Commit ff307d57 authored by Huw Davies's avatar Huw Davies Committed by Alexandre Julliard

gdi32: Move the dib driver's GetImage and PutImage to a new source file.

parent ac37efd3
......@@ -14,6 +14,7 @@ C_SRCS = \
clipping.c \
dc.c \
dib.c \
dibdrv/bitblt.c \
dibdrv/dc.c \
dibdrv/graphics.c \
dibdrv/objects.c \
......
/*
* DIB driver blitting
*
* Copyright 2011 Huw Davies
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <assert.h>
#include "gdi_private.h"
#include "dibdrv.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dib);
static void set_color_info( const dib_info *dib, BITMAPINFO *info )
{
DWORD *masks = (DWORD *)info->bmiColors;
info->bmiHeader.biCompression = BI_RGB;
info->bmiHeader.biClrUsed = 0;
switch (info->bmiHeader.biBitCount)
{
case 1:
case 4:
case 8:
if (dib->color_table)
{
info->bmiHeader.biClrUsed = min( dib->color_table_size, 1 << dib->bit_count );
memcpy( info->bmiColors, dib->color_table,
info->bmiHeader.biClrUsed * sizeof(RGBQUAD) );
}
break;
case 16:
masks[0] = dib->red_mask;
masks[1] = dib->green_mask;
masks[2] = dib->blue_mask;
info->bmiHeader.biCompression = BI_BITFIELDS;
break;
case 32:
if (dib->funcs != &funcs_8888)
{
masks[0] = dib->red_mask;
masks[1] = dib->green_mask;
masks[2] = dib->blue_mask;
info->bmiHeader.biCompression = BI_BITFIELDS;
}
break;
}
}
/***********************************************************************
* dibdrv_GetImage
*/
DWORD dibdrv_GetImage( PHYSDEV dev, HBITMAP hbitmap, BITMAPINFO *info,
struct gdi_image_bits *bits, struct bitblt_coords *src )
{
DWORD ret = ERROR_SUCCESS;
dib_info *dib, stand_alone;
TRACE( "%p %p %p\n", dev, hbitmap, info );
info->bmiHeader.biSize = sizeof(info->bmiHeader);
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biCompression = BI_RGB;
info->bmiHeader.biXPelsPerMeter = 0;
info->bmiHeader.biYPelsPerMeter = 0;
info->bmiHeader.biClrUsed = 0;
info->bmiHeader.biClrImportant = 0;
if (hbitmap)
{
BITMAPOBJ *bmp = GDI_GetObjPtr( hbitmap, OBJ_BITMAP );
if (!bmp) return ERROR_INVALID_HANDLE;
assert(bmp->dib);
if (!init_dib_info( &stand_alone, &bmp->dib->dsBmih, bmp->dib->dsBitfields,
bmp->color_table, bmp->nb_colors, bmp->dib->dsBm.bmBits, 0 ))
{
ret = ERROR_BAD_FORMAT;
goto done;
}
dib = &stand_alone;
}
else
{
dibdrv_physdev *pdev = get_dibdrv_pdev(dev);
dib = &pdev->dib;
}
info->bmiHeader.biWidth = dib->width;
info->bmiHeader.biHeight = dib->stride > 0 ? -dib->height : dib->height;
info->bmiHeader.biBitCount = dib->bit_count;
info->bmiHeader.biSizeImage = dib->height * abs( dib->stride );
set_color_info( dib, info );
if (bits)
{
bits->ptr = dib->bits.ptr;
if (dib->stride < 0)
bits->ptr = (char *)bits->ptr + (dib->height - 1) * dib->stride;
bits->is_copy = FALSE;
bits->free = NULL;
}
done:
if (hbitmap) GDI_ReleaseObj( hbitmap );
return ret;
}
static BOOL matching_color_info( const dib_info *dib, const BITMAPINFO *info )
{
switch (info->bmiHeader.biBitCount)
{
case 1:
case 4:
case 8:
{
RGBQUAD *color_table = (RGBQUAD *)((char *)info + info->bmiHeader.biSize);
if (dib->color_table_size != get_dib_num_of_colors( info )) return FALSE;
return !memcmp( color_table, dib->color_table, dib->color_table_size * sizeof(RGBQUAD) );
}
case 16:
{
DWORD *masks = (DWORD *)info->bmiColors;
if (info->bmiHeader.biCompression == BI_RGB) return dib->funcs == &funcs_555;
if (info->bmiHeader.biCompression == BI_BITFIELDS)
return masks[0] == dib->red_mask && masks[1] == dib->green_mask && masks[2] == dib->blue_mask;
break;
}
case 24:
return TRUE;
case 32:
{
DWORD *masks = (DWORD *)info->bmiColors;
if (info->bmiHeader.biCompression == BI_RGB) return dib->funcs == &funcs_8888;
