Alexandre Julliard : gdi32: Forward DescribePixelFormat to opengl32 which in turn calls GdiDescribePixelFormat .
Alexandre Julliard
julliard at winehq.org
Tue Jun 26 13:34:12 CDT 2012
Module: wine
Branch: master
Commit: e9f270bd412ad8dae6645c5cf726b74e6397281c
URL: http://source.winehq.org/git/wine.git/?a=commit;h=e9f270bd412ad8dae6645c5cf726b74e6397281c
Author: Alexandre Julliard <julliard at winehq.org>
Date: Mon Jun 25 21:59:11 2012 +0200
gdi32: Forward DescribePixelFormat to opengl32 which in turn calls GdiDescribePixelFormat.
---
dlls/gdi32/gdi32.spec | 2 +-
dlls/gdi32/opengl.c | 15 +++++++++++++++
dlls/gdi32/painting.c | 17 ++++-------------
dlls/opengl32/wgl.c | 11 ++++++-----
4 files changed, 26 insertions(+), 19 deletions(-)
diff --git a/dlls/gdi32/gdi32.spec b/dlls/gdi32/gdi32.spec
index c723af3..60988da 100644
--- a/dlls/gdi32/gdi32.spec
+++ b/dlls/gdi32/gdi32.spec
@@ -169,7 +169,7 @@
@ stub GdiDeleteLocalDC
@ stub GdiDeleteLocalObject
# @ stub GdiDeleteSpoolFileHandle
-# @ stub GdiDescribePixelFormat
+@ stdcall GdiDescribePixelFormat(long long long ptr)
@ stub GdiDllInitialize
@ stdcall GdiDrawStream(long long ptr)
# @ stub GdiEndDocEMF
diff --git a/dlls/gdi32/opengl.c b/dlls/gdi32/opengl.c
index 11f7395..f021502 100644
--- a/dlls/gdi32/opengl.c
+++ b/dlls/gdi32/opengl.c
@@ -41,6 +41,7 @@ WINE_DEFAULT_DEBUG_CHANNEL(wgl);
static const WCHAR opengl32W[] = {'o','p','e','n','g','l','3','2','.','d','l','l',0};
static HMODULE opengl32;
static INT (WINAPI *wglChoosePixelFormat)(HDC,const PIXELFORMATDESCRIPTOR *);
+static INT (WINAPI *wglDescribePixelFormat)(HDC,INT,UINT,PIXELFORMATDESCRIPTOR*);
static HDC default_hdc = 0;
@@ -237,3 +238,17 @@ INT WINAPI ChoosePixelFormat( HDC hdc, const PIXELFORMATDESCRIPTOR *pfd )
}
return wglChoosePixelFormat( hdc, pfd );
}
+
+/******************************************************************************
+ * DescribePixelFormat (GDI32.@)
+ */
+INT WINAPI DescribePixelFormat( HDC hdc, INT fmt, UINT size, PIXELFORMATDESCRIPTOR *pfd )
+{
+ if (!wglDescribePixelFormat)
+ {
+ if (!opengl32) opengl32 = LoadLibraryW( opengl32W );
+ if (!(wglDescribePixelFormat = (void *)GetProcAddress( opengl32, "wglDescribePixelFormat" )))
+ return 0;
+ }
+ return wglDescribePixelFormat( hdc, fmt, size, pfd );
+}
diff --git a/dlls/gdi32/painting.c b/dlls/gdi32/painting.c
index 7f98e25..e8c2882 100644
--- a/dlls/gdi32/painting.c
+++ b/dlls/gdi32/painting.c
@@ -547,21 +547,12 @@ INT WINAPI GetPixelFormat( HDC hdc )
/******************************************************************************
- * DescribePixelFormat [GDI32.@]
- * Gets info about pixel format from DC
+ * GdiDescribePixelFormat [GDI32.@]
*
- * PARAMS
- * hdc [I] Device context
- * iPixelFormat [I] Pixel format selector
- * nBytes [I] Size of buffer
- * ppfd [O] Pointer to structure to receive pixel format data
- *
- * RETURNS
- * Success: Maximum pixel format index of the device context
- * Failure: 0
+ * Probably not the correct semantics, it's supposed to be an internal backend for DescribePixelFormat.
