Sweden-Number/dlls/gdi32/dibdrv/dc.c

1281 lines
45 KiB
C

/*
* DIB driver initialization and DC functions.
*
* 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 "ntgdi_private.h"
#include "dibdrv.h"
#include "wine/wgl.h"
#include "wine/wgl_driver.h"
#include "wine/exception.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dib);
static const struct osmesa_funcs *osmesa_funcs;
static const DWORD bit_fields_888[3] = {0xff0000, 0x00ff00, 0x0000ff};
static const DWORD bit_fields_555[3] = {0x7c00, 0x03e0, 0x001f};
static void calc_shift_and_len(DWORD mask, int *shift, int *len)
{
int s, l;
if(!mask)
{
*shift = *len = 0;
return;
}
s = 0;
while ((mask & 1) == 0)
{
mask >>= 1;
s++;
}
l = 0;
while ((mask & 1) == 1)
{
mask >>= 1;
l++;
}
*shift = s;
*len = l;
}
static void init_bit_fields(dib_info *dib, const DWORD *bit_fields)
{
dib->red_mask = bit_fields[0];
dib->green_mask = bit_fields[1];
dib->blue_mask = bit_fields[2];
calc_shift_and_len(dib->red_mask, &dib->red_shift, &dib->red_len);
calc_shift_and_len(dib->green_mask, &dib->green_shift, &dib->green_len);
calc_shift_and_len(dib->blue_mask, &dib->blue_shift, &dib->blue_len);
}
static void init_dib_info(dib_info *dib, const BITMAPINFOHEADER *bi, int stride,
const DWORD *bit_fields, const RGBQUAD *color_table, void *bits)
{
dib->bit_count = bi->biBitCount;
dib->width = bi->biWidth;
dib->height = bi->biHeight;
dib->rect.left = 0;
dib->rect.top = 0;
dib->rect.right = bi->biWidth;
dib->rect.bottom = abs( bi->biHeight );
dib->compression = bi->biCompression;
dib->stride = stride;
dib->bits.ptr = bits;
dib->bits.is_copy = FALSE;
dib->bits.free = NULL;
dib->bits.param = NULL;
if(dib->height < 0) /* top-down */
{
dib->height = -dib->height;
}
else /* bottom-up */
{
/* bits always points to the top-left corner and the stride is -ve */
dib->bits.ptr = (BYTE*)dib->bits.ptr + (dib->height - 1) * dib->stride;
dib->stride = -dib->stride;
}
dib->funcs = &funcs_null;
switch(dib->bit_count)
{
case 32:
if(bi->biCompression == BI_RGB)
bit_fields = bit_fields_888;
init_bit_fields(dib, bit_fields);
if(dib->red_mask == 0xff0000 && dib->green_mask == 0x00ff00 && dib->blue_mask == 0x0000ff)
dib->funcs = &funcs_8888;
else
dib->funcs = &funcs_32;
break;
case 24:
dib->funcs = &funcs_24;
break;
case 16:
if(bi->biCompression == BI_RGB)
bit_fields = bit_fields_555;
init_bit_fields(dib, bit_fields);
if(dib->red_mask == 0x7c00 && dib->green_mask == 0x03e0 && dib->blue_mask == 0x001f)
dib->funcs = &funcs_555;
else
dib->funcs = &funcs_16;
break;
case 8:
dib->funcs = &funcs_8;
break;
case 4:
dib->funcs = &funcs_4;
break;
case 1:
dib->funcs = &funcs_1;
break;
}
if (color_table && bi->biClrUsed)
{
dib->color_table = color_table;
dib->color_table_size = bi->biClrUsed;
}
else
{
dib->color_table = NULL;
dib->color_table_size = 0;
}
}
void init_dib_info_from_bitmapinfo(dib_info *dib, const BITMAPINFO *info, void *bits)
{
int width_bytes = get_dib_stride( info->bmiHeader.biWidth, info->bmiHeader.biBitCount );
if (info->bmiHeader.biSizeImage)
width_bytes = info->bmiHeader.biSizeImage / abs( info->bmiHeader.biHeight );
init_dib_info( dib, &info->bmiHeader, width_bytes,
(const DWORD *)info->bmiColors, info->bmiColors, bits );
}
BOOL init_dib_info_from_bitmapobj(dib_info *dib, BITMAPOBJ *bmp)
{
if (!is_bitmapobj_dib( bmp ))
{
BITMAPINFO info;
get_ddb_bitmapinfo( bmp, &info );
init_dib_info_from_bitmapinfo( dib, &info, bmp->dib.dsBm.bmBits );
}
else init_dib_info( dib, &bmp->dib.dsBmih, bmp->dib.dsBm.bmWidthBytes,
bmp->dib.dsBitfields, bmp->color_table, bmp->dib.dsBm.bmBits );
return TRUE;
}
static void clear_dib_info(dib_info *dib)
{
dib->bits.ptr = NULL;
dib->bits.free = NULL;
dib->bits.param = NULL;
}
/**********************************************************************
* free_dib_info
*
* Free the resources associated with a dib and optionally the bits
