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Aspect correction fixes for CGA composite, Hercules graphics, 350-line text modes, 400-line VESA modes, and VGA ModeX (God of Thunder, Lost Vikings, Wrath of Earth, etc.)

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@3913
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ripsaw8080 2015-05-13 01:35:39 +00:00
parent 937dcdb1ee
commit ba3110ca07
2 changed files with 8 additions and 4 deletions
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4
src/ints/int10_modes.cpp
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@ -1006,7 +1006,9 @@ bool INT10_SetVideoMode(Bit16u mode) {
if (svgaCard == SVGA_S3Trio) {
/* Setup the correct clock */
if (CurMode->mode>=0x100) {
misc_output|=0xef; //Select clock 3
if (CurMode->vdispend>480)
misc_output|=0xc0; //480-line sync
misc_output|=0x0c; //Select clock 3
Bitu clock=CurMode->vtotal*8*CurMode->htotal*70;
VGA_SetClock(3,clock/1000);
}