*/
-INT WINAPI DescribePixelFormat( HDC hdc, INT iPixelFormat, UINT nBytes,
- LPPIXELFORMATDESCRIPTOR ppfd )
+INT WINAPI GdiDescribePixelFormat( HDC hdc, INT iPixelFormat, UINT nBytes,
+ LPPIXELFORMATDESCRIPTOR ppfd )
{
INT ret = 0;
DC * dc = get_dc_ptr( hdc );
diff --git a/dlls/opengl32/wgl.c b/dlls/opengl32/wgl.c
index cd4c6ff..2a59e04 100644
--- a/dlls/opengl32/wgl.c
+++ b/dlls/opengl32/wgl.c
@@ -51,7 +51,6 @@ static struct
BOOL (WINAPI *p_SetPixelFormat)(HDC hdc, INT iPixelFormat, const PIXELFORMATDESCRIPTOR *ppfd);
BOOL (WINAPI *p_wglMakeCurrent)(HDC hdc, HGLRC hglrc);
HGLRC (WINAPI *p_wglCreateContext)(HDC hdc);
- INT (WINAPI *p_DescribePixelFormat)(HDC hdc, INT iPixelFormat, UINT nBytes, LPPIXELFORMATDESCRIPTOR ppfd);
INT (WINAPI *p_GetPixelFormat)(HDC hdc);
/* internal WGL functions */
@@ -89,6 +88,8 @@ static char* internal_gl_extensions = NULL;
const GLubyte * WINAPI wine_glGetString( GLenum name );
+extern INT WINAPI GdiDescribePixelFormat( HDC hdc, INT fmt, UINT size, PIXELFORMATDESCRIPTOR *pfd );
+
/***********************************************************************
* wglSetPixelFormat(OPENGL32.@)
*/
@@ -184,7 +185,7 @@ INT WINAPI wglChoosePixelFormat(HDC hdc, const PIXELFORMATDESCRIPTOR* ppfd)
ppfd->cColorBits, ppfd->cRedBits, ppfd->cGreenBits, ppfd->cBlueBits, ppfd->cAlphaBits,
ppfd->cAccumBits, ppfd->cDepthBits, ppfd->cStencilBits, ppfd->cAuxBuffers );
- count = wine_wgl.p_DescribePixelFormat( hdc, 0, 0, NULL );
+ count = GdiDescribePixelFormat( hdc, 0, 0, NULL );
if (!count) return 0;
best_format = 0;
@@ -197,7 +198,7 @@ INT WINAPI wglChoosePixelFormat(HDC hdc, const PIXELFORMATDESCRIPTOR* ppfd)
for (i = 1; i <= count; i++)
{
- if (!wine_wgl.p_DescribePixelFormat( hdc, i, sizeof(format), &format )) continue;
+ if (!GdiDescribePixelFormat( hdc, i, sizeof(format), &format )) continue;
if (ppfd->iPixelType != format.iPixelType)
{
@@ -338,8 +339,9 @@ INT WINAPI wglChoosePixelFormat(HDC hdc, const PIXELFORMATDESCRIPTOR* ppfd)
INT WINAPI wglDescribePixelFormat(HDC hdc, INT iPixelFormat, UINT nBytes,
LPPIXELFORMATDESCRIPTOR ppfd)
{
- return wine_wgl.p_DescribePixelFormat(hdc, iPixelFormat, nBytes, ppfd);
+ return GdiDescribePixelFormat(hdc, iPixelFormat, nBytes, ppfd);
}
+
/***********************************************************************
* wglGetPixelFormat (OPENGL32.@)
*/
@@ -1087,7 +1089,6 @@ static BOOL process_attach(void)
wine_wgl.p_SetPixelFormat = (void *)GetProcAddress(mod_gdi32, "SetPixelFormat");
wine_wgl.p_wglMakeCurrent = (void *)GetProcAddress(mod_gdi32, "wglMakeCurrent");
wine_wgl.p_wglCreateContext = (void *)GetProcAddress(mod_gdi32, "wglCreateContext");
- wine_wgl.p_DescribePixelFormat = (void *)GetProcAddress(mod_gdi32, "DescribePixelFormat");
wine_wgl.p_GetPixelFormat = (void *)GetProcAddress(mod_gdi32, "GetPixelFormat");
/* internal WGL functions */
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