From 26ffd445861f405e295644df1cbac29458a6054f Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jos=C3=A9=20Fonseca?= Date: Wed, 6 May 2009 19:58:08 +0100 Subject: [PATCH] wgl: Enforce a minimum 1x1 framebuffer size. --- .../state_trackers/wgl/shared/stw_context.c | 27 +++++++++++++------ 1 file changed, 19 insertions(+), 8 deletions(-) diff --git a/src/gallium/state_trackers/wgl/shared/stw_context.c b/src/gallium/state_trackers/wgl/shared/stw_context.c index d532b1563b8..b61f74f69b6 100644 --- a/src/gallium/state_trackers/wgl/shared/stw_context.c +++ b/src/gallium/state_trackers/wgl/shared/stw_context.c @@ -278,19 +278,30 @@ stw_release_context( /* Find the width and height of the window named by hdc. */ static void -stw_get_window_size( HDC hdc, GLuint *width, GLuint *height ) +stw_get_window_size( HDC hdc, GLuint *pwidth, GLuint *pheight ) { - if (WindowFromDC( hdc )) { - RECT rect; + GLuint width, height; + HWND hwnd; - GetClientRect( WindowFromDC( hdc ), &rect ); - *width = rect.right - rect.left; - *height = rect.bottom - rect.top; + hwnd = WindowFromDC( hdc ); + if (hwnd) { + RECT rect; + GetClientRect( hwnd, &rect ); + width = rect.right - rect.left; + height = rect.bottom - rect.top; } else { - *width = GetDeviceCaps( hdc, HORZRES ); - *height = GetDeviceCaps( hdc, VERTRES ); + width = GetDeviceCaps( hdc, HORZRES ); + height = GetDeviceCaps( hdc, VERTRES ); } + + if(width < 1) + width = 1; + if(height < 1) + height = 1; + + *pwidth = width; + *pheight = height; } UINT_PTR -- 2.30.2