bellard | } |
391 | e89f66ec | bellard | |
392 | e89f66ec | bellard | /*
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393 | 4fa0f5d2 | bellard | * 24 bit color
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394 | 4fa0f5d2 | bellard | */
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395 | 4fa0f5d2 | bellard | static void glue(vga_draw_line24_, DEPTH)(VGAState *s1, uint8_t *d, |
396 | 4fa0f5d2 | bellard | const uint8_t *s, int width) |
397 | 4fa0f5d2 | bellard | { |
398 | 4fa0f5d2 | bellard | int w;
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399 | 4fa0f5d2 | bellard | uint32_t r, g, b; |
400 | 4fa0f5d2 | bellard | |
401 | 4fa0f5d2 | bellard | w = width; |
402 | 4fa0f5d2 | bellard | do {
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403 | 53c862a8 | bellard | #if defined(TARGET_WORDS_BIGENDIAN)
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404 | 53c862a8 | bellard | r = s[0];
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405 | 53c862a8 | bellard | g = s[1];
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406 | 53c862a8 | bellard | b = s[2];
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407 | 53c862a8 | bellard | #else
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408 | 4fa0f5d2 | bellard | b = s[0];
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409 | 4fa0f5d2 | bellard | g = s[1];
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410 | 4fa0f5d2 | bellard | r = s[2];
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411 | 53c862a8 | bellard | #endif
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412 | 4fa0f5d2 | bellard | ((PIXEL_TYPE *)d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
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413 | 4fa0f5d2 | bellard | s += 3;
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414 | 4fa0f5d2 | bellard | d += BPP; |
415 | 4fa0f5d2 | bellard | } while (--w != 0); |
416 | 4fa0f5d2 | bellard | } |
417 | 4fa0f5d2 | bellard | |
418 | 4fa0f5d2 | bellard | /*
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419 | e89f66ec | bellard | * 32 bit color
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420 | e89f66ec | bellard | */
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421 | e89f66ec | bellard | static void glue(vga_draw_line32_, DEPTH)(VGAState *s1, uint8_t *d, |
422 | e89f66ec | bellard | const uint8_t *s, int width) |
423 | e89f66ec | bellard | { |
424 | 53c862a8 | bellard | #if DEPTH == 32 && defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN) |
425 | e89f66ec | bellard | memcpy(d, s, width * 4);
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426 | e89f66ec | bellard | #else
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427 | e89f66ec | bellard | int w;
|
428 | e89f66ec | bellard | uint32_t r, g, b; |
429 | e89f66ec | bellard | |
430 | e89f66ec | bellard | w = width; |
431 | e89f66ec | bellard | do {
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432 | 53c862a8 | bellard | #if defined(TARGET_WORDS_BIGENDIAN)
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433 | 53c862a8 | bellard | r = s[1];
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434 | 53c862a8 | bellard | g = s[2];
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435 | 53c862a8 | bellard | b = s[3];
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436 | 53c862a8 | bellard | #else
|
437 | e89f66ec | bellard | b = s[0];
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438 | e89f66ec | bellard | g = s[1];
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439 | e89f66ec | bellard | r = s[2];