*/
void free_dib_info(dib_info *dib)
{
if (dib->bits.free) dib->bits.free( &dib->bits );
clear_dib_info( dib );
}
void copy_dib_color_info(dib_info *dst, const dib_info *src)
{
dst->bit_count = src->bit_count;
dst->red_mask = src->red_mask;
dst->green_mask = src->green_mask;
dst->blue_mask = src->blue_mask;
dst->red_len = src->red_len;
dst->green_len = src->green_len;
dst->blue_len = src->blue_len;
dst->red_shift = src->red_shift;
dst->green_shift = src->green_shift;
dst->blue_shift = src->blue_shift;
dst->funcs = src->funcs;
dst->color_table_size = src->color_table_size;
dst->color_table = src->color_table;
}
DWORD convert_bitmapinfo( const BITMAPINFO *src_info, void *src_bits, struct bitblt_coords *src,
const BITMAPINFO *dst_info, void *dst_bits )
{
dib_info src_dib, dst_dib;
DWORD ret;
init_dib_info_from_bitmapinfo( &src_dib, src_info, src_bits );
init_dib_info_from_bitmapinfo( &dst_dib, dst_info, dst_bits );
__TRY
{
dst_dib.funcs->convert_to( &dst_dib, &src_dib, &src->visrect, FALSE );
ret = TRUE;
}
__EXCEPT_PAGE_FAULT
{
WARN( "invalid bits pointer %p\n", src_bits );
ret = FALSE;
}
__ENDTRY
if(!ret) return ERROR_BAD_FORMAT;
/* update coordinates, the destination rectangle is always stored at 0,0 */
src->x -= src->visrect.left;
src->y -= src->visrect.top;
offset_rect( &src->visrect, -src->visrect.left, -src->visrect.top );
return ERROR_SUCCESS;
}
int get_dib_rect( const dib_info *dib, RECT *rc )
{
rc->left = max( 0, -dib->rect.left );
rc->top = max( 0, -dib->rect.top );
rc->right = min( dib->rect.right, dib->width ) - dib->rect.left;
rc->bottom = min( dib->rect.bottom, dib->height ) - dib->rect.top;
return !is_rect_empty( rc );
}
int clip_rect_to_dib( const dib_info *dib, RECT *rc )
{
RECT rect;
return get_dib_rect( dib, &rect ) && intersect_rect( rc, &rect, rc );
}
int get_clipped_rects( const dib_info *dib, const RECT *rc, HRGN clip, struct clipped_rects *clip_rects )
{
const WINEREGION *region;
RECT rect, *out = clip_rects->buffer;
int i;
init_clipped_rects( clip_rects );
if (!get_dib_rect( dib, &rect )) return 0;
if (rc && !intersect_rect( &rect, &rect, rc )) return 0;
if (!clip)
{
*out = rect;
clip_rects->count = 1;
return 1;
}
if (!(region = get_wine_region( clip ))) return 0;
for (i = region_find_pt( region, rect.left, rect.top, NULL ); i < region->numRects; i++)
{
if (region->rects[i].top >= rect.bottom) break;
if (!intersect_rect( out, &rect, &region->rects[i] )) continue;
out++;
if (out == &clip_rects->buffer[ARRAY_SIZE( clip_rects->buffer )])
{
clip_rects->rects = HeapAlloc( GetProcessHeap(), 0, region->numRects * sizeof(RECT) );
if (!clip_rects->rects) return 0;
memcpy( clip_rects->rects, clip_rects->buffer, (out - clip_rects->buffer) * sizeof(RECT) );
out = clip_rects->rects + (out - clip_rects->buffer);
}
}
release_wine_region( clip );
clip_rects->count = out - clip_rects->rects;
return clip_rects->count;
}
void add_clipped_bounds( dibdrv_physdev *dev, const RECT *rect, HRGN clip )
{
const WINEREGION *region;
RECT rc;
if (!dev->bounds) return;
if (clip)
{
if (!(region = get_wine_region( clip ))) return;
if (!rect) rc = region->extents;
else intersect_rect( &rc, rect, &region->extents );
release_wine_region( clip );
}
else rc = *rect;
if (is_rect_empty( &rc )) return;
offset_rect( &rc, dev->dib.rect.left, dev->dib.rect.top );
add_bounds_rect( dev->bounds, &rc );
}
/**********************************************************************
* dibdrv_CreateDC
*/
static BOOL CDECL dibdrv_CreateDC( PHYSDEV *dev, LPCWSTR driver, LPCWSTR device,
LPCWSTR output, const DEVMODEW *data )
{
dibdrv_physdev *pdev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*pdev) );
if (!pdev) return FALSE;
clear_dib_info(&pdev->dib);
clear_dib_info(&pdev->brush.dib);
clear_dib_info(&pdev->pen_brush.dib);
push_dc_driver( dev, &pdev->dev, &dib_driver );
return TRUE;
}
