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gdi32: Move the checks for empty visible rects in PatBlt/StretchBlt back to gdi32.

oldstable
Alexandre Julliard 2011-07-20 12:17:09 +02:00
parent 414fe85c8a
commit 01e12ec9f9
3 changed files with 20 additions and 19 deletions
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27
dlls/gdi32/bitblt.c
View File

@ -47,7 +47,7 @@ static inline void swap_ints( int *i, int *j )
*j = tmp;
}
static void get_vis_rectangles( DC *dc_dst, struct bitblt_coords *dst,
static BOOL get_vis_rectangles( DC *dc_dst, struct bitblt_coords *dst,
DC *dc_src, struct bitblt_coords *src )
{
RECT rect, clip;
@ -79,7 +79,7 @@ static void get_vis_rectangles( DC *dc_dst, struct bitblt_coords *dst,
/* get the source visible rectangle */
if (!src) return;
if (!src) return !is_rect_empty( &dst->visrect );
rect.left = src->log_x;
rect.top = src->log_y;
@ -105,6 +105,9 @@ static void get_vis_rectangles( DC *dc_dst, struct bitblt_coords *dst,
else
src->visrect = rect; /* FIXME: clip to device size */
if (is_rect_empty( &src->visrect )) return FALSE;
if (is_rect_empty( &dst->visrect )) return FALSE;
/* intersect the rectangles */
if ((src->width == dst->width) && (src->height == dst->height)) /* no stretching */
@ -129,10 +132,9 @@ static void get_vis_rectangles( DC *dc_dst, struct bitblt_coords *dst,
rect.top--;
rect.right++;
rect.bottom++;
if (!intersect_rect( &dst->visrect, &rect, &dst->visrect )) return;
if (!intersect_rect( &dst->visrect, &rect, &dst->visrect )) return FALSE;
/* map destination rectangle back to source coordinates */
rect = dst->visrect;
rect.left = src->x + (dst->visrect.left - dst->x)*src->width/dst->width;
rect.top = src->y + (dst->visrect.top - dst->y)*src->height/dst->height;
rect.right = src->x + (dst->visrect.right - dst->x)*src->width/dst->width;
@ -145,8 +147,9 @@ static void get_vis_rectangles( DC *dc_dst, struct bitblt_coords *dst,
rect.top--;
rect.right++;
rect.bottom++;
intersect_rect( &src->visrect, &rect, &src->visrect );
if (!intersect_rect( &src->visrect, &rect, &src->visrect )) return FALSE;
}
return TRUE;
}
static void free_heap_bits( struct gdi_image_bits *bits )
@ -170,8 +173,6 @@ BOOL nulldrv_StretchBlt( PHYSDEV dst_dev, struct bitblt_coords *dst,
LPVOID bits;
INT lines;
if (dst->visrect.left >= dst->visrect.right || dst->visrect.top >= dst->visrect.bottom) return TRUE;
/* make sure we have a real implementation for StretchDIBits */
if (GET_DC_PHYSDEV( dc_dst, pStretchDIBits ) == dst_dev) goto try_get_image;
@ -300,13 +301,13 @@ BOOL WINAPI PatBlt( HDC hdc, INT left, INT top, INT width, INT height, DWORD rop
dst.layout |= LAYOUT_BITMAPORIENTATIONPRESERVED;
rop &= ~NOMIRRORBITMAP;
}
get_vis_rectangles( dc, &dst, NULL, NULL );
ret = !get_vis_rectangles( dc, &dst, NULL, NULL );
TRACE("dst %p log=%d,%d %dx%d phys=%d,%d %dx%d vis=%s rop=%06x\n",
hdc, dst.log_x, dst.log_y, dst.log_width, dst.log_height,
dst.x, dst.y, dst.width, dst.height, wine_dbgstr_rect(&dst.visrect), rop );
ret = physdev->funcs->pPatBlt( physdev, &dst, rop );
if (!ret) ret = physdev->funcs->pPatBlt( physdev, &dst, rop );
release_dc_ptr( dc );
}
@ -364,7 +365,7 @@ BOOL WINAPI StretchBlt( HDC hdcDst, INT xDst, INT yDst, INT widthDst, INT height
dst.layout |= LAYOUT_BITMAPORIENTATIONPRESERVED;
rop &= ~NOMIRRORBITMAP;
}
get_vis_rectangles( dcDst, &dst, dcSrc, &src );
ret = !get_vis_rectangles( dcDst, &dst, dcSrc, &src );
TRACE("src %p log=%d,%d %dx%d phys=%d,%d %dx%d vis=%s dst %p log=%d,%d %dx%d phys=%d,%d %dx%d vis=%s rop=%06x\n",
hdcSrc, src.log_x, src.log_y, src.log_width, src.log_height,
@ -372,7 +373,7 @@ BOOL WINAPI StretchBlt( HDC hdcDst, INT xDst, INT yDst, INT widthDst, INT height
hdcDst, dst.log_x, dst.log_y, dst.log_width, dst.log_height,
dst.x, dst.y, dst.width, dst.height, wine_dbgstr_rect(&dst.visrect), rop );
ret = dst_dev->funcs->pStretchBlt( dst_dev, &dst, src_dev, &src, rop );
if (!ret) ret = dst_dev->funcs->pStretchBlt( dst_dev, &dst, src_dev, &src, rop );
release_dc_ptr( dcSrc );
}
release_dc_ptr( dcDst );
@ -695,7 +696,7 @@ BOOL WINAPI GdiAlphaBlend(HDC hdcDst, int xDst, int yDst, int widthDst, int heig
dst.log_width = widthDst;
dst.log_height = heightDst;
dst.layout = GetLayout( dst_dev->hdc );
get_vis_rectangles( dcDst, &dst, dcSrc, &src );
ret = !get_vis_rectangles( dcDst, &dst, dcSrc, &src );
TRACE("src %p log=%d,%d %dx%d phys=%d,%d %dx%d vis=%s dst %p log=%d,%d %dx%d phys=%d,%d %dx%d vis=%s blend=%02x/%02x/%02x/%02x\n",
hdcSrc, src.log_x, src.log_y, src.log_width, src.log_height,
@ -705,7 +706,7 @@ BOOL WINAPI GdiAlphaBlend(HDC hdcDst, int xDst, int yDst, int widthDst, int heig
blendFunction.BlendOp, blendFunction.BlendFlags,
blendFunction.SourceConstantAlpha, blendFunction.AlphaFormat );
ret = dst_dev->funcs->pAlphaBlend( dst_dev, &dst, src_dev, &src, blendFunction );
if (!ret) ret = dst_dev->funcs->pAlphaBlend( dst_dev, &dst, src_dev, &src, blendFunction );
release_dc_ptr( dcDst );
}
release_dc_ptr( dcSrc );

