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Merge pull request #1607 from 86Box/tc1995

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Fixed pitch bugs on NT 4.0 using the TGUI9440/96x0 cards, should work…
This commit is contained in:
Miran Grča
2021-08-17 14:24:42 +02:00
committed by GitHub
parent 0d30e5877c 9673cc8f9c
commit 1ffc485f8e
1 changed files with 68 additions and 52 deletions
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120
src/video/vid_tgui9440.c
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@@ -131,7 +131,7 @@ typedef struct tgui_t
int pat_x, pat_y;
int use_src;
int pitch, bpp;
int src_pitch, dst_pitch, bpp;
uint32_t fill_pattern[8*8];
uint32_t mono_pattern[8*8];
uint32_t pattern_8[8*8];
@@ -1332,14 +1332,63 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
}
}
/*Other than mode stuff, this bit is undocumented*/
switch (tgui->accel.ger22 & 0xff) {
case 4:
tgui->accel.src_pitch = 1024;
tgui->accel.dst_pitch = 1024;
if (svga->hdisp == 800) {
if ((tgui->accel.ger22 >> 8) > 0) {
tgui->accel.src_pitch = 832;
tgui->accel.dst_pitch = 832;
}
}
break;
case 8:
tgui->accel.src_pitch = 2048;
tgui->accel.dst_pitch = 2048;
if (tgui->type >= TGUI_9660) {
tgui->accel.src_pitch = 1280;
tgui->accel.dst_pitch = 1280;
}
break;
case 9:
tgui->accel.src_pitch = 1024;
tgui->accel.dst_pitch = 1024;
if (tgui->type >= TGUI_9660) {
tgui->accel.src_pitch = svga->hdisp;
tgui->accel.dst_pitch = svga->hdisp;
if (svga->hdisp == 800) {
tgui->accel.src_pitch = 832;
tgui->accel.dst_pitch = 832;
}
}
break;
case 14:
tgui->accel.src_pitch = svga->hdisp;
tgui->accel.dst_pitch = svga->hdisp;
switch (tgui->svga.bpp) {
case 32:
if (svga->hdisp == 800) {
tgui->accel.src_pitch = 832;
tgui->accel.dst_pitch = 832;
}
break;
}
break;
}
switch (tgui->accel.command)
{
case TGUI_BITBLT:
if (count == -1) {
tgui->accel.src_old = tgui->accel.src_x + (tgui->accel.src_y * tgui->accel.pitch);
tgui->accel.src_old = tgui->accel.src_x + (tgui->accel.src_y * tgui->accel.src_pitch);
tgui->accel.src = tgui->accel.src_old;
tgui->accel.dst_old = tgui->accel.dst_x + (tgui->accel.dst_y * tgui->accel.pitch);
tgui->accel.dst_old = tgui->accel.dst_x + (tgui->accel.dst_y * tgui->accel.dst_pitch);
tgui->accel.dst = tgui->accel.dst_old;
tgui->accel.pat_x = tgui->accel.dst_x;
@@ -1424,8 +1473,8 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
tgui->accel.dy += ydir;
}
tgui->accel.src_old += (ydir * tgui->accel.pitch);
tgui->accel.dst_old += (ydir * tgui->accel.pitch);
tgui->accel.src_old += (ydir * tgui->accel.src_pitch);
tgui->accel.dst_old += (ydir * tgui->accel.dst_pitch);
tgui->accel.src = tgui->accel.src_old;
tgui->accel.dst = tgui->accel.dst_old;
@@ -1486,8 +1535,8 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
tgui->accel.pat_x = tgui->accel.dst_x;
tgui->accel.pat_y += ydir;
tgui->accel.src = tgui->accel.src_old = tgui->accel.src_old + (ydir * tgui->accel.pitch);
tgui->accel.dst = tgui->accel.dst_old = tgui->accel.dst_old + (ydir * tgui->accel.pitch);
tgui->accel.src = tgui->accel.src_old = tgui->accel.src_old + (ydir * tgui->accel.src_pitch);
tgui->accel.dst = tgui->accel.dst_old = tgui->accel.dst_old + (ydir * tgui->accel.dst_pitch);
tgui->accel.y++;
@@ -1533,8 +1582,8 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
tgui->accel.pat_x = tgui->accel.dst_x;
tgui->accel.pat_y += ydir;
tgui->accel.src = tgui->accel.src_old = tgui->accel.src_old + (ydir * tgui->accel.pitch);
tgui->accel.dst = tgui->accel.dst_old = tgui->accel.dst_old + (ydir * tgui->accel.pitch);
tgui->accel.src = tgui->accel.src_old = tgui->accel.src_old + (ydir * tgui->accel.src_pitch);
tgui->accel.dst = tgui->accel.dst_old = tgui->accel.dst_old + (ydir * tgui->accel.dst_pitch);
if (tgui->accel.y > tgui->accel.size_y)
return;
@@ -1547,10 +1596,10 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
case TGUI_SCANLINE:
{
if (count == -1) {
tgui->accel.src_old = tgui->accel.src_x + (tgui->accel.src_y * tgui->accel.pitch);
