* The fail-on-call policy will help adding the most needed things imho.\r
*/\r
\r
+extern int fgPlatformGlutGet ( GLenum eWhat );\r
+\r
/* -- LOCAL DEFINITIONS ---------------------------------------------------- */\r
\r
/* -- PRIVATE FUNCTIONS ---------------------------------------------------- */\r
\r
return returnValue;\r
}\r
-#endif\r
-\r
-/* -- INTERFACE FUNCTIONS -------------------------------------------------- */\r
-\r
-/*\r
- * General settings assignment method\r
- */\r
-void FGAPIENTRY glutSetOption( GLenum eWhat, int value )\r
-{\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSetOption" );\r
-\r
- /*\r
- * XXX In chronological code add order. (WHY in that order?)\r
- */\r
- switch( eWhat )\r
- {\r
- case GLUT_INIT_WINDOW_X:\r
- fgState.Position.X = (GLint)value;\r
- break;\r
-\r
- case GLUT_INIT_WINDOW_Y:\r
- fgState.Position.Y = (GLint)value;\r
- break;\r
-\r
- case GLUT_INIT_WINDOW_WIDTH:\r
- fgState.Size.X = (GLint)value;\r
- break;\r
-\r
- case GLUT_INIT_WINDOW_HEIGHT:\r
- fgState.Size.Y = (GLint)value;\r
- break;\r
-\r
- case GLUT_INIT_DISPLAY_MODE:\r
- fgState.DisplayMode = (unsigned int)value;\r
- break;\r
-\r
- case GLUT_ACTION_ON_WINDOW_CLOSE:\r
- fgState.ActionOnWindowClose = value;\r
- break;\r
-\r
- case GLUT_RENDERING_CONTEXT:\r
- fgState.UseCurrentContext =\r
- ( value == GLUT_USE_CURRENT_CONTEXT ) ? GL_TRUE : GL_FALSE;\r
- break;\r
-\r
- case GLUT_DIRECT_RENDERING:\r
- fgState.DirectContext = value;\r
- break;\r
-\r
- case GLUT_WINDOW_CURSOR:\r
- if( fgStructure.CurrentWindow != NULL )\r
- fgStructure.CurrentWindow->State.Cursor = value;\r
- break;\r
-\r
- case GLUT_AUX:\r
- fgState.AuxiliaryBufferNumber = value;\r
- break;\r
-\r
- case GLUT_MULTISAMPLE:\r
- fgState.SampleNumber = value;\r
- break;\r
-\r
- default:\r
- fgWarning( "glutSetOption(): missing enum handle %d", eWhat );\r
- break;\r
- }\r
-}\r
-\r
-#if TARGET_HOST_MS_WINDOWS\r
-/* The following include file is available from SGI but is not standard:\r
- * #include <GL/wglext.h>\r
- * So we copy the necessary parts out of it to support the multisampling query\r
- */\r
-#define WGL_SAMPLES_ARB 0x2042\r
-#endif\r
-\r
\r
-/*\r
- * General settings query method\r
- */\r
-int FGAPIENTRY glutGet( GLenum eWhat )\r
+static int fgPlatformGlutGet ( GLenum eWhat )\r
{\r
-#if TARGET_HOST_MS_WINDOWS\r
- int returnValue ;\r
- GLboolean boolValue ;\r
-#endif\r
-\r
int nsamples = 0;\r
\r
- switch (eWhat)\r
- {\r
- case GLUT_INIT_STATE:\r
- return fgState.Initialised;\r
-\r
- case GLUT_ELAPSED_TIME:\r
- return fgElapsedTime();\r
- }\r
-\r
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutGet" );\r
-\r
- /* XXX In chronological code add order. (WHY in that order?) */\r
switch( eWhat )\r
{\r
- /* Following values are stored in fgState and fgDisplay global structures */\r
- case GLUT_SCREEN_WIDTH: return fgDisplay.ScreenWidth ;\r
- case GLUT_SCREEN_HEIGHT: return fgDisplay.ScreenHeight ;\r
- case GLUT_SCREEN_WIDTH_MM: return fgDisplay.ScreenWidthMM ;\r
- case GLUT_SCREEN_HEIGHT_MM: return fgDisplay.ScreenHeightMM;\r
- case GLUT_INIT_WINDOW_X: return fgState.Position.Use ?\r
- fgState.Position.X : -1 ;\r