/***********************************************************************
* dibdrv_DeleteDC
*/
static BOOL CDECL dibdrv_DeleteDC( PHYSDEV dev )
{
dibdrv_physdev *pdev = get_dibdrv_pdev(dev);
TRACE("(%p)\n", dev);
free_pattern_brush( &pdev->brush );
free_pattern_brush( &pdev->pen_brush );
release_cached_font( pdev->font );
HeapFree( GetProcessHeap(), 0, pdev );
return TRUE;
}
/***********************************************************************
* dibdrv_SelectBitmap
*/
static HBITMAP CDECL dibdrv_SelectBitmap( PHYSDEV dev, HBITMAP bitmap )
{
dibdrv_physdev *pdev = get_dibdrv_pdev(dev);
BITMAPOBJ *bmp = GDI_GetObjPtr( bitmap, NTGDI_OBJ_BITMAP );
dib_info dib;
TRACE("(%p, %p)\n", dev, bitmap);
if (!bmp) return 0;
if (!init_dib_info_from_bitmapobj(&dib, bmp))
{
GDI_ReleaseObj( bitmap );
return 0;
}
pdev->dib = dib;
GDI_ReleaseObj( bitmap );
return bitmap;
}
/***********************************************************************
* dibdrv_SetDeviceClipping
*/
static void CDECL dibdrv_SetDeviceClipping( PHYSDEV dev, HRGN rgn )
{
dibdrv_physdev *pdev = get_dibdrv_pdev(dev);
TRACE("(%p, %p)\n", dev, rgn);
pdev->clip = rgn;
}
/***********************************************************************
* dibdrv_SetBoundsRect
*/
static UINT CDECL dibdrv_SetBoundsRect( PHYSDEV dev, RECT *rect, UINT flags )
{
dibdrv_physdev *pdev = get_dibdrv_pdev( dev );
if (flags & DCB_DISABLE) pdev->bounds = NULL;
else if (flags & DCB_ENABLE) pdev->bounds = rect;
return DCB_RESET; /* we don't have device-specific bounds */
}
struct wgl_context;
static const struct
{
BYTE color_bits;
BYTE red_bits, red_shift;
BYTE green_bits, green_shift;
BYTE blue_bits, blue_shift;
BYTE alpha_bits, alpha_shift;
BYTE accum_bits;
BYTE depth_bits;
BYTE stencil_bits;
} pixel_formats[] =
{
{ 32, 8, 16, 8, 8, 8, 0, 8, 24, 16, 32, 8 },
{ 32, 8, 16, 8, 8, 8, 0, 8, 24, 16, 16, 8 },
{ 32, 8, 0, 8, 8, 8, 16, 8, 24, 16, 32, 8 },
{ 32, 8, 0, 8, 8, 8, 16, 8, 24, 16, 16, 8 },
{ 32, 8, 8, 8, 16, 8, 24, 8, 0, 16, 32, 8 },
{ 32, 8, 8, 8, 16, 8, 24, 8, 0, 16, 16, 8 },
{ 24, 8, 0, 8, 8, 8, 16, 0, 0, 16, 32, 8 },
{ 24, 8, 0, 8, 8, 8, 16, 0, 0, 16, 16, 8 },
{ 24, 8, 16, 8, 8, 8, 0, 0, 0, 16, 32, 8 },
{ 24, 8, 16, 8, 8, 8, 0, 0, 0, 16, 16, 8 },
{ 16, 5, 0, 6, 5, 5, 11, 0, 0, 16, 32, 8 },
{ 16, 5, 0, 6, 5, 5, 11, 0, 0, 16, 16, 8 },
};
/**********************************************************************
* dibdrv_wglDescribePixelFormat
*/
static int WINAPI dibdrv_wglDescribePixelFormat( HDC hdc, int fmt, UINT size, PIXELFORMATDESCRIPTOR *descr )
{
int ret = ARRAY_SIZE( pixel_formats );
if (!descr) return ret;
if (fmt <= 0 || fmt > ret) return 0;
if (size < sizeof(*descr)) return 0;
memset( descr, 0, sizeof(*descr) );
descr->nSize = sizeof(*descr);
descr->nVersion = 1;
descr->dwFlags = PFD_SUPPORT_GDI | PFD_SUPPORT_OPENGL | PFD_DRAW_TO_BITMAP | PFD_GENERIC_FORMAT;
descr->iPixelType = PFD_TYPE_RGBA;
descr->cColorBits = pixel_formats[fmt - 1].color_bits;
descr->cRedBits = pixel_formats[fmt - 1].red_bits;
descr->cRedShift = pixel_formats[fmt - 1].red_shift;
descr->cGreenBits = pixel_formats[fmt - 1].green_bits;
descr->cGreenShift = pixel_formats[fmt - 1].green_shift;
descr->cBlueBits = pixel_formats[fmt - 1].blue_bits;
descr->cBlueShift = pixel_formats[fmt - 1].blue_shift;
descr->cAlphaBits = pixel_formats[fmt - 1].alpha_bits;
descr->cAlphaShift = pixel_formats[fmt - 1].alpha_shift;
descr->cAccumBits = pixel_formats[fmt - 1].accum_bits;
descr->cAccumRedBits = pixel_formats[fmt - 1].accum_bits / 4;
descr->cAccumGreenBits = pixel_formats[fmt - 1].accum_bits / 4;
descr->cAccumBlueBits = pixel_formats[fmt - 1].accum_bits / 4;
descr->cAccumAlphaBits = pixel_formats[fmt - 1].accum_bits / 4;
descr->cDepthBits = pixel_formats[fmt - 1].depth_bits;
descr->cStencilBits = pixel_formats[fmt - 1].stencil_bits;
descr->cAuxBuffers = 0;
descr->iLayerType = PFD_MAIN_PLANE;