if (info->bmiHeader.biCompression == BI_BITFIELDS)
return masks[0] == dib->red_mask && masks[1] == dib->green_mask && masks[2] == dib->blue_mask;
break;
}
}
return FALSE;
}
static inline BOOL rop_uses_pat(DWORD rop)
{
return ((rop >> 4) & 0x0f0000) != (rop & 0x0f0000);
}
/***********************************************************************
* dibdrv_PutImage
*/
DWORD dibdrv_PutImage( PHYSDEV dev, HBITMAP hbitmap, HRGN clip, BITMAPINFO *info,
const struct gdi_image_bits *bits, struct bitblt_coords *src,
struct bitblt_coords *dst, DWORD rop )
{
dib_info *dib, stand_alone;
DWORD ret;
POINT origin;
dib_info src_dib;
HRGN saved_clip = NULL;
dibdrv_physdev *pdev = NULL;
const WINEREGION *clip_data;
int i, rop2;
TRACE( "%p %p %p\n", dev, hbitmap, info );
if (!hbitmap && rop_uses_pat( rop ))
{
PHYSDEV next = GET_NEXT_PHYSDEV( dev, pPutImage );
FIXME( "rop %08x unsupported, forwarding to graphics driver\n", rop );
return next->funcs->pPutImage( next, 0, clip, info, bits, src, dst, rop );
}
if (hbitmap)
{
BITMAPOBJ *bmp = GDI_GetObjPtr( hbitmap, OBJ_BITMAP );
if (!bmp) return ERROR_INVALID_HANDLE;
assert(bmp->dib);
if (!init_dib_info( &stand_alone, &bmp->dib->dsBmih, bmp->dib->dsBitfields,
bmp->color_table, bmp->nb_colors, bmp->dib->dsBm.bmBits, 0 ))
{
ret = ERROR_BAD_FORMAT;
goto done;
}
dib = &stand_alone;
rop = SRCCOPY;
}
else
{
pdev = get_dibdrv_pdev( dev );
dib = &pdev->dib;
}
if (info->bmiHeader.biPlanes != 1) goto update_format;
if (info->bmiHeader.biBitCount != dib->bit_count) goto update_format;
if (!matching_color_info( dib, info )) goto update_format;
if (!bits)
{
ret = ERROR_SUCCESS;
goto done;
}
if ((src->width != dst->width) || (src->height != dst->height))
{
ret = ERROR_TRANSFORM_NOT_SUPPORTED;
goto done;
}
init_dib_info_from_bitmapinfo( &src_dib, info, bits->ptr, 0 );
src_dib.bits.is_copy = bits->is_copy;
origin.x = src->visrect.left;
origin.y = src->visrect.top;
if (!hbitmap)
{
if (clip) saved_clip = add_extra_clipping_region( pdev, clip );
clip = pdev->clip;
}
rop2 = ((rop >> 16) & 0xf) + 1;
if (clip == NULL) dib->funcs->copy_rect( dib, &dst->visrect, &src_dib, &origin, rop2 );
else
{
clip_data = get_wine_region( clip );
for (i = 0; i < clip_data->numRects; i++)
{
RECT clipped_rect;
if (intersect_rect( &clipped_rect, &dst->visrect, clip_data->rects + i ))
{
origin.x = src->visrect.left + clipped_rect.left - dst->visrect.left;
origin.y = src->visrect.top + clipped_rect.top - dst->visrect.top;
dib->funcs->copy_rect( dib, &clipped_rect, &src_dib, &origin, rop2 );
}
}
release_wine_region( clip );
}
ret = ERROR_SUCCESS;
if (saved_clip) restore_clipping_region( pdev, saved_clip );
goto done;
update_format:
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = dib->bit_count;
set_color_info( dib, info );
ret = ERROR_BAD_FORMAT;
done:
if (hbitmap) GDI_ReleaseObj( hbitmap );
return ret;
}
......@@ -66,8 +66,8 @@ static void init_bit_fields(dib_info *dib, const DWORD *bit_fields)
calc_shift_and_len(dib->blue_mask, &dib->blue_shift, &dib->blue_len);
}
static BOOL init_dib_info(dib_info *dib, const BITMAPINFOHEADER *bi, const DWORD *bit_fields,
RGBQUAD *color_table, int color_table_size, void *bits, enum dib_info_flags flags)
BOOL init_dib_info(dib_info *dib, const BITMAPINFOHEADER *bi, const DWORD *bit_fields,
RGBQUAD *color_table, int color_table_size, void *bits, enum dib_info_flags flags)
{
dib->bit_count = bi->biBitCount;
dib->width = bi->biWidth;
......@@ -304,7 +304,7 @@ static void update_masks( dibdrv_physdev *pdev, INT rop )
* Temporarily add a region to the current clipping region.
