{"id":125,"date":"2009-11-05T23:25:10","date_gmt":"2009-11-05T15:25:10","guid":{"rendered":"http:\/\/hgc43160.chinaw3.com\/?p=125"},"modified":"2009-11-05T23:26:45","modified_gmt":"2009-11-05T15:26:45","slug":"%e6%80%8e%e6%a0%b7%e5%9c%a8dos%e5%b9%b3%e5%8f%b0%e4%b8%8b%e7%bd%ae%e5%8f%96%e8%b0%83%e8%89%b2%e6%9d%bf","status":"publish","type":"post","link":"http:\/\/www.hyzgame.com\/?p=125","title":{"rendered":"\u600e\u6837\u5728DOS\u5e73\u53f0\u4e0b\u7f6e\u53d6\u8c03\u8272\u677f"},"content":{"rendered":"

\u8bf4\u5b9e\u8bdd\uff0c\u5728DOS\u5e73\u53f0\u4e0b\u7f6e\u53d6\u8c03\u8272\u677f\u53ef\u8981\u6bd4\u5728Windows\u5e73\u53f0\u4e0b\u7b80\u5355\u591a\u4e86\uff0c\u800c\u4e14\u7f6e\u4e86\u4e4b\u540e\u51b3\u5bf9\u6b63\u786e\uff0c\u4e0d\u4f1a\u51fa\u73b0\u8c61DirectDraw\u90a3\u6837\u7f6e\u4e86\u8fd8\u672a\u5fc5\u8d77\u4f5c\u7528\u7684\u60c5\u51b5\u3002<\/span><\/p>\n

\u597d\u4e86\uff0c\u8a00\u5f52\u6b63\u4f20\uff0c\u6211\u6765\u8be6\u7ec6\u8bb2\u8ff0\u4e00\u4e0b\u7f6e\u8c03\u8272\u677f\u7684\u529e\u6cd5\u3002\u5bf9\u4e8e\u8bfb\u8c03\u8272\u677f\u5c31\u4e0d\u518d\u4ecb\u7ecd\u4e86\uff0c\u56e0\u4e3a\u6bcf\u4e00\u4e2a\u4f18\u79c0\u7684C\/C++\u7a0b\u5e8f\u5458\u90fd\u4e0d\u4f1a\u7b28\u5230\u53bb\u8bfb\u53d6\u8c03\u8272\u677f\u3002\u8c03\u8272\u677f\u662f\u4ec0\u4e48\u6837\u7684\uff0c\u968f\u65f6\u90fd\u638c\u63e1\u5728\u4ed6\u4eec\u7684\u7a0b\u5e8f\u4e2d\uff0c\u8981\u4ec0\u4e48\u8c03\u8272\u677f\u5c31\u8bbe\u7f6e\u6210\u4ec0\u4e48\u6837\u7684\uff0c\u4ece\u6765\u4e0d\u53bb\u8bfb\u8c03\u8272\u677f\u3002<\/span><\/p>\n

\u5047\u8bbe\u6211\u4eec\u5bf9\u8c03\u8272\u677f\u7684\u5b9a\u4e49\u5982\u4e0b\uff1a<\/span><\/p>\n

uvar8 Palette[256][3];<\/span><\/p>\n

uvar8\u8868\u793a8\u4f4d\u65e0\u7b26\u53f7\u53d8\u91cf\uff0c\u8868\u793a\u8303\u56f4\u662f0-255\u3002Palette\u53d8\u91cf\u4e2d\u6709256\u79cd\u989c\u8272\uff0c\u4ee5Palette[\u989c\u8272\u53f7]\u6765\u8868\u793a\u3002\u6bcf\u4e2a\u989c\u8272\u4e2d\u5747\u4fdd\u5b58\u7ea2\u3001 \u7eff\u3001\u84dd\u4e09\u539f\u8272\u7684\u503c\u3002Palette[0][0]\u5c31\u8868\u793a\u7b2c0\u79cd\u989c\u8272\u7684\u7ea2\u8272\u503c\uff0c\u540c\u6837Palette[0][1]\u5c31\u8868\u793a\u7b2c0\u79cd\u989c\u8272\u7684\u7eff\u8272\u503c\u3002<\/span><\/p>\n