tgui->accel.src_old = tgui->accel.src_x + (tgui->accel.src_y * tgui->accel.src_pitch);
tgui->accel.src = tgui->accel.src_old;
tgui->accel.dst_old = tgui->accel.dst_x + (tgui->accel.dst_y * tgui->accel.pitch);
tgui->accel.dst_old = tgui->accel.dst_x + (tgui->accel.dst_y * tgui->accel.dst_pitch);
tgui->accel.dst = tgui->accel.dst_old;
tgui->accel.pat_x = tgui->accel.dst_x;
@@ -1584,8 +1633,8 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
tgui->accel.x = 0;
tgui->accel.pat_x = tgui->accel.dst_x;
tgui->accel.src = tgui->accel.src_old = tgui->accel.src_old + (ydir * tgui->accel.pitch);
tgui->accel.dst = tgui->accel.dst_old = tgui->accel.dst_old + (ydir * tgui->accel.pitch);
tgui->accel.src = tgui->accel.src_old = tgui->accel.src_old + (ydir * tgui->accel.src_pitch);
tgui->accel.dst = tgui->accel.dst_old = tgui->accel.dst_old + (ydir * tgui->accel.dst_pitch);
tgui->accel.pat_y += ydir;
return;
}
@@ -1642,13 +1691,13 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
}
while (count--) {
READ(tgui->accel.src_x + (tgui->accel.src_y * tgui->accel.pitch), src_dat);
READ(tgui->accel.src_x + (tgui->accel.src_y * tgui->accel.src_pitch), src_dat);
/*Note by TC1995: I suppose the x/y clipping max is always more than 0 in the TGUI 96xx, but the TGUI 9440 lacks clipping*/
if (steep) {
if ((tgui->type == TGUI_9440) || ((tgui->type >= TGUI_9660) && dx >= tgui->accel.left && dx <= tgui->accel.right &&
dy >= tgui->accel.top && dy <= tgui->accel.bottom)) {
READ(dx + (dy * tgui->accel.pitch), dst_dat);
READ(dx + (dy * tgui->accel.dst_pitch), dst_dat);
pat_dat = tgui->accel.fg_col;
@@ -1659,12 +1708,12 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
MIX();
WRITE(dx + (dy * tgui->accel.pitch), out);
WRITE(dx + (dy * tgui->accel.dst_pitch), out);
}
} else {
if ((tgui->type == TGUI_9440) || ((tgui->type >= TGUI_9660) && dy >= tgui->accel.left && dy <= tgui->accel.right &&
dx >= tgui->accel.top && dx <= tgui->accel.bottom)) {
READ(dy + (dx * tgui->accel.pitch), dst_dat);
READ(dy + (dx * tgui->accel.dst_pitch), dst_dat);
pat_dat = tgui->accel.fg_col;
@@ -1675,7 +1724,7 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
MIX();
WRITE(dy + (dx * tgui->accel.pitch), out);
WRITE(dy + (dx * tgui->accel.dst_pitch), out);
}
}
@@ -1707,29 +1756,15 @@ tgui_accel_out(uint16_t addr, uint8_t val, void *p)
tgui->accel.ger22 = (tgui->accel.ger22 & 0xff00) | val;
switch (val & 0xff) {
case 4:
tgui->accel.pitch = 1024;
tgui->accel.bpp = 0;
break;
case 8:
tgui->accel.pitch = 2048;
if (tgui->type >= TGUI_9660)
tgui->accel.pitch = 1280;
tgui->accel.bpp = 0;
break;
case 9:
tgui->accel.pitch = 1024;
if (tgui->type >= TGUI_9660) {
tgui->accel.pitch = tgui->svga.hdisp;
if (tgui->svga.hdisp == 800)
tgui->accel.pitch = 832;
}
tgui->accel.bpp = 1;
break;
case 14:
tgui->accel.pitch = tgui->svga.hdisp;
switch (tgui->svga.bpp) {
case 15:
case 16:
@@ -1741,14 +1776,11 @@ tgui_accel_out(uint16_t addr, uint8_t val, void *p)
break;
case 32:
if (tgui->svga.hdisp == 800) /*Weird oddball on Win95's side*/
tgui->accel.pitch = 832;
tgui->accel.bpp = 3;
break;
}
break;
}
break;
case 0x2123:
@@ -2171,29 +2203,15 @@ tgui_accel_write(uint32_t addr, uint8_t val, void *p)
tgui->accel.ger22 = (tgui->accel.ger22 & 0xff00) | val;
switch (val & 0xff) {
case 4:
tgui->accel.pitch = 1024;
tgui->accel.bpp = 0;
break;
case 8:
tgui->accel.pitch = 2048;
if (tgui->type >= TGUI_9660)
tgui->accel.pitch = 1280;
tgui->accel.bpp = 0;
break;
case 9:
tgui->accel.pitch = 1024;
if (tgui->type >= TGUI_9660) {
tgui->accel.pitch = tgui->svga.hdisp;
if (tgui->svga.hdisp == 800)
tgui->accel.pitch = 832;
}
tgui->accel.bpp = 1;
break;
case 14:
tgui->accel.pitch = tgui->svga.hdisp;
switch (tgui->svga.bpp) {
case 15:
case 16:
@@ -2205,8 +2223,6 @@ tgui_accel_write(uint32_t addr, uint8_t val, void *p)
break;
case 32:
if (tgui->svga.hdisp == 800) /*Weird oddball on Win95's side*/
tgui->accel.pitch = 832;
tgui->accel.bpp = 3;
break;
}