* The returned region must be restored with restore_clipping_region.
*/
static HRGN add_extra_clipping_region( dibdrv_physdev *pdev, HRGN rgn )
HRGN add_extra_clipping_region( dibdrv_physdev *pdev, HRGN rgn )
{
HRGN ret, clip;
......@@ -318,7 +318,7 @@ static HRGN add_extra_clipping_region( dibdrv_physdev *pdev, HRGN rgn )
/***********************************************************************
* restore_clipping_region
*/
static void restore_clipping_region( dibdrv_physdev *pdev, HRGN rgn )
void restore_clipping_region( dibdrv_physdev *pdev, HRGN rgn )
{
if (!rgn) return;
DeleteObject( pdev->clip );
......@@ -338,259 +338,6 @@ static BOOL dibdrv_DeleteDC( PHYSDEV dev )
return 0;
}
static void set_color_info( const dib_info *dib, BITMAPINFO *info )
{
DWORD *masks = (DWORD *)info->bmiColors;
info->bmiHeader.biCompression = BI_RGB;
info->bmiHeader.biClrUsed = 0;
switch (info->bmiHeader.biBitCount)
{
case 1:
case 4:
case 8:
if (dib->color_table)
{
info->bmiHeader.biClrUsed = min( dib->color_table_size, 1 << dib->bit_count );
memcpy( info->bmiColors, dib->color_table,
info->bmiHeader.biClrUsed * sizeof(RGBQUAD) );
}
break;
case 16:
masks[0] = dib->red_mask;
masks[1] = dib->green_mask;
masks[2] = dib->blue_mask;
info->bmiHeader.biCompression = BI_BITFIELDS;
break;
case 32:
if (dib->funcs != &funcs_8888)
{
masks[0] = dib->red_mask;
masks[1] = dib->green_mask;
masks[2] = dib->blue_mask;
info->bmiHeader.biCompression = BI_BITFIELDS;
}
break;
}
}
/***********************************************************************
* dibdrv_GetImage
*/
static DWORD dibdrv_GetImage( PHYSDEV dev, HBITMAP hbitmap, BITMAPINFO *info,
struct gdi_image_bits *bits, struct bitblt_coords *src )
{
DWORD ret = ERROR_SUCCESS;
dib_info *dib, stand_alone;
TRACE( "%p %p %p\n", dev, hbitmap, info );
info->bmiHeader.biSize = sizeof(info->bmiHeader);
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biCompression = BI_RGB;
info->bmiHeader.biXPelsPerMeter = 0;
info->bmiHeader.biYPelsPerMeter = 0;
info->bmiHeader.biClrUsed = 0;
info->bmiHeader.biClrImportant = 0;
if (hbitmap)
{
BITMAPOBJ *bmp = GDI_GetObjPtr( hbitmap, OBJ_BITMAP );
if (!bmp) return ERROR_INVALID_HANDLE;
assert(bmp->dib);
if (!init_dib_info( &stand_alone, &bmp->dib->dsBmih, bmp->dib->dsBitfields,
bmp->color_table, bmp->nb_colors, bmp->dib->dsBm.bmBits, 0 ))
{
ret = ERROR_BAD_FORMAT;
goto done;
}
dib = &stand_alone;
}
else
{
dibdrv_physdev *pdev = get_dibdrv_pdev(dev);
dib = &pdev->dib;
}
info->bmiHeader.biWidth = dib->width;
info->bmiHeader.biHeight = dib->stride > 0 ? -dib->height : dib->height;
info->bmiHeader.biBitCount = dib->bit_count;
info->bmiHeader.biSizeImage = dib->height * abs( dib->stride );
set_color_info( dib, info );
if (bits)
{
bits->ptr = dib->bits.ptr;
if (dib->stride < 0)
bits->ptr = (char *)bits->ptr + (dib->height - 1) * dib->stride;
bits->is_copy = FALSE;
bits->free = NULL;
}
done:
if (hbitmap) GDI_ReleaseObj( hbitmap );
return ret;
}
static BOOL matching_color_info( const dib_info *dib, const BITMAPINFO *info )
{
switch (info->bmiHeader.biBitCount)
{
case 1:
case 4:
case 8:
{
RGBQUAD *color_table = (RGBQUAD *)((char *)info + info->bmiHeader.biSize);
if (dib->color_table_size != get_dib_num_of_colors( info )) return FALSE;
return !memcmp( color_table, dib->color_table, dib->color_table_size * sizeof(RGBQUAD) );
}
case 16:
{
DWORD *masks = (DWORD *)info->bmiColors;