return ret;
}
/***********************************************************************
* dibdrv_wglCopyContext
*/
static BOOL WINAPI dibdrv_wglCopyContext( struct wgl_context *src, struct wgl_context *dst, UINT mask )
{
FIXME( "not supported yet\n" );
return FALSE;
}
/***********************************************************************
* dibdrv_wglCreateContext
*/
static struct wgl_context * WINAPI dibdrv_wglCreateContext( HDC hdc )
{
PIXELFORMATDESCRIPTOR descr;
int format = GetPixelFormat( hdc );
if (!format) format = 1;
if (!DescribePixelFormat( hdc, format, sizeof(descr), &descr )) return NULL;
if (!osmesa_funcs) return NULL;
return osmesa_funcs->create_context( hdc, &descr );
}
/***********************************************************************
* dibdrv_wglDeleteContext
*/
static BOOL WINAPI dibdrv_wglDeleteContext( struct wgl_context *context )
{
if (!osmesa_funcs) return FALSE;
return osmesa_funcs->delete_context( context );
}
/***********************************************************************
* dibdrv_wglGetPixelFormat
*/
static int WINAPI dibdrv_wglGetPixelFormat( HDC hdc )
{
DC *dc = get_dc_ptr( hdc );
int ret = 0;
if (dc)
{
ret = dc->pixel_format;
release_dc_ptr( dc );
}
return ret;
}
/***********************************************************************
* dibdrv_wglGetProcAddress
*/
static PROC WINAPI dibdrv_wglGetProcAddress( const char *proc )
{
if (!strncmp( proc, "wgl", 3 )) return NULL;
if (!osmesa_funcs) return NULL;
return osmesa_funcs->get_proc_address( proc );
}
/***********************************************************************
* dibdrv_wglMakeCurrent
*/
static BOOL WINAPI dibdrv_wglMakeCurrent( HDC hdc, struct wgl_context *context )
{
HBITMAP bitmap;
BITMAPOBJ *bmp;
dib_info dib;
BOOL ret = FALSE;
if (!osmesa_funcs) return FALSE;
if (!context) return osmesa_funcs->make_current( NULL, NULL, 0, 0, 0, 0 );
bitmap = NtGdiGetDCObject( hdc, NTGDI_OBJ_SURF );
bmp = GDI_GetObjPtr( bitmap, NTGDI_OBJ_BITMAP );
if (!bmp) return FALSE;
if (init_dib_info_from_bitmapobj( &dib, bmp ))
{
char *bits;
int width = dib.rect.right - dib.rect.left;
int height = dib.rect.bottom - dib.rect.top;
if (dib.stride < 0)
bits = (char *)dib.bits.ptr + (dib.rect.bottom - 1) * dib.stride;
else
bits = (char *)dib.bits.ptr + dib.rect.top * dib.stride;
bits += dib.rect.left * dib.bit_count / 8;
TRACE( "context %p bits %p size %ux%u\n", context, bits, width, height );
ret = osmesa_funcs->make_current( context, bits, width, height, dib.bit_count, dib.stride );
}
GDI_ReleaseObj( bitmap );
return ret;
}
/**********************************************************************
* dibdrv_wglSetPixelFormat
*/
static BOOL WINAPI dibdrv_wglSetPixelFormat( HDC hdc, int fmt, const PIXELFORMATDESCRIPTOR *descr )
{
if (fmt <= 0 || fmt > ARRAY_SIZE( pixel_formats )) return FALSE;
return NtGdiSetPixelFormat( hdc, fmt );
}
/***********************************************************************
* dibdrv_wglShareLists
*/
static BOOL WINAPI dibdrv_wglShareLists( struct wgl_context *org, struct wgl_context *dest )
{
FIXME( "not supported yet\n" );
return FALSE;
}
/***********************************************************************
* dibdrv_wglSwapBuffers
*/
static BOOL WINAPI dibdrv_wglSwapBuffers( HDC hdc )
{
return TRUE;
}
static struct opengl_funcs opengl_funcs =
{
{
dibdrv_wglCopyContext, /* p_wglCopyContext */
dibdrv_wglCreateContext, /* p_wglCreateContext */
dibdrv_wglDeleteContext, /* p_wglDeleteContext */
dibdrv_wglDescribePixelFormat, /* p_wglDescribePixelFormat */
dibdrv_wglGetPixelFormat, /* p_wglGetPixelFormat */
dibdrv_wglGetProcAddress, /* p_wglGetProcAddress */
dibdrv_wglMakeCurrent, /* p_wglMakeCurrent */
dibdrv_wglSetPixelFormat, /* p_wglSetPixelFormat */
dibdrv_wglShareLists, /* p_wglShareLists */
dibdrv_wglSwapBuffers, /* p_wglSwapBuffers */