- case GLUT_INIT_WINDOW_Y: return fgState.Position.Use ?\r
- fgState.Position.Y : -1 ;\r
- case GLUT_INIT_WINDOW_WIDTH: return fgState.Size.Use ?\r
- fgState.Size.X : -1 ;\r
- case GLUT_INIT_WINDOW_HEIGHT: return fgState.Size.Use ?\r
- fgState.Size.Y : -1 ;\r
- case GLUT_INIT_DISPLAY_MODE: return fgState.DisplayMode ;\r
- case GLUT_INIT_MAJOR_VERSION: return fgState.MajorVersion ;\r
- case GLUT_INIT_MINOR_VERSION: return fgState.MinorVersion ;\r
- case GLUT_INIT_FLAGS: return fgState.ContextFlags ;\r
- case GLUT_INIT_PROFILE: return fgState.ContextProfile ;\r
-\r
-#if TARGET_HOST_POSIX_X11\r
/*\r
* The window/context specific queries are handled mostly by\r
* fghGetConfig().\r
\r
return fghGetConfig( GLX_VISUAL_ID );\r
\r
-#elif TARGET_HOST_MS_WINDOWS\r
+ default:\r
+ fgWarning( "glutGet(): missing enum handle %d", eWhat );\r
+ break;\r
+ }\r
+}\r
+#endif\r
\r
- case GLUT_WINDOW_NUM_SAMPLES:\r
- glGetIntegerv(WGL_SAMPLES_ARB, &nsamples);\r
- return nsamples;\r
+/* -- INTERFACE FUNCTIONS -------------------------------------------------- */\r
\r
- /* Handle the OpenGL inquiries */\r
- case GLUT_WINDOW_RGBA:\r
-#if defined(_WIN32_WCE)\r
- boolValue = (GLboolean)0; /* WinCE doesn't support this feature */\r
-#else\r
- glGetBooleanv ( GL_RGBA_MODE, &boolValue );\r
- returnValue = boolValue ? 1 : 0;\r
-#endif\r
- return returnValue;\r
- case GLUT_WINDOW_DOUBLEBUFFER:\r
-#if defined(_WIN32_WCE)\r
- boolValue = (GLboolean)0; /* WinCE doesn't support this feature */\r
-#else\r
- glGetBooleanv ( GL_DOUBLEBUFFER, &boolValue );\r
- returnValue = boolValue ? 1 : 0;\r
-#endif\r
- return returnValue;\r
- case GLUT_WINDOW_STEREO:\r
-#if defined(_WIN32_WCE)\r
- boolValue = (GLboolean)0; /* WinCE doesn't support this feature */\r
-#else\r
- glGetBooleanv ( GL_STEREO, &boolValue );\r
- returnValue = boolValue ? 1 : 0;\r
-#endif\r
- return returnValue;\r
-\r
- case GLUT_WINDOW_RED_SIZE:\r
- glGetIntegerv ( GL_RED_BITS, &returnValue );\r
- return returnValue;\r
- case GLUT_WINDOW_GREEN_SIZE:\r
- glGetIntegerv ( GL_GREEN_BITS, &returnValue );\r
- return returnValue;\r
- case GLUT_WINDOW_BLUE_SIZE:\r
- glGetIntegerv ( GL_BLUE_BITS, &returnValue );\r
- return returnValue;\r
- case GLUT_WINDOW_ALPHA_SIZE:\r
- glGetIntegerv ( GL_ALPHA_BITS, &returnValue );\r
- return returnValue;\r
- case GLUT_WINDOW_ACCUM_RED_SIZE:\r
-#if defined(_WIN32_WCE)\r
- returnValue = 0; /* WinCE doesn't support this feature */\r
-#else\r
- glGetIntegerv ( GL_ACCUM_RED_BITS, &returnValue );\r
-#endif\r
- return returnValue;\r
- case GLUT_WINDOW_ACCUM_GREEN_SIZE:\r
-#if defined(_WIN32_WCE)\r
- returnValue = 0; /* WinCE doesn't support this feature */\r
-#else\r
- glGetIntegerv ( GL_ACCUM_GREEN_BITS, &returnValue );\r
-#endif\r
- return returnValue;\r
- case GLUT_WINDOW_ACCUM_BLUE_SIZE:\r
-#if defined(_WIN32_WCE)\r
- returnValue = 0; /* WinCE doesn't support this feature */\r
-#else\r
- glGetIntegerv ( GL_ACCUM_BLUE_BITS, &returnValue );\r
-#endif\r
- return returnValue;\r
- case GLUT_WINDOW_ACCUM_ALPHA_SIZE:\r
-#if defined(_WIN32_WCE)\r
- returnValue = 0; /* WinCE doesn't support this feature */\r
-#else\r