if (info->bmiHeader.biCompression == BI_RGB) return dib->funcs == &funcs_555;
if (info->bmiHeader.biCompression == BI_BITFIELDS)
return masks[0] == dib->red_mask && masks[1] == dib->green_mask && masks[2] == dib->blue_mask;
break;
}
case 24:
return TRUE;
case 32:
{
DWORD *masks = (DWORD *)info->bmiColors;
if (info->bmiHeader.biCompression == BI_RGB) return dib->funcs == &funcs_8888;
if (info->bmiHeader.biCompression == BI_BITFIELDS)
return masks[0] == dib->red_mask && masks[1] == dib->green_mask && masks[2] == dib->blue_mask;
break;
}
}
return FALSE;
}
static inline BOOL rop_uses_pat(DWORD rop)
{
return ((rop >> 4) & 0x0f0000) != (rop & 0x0f0000);
}
/***********************************************************************
* dibdrv_PutImage
*/
static DWORD dibdrv_PutImage( PHYSDEV dev, HBITMAP hbitmap, HRGN clip, BITMAPINFO *info,
const struct gdi_image_bits *bits, struct bitblt_coords *src,
struct bitblt_coords *dst, DWORD rop )
{
dib_info *dib, stand_alone;
DWORD ret;
POINT origin;
dib_info src_dib;
HRGN saved_clip = NULL;
dibdrv_physdev *pdev = NULL;
const WINEREGION *clip_data;
int i, rop2;
TRACE( "%p %p %p\n", dev, hbitmap, info );
if (!hbitmap && rop_uses_pat( rop ))
{
PHYSDEV next = GET_NEXT_PHYSDEV( dev, pPutImage );
FIXME( "rop %08x unsupported, forwarding to graphics driver\n", rop );
return next->funcs->pPutImage( next, 0, clip, info, bits, src, dst, rop );
}
if (hbitmap)
{
BITMAPOBJ *bmp = GDI_GetObjPtr( hbitmap, OBJ_BITMAP );
if (!bmp) return ERROR_INVALID_HANDLE;
assert(bmp->dib);
if (!init_dib_info( &stand_alone, &bmp->dib->dsBmih, bmp->dib->dsBitfields,
bmp->color_table, bmp->nb_colors, bmp->dib->dsBm.bmBits, 0 ))
{
ret = ERROR_BAD_FORMAT;
goto done;
}
dib = &stand_alone;
rop = SRCCOPY;
}
else
{
pdev = get_dibdrv_pdev( dev );
dib = &pdev->dib;
}
if (info->bmiHeader.biPlanes != 1) goto update_format;
if (info->bmiHeader.biBitCount != dib->bit_count) goto update_format;
if (!matching_color_info( dib, info )) goto update_format;
if (!bits)
{
ret = ERROR_SUCCESS;
goto done;
}
if ((src->width != dst->width) || (src->height != dst->height))
{
ret = ERROR_TRANSFORM_NOT_SUPPORTED;
goto done;
}
init_dib_info_from_bitmapinfo( &src_dib, info, bits->ptr, 0 );
src_dib.bits.is_copy = bits->is_copy;
origin.x = src->visrect.left;
origin.y = src->visrect.top;
if (!hbitmap)
{
if (clip) saved_clip = add_extra_clipping_region( pdev, clip );
clip = pdev->clip;
}
rop2 = ((rop >> 16) & 0xf) + 1;
if (clip == NULL) dib->funcs->copy_rect( dib, &dst->visrect, &src_dib, &origin, rop2 );
else
{
clip_data = get_wine_region( clip );
for (i = 0; i < clip_data->numRects; i++)
{
RECT clipped_rect;
if (intersect_rect( &clipped_rect, &dst->visrect, clip_data->rects + i ))
{
origin.x = src->visrect.left + clipped_rect.left - dst->visrect.left;
origin.y = src->visrect.top + clipped_rect.top - dst->visrect.top;
dib->funcs->copy_rect( dib, &clipped_rect, &src_dib, &origin, rop2 );
}
}
release_wine_region( clip );
}
ret = ERROR_SUCCESS;
if (saved_clip) restore_clipping_region( pdev, saved_clip );
goto done;
update_format:
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = dib->bit_count;
set_color_info( dib, info );
ret = ERROR_BAD_FORMAT;
done:
if (hbitmap) GDI_ReleaseObj( hbitmap );
return ret;
}
/***********************************************************************
* dibdrv_SelectBitmap
*/
......