}
};
/**********************************************************************
* dibdrv_wine_get_wgl_driver
*/
static struct opengl_funcs * CDECL dibdrv_wine_get_wgl_driver( PHYSDEV dev, UINT version )
{
if (version != WINE_WGL_DRIVER_VERSION)
{
ERR( "version mismatch, opengl32 wants %u but dibdrv has %u\n", version, WINE_WGL_DRIVER_VERSION );
return NULL;
}
if (!osmesa_funcs && __wine_init_unix_lib( gdi32_module, DLL_PROCESS_ATTACH, NULL, &osmesa_funcs ))
{
static int warned;
if (!warned++) ERR( "OSMesa not available, no OpenGL bitmap support\n" );
return (void *)-1;
}
osmesa_funcs->get_gl_funcs( &opengl_funcs );
return &opengl_funcs;
}
const struct gdi_dc_funcs dib_driver =
{
NULL, /* pAbortDoc */
NULL, /* pAbortPath */
dibdrv_AlphaBlend, /* pAlphaBlend */
NULL, /* pAngleArc */
dibdrv_Arc, /* pArc */
dibdrv_ArcTo, /* pArcTo */
NULL, /* pBeginPath */
dibdrv_BlendImage, /* pBlendImage */
dibdrv_Chord, /* pChord */
NULL, /* pCloseFigure */
NULL, /* pCreateCompatibleDC */
dibdrv_CreateDC, /* pCreateDC */
dibdrv_DeleteDC, /* pDeleteDC */
NULL, /* pDeleteObject */
dibdrv_Ellipse, /* pEllipse */
NULL, /* pEndDoc */
NULL, /* pEndPage */
NULL, /* pEndPath */
NULL, /* pEnumFonts */
NULL, /* pExtEscape */
dibdrv_ExtFloodFill, /* pExtFloodFill */
dibdrv_ExtTextOut, /* pExtTextOut */
dibdrv_FillPath, /* pFillPath */
NULL, /* pFillRgn */
NULL, /* pFontIsLinked */
NULL, /* pFrameRgn */
NULL, /* pGetBoundsRect */
NULL, /* pGetCharABCWidths */
NULL, /* pGetCharABCWidthsI */
NULL, /* pGetCharWidth */
NULL, /* pGetCharWidthInfo */
NULL, /* pGetDeviceCaps */
NULL, /* pGetDeviceGammaRamp */
NULL, /* pGetFontData */
NULL, /* pGetFontRealizationInfo */
NULL, /* pGetFontUnicodeRanges */
NULL, /* pGetGlyphIndices */
NULL, /* pGetGlyphOutline */
NULL, /* pGetICMProfile */
dibdrv_GetImage, /* pGetImage */
NULL, /* pGetKerningPairs */
dibdrv_GetNearestColor, /* pGetNearestColor */
NULL, /* pGetOutlineTextMetrics */
dibdrv_GetPixel, /* pGetPixel */
NULL, /* pGetSystemPaletteEntries */
NULL, /* pGetTextCharsetInfo */
NULL, /* pGetTextExtentExPoint */
NULL, /* pGetTextExtentExPointI */
NULL, /* pGetTextFace */
NULL, /* pGetTextMetrics */
dibdrv_GradientFill, /* pGradientFill */
NULL, /* pInvertRgn */
dibdrv_LineTo, /* pLineTo */
NULL, /* pMoveTo */
dibdrv_PaintRgn, /* pPaintRgn */
dibdrv_PatBlt, /* pPatBlt */
dibdrv_Pie, /* pPie */
NULL, /* pPolyBezier */
NULL, /* pPolyBezierTo */
NULL, /* pPolyDraw */
dibdrv_PolyPolygon, /* pPolyPolygon */
dibdrv_PolyPolyline, /* pPolyPolyline */
NULL, /* pPolylineTo */
dibdrv_PutImage, /* pPutImage */
NULL, /* pRealizeDefaultPalette */
NULL, /* pRealizePalette */
dibdrv_Rectangle, /* pRectangle */
NULL, /* pResetDC */
dibdrv_RoundRect, /* pRoundRect */
dibdrv_SelectBitmap, /* pSelectBitmap */
dibdrv_SelectBrush, /* pSelectBrush */
dibdrv_SelectFont, /* pSelectFont */
dibdrv_SelectPen, /* pSelectPen */
NULL, /* pSetBkColor */
dibdrv_SetBoundsRect, /* pSetBoundsRect */
dibdrv_SetDCBrushColor, /* pSetDCBrushColor */
dibdrv_SetDCPenColor, /* pSetDCPenColor */
NULL, /* pSetDIBitsToDevice */
dibdrv_SetDeviceClipping, /* pSetDeviceClipping */
NULL, /* pSetDeviceGammaRamp */
dibdrv_SetPixel, /* pSetPixel */
NULL, /* pSetTextColor */
NULL, /* pStartDoc */
NULL, /* pStartPage */
dibdrv_StretchBlt, /* pStretchBlt */
NULL, /* pStretchDIBits */
dibdrv_StrokeAndFillPath, /* pStrokeAndFillPath */
dibdrv_StrokePath, /* pStrokePath */
NULL, /* pUnrealizePalette */
NULL, /* pD3DKMTCheckVidPnExclusiveOwnership */
NULL, /* pD3DKMTSetVidPnSourceOwner */
dibdrv_wine_get_wgl_driver, /* wine_get_wgl_driver */
NULL, /* wine_get_vulkan_driver */
GDI_PRIORITY_DIB_DRV /* priority */
};
/***********************************************************************
* Driver for window surfaces.
*
* It uses the DIB engine but needs extra locking since multiple DCs
* can paint to the same window.
