Revision 17b0018b hw/vga_template.h
| b/hw/vga_template.h | ||
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| 37 | 37 |
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| 38 | 38 |
#if DEPTH != 15 |
| 39 | 39 |
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static void glue(vga_draw_glyph8_, DEPTH)(uint8_t *d, int linesize, |
|
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const uint8_t *font_ptr, int h, |
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uint32_t fgcol, uint32_t bgcol) |
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static inline void glue(vga_draw_glyph_line_, DEPTH)(uint8_t *d, |
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uint32_t font_data, |
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uint32_t xorcol, |
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uint32_t bgcol) |
|
| 43 | 44 |
{
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uint32_t font_data, xorcol; |
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|
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xorcol = bgcol ^ fgcol; |
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do {
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font_data = font_ptr[0]; |
|
| 49 | 45 |
#if BPP == 1 |
| 50 | 46 |
((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol; |
| 51 | 47 |
((uint32_t *)d)[3] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol; |
| ... | ... | |
| 64 | 60 |
((uint32_t *)d)[6] = ((-(font_data >> 1) & 1) & xorcol) ^ bgcol; |
| 65 | 61 |
((uint32_t *)d)[7] = ((-(font_data >> 0) & 1) & xorcol) ^ bgcol; |
| 66 | 62 |
#endif |
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} |
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|
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static void glue(vga_draw_glyph8_, DEPTH)(uint8_t *d, int linesize, |
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const uint8_t *font_ptr, int h, |
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uint32_t fgcol, uint32_t bgcol) |
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{
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uint32_t font_data, xorcol; |
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xorcol = bgcol ^ fgcol; |
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do {
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font_data = font_ptr[0]; |
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glue(vga_draw_glyph_line_, DEPTH)(d, font_data, xorcol, bgcol); |
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font_ptr += 4; |
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d += linesize; |
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} while (--h); |
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} |
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|
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static void glue(vga_draw_glyph16_, DEPTH)(uint8_t *d, int linesize, |
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const uint8_t *font_ptr, int h, |
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uint32_t fgcol, uint32_t bgcol) |
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{
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uint32_t font_data, xorcol; |
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xorcol = bgcol ^ fgcol; |
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do {
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font_data = font_ptr[0]; |
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glue(vga_draw_glyph_line_, DEPTH)(d, |
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expand4to8[font_data >> 4], |
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xorcol, bgcol); |
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glue(vga_draw_glyph_line_, DEPTH)(d + 8 * BPP, |
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expand4to8[font_data & 0x0f], |
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xorcol, bgcol); |
|
| 67 | 95 |
font_ptr += 4; |
| 68 | 96 |
d += linesize; |
| 69 | 97 |
} while (--h); |
| ... | ... | |
| 151 | 179 |
} |
| 152 | 180 |
} |
| 153 | 181 |
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#if BPP == 1 |
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#define PUT_PIXEL2(d, n, v) ((uint16_t *)d)[(n)] = (v) |
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#elif BPP == 2 |
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#define PUT_PIXEL2(d, n, v) ((uint32_t *)d)[(n)] = (v) |
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#else |
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#define PUT_PIXEL2(d, n, v) \ |
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((uint32_t *)d)[2*(n)] = ((uint32_t *)d)[2*(n)+1] = (v) |
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#endif |
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/* |
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* 4 color mode, dup2 horizontal |
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*/ |
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static void glue(vga_draw_line2d2_, DEPTH)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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uint32_t plane_mask, *palette, data, v; |
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int x; |
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palette = s1->last_palette; |
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plane_mask = mask16[s1->ar[0x12] & 0xf]; |
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width >>= 3; |
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for(x = 0; x < width; x++) {
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data = ((uint32_t *)s)[0]; |
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data &= plane_mask; |
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v = expand2[GET_PLANE(data, 0)]; |
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v |= expand2[GET_PLANE(data, 2)] << 2; |
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PUT_PIXEL2(d, 0, palette[v >> 12]); |
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PUT_PIXEL2(d, 1, palette[(v >> 8) & 0xf]); |
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PUT_PIXEL2(d, 2, palette[(v >> 4) & 0xf]); |
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PUT_PIXEL2(d, 3, palette[(v >> 0) & 0xf]); |
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v = expand2[GET_PLANE(data, 1)]; |
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v |= expand2[GET_PLANE(data, 3)] << 2; |
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PUT_PIXEL2(d, 4, palette[v >> 12]); |
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PUT_PIXEL2(d, 5, palette[(v >> 8) & 0xf]); |
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PUT_PIXEL2(d, 6, palette[(v >> 4) & 0xf]); |
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PUT_PIXEL2(d, 7, palette[(v >> 0) & 0xf]); |
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d += BPP * 16; |
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s += 4; |
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} |
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} |
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|
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| 154 | 224 |
/* |
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* 16 color mode |
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*/ |
| ... | ... | |
| 184 | 254 |
} |
| 185 | 255 |
|
| 186 | 256 |
/* |
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* 256 color mode |
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* 16 color mode, dup2 horizontal |
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*/ |
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static void glue(vga_draw_line4d2_, DEPTH)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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uint32_t plane_mask, data, v, *palette; |
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int x; |
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palette = s1->last_palette; |
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plane_mask = mask16[s1->ar[0x12] & 0xf]; |
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width >>= 3; |
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for(x = 0; x < width; x++) {
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data = ((uint32_t *)s)[0]; |
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data &= plane_mask; |
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v = expand4[GET_PLANE(data, 0)]; |
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v |= expand4[GET_PLANE(data, 1)] << 1; |
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v |= expand4[GET_PLANE(data, 2)] << 2; |
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v |= expand4[GET_PLANE(data, 3)] << 3; |
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PUT_PIXEL2(d, 0, palette[v >> 28]); |
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PUT_PIXEL2(d, 1, palette[(v >> 24) & 0xf]); |
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PUT_PIXEL2(d, 2, palette[(v >> 20) & 0xf]); |
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PUT_PIXEL2(d, 3, palette[(v >> 16) & 0xf]); |
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PUT_PIXEL2(d, 4, palette[(v >> 12) & 0xf]); |
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PUT_PIXEL2(d, 5, palette[(v >> 8) & 0xf]); |
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PUT_PIXEL2(d, 6, palette[(v >> 4) & 0xf]); |
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PUT_PIXEL2(d, 7, palette[(v >> 0) & 0xf]); |
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d += BPP * 16; |
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s += 4; |
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} |
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} |
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|
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/* |
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* 256 color mode, double pixels |
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* |
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* XXX: add plane_mask support (never used in standard VGA modes) |
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*/ |
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static void glue(vga_draw_line8d2_, DEPTH)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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uint32_t *palette; |
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int x; |
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palette = s1->last_palette; |
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width >>= 3; |
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for(x = 0; x < width; x++) {
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PUT_PIXEL2(d, 0, palette[s[0]]); |
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PUT_PIXEL2(d, 1, palette[s[1]]); |
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PUT_PIXEL2(d, 2, palette[s[2]]); |
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PUT_PIXEL2(d, 3, palette[s[3]]); |
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d += BPP * 8; |
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s += 4; |
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} |
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} |
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|
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/* |
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* standard 256 color mode |
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* |
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* XXX: add plane_mask support (never used in standard VGA modes) |
| 190 | 315 |
*/ |
| ... | ... | |
| 289 | 414 |
#endif |
| 290 | 415 |
} |
| 291 | 416 |
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#undef PUT_PIXEL2 |
|
| 292 | 418 |
#undef DEPTH |
| 293 | 419 |
#undef BPP |
| 294 | 420 |
#undef PIXEL_TYPE |
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