......@@ -18,12 +18,17 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
extern DWORD dibdrv_GetImage( PHYSDEV dev, HBITMAP hbitmap, BITMAPINFO *info,
struct gdi_image_bits *bits, struct bitblt_coords *src ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_LineTo( PHYSDEV dev, INT x, INT y ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_PatBlt( PHYSDEV dev, struct bitblt_coords *dst, DWORD rop ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_PaintRgn( PHYSDEV dev, HRGN hrgn ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_PolyPolyline( PHYSDEV dev, const POINT* pt, const DWORD* counts,
DWORD polylines ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_Polyline( PHYSDEV dev, const POINT* pt, INT count ) DECLSPEC_HIDDEN;
extern DWORD dibdrv_PutImage( PHYSDEV dev, HBITMAP hbitmap, HRGN clip, BITMAPINFO *info,
const struct gdi_image_bits *bits, struct bitblt_coords *src,
struct bitblt_coords *dst, DWORD rop ) DECLSPEC_HIDDEN;
extern BOOL dibdrv_Rectangle( PHYSDEV dev, INT left, INT top, INT right, INT bottom ) DECLSPEC_HIDDEN;
extern HBRUSH dibdrv_SelectBrush( PHYSDEV dev, HBRUSH hbrush ) DECLSPEC_HIDDEN;
extern HPEN dibdrv_SelectPen( PHYSDEV dev, HPEN hpen ) DECLSPEC_HIDDEN;
......@@ -69,13 +74,20 @@ extern void get_rop_codes(INT rop, struct rop_codes *codes);
extern void calc_and_xor_masks(INT rop, DWORD color, DWORD *and, DWORD *xor) DECLSPEC_HIDDEN;
extern void update_brush_rop( dibdrv_physdev *pdev, INT rop ) DECLSPEC_HIDDEN;
extern void reset_dash_origin(dibdrv_physdev *pdev) DECLSPEC_HIDDEN;
extern BOOL init_dib_info(dib_info *dib, const BITMAPINFOHEADER *bi, const DWORD *bit_fields,
RGBQUAD *color_table, int color_table_size, void *bits,
enum dib_info_flags flags) DECLSPEC_HIDDEN;
extern BOOL init_dib_info_from_packed(dib_info *dib, const BITMAPINFOHEADER *bi, WORD usage, HPALETTE pal) DECLSPEC_HIDDEN;
extern BOOL init_dib_info_from_bitmapinfo(dib_info *dib, const BITMAPINFO *info, void *bits,
enum dib_info_flags flags) DECLSPEC_HIDDEN;
extern void free_dib_info(dib_info *dib) DECLSPEC_HIDDEN;
extern void free_pattern_brush(dibdrv_physdev *pdev) DECLSPEC_HIDDEN;
extern void copy_dib_color_info(dib_info *dst, const dib_info *src) DECLSPEC_HIDDEN;
extern BOOL convert_dib(dib_info *dst, const dib_info *src) DECLSPEC_HIDDEN;
extern DWORD get_fg_color(dibdrv_physdev *pdev, COLORREF color) DECLSPEC_HIDDEN;
extern BOOL brush_rects( dibdrv_physdev *pdev, int num, const RECT *rects ) DECLSPEC_HIDDEN;
extern HRGN add_extra_clipping_region( dibdrv_physdev *pdev, HRGN rgn ) DECLSPEC_HIDDEN;
extern void restore_clipping_region( dibdrv_physdev *pdev, HRGN rgn ) DECLSPEC_HIDDEN;
static inline BOOL defer_pen(dibdrv_physdev *pdev)
{
......
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