\u5728DOS\u5e73\u53f0\u4e0b\uff0c\u8bbe\u7f6e\u8c03\u8272\u677f\u7684\u529e\u6cd5\u662f\u591a\u79cd\u591a\u6837\u7684\uff0c\u4ee5\u4e0b\u6211\u5c06\u9010\u4e00\u4ecb\u7ecd\uff1a<\/span><\/p>\n

\n

\u65b9\u6cd5\u4e00\uff1a16\u4f4dDOS\u5e73\u53f0\u4e0b\uff0c\u8c03\u7528\u4e2d\u65ad\u8fdb\u884c\u8bbe\u7f6e<\/span><\/p>\n

\n

\n\n\n\n
\u7531\u4e8e16\u4f4dDOS\u5e73\u53f0\u4e0b\uff0c\u4e3b\u6d41\u7f16\u7a0b\u5de5\u5177Borland C\/C++\u4e0eTurbo C\/C++\u53ea\u652f\u630116\u8272\uff0c\u6240\u4ee5\u663e\u5f97\u5f88\u65e0\u7528\u3002\u6240\u4ee5\u6211\u4eec\u53ea\u597d\u81ea\u5df1\u8c03\u7528\u4e2d\u65ad\u8fdb\u884c\u8bbe\u7f6e\u4e86\uff0c\u6e90\u7a0b\u5e8f\u5982\u4e0b\uff1avoid SetPalette(uvar8 pal[256][3])
\n{
\nunion REGS r;
\nstruct SREGS s;
\nr.h.ah=0x10;
\nr.h.al=0x12;
\nr.x.bx=0;
\nr.x.cx=256;
\ns.es=FP_SEG(pal);
\nr.x.dx=FP_OFF(pal);
\nint86x(0x10,&r,&r,&s);
\n}<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\n

\u65b9\u6cd5\u4e8c\uff1a16\u4f4dDOS\u5e73\u53f0\u4e0b\uff0c\u76f4\u63a5\u5199DAC\u8fdb\u884c\u8bbe\u7f6e<\/span><\/p>\n

\n

\n\n\n\n
\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u572816\u4f4dDOS\u5e73\u53f0\u4e0b\uff0c\u7f6e\u8c03\u8272\u677f\u6700\u5feb\u7684\u624b\u6cd5\u83ab\u8fc7\u4e8e\u76f4\u63a5\u5199DAC\u4e86\uff0c\u6e90\u7a0b\u5e8f\u5982\u4e0b\uff1avoid SetDac(uvar8 idx,uvar8 red,uvar8 green,uvar8 blue)
\n{
\nasm {
\nmov dx,3c8h
\nmov al,idx
\nout dx,al<\/p>\n

mov cl,2
\ninc dx
\nmov al,red
\nshr al,cl
\nout dx,al
\nmov al,green
\nshr al,cl
\nout dx,al
\nmov al,blue
\nshr al,cl
\nout dx,al
\n}
\n}<\/p>\n

void SetPalette(uvar8 pal[256][3])
\n{
\nfor(uvar16 i=0;i<256;i++)SetDac(i,pal[i][0],pal[i][1],pal[i][2]);
\n}<\/p>\n

\u4e0d\u8981\u95ee\u6211\u90a3\u5012\u6570\u7b2c\u4e8c\u884c\u4e3a\u4ec0\u4e48\u8981\u7528uvar16\u6765\u5b9a\u4e49i\uff0c\u800c\u4e0d\u7528uvar8\uff0c\u60a8\u81ea\u5df1\u8bd5\u4e00\u4e0b\u5c31\u77e5\u9053\u4e86\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\n

\u65b9\u6cd5\u4e09\uff1a32\u4f4dDOS\u5e73\u53f0\u4e0b\uff0c\u4f7f\u7528Watcom C\/C++\u7f16\u7a0b\u65f6\u76f4\u63a5\u4f7f\u7528\u5176\u56fe\u5f62\u51fd\u6570\u8fdb\u884c\u8bbe\u7f6e<\/p>\n