- glGetIntegerv ( GL_ACCUM_ALPHA_BITS, &returnValue );\r
-#endif\r
- return returnValue;\r
- case GLUT_WINDOW_DEPTH_SIZE:\r
- glGetIntegerv ( GL_DEPTH_BITS, &returnValue );\r
- return returnValue;\r
-\r
- case GLUT_WINDOW_BUFFER_SIZE:\r
- returnValue = 1 ; /* ????? */\r
- return returnValue;\r
- case GLUT_WINDOW_STENCIL_SIZE:\r
- returnValue = 0 ; /* ????? */\r
- return returnValue;\r
+/*\r
+ * General settings assignment method\r
+ */\r
+void FGAPIENTRY glutSetOption( GLenum eWhat, int value )\r
+{\r
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutSetOption" );\r
\r
- case GLUT_WINDOW_X:\r
- case GLUT_WINDOW_Y:\r
- case GLUT_WINDOW_WIDTH:\r
- case GLUT_WINDOW_HEIGHT:\r
+ /*\r
+ * XXX In chronological code add order. (WHY in that order?)\r
+ */\r
+ switch( eWhat )\r
{\r
- /*\r
- * There is considerable confusion about the "right thing to\r
- * do" concerning window size and position. GLUT itself is\r
- * not consistent between Windows and UNIX/X11; since\r
- * platform independence is a virtue for "freeglut", we\r
- * decided to break with GLUT's behaviour.\r
- *\r
- * Under UNIX/X11, it is apparently not possible to get the\r
- * window border sizes in order to subtract them off the\r
- * window's initial position until some time after the window\r
- * has been created. Therefore we decided on the following\r
- * behaviour, both under Windows and under UNIX/X11:\r
- * - When you create a window with position (x,y) and size\r
- * (w,h), the upper left hand corner of the outside of the\r
- * window is at (x,y) and the size of the drawable area is\r
- * (w,h).\r
- * - When you query the size and position of the window--as\r
- * is happening here for Windows--"freeglut" will return\r
- * the size of the drawable area--the (w,h) that you\r
- * specified when you created the window--and the coordinates\r
- * of the upper left hand corner of the drawable\r
- * area--which is NOT the (x,y) you specified.\r
- */\r
+ case GLUT_INIT_WINDOW_X:\r
+ fgState.Position.X = (GLint)value;\r
+ break;\r
\r
- RECT winRect;\r
+ case GLUT_INIT_WINDOW_Y:\r
+ fgState.Position.Y = (GLint)value;\r
+ break;\r
\r
- freeglut_return_val_if_fail( fgStructure.CurrentWindow != NULL, 0 );\r
+ case GLUT_INIT_WINDOW_WIDTH:\r
+ fgState.Size.X = (GLint)value;\r
+ break;\r
\r
-#if defined(_WIN32_WCE)\r
- GetWindowRect( fgStructure.CurrentWindow->Window.Handle, &winRect );\r
-#else\r
- winRect = fghGetClientArea(fgStructure.CurrentWindow, FALSE);\r
-#endif /* defined(_WIN32_WCE) */\r
+ case GLUT_INIT_WINDOW_HEIGHT:\r
+ fgState.Size.Y = (GLint)value;\r
+ break;\r
\r
- switch( eWhat )\r
- {\r
- case GLUT_WINDOW_X: return winRect.left ;\r
- case GLUT_WINDOW_Y: return winRect.top ;\r
- case GLUT_WINDOW_WIDTH: return winRect.right - winRect.left;\r
- case GLUT_WINDOW_HEIGHT: return winRect.bottom - winRect.top;\r
- }\r
- }\r
- break;\r
+ case GLUT_INIT_DISPLAY_MODE:\r
+ fgState.DisplayMode = (unsigned int)value;\r
+ break;\r
\r
- case GLUT_WINDOW_BORDER_WIDTH :\r
- case GLUT_WINDOW_HEADER_HEIGHT :\r
-#if defined(_WIN32_WCE)\r
- return 0;\r
-#else\r
- {\r
- DWORD windowStyle;\r
-\r
- if (fgStructure.CurrentWindow && fgStructure.CurrentWindow->Window.Handle)\r
