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wined3d: Rework surface Blt a bit to only lock the part of the destination surface being drawn to.

This commit is contained in:
Aric Stewart 2008-07-30 10:01:08 -05:00 committed by Alexandre Julliard
parent c08e4927f9
commit eb4ee4f4ad
1 changed files with 65 additions and 57 deletions
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122
dlls/wined3d/surface_base.c
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@ -891,45 +891,7 @@ IWineD3DBaseSurfaceImpl_Blt(IWineD3DSurface *iface,
(SrcRect->left >= (int) Src->currentDesc.Width)) )) (SrcRect->left >= (int) Src->currentDesc.Width)) ))
{ {
TRACE("Nothing to be done !\n"); TRACE("Nothing to be done !\n");
return WINED3D_OK; return WINED3D_OK;
}
if (Src == This)
{
IWineD3DSurface_LockRect(iface, &dlock, NULL, 0);
dfmt = This->resource.format;
slock = dlock;
sfmt = dfmt;
sEntry = getFormatDescEntry(sfmt, NULL, NULL);
dEntry = sEntry;
}
else
{
dfmt = This->resource.format;
dEntry = getFormatDescEntry(dfmt, NULL, NULL);
if (Src)
{
if(This->resource.format != Src->resource.format) {
Src = surface_convert_format(Src, dfmt);
if(!Src) {
/* The conv function writes a FIXME */
WARN("Cannot convert source surface format to dest format\n");
goto release;
}
}
IWineD3DSurface_LockRect((IWineD3DSurface *) Src, &slock, NULL, WINED3DLOCK_READONLY);
sfmt = Src->resource.format;
}
sEntry = getFormatDescEntry(sfmt, NULL, NULL);
IWineD3DSurface_LockRect(iface, &dlock,NULL,0);
}
if (!DDBltFx || !(DDBltFx->dwDDFX)) Flags &= ~WINEDDBLT_DDFX;
if (sEntry->isFourcc && dEntry->isFourcc)
{
memcpy(dlock.pBits, slock.pBits, This->resource.size);
goto release;
} }
if (DestRect) if (DestRect)
@ -963,9 +925,8 @@ IWineD3DBaseSurfaceImpl_Blt(IWineD3DSurface *iface,
} }
} }
/* The easy case : the source-less blits.... */ /* The easy case : the source-less blits.... */
if (Src == NULL) if (Src == NULL && DestRect)
{ {
RECT full_rect; RECT full_rect;
RECT temp_rect; /* No idea if intersect rect can be the same as one of the source rect */ RECT temp_rect; /* No idea if intersect rect can be the same as one of the source rect */
@ -974,44 +935,44 @@ IWineD3DBaseSurfaceImpl_Blt(IWineD3DSurface *iface,
full_rect.top = 0; full_rect.top = 0;
full_rect.right = This->currentDesc.Width; full_rect.right = This->currentDesc.Width;
full_rect.bottom = This->currentDesc.Height; full_rect.bottom = This->currentDesc.Height;
IntersectRect(&temp_rect, &full_rect, &xdst); IntersectRect(&temp_rect, &full_rect, DestRect);
xdst = temp_rect; xdst = temp_rect;
} }
else else if (DestRect)
{ {
/* Only handle clipping on the destination rectangle */ /* Only handle clipping on the destination rectangle */
int clip_horiz = (xdst.left < 0) || (xdst.right > (int) This->currentDesc.Width ); int clip_horiz = (DestRect->left < 0) || (DestRect->right > (int) This->currentDesc.Width );
int clip_vert = (xdst.top < 0) || (xdst.bottom > (int) This->currentDesc.Height); int clip_vert = (DestRect->top < 0) || (DestRect->bottom > (int) This->currentDesc.Height);
if (clip_vert || clip_horiz) if (clip_vert || clip_horiz)
{ {
/* Now check if this is a special case or not... */ /* Now check if this is a special case or not... */
if ((((xdst.bottom - xdst.top ) != (xsrc.bottom - xsrc.top )) && clip_vert ) || if ((((DestRect->bottom - DestRect->top ) != (xsrc.bottom - xsrc.top )) && clip_vert ) ||
(((xdst.right - xdst.left) != (xsrc.right - xsrc.left)) && clip_horiz) || (((DestRect->right - DestRect->left) != (xsrc.right - xsrc.left)) && clip_horiz) ||
(Flags & WINEDDBLT_DDFX)) (Flags & WINEDDBLT_DDFX))
{ {
WARN("Out of screen rectangle in special case. Not handled right now.\n"); WARN("Out of screen rectangle in special case. Not handled right now.\n");
goto release; return WINED3D_OK;
} }
if (clip_horiz) if (clip_horiz)
{ {
if (xdst.left < 0) { xsrc.left -= xdst.left; xdst.left = 0; } if (DestRect->left < 0) { xsrc.left -= DestRect->left; xdst.left = 0; }
if (xdst.right > This->currentDesc.Width) if (DestRect->right > This->currentDesc.Width)
{ {
xsrc.right -= (xdst.right - (int) This->currentDesc.Width); xsrc.right -= (DestRect->right - (int) This->currentDesc.Width);
xdst.right = (int) This->currentDesc.Width; xdst.right = (int) This->currentDesc.Width;
} }
} }
if (clip_vert) if (clip_vert)
{ {
if (xdst.top < 0) if (DestRect->top < 0)
{ {
xsrc.top -= xdst.top; xsrc.top -= DestRect->top;
xdst.top = 0; xdst.top = 0;
} }
if (xdst.bottom > This->currentDesc.Height) if (DestRect->bottom > This->currentDesc.Height)
{ {
xsrc.bottom -= (xdst.bottom - (int) This->currentDesc.Height); xsrc.bottom -= (DestRect->bottom - (int) This->currentDesc.Height);
xdst.bottom = (int) This->currentDesc.Height; xdst.bottom = (int) This->currentDesc.Height;
} }
} }
@ -1024,11 +985,55 @@ IWineD3DBaseSurfaceImpl_Blt(IWineD3DSurface *iface,
(xsrc.left >= (int) Src->currentDesc.Width)) (xsrc.left >= (int) Src->currentDesc.Width))
{ {
TRACE("Nothing to be done after clipping !\n"); TRACE("Nothing to be done after clipping !\n");
goto release; return WINED3D_OK;
} }
} }
} }
if (Src == This)
{
IWineD3DSurface_LockRect(iface, &dlock, NULL, 0);
dfmt = This->resource.format;
slock = dlock;
sfmt = dfmt;
sEntry = getFormatDescEntry(sfmt, NULL, NULL);
dEntry = sEntry;
}
else
{
dfmt = This->resource.format;
dEntry = getFormatDescEntry(dfmt, NULL, NULL);
if (Src)
{
if(This->resource.format != Src->resource.format) {
Src = surface_convert_format(Src, dfmt);
if(!Src) {
/* The conv function writes a FIXME */
WARN("Cannot convert source surface format to dest format\n");
goto release;
}
}
IWineD3DSurface_LockRect((IWineD3DSurface *) Src, &slock, NULL, WINED3DLOCK_READONLY);
sfmt = Src->resource.format;
}
sEntry = getFormatDescEntry(sfmt, NULL, NULL);
if (DestRect)
IWineD3DSurface_LockRect(iface, &dlock, &xdst, 0);
else
IWineD3DSurface_LockRect(iface, &dlock, NULL, 0);
}
if (!DDBltFx || !(DDBltFx->dwDDFX)) Flags &= ~WINEDDBLT_DDFX;
if (sEntry->isFourcc && dEntry->isFourcc)
{
if (!DestRect || Src == This)
{
memcpy(dlock.pBits, slock.pBits, This->resource.size);
goto release;
}
}
bpp = This->bytesPerPixel; bpp = This->bytesPerPixel;
srcheight = xsrc.bottom - xsrc.top; srcheight = xsrc.bottom - xsrc.top;
srcwidth = xsrc.right - xsrc.left; srcwidth = xsrc.right - xsrc.left;
@ -1038,7 +1043,10 @@ IWineD3DBaseSurfaceImpl_Blt(IWineD3DSurface *iface,
assert(width <= dlock.Pitch); assert(width <= dlock.Pitch);
dbuf = (BYTE*)dlock.pBits+(xdst.top*dlock.Pitch)+(xdst.left*bpp); if (DestRect && Src != This)
dbuf = (BYTE*)dlock.pBits;
else
dbuf = (BYTE*)dlock.pBits+(xdst.top*dlock.Pitch)+(xdst.left*bpp);
if (Flags & WINEDDBLT_WAIT) if (Flags & WINEDDBLT_WAIT)
{ {