\n

\n\n\n\n
Watcom C\/C++\u4e0d\u6127\u4e3a\u4f18\u79c0\u768432\u4f4dDOS\u5e73\u53f0\u5f00\u53d1\u5de5\u5177\uff0c\u5b83\u7684\u56fe\u5f62\u51fd\u6570\u76f4\u63a5\u7528\u6765\u7f16\u6e38\u620f\u90fd\u6ca1\u95ee\u9898\uff0c\u6240\u4ee5\u901f\u5ea6\u4e0a\u4e5f\u7edd\u5bf9\u6162\u4e0d\u4e86\u3002\u6e90\u7a0b\u5e8f\u5982\u4e0b\uff1avoid SetPalette(uvar8 pal[256][3])
\n{
\nuvar32 pal256[256];
\nuvar16 i;
\nfor(i=0;i<256;i++)pal256[i]=pal[i][2]\/4*0x10000+pal[i][1]\/4*0x100+pal[i][0]\/4;
\n_remapallpalette(&pal256);
\n}
\n\u5f53\u7136\uff0c\u8fd9\u4e2a\u7a0b\u5e8f\u8fd8\u672a\u505a\u8fc7\u4f18\u5316\uff0c\u7559\u7740\u60a8\u81ea\u5df1\u4f18\u5316\u5427\uff01\u8fd9\u91cc\u6211\u53ea\u8bb2\u600e\u4e48\u8bbe\u7f6e\u8c03\u8272\u677f\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\n

\u65b9\u6cd5\u56db\uff1a32\u4f4dDOS\u5e73\u53f0\u4e0b\uff0c\u8c03\u7528\u4e2d\u65ad\u8fdb\u884c\u8bbe\u7f6e<\/span><\/p>\n

\n

\n\n\n\n
\u4e0d\u8fc7\u662f\u65b9\u6cd5\u4e00\u768416\u4f4d\u8f6c32\u4f4d\u5427\u4e86\uff0c\u6ca1\u4ec0\u4e48\u5927\u7684\u53d8\u5316\uff0c\u6e90\u7a0b\u5e8f\u5982\u4e0b\uff1avoid SetPalette(uvar8 pal[256][3])
\n{
\nunion REGS r;
\nstruct SREGS s;
\nr.h.ah=0x10;
\nr.h.al=0x12;
\nr.w.bx=0;
\nr.w.cx=256;
\ns.es=FP_SEG(pal);
\nr.x.dx=FP_OFF(pal);
\nint386x(0x10,&r,&r,&s);
\n}<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\n

\u5f53\u7136\uff0c32\u4f4dDOS\u73af\u5883\u4e5f\u53ef\u4ee5\u76f4\u63a5\u5199DAC\u4ee5\u4fbf\u53d6\u5f97\u6700\u5feb\u7684\u901f\u5ea6\uff0c\u4f46\u662f32\u4f4dDOS\u4e0b\u7684\u6c47\u7f16\u7a0b\u5e8f\u662f\u5f88\u96be\u5199\u7684(\u5176\u5b9e\u4e0d\u96be\uff0c\u53ea\u4e0d\u8fc7\u5199\u51fa\u6765\u5f88\u957f)\uff0c\u6240\u4ee5\u6211\u5c31\u5077\u61d2\u4e0d\u5199\u4e86\uff0c\u53cd\u6b63\u4ee5\u4e0a\u56db\u79cd\u65b9\u6cd5\u4e5f\u591f\u7528\u4e86\u3002<\/p>\n

\n","protected":false},"excerpt":{"rendered":"

\u8bf4\u5b9e\u8bdd\uff0c\u5728DOS\u5e73\u53f0\u4e0b\u7f6e\u53d6\u8c03\u8272\u677f\u53ef\u8981\u6bd4\u5728Windows\u5e73\u53f0\u4e0b\u7b80\u5355\u591a\u4e86\uff0c\u800c\u4e14\u7f6e\u4e86\u4e4b\u540e\u51b3\u5bf9\u6b63\u786e\uff0c\u4e0d\u4f1a\u51fa\u73b0\u8c61Dire […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-125","post","type-post","status-publish","format-standard","hentry","category-dos"],"_links":{"self":[{"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/posts\/125","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=125"}],"version-history":[{"count":5,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/posts\/125\/revisions"}],"predecessor-version":[{"id":130,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/posts\/125\/revisions\/130"}],"wp:attachment":[{"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=125"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}