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Added Sigma Designs Color 400 emulation. Patch from John Elliott.

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This commit is contained in:
SarahW 2018-11-13 18:53:55 +00:00
commit 4155b283ab
5 changed files with 999 additions and 2 deletions
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16
src/video.c
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@ -37,6 +37,7 @@
#include "vid_ps1_svga.h"
#include "vid_s3.h"
#include "vid_s3_virge.h"
#include "vid_sigma.h"
#include "vid_tandy.h"
#include "vid_tandysl.h"
#include "vid_tgui9440.h"
@ -103,6 +104,7 @@ static VIDEO_CARD video_cards[] =
{"Phoenix S3 Trio64", "px_trio64", &s3_phoenix_trio64_device, GFX_PHOENIX_TRIO64, VIDEO_FLAG_TYPE_SPECIAL, {VIDEO_BUS, 3, 2, 4, 25, 25, 40}},
{"Plantronics ColorPlus", "plantronics", &colorplus_device, GFX_COLORPLUS, VIDEO_FLAG_TYPE_CGA, {VIDEO_ISA, 8, 16, 32, 8, 16, 32}},
{"S3 ViRGE/DX", "virge375", &s3_virge_375_device, GFX_VIRGEDX, VIDEO_FLAG_TYPE_SPECIAL, {VIDEO_BUS, 2, 2, 3, 28, 28, 45}},
{"Sigma Color 400", "sigma400", &sigma_device, GFX_SIGMA400, VIDEO_FLAG_TYPE_CGA, {VIDEO_ISA, 8, 16, 32, 8, 16, 32}},
{"Trident TVGA8900D", "tvga8900d", &tvga8900d_device, GFX_TVGA, VIDEO_FLAG_TYPE_SPECIAL, {VIDEO_ISA, 3, 3, 6, 8, 8, 12}},
{"Tseng ET4000AX", "et4000ax", &et4000_device, GFX_ET4000, VIDEO_FLAG_TYPE_SPECIAL, {VIDEO_ISA, 3, 3, 6, 5, 5, 10}},
{"Trident TGUI9400CXi", "tgui9400cxi", &tgui9400cxi_device, GFX_TGUI9400CXI, VIDEO_FLAG_TYPE_SPECIAL, {VIDEO_BUS, 4, 8, 16, 4, 8, 16}},
@ -891,7 +893,19 @@ void loadfont(char *s, int format)
}
}
break;
case 7: /* Sigma Color 400 */
/* The first 4k of the character ROM holds an 8x8 font */
for (c = 0; c < 256; c++)
{
fread(&fontdat[c][0], 1, 8, f);
fseek(f, 8, SEEK_CUR);
}
/* The second 4k holds an 8x16 font */
for (c = 0; c < 256; c++)
{
fread(&fontdatm[c][0], 1, 16, f);
}
break;
}
fclose(f);
}