*/
#define FLUSH_PERIOD 50 /* time in ms since drawing started for forcing a surface flush */
struct windrv_physdev
{
struct gdi_physdev dev;
struct dibdrv_physdev *dibdrv;
struct window_surface *surface;
DWORD start_ticks;
};
static const struct gdi_dc_funcs window_driver;
static inline struct windrv_physdev *get_windrv_physdev( PHYSDEV dev )
{
return (struct windrv_physdev *)dev;
}
static inline void lock_surface( struct windrv_physdev *dev )
{
GDI_CheckNotLock();
dev->surface->funcs->lock( dev->surface );
if (is_rect_empty( dev->dibdrv->bounds )) dev->start_ticks = GetTickCount();
}
static inline void unlock_surface( struct windrv_physdev *dev )
{
dev->surface->funcs->unlock( dev->surface );
if (GetTickCount() - dev->start_ticks > FLUSH_PERIOD) dev->surface->funcs->flush( dev->surface );
}
static void CDECL unlock_bits_surface( struct gdi_image_bits *bits )
{
struct window_surface *surface = bits->param;
surface->funcs->unlock( surface );
}
void dibdrv_set_window_surface( DC *dc, struct window_surface *surface )
{
char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
BITMAPINFO *info = (BITMAPINFO *)buffer;
void *bits;
PHYSDEV windev;
struct windrv_physdev *physdev;
struct dibdrv_physdev *dibdrv;
TRACE( "%p %p\n", dc->hSelf, surface );
windev = pop_dc_driver( dc, &window_driver );
if (surface)
{
if (windev) push_dc_driver( &dc->physDev, windev, windev->funcs );
else
{
if (!window_driver.pCreateDC( &dc->physDev, NULL, NULL, NULL, NULL )) return;
windev = find_dc_driver( dc, &window_driver );
}
physdev = get_windrv_physdev( windev );
window_surface_add_ref( surface );
if (physdev->surface) window_surface_release( physdev->surface );
physdev->surface = surface;
dibdrv = physdev->dibdrv;
bits = surface->funcs->get_info( surface, info );
init_dib_info_from_bitmapinfo( &dibdrv->dib, info, bits );
dibdrv->dib.rect = dc->attr->vis_rect;
offset_rect( &dibdrv->dib.rect, -dc->device_rect.left, -dc->device_rect.top );
dibdrv->bounds = surface->funcs->get_bounds( surface );
DC_InitDC( dc );
}
else if (windev)
{
dib_driver.pDeleteDC( pop_dc_driver( dc, &dib_driver ));
windev->funcs->pDeleteDC( windev );
DC_InitDC( dc );
}
}
static BOOL CDECL windrv_AlphaBlend( PHYSDEV dst_dev, struct bitblt_coords *dst,
PHYSDEV src_dev, struct bitblt_coords *src, BLENDFUNCTION func )
{
struct windrv_physdev *physdev = get_windrv_physdev( dst_dev );
BOOL ret;
lock_surface( physdev );
dst_dev = GET_NEXT_PHYSDEV( dst_dev, pAlphaBlend );
ret = dst_dev->funcs->pAlphaBlend( dst_dev, dst, src_dev, src, func );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_Arc( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
INT xstart, INT ystart, INT xend, INT yend )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pArc );
ret = dev->funcs->pArc( dev, left, top, right, bottom, xstart, ystart, xend, yend );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_ArcTo( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
INT xstart, INT ystart, INT xend, INT yend )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pArcTo );
ret = dev->funcs->pArcTo( dev, left, top, right, bottom, xstart, ystart, xend, yend );
unlock_surface( physdev );
return ret;
}
static DWORD CDECL windrv_BlendImage( PHYSDEV dev, BITMAPINFO *info, const struct gdi_image_bits *bits,
struct bitblt_coords *src, struct bitblt_coords *dst, BLENDFUNCTION blend )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
DWORD ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pBlendImage );
ret = dev->funcs->pBlendImage( dev, info, bits, src, dst, blend );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_Chord( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
INT xstart, INT ystart, INT xend, INT yend )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pChord );
ret = dev->funcs->pChord( dev, left, top, right, bottom, xstart, ystart, xend, yend );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_CreateDC( PHYSDEV *dev, LPCWSTR driver, LPCWSTR device,
LPCWSTR output, const DEVMODEW *devmode )
{
struct windrv_physdev *physdev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*physdev) );
if (!physdev) return FALSE;
if (!dib_driver.pCreateDC( dev, NULL, NULL, NULL, NULL ))
{
HeapFree( GetProcessHeap(), 0, physdev );
return FALSE;
}
physdev->dibdrv = get_dibdrv_pdev( *dev );
push_dc_driver( dev, &physdev->dev, &window_driver );
return TRUE;
}
static BOOL CDECL windrv_DeleteDC( PHYSDEV dev )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
window_surface_release( physdev->surface );
HeapFree( GetProcessHeap(), 0, physdev );
return TRUE;
}
static BOOL CDECL windrv_Ellipse( PHYSDEV dev, INT left, INT top, INT right, INT bottom )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pEllipse );
ret = dev->funcs->pEllipse( dev, left, top, right, bottom );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_ExtFloodFill( PHYSDEV dev, INT x, INT y, COLORREF color, UINT type )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pExtFloodFill );
ret = dev->funcs->pExtFloodFill( dev, x, y, color, type );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags, const RECT *rect,
LPCWSTR str, UINT count, const INT *dx )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pExtTextOut );
ret = dev->funcs->pExtTextOut( dev, x, y, flags, rect, str, count, dx );
unlock_surface( physdev );
return ret;
}
static DWORD CDECL windrv_GetImage( PHYSDEV dev, BITMAPINFO *info,
struct gdi_image_bits *bits, struct bitblt_coords *src )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
DWORD ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pGetImage );
ret = dev->funcs->pGetImage( dev, info, bits, src );
/* don't return alpha if original surface doesn't support it */
if (info->bmiHeader.biBitCount == 32 &&
info->bmiHeader.biCompression == BI_RGB &&
physdev->dibdrv->dib.compression == BI_BITFIELDS)
{
DWORD *colors = (DWORD *)info->bmiColors;
colors[0] = 0xff0000;
colors[1] = 0x00ff00;
colors[2] = 0x0000ff;
info->bmiHeader.biCompression = BI_BITFIELDS;
}
if (!bits->is_copy)
{
/* use the freeing callback to unlock the surface */
assert( !bits->free );
bits->free = unlock_bits_surface;
bits->param = physdev->surface;
}
else unlock_surface( physdev );
return ret;
}
static COLORREF CDECL windrv_GetPixel( PHYSDEV dev, INT x, INT y )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
COLORREF ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pGetPixel );
ret = dev->funcs->pGetPixel( dev, x, y );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_GradientFill( PHYSDEV dev, TRIVERTEX *vert_array, ULONG nvert,
void * grad_array, ULONG ngrad, ULONG mode )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pGradientFill );
ret = dev->funcs->pGradientFill( dev, vert_array, nvert, grad_array, ngrad, mode );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_LineTo( PHYSDEV dev, INT x, INT y )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pLineTo );
ret = dev->funcs->pLineTo( dev, x, y );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_PaintRgn( PHYSDEV dev, HRGN rgn )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pPaintRgn );
ret = dev->funcs->pPaintRgn( dev, rgn );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_PatBlt( PHYSDEV dev, struct bitblt_coords *dst, DWORD rop )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pPatBlt );
ret = dev->funcs->pPatBlt( dev, dst, rop );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_Pie( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
INT xstart, INT ystart, INT xend, INT yend )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pPie );
ret = dev->funcs->pPie( dev, left, top, right, bottom, xstart, ystart, xend, yend );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_PolyPolygon( PHYSDEV dev, const POINT *points, const INT *counts, UINT polygons )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pPolyPolygon );
ret = dev->funcs->pPolyPolygon( dev, points, counts, polygons );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_PolyPolyline( PHYSDEV dev, const POINT *points, const DWORD *counts, DWORD lines )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pPolyPolyline );
ret = dev->funcs->pPolyPolyline( dev, points, counts, lines );
unlock_surface( physdev );
return ret;
}
static DWORD CDECL windrv_PutImage( PHYSDEV dev, HRGN clip, BITMAPINFO *info,
const struct gdi_image_bits *bits, struct bitblt_coords *src,
struct bitblt_coords *dst, DWORD rop )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
DWORD ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pPutImage );
ret = dev->funcs->pPutImage( dev, clip, info, bits, src, dst, rop );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_Rectangle( PHYSDEV dev, INT left, INT top, INT right, INT bottom )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pRectangle );
ret = dev->funcs->pRectangle( dev, left, top, right, bottom );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_RoundRect( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
INT ell_width, INT ell_height )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
BOOL ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pRoundRect );
ret = dev->funcs->pRoundRect( dev, left, top, right, bottom, ell_width, ell_height );
unlock_surface( physdev );
return ret;
}
static UINT CDECL windrv_SetBoundsRect( PHYSDEV dev, RECT *rect, UINT flags )
{
/* do nothing, we use the dibdrv bounds tracking for our own purpose */
return DCB_RESET;
}
static INT CDECL windrv_SetDIBitsToDevice( PHYSDEV dev, INT x_dst, INT y_dst, DWORD cx, DWORD cy,
INT x_src, INT y_src, UINT startscan, UINT lines,
const void *bits, BITMAPINFO *src_info, UINT coloruse )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
INT ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pSetDIBitsToDevice );
ret = dev->funcs->pSetDIBitsToDevice( dev, x_dst, y_dst, cx, cy,
x_src, y_src, startscan, lines, bits, src_info, coloruse );
unlock_surface( physdev );
return ret;
}
static void CDECL windrv_SetDeviceClipping( PHYSDEV dev, HRGN rgn )
{
dev = GET_NEXT_PHYSDEV( dev, pSetDeviceClipping );
dev->funcs->pSetDeviceClipping( dev, rgn );
/* also forward to the graphics driver for the OpenGL case */
if (dev->funcs == &dib_driver)
{
dev = GET_NEXT_PHYSDEV( dev, pSetDeviceClipping );
dev->funcs->pSetDeviceClipping( dev, rgn );
}
}
static COLORREF CDECL windrv_SetPixel( PHYSDEV dev, INT x, INT y, COLORREF color )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
COLORREF ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pSetPixel );
ret = dev->funcs->pSetPixel( dev, x, y, color );
unlock_surface( physdev );
return ret;
}
static BOOL CDECL windrv_StretchBlt( PHYSDEV dst_dev, struct bitblt_coords *dst,
PHYSDEV src_dev, struct bitblt_coords *src, DWORD rop )
{
struct windrv_physdev *physdev = get_windrv_physdev( dst_dev );
BOOL ret;
lock_surface( physdev );
dst_dev = GET_NEXT_PHYSDEV( dst_dev, pStretchBlt );
ret = dst_dev->funcs->pStretchBlt( dst_dev, dst, src_dev, src, rop );
unlock_surface( physdev );
return ret;
}
static INT CDECL windrv_StretchDIBits( PHYSDEV dev, INT x_dst, INT y_dst, INT width_dst, INT height_dst,
INT x_src, INT y_src, INT width_src, INT height_src, const void *bits,
BITMAPINFO *src_info, UINT coloruse, DWORD rop )
{
struct windrv_physdev *physdev = get_windrv_physdev( dev );
INT ret;
lock_surface( physdev );
dev = GET_NEXT_PHYSDEV( dev, pStretchDIBits );
ret = dev->funcs->pStretchDIBits( dev, x_dst, y_dst, width_dst, height_dst,
x_src, y_src, width_src, height_src, bits, src_info, coloruse, rop );
unlock_surface( physdev );
return ret;
}
static struct opengl_funcs * CDECL windrv_wine_get_wgl_driver( PHYSDEV dev, UINT version )
{
dev = GET_NEXT_PHYSDEV( dev, wine_get_wgl_driver );
if (dev->funcs == &dib_driver) dev = GET_NEXT_PHYSDEV( dev, wine_get_wgl_driver );
return dev->funcs->wine_get_wgl_driver( dev, version );
}
static const struct gdi_dc_funcs window_driver =
{
NULL, /* pAbortDoc */
NULL, /* pAbortPath */
windrv_AlphaBlend, /* pAlphaBlend */
NULL, /* pAngleArc */
windrv_Arc, /* pArc */
windrv_ArcTo, /* pArcTo */
NULL, /* pBeginPath */
windrv_BlendImage, /* pBlendImage */
windrv_Chord, /* pChord */
NULL, /* pCloseFigure */
NULL, /* pCreateCompatibleDC */
windrv_CreateDC, /* pCreateDC */
windrv_DeleteDC, /* pDeleteDC */
NULL, /* pDeleteObject */
windrv_Ellipse, /* pEllipse */
NULL, /* pEndDoc */
NULL, /* pEndPage */
NULL, /* pEndPath */
NULL, /* pEnumFonts */
NULL, /* pExtEscape */
windrv_ExtFloodFill, /* pExtFloodFill */
windrv_ExtTextOut, /* pExtTextOut */
NULL, /* pFillPath */
NULL, /* pFillRgn */
NULL, /* pFontIsLinked */
NULL, /* pFrameRgn */
NULL, /* pGetBoundsRect */
NULL, /* pGetCharABCWidths */
NULL, /* pGetCharABCWidthsI */
NULL, /* pGetCharWidth */
NULL, /* pGetCharWidthInfo */
NULL, /* pGetDeviceCaps */
NULL, /* pGetDeviceGammaRamp */
NULL, /* pGetFontData */
NULL, /* pGetFontRealizationInfo */
NULL, /* pGetFontUnicodeRanges */
NULL, /* pGetGlyphIndices */
NULL, /* pGetGlyphOutline */
NULL, /* pGetICMProfile */
windrv_GetImage, /* pGetImage */
NULL, /* pGetKerningPairs */
NULL, /* pGetNearestColor */
NULL, /* pGetOutlineTextMetrics */
windrv_GetPixel, /* pGetPixel */
NULL, /* pGetSystemPaletteEntries */
NULL, /* pGetTextCharsetInfo */
NULL, /* pGetTextExtentExPoint */
NULL, /* pGetTextExtentExPointI */
NULL, /* pGetTextFace */
NULL, /* pGetTextMetrics */
windrv_GradientFill, /* pGradientFill */
NULL, /* pInvertRgn */
windrv_LineTo, /* pLineTo */
NULL, /* pMoveTo */
windrv_PaintRgn, /* pPaintRgn */
windrv_PatBlt, /* pPatBlt */
windrv_Pie, /* pPie */
NULL, /* pPolyBezier */
NULL, /* pPolyBezierTo */
NULL, /* pPolyDraw */
windrv_PolyPolygon, /* pPolyPolygon */
windrv_PolyPolyline, /* pPolyPolyline */
NULL, /* pPolylineTo */
windrv_PutImage, /* pPutImage */
NULL, /* pRealizeDefaultPalette */
NULL, /* pRealizePalette */
windrv_Rectangle, /* pRectangle */
NULL, /* pResetDC */
windrv_RoundRect, /* pRoundRect */
NULL, /* pSelectBitmap */
NULL, /* pSelectBrush */
NULL, /* pSelectFont */
NULL, /* pSelectPen */
NULL, /* pSetBkColor */
windrv_SetBoundsRect, /* pSetBoundsRect */
NULL, /* pSetDCBrushColor */
NULL, /* pSetDCPenColor */
windrv_SetDIBitsToDevice, /* pSetDIBitsToDevice */
windrv_SetDeviceClipping, /* pSetDeviceClipping */
NULL, /* pSetDeviceGammaRamp */
windrv_SetPixel, /* pSetPixel */
NULL, /* pSetTextColor */
NULL, /* pStartDoc */
NULL, /* pStartPage */
windrv_StretchBlt, /* pStretchBlt */
windrv_StretchDIBits, /* pStretchDIBits */
NULL, /* pStrokeAndFillPath */
NULL, /* pStrokePath */
NULL, /* pUnrealizePalette */
NULL, /* pD3DKMTCheckVidPnExclusiveOwnership */
NULL, /* pD3DKMTSetVidPnSourceOwner */
windrv_wine_get_wgl_driver, /* wine_get_wgl_driver */
NULL, /* wine_get_vulkan_driver */
GDI_PRIORITY_DIB_DRV + 10 /* priority */
};