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440 | 53c862a8 | bellard | #endif
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441 | e89f66ec | bellard | ((PIXEL_TYPE *)d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
|
442 | e89f66ec | bellard | s += 4;
|
443 | e89f66ec | bellard | d += BPP; |
444 | e89f66ec | bellard | } while (--w != 0); |
445 | e89f66ec | bellard | #endif
|
446 | e89f66ec | bellard | } |
447 | e89f66ec | bellard | |
448 | a8aa669b | bellard | #if DEPTH != 15 |
449 | a8aa669b | bellard | void glue(vga_draw_cursor_line_, DEPTH)(uint8_t *d1,
|
450 | a8aa669b | bellard | const uint8_t *src1,
|
451 | a8aa669b | bellard | int poffset, int w, |
452 | a8aa669b | bellard | unsigned int color0, |
453 | a8aa669b | bellard | unsigned int color1, |
454 | a8aa669b | bellard | unsigned int color_xor) |
455 | a8aa669b | bellard | { |
456 | a8aa669b | bellard | const uint8_t *plane0, *plane1;
|
457 | a8aa669b | bellard | int x, b0, b1;
|
458 | a8aa669b | bellard | uint8_t *d; |
459 | a8aa669b | bellard | |
460 | a8aa669b | bellard | d = d1; |
461 | a8aa669b | bellard | plane0 = src1; |
462 | a8aa669b | bellard | plane1 = src1 + poffset; |
463 | a8aa669b | bellard | for(x = 0; x < w; x++) { |
464 | a8aa669b | bellard | b0 = (plane0[x >> 3] >> (7 - (x & 7))) & 1; |
465 | a8aa669b | bellard | b1 = (plane1[x >> 3] >> (7 - (x & 7))) & 1; |
466 | a8aa669b | bellard | #if DEPTH == 8 |
467 | a8aa669b | bellard | switch(b0 | (b1 << 1)) { |
468 | a8aa669b | bellard | case 0: |
469 | a8aa669b | bellard | break;
|
470 | a8aa669b | bellard | case 1: |
471 | a8aa669b | bellard | d[0] ^= color_xor;
|
472 | a8aa669b | bellard | break;
|
473 | a8aa669b | bellard | case 2: |
474 | a8aa669b | bellard | d[0] = color0;
|
475 | a8aa669b | bellard | break;
|
476 | a8aa669b | bellard | case 3: |
477 | a8aa669b | bellard | d[0] = color1;
|
478 | a8aa669b | bellard | break;
|
479 | a8aa669b | bellard | } |
480 | a8aa669b | bellard | #elif DEPTH == 16 |
481 | a8aa669b | bellard | switch(b0 | (b1 << 1)) { |
482 | a8aa669b | bellard | case 0: |
483 | a8aa669b | bellard | break;
|
484 | a8aa669b | bellard | case 1: |
485 | a8aa669b | bellard | ((uint16_t *)d)[0] ^= color_xor;
|
486 | a8aa669b | bellard | break;
|
487 | a8aa669b | bellard | case 2: |
488 | a8aa669b | bellard | ((uint16_t *)d)[0] = color0;
|
489 | a8aa669b | bellard | break;
|
490 | a8aa669b | bellard | case 3: |
491 | a8aa669b | bellard | ((uint16_t *)d)[0] = color1;
|
492 | a8aa669b | bellard | break;
|
493 | a8aa669b | bellard | } |
494 | a8aa669b | bellard | #elif DEPTH == 32 |
495 | a8aa669b | bellard | switch(b0 | (b1 << 1)) { |
496 | a8aa669b | bellard | case 0: |
497 | a8aa669b | bellard | break;
|
498 | a8aa669b | bellard | case 1: |
499 | a8aa669b | bellard | ((uint32_t *)d)[0] ^= color_xor;
|
500 | a8aa669b | bellard | break;
|
501 | a8aa669b | bellard | case 2: |
502 | a8aa669b | bellard | ((uint32_t *)d)[0] = color0;
|
503 | a8aa669b | bellard | break;
|
504 | a8aa669b | bellard | case 3: |
505 | a8aa669b | bellard | ((uint32_t *)d)[0] = color1;
|
506 | a8aa669b | bellard | break;
|
507 | a8aa669b | bellard | } |
508 | a8aa669b | bellard | #else
|
509 | a8aa669b | bellard | #error unsupported depth
|
510 | a8aa669b | bellard | #endif
|
511 | 1cc98a5f | bellard | d += BPP; |
512 | a8aa669b | bellard | } |
513 | a8aa669b | bellard | } |
514 | a8aa669b | bellard | #endif
|
515 | a8aa669b | bellard | |
516 | 17b0018b | bellard | #undef PUT_PIXEL2
|
517 | e89f66ec | bellard | #undef DEPTH
|
518 | e89f66ec | bellard | #undef BPP
|
519 | e89f66ec | bellard | #undef PIXEL_TYPE |