80486DX2-66/86Box-fork
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Implemented the Command/ROP register in the Dword/Long side of the write routing. Fixes main rendering under Win9x using the DirectX/Win98 TGUI9440/96xx drivers.

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Implemented clipping in the SRC CPU flag of BitBLT in the TGUI9440/96xx, fixes more rendering problems.
This commit is contained in:
TC1995
2021-07-06 18:32:41 +02:00
parent a9011e2d05
commit 6fdb91d472
1 changed files with 102 additions and 44 deletions
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74
src/video/vid_tgui9440.c
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@@ -123,7 +123,7 @@ typedef struct tgui_t
uint16_t ger22;
int16_t err, top, left, bottom, right;
int x, y;
int x, y, dx, dy;
uint32_t src, dst, src_old, dst_old;
int pat_x, pat_y;
int use_src;
@@ -650,9 +650,10 @@ void tgui_recalctimings(svga_t *svga)
case 8:
svga->render = svga_render_8bpp_highres;
if (tgui->type >= TGUI_9680) {
if (svga->dispend == 512) {
if (svga->dispend == 512)
svga->hdisp = 1280;
}
else if (svga->dispend == 1200)
svga->hdisp = 1600;
}
break;
case 15:
@@ -1222,9 +1223,7 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
}
if (count == -1)
{
tgui->accel.x = tgui->accel.y = 0;
}
if (tgui->accel.flags & TGUI_SOLIDFILL) {
for (y = 0; y < 8; y++)
@@ -1287,6 +1286,22 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
tgui->accel.pat_x = tgui->accel.dst_x;
tgui->accel.pat_y = tgui->accel.dst_y;
tgui->accel.dx = tgui->accel.dst_x & 0xfff;
tgui->accel.dy = tgui->accel.dst_y & 0xfff;
tgui->accel.left = tgui->accel.src_x_clip & 0xfff;
tgui->accel.right = tgui->accel.dst_x_clip & 0xfff;
tgui->accel.top = tgui->accel.src_y_clip & 0xfff;
tgui->accel.bottom = tgui->accel.dst_y_clip & 0xfff;
if (tgui->accel.bpp == 1) {
tgui->accel.left >>= 1;
tgui->accel.right >>= 1;
} else if (tgui->accel.bpp == 3) {
tgui->accel.left >>= 2;
tgui->accel.right >>= 2;
}
}
switch (tgui->accel.flags & (TGUI_SRCMONO|TGUI_SRCDISP))
@@ -1301,18 +1316,19 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
count >>= 3;
while (count) {
if ((tgui->type == TGUI_9440) || (tgui->type >= TGUI_9680 && tgui->accel.dx >= tgui->accel.left && tgui->accel.dx <= tgui->accel.right &&
tgui->accel.dy >= tgui->accel.top && tgui->accel.dy <= tgui->accel.bottom)) {
if (tgui->accel.bpp == 0) {
src_dat = cpu_dat >> 24;
cpu_dat <<= 8;
count--;
} else if (tgui->accel.bpp == 1) {
src_dat = (cpu_dat >> 24) | ((cpu_dat >> 8) & 0xff00);
cpu_dat <<= 16;
count -= 2;
count--;
} else {
src_dat = (cpu_dat >> 24) | ((cpu_dat >> 8) & 0x0000ff00) | ((cpu_dat << 8) & 0x00ff0000);
cpu_dat <<= 16;
count -= 4;
count -= 3;
}
READ(tgui->accel.dst, dst_dat);
@@ -1330,10 +1346,13 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
WRITE(tgui->accel.dst, out);
}
}
tgui->accel.src += xdir;
tgui->accel.dst += xdir;
tgui->accel.pat_x += xdir;
if (tgui->type >= TGUI_9680)
tgui->accel.dx += xdir;
tgui->accel.x++;
if (tgui->accel.x > tgui->accel.size_x) {
@@ -1342,6 +1361,11 @@ 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;
if (tgui->type >= TGUI_9680) {
tgui->accel.dx = tgui->accel.dst_x & 0xfff;
tgui->accel.dy += ydir;
}
tgui->accel.src_old += (ydir * tgui->accel.pitch);
tgui->accel.dst_old += (ydir * tgui->accel.pitch);
@@ -1358,6 +1382,7 @@ tgui_accel_command(int count, uint32_t cpu_dat, tgui_t *tgui)
if (tgui->accel.use_src)
return;
}
count--;
}
break;
@@ -1876,10 +1901,22 @@ static void
tgui_accel_out_l(uint16_t addr, uint32_t val, void *p)
{
tgui_t *tgui = (tgui_t *)p;
switch (addr) {
case 0x2124: /*Long version of Command and ROP together*/
tgui->accel.command = val & 0xff;
tgui->accel.rop = val >> 24;
tgui->accel.use_src = (tgui->accel.rop & 0x33) ^ ((tgui->accel.rop >> 2) & 0x33);
tgui_accel_command(-1, 0, tgui);
break;
default:
tgui_accel_out(addr, val, tgui);
tgui_accel_out(addr + 1, val >> 8, tgui);
tgui_accel_out(addr + 2, val >> 16, tgui);
tgui_accel_out(addr + 3, val >> 24, tgui);
break;
}
}
static uint8_t
@@ -2319,6 +2356,7 @@ static void
tgui_accel_write_w(uint32_t addr, uint16_t val, void *p)
{
tgui_t *tgui = (tgui_t *)p;
tgui_accel_write(addr, val, tgui);
tgui_accel_write(addr + 1, val >> 8, tgui);
}
@@ -2327,8 +2365,28 @@ static void
tgui_accel_write_l(uint32_t addr, uint32_t val, void *p)
{
tgui_t *tgui = (tgui_t *)p;
svga_t *svga = &tgui->svga;
switch (addr & 0xff) {
case 0x24: /*Long version of Command and ROP together*/
if ((svga->crtc[0x36] & 0x03) == 0x02) {
if ((addr & ~0xff) != 0xbff00)
return;
} else if ((svga->crtc[0x36] & 0x03) == 0x01) {
if ((addr & ~0xff) != 0xb7f00)
return;
}
tgui->accel.command = val & 0xff;
tgui->accel.rop = val >> 24;
tgui->accel.use_src = ((val >> 24) & 0x33) ^ (((val >> 24) >> 2) & 0x33);
tgui_accel_command(-1, 0, tgui);
break;
default:
tgui_accel_write_w(addr, val, tgui);
tgui_accel_write_w(addr + 2, val >> 16, tgui);
break;
}
}
static uint8_t