- windowStyle = GetWindowLong(fgStructure.CurrentWindow->Window.Handle, GWL_STYLE);\r
- else\r
- /* If no window, return sizes for a default window with title bar and border */\r
- windowStyle = WS_OVERLAPPEDWINDOW;\r
- \r
- switch( eWhat )\r
- {\r
- case GLUT_WINDOW_BORDER_WIDTH:\r
- {\r
- int xBorderWidth, yBorderWidth;\r
- fghGetBorderWidth(windowStyle, &xBorderWidth, &yBorderWidth);\r
- return xBorderWidth;\r
- }\r
- case GLUT_WINDOW_HEADER_HEIGHT:\r
- /* Need to query for WS_MAXIMIZEBOX to see if we have a title bar, the WS_CAPTION query is also true for a WS_DLGFRAME only... */\r
- return (windowStyle & WS_MAXIMIZEBOX)? GetSystemMetrics( SM_CYCAPTION ) : 0;\r
- }\r
- }\r
-#endif /* defined(_WIN32_WCE) */\r
+ case GLUT_ACTION_ON_WINDOW_CLOSE:\r
+ fgState.ActionOnWindowClose = value;\r
+ break;\r
\r
- case GLUT_DISPLAY_MODE_POSSIBLE:\r
-#if defined(_WIN32_WCE)\r
- return 0;\r
-#else\r
- return fgSetupPixelFormat( fgStructure.CurrentWindow, GL_TRUE,\r
- PFD_MAIN_PLANE );\r
-#endif /* defined(_WIN32_WCE) */\r
+ case GLUT_RENDERING_CONTEXT:\r
+ fgState.UseCurrentContext =\r
+ ( value == GLUT_USE_CURRENT_CONTEXT ) ? GL_TRUE : GL_FALSE;\r
+ break;\r
\r
+ case GLUT_DIRECT_RENDERING:\r
+ fgState.DirectContext = value;\r
+ break;\r
\r
- case GLUT_WINDOW_FORMAT_ID:\r
-#if !defined(_WIN32_WCE)\r
+ case GLUT_WINDOW_CURSOR:\r
if( fgStructure.CurrentWindow != NULL )\r
- return GetPixelFormat( fgStructure.CurrentWindow->Window.Device );\r
-#endif /* defined(_WIN32_WCE) */\r
- return 0;\r
+ fgStructure.CurrentWindow->State.Cursor = value;\r
+ break;\r
\r
-#endif\r
+ case GLUT_AUX:\r
+ fgState.AuxiliaryBufferNumber = value;\r
+ break;\r
+\r
+ case GLUT_MULTISAMPLE:\r
+ fgState.SampleNumber = value;\r
+ break;\r
+\r
+ default:\r
+ fgWarning( "glutSetOption(): missing enum handle %d", eWhat );\r
+ break;\r
+ }\r
+}\r
+\r
+/*\r
+ * General settings query method\r
+ */\r
+int FGAPIENTRY glutGet( GLenum eWhat )\r
+{\r
+ switch (eWhat)\r
+ {\r
+ case GLUT_INIT_STATE:\r
+ return fgState.Initialised;\r
+\r
+ case GLUT_ELAPSED_TIME:\r
+ return fgElapsedTime();\r
+ }\r
+\r
+ FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutGet" );\r
+\r
+ /* XXX In chronological code add order. (WHY in that order?) */\r
+ switch( eWhat )\r
+ {\r
+ /* Following values are stored in fgState and fgDisplay global structures */\r
+ case GLUT_SCREEN_WIDTH: return fgDisplay.ScreenWidth ;\r
+ case GLUT_SCREEN_HEIGHT: return fgDisplay.ScreenHeight ;\r
+ case GLUT_SCREEN_WIDTH_MM: return fgDisplay.ScreenWidthMM ;\r
+ case GLUT_SCREEN_HEIGHT_MM: return fgDisplay.ScreenHeightMM;\r
+ case GLUT_INIT_WINDOW_X: return fgState.Position.Use ?\r
+ fgState.Position.X : -1 ;\r
+ case GLUT_INIT_WINDOW_Y: return fgState.Position.Use ?\r
+ fgState.Position.Y : -1 ;\r
+ case GLUT_INIT_WINDOW_WIDTH: return fgState.Size.Use ?\r
+ fgState.Size.X : -1 ;\r
+ case GLUT_INIT_WINDOW_HEIGHT: return fgState.Size.Use ?\r
+ fgState.Size.Y : -1 ;\r
+ case GLUT_INIT_DISPLAY_MODE: return fgState.DisplayMode ;\r
+ case GLUT_INIT_MAJOR_VERSION: return fgState.MajorVersion ;\r
+ case GLUT_INIT_MINOR_VERSION: return fgState.MinorVersion ;\r