7
dlls/gdi32/gdi_private.h
View File

@ -527,13 +527,18 @@ BOOL WINAPI FontIsLinked(HDC);
BOOL WINAPI SetVirtualResolution(HDC hdc, DWORD horz_res, DWORD vert_res, DWORD horz_size, DWORD vert_size);
static inline BOOL is_rect_empty( const RECT *rect )
{
return (rect->left >= rect->right || rect->top >= rect->bottom);
}
static inline BOOL intersect_rect( RECT *dst, const RECT *src1, const RECT *src2 )
{
dst->left = max( src1->left, src2->left );
dst->top = max( src1->top, src2->top );
dst->right = min( src1->right, src2->right );
dst->bottom = min( src1->bottom, src2->bottom );
return (dst->left < dst->right && dst->top < dst->bottom);
return !is_rect_empty( dst );
}
static inline void offset_rect( RECT *rect, int offset_x, int offset_y )

5
dlls/winex11.drv/bitblt.c
View File

@ -1401,7 +1401,6 @@ BOOL X11DRV_PatBlt( PHYSDEV dev, struct bitblt_coords *dst, DWORD rop )
BOOL usePat = (((rop >> 4) & 0x0f0000) != (rop & 0x0f0000));
const BYTE *opcode = BITBLT_Opcodes[(rop >> 16) & 0xff];
if (IsRectEmpty( &dst->visrect )) return TRUE;
if (usePat && !X11DRV_SetupGCForBrush( physDev )) return TRUE;
X11DRV_LockDIBSection( physDev, DIB_Status_GdiMod );
@ -1465,9 +1464,6 @@ BOOL X11DRV_StretchBlt( PHYSDEV dst_dev, struct bitblt_coords *dst,
Pixmap src_pixmap;
GC tmpGC;
if (IsRectEmpty( &dst->visrect )) return TRUE;
if (IsRectEmpty( &src->visrect )) return TRUE;
fStretch = (src->width != dst->width) || (src->height != dst->height);
if (physDevDst != physDevSrc)
@ -1595,7 +1591,6 @@ BOOL X11DRV_AlphaBlend( PHYSDEV dst_dev, struct bitblt_coords *dst,
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
if (IsRectEmpty( &dst->visrect )) return TRUE;
return XRender_AlphaBlend( physDevDst, dst, physDevSrc, src, blendfn );
}