+ case GLUT_INIT_FLAGS: return fgState.ContextFlags ;\r
+ case GLUT_INIT_PROFILE: return fgState.ContextProfile ;\r
\r
/* The window structure queries */\r
case GLUT_WINDOW_PARENT:\r
return fgState.SampleNumber;\r
\r
default:\r
- fgWarning( "glutGet(): missing enum handle %d", eWhat );\r
+ return fgPlatformGlutGet ( eWhat );\r
break;\r
}\r
return -1;\r
+/*\r
+ * freeglut_state_mswin.c\r
+ *\r
+ * The Windows-specific mouse cursor related stuff.\r
+ *\r
+ * Copyright (c) 2012 Stephen J. Baker. All Rights Reserved.\r
+ * Written by John F. Fay, <fayjf@sourceforge.net>\r
+ * Creation date: Sun Jan 22, 2012\r
+ *\r
+ * Permission is hereby granted, free of charge, to any person obtaining a\r
+ * copy of this software and associated documentation files (the "Software"),\r
+ * to deal in the Software without restriction, including without limitation\r
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,\r
+ * and/or sell copies of the Software, and to permit persons to whom the\r
+ * Software is furnished to do so, subject to the following conditions:\r
+ *\r
+ * The above copyright notice and this permission notice shall be included\r
+ * in all copies or substantial portions of the Software.\r
+ *\r
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS\r
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL\r
+ * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
+ */\r
+\r
+#include <GL/freeglut.h>\r
+#include "freeglut_internal_mswin.h"\r
+\r
+\r
+\r
+/* The following include file is available from SGI but is not standard:\r
+ * #include <GL/wglext.h>\r
+ * So we copy the necessary parts out of it to support the multisampling query\r
+ */\r
+#define WGL_SAMPLES_ARB 0x2042\r
+\r
+\r
+\r
+int fgPlatformGlutGet ( GLenum eWhat )\r
+{\r
+ int returnValue ;\r
+ GLboolean boolValue ;\r
+\r
+ int nsamples = 0;\r
+\r
+ switch( eWhat )\r
+ {\r
+ case GLUT_WINDOW_NUM_SAMPLES:\r
+ glGetIntegerv(WGL_SAMPLES_ARB, &nsamples);\r
+ return nsamples;\r
+\r
+ /* Handle the OpenGL inquiries */\r
+ case GLUT_WINDOW_RGBA:\r
+#if defined(_WIN32_WCE)\r
+ boolValue = (GLboolean)0; /* WinCE doesn't support this feature */\r
+#else\r
+ glGetBooleanv ( GL_RGBA_MODE, &boolValue );\r
+ returnValue = boolValue ? 1 : 0;\r
+#endif\r
+ return returnValue;\r
+ case GLUT_WINDOW_DOUBLEBUFFER:\r
+#if defined(_WIN32_WCE)\r
+ boolValue = (GLboolean)0; /* WinCE doesn't support this feature */\r
+#else\r
+ glGetBooleanv ( GL_DOUBLEBUFFER, &boolValue );\r
+ returnValue = boolValue ? 1 : 0;\r
+#endif\r
+ return returnValue;\r
+ case GLUT_WINDOW_STEREO:\r
+#if defined(_WIN32_WCE)\r
+ boolValue = (GLboolean)0; /* WinCE doesn't support this feature */\r
+#else\r
+ glGetBooleanv ( GL_STEREO, &boolValue );\r
+ returnValue = boolValue ? 1 : 0;\r
+#endif\r
+ return returnValue;\r
+\r
+ case GLUT_WINDOW_RED_SIZE:\r
+ glGetIntegerv ( GL_RED_BITS, &returnValue );\r
+ return returnValue;\r
+ case GLUT_WINDOW_GREEN_SIZE:\r
+ glGetIntegerv ( GL_GREEN_BITS, &returnValue );\r
+ return returnValue;\r
+ case GLUT_WINDOW_BLUE_SIZE:\r
+ glGetIntegerv ( GL_BLUE_BITS, &returnValue );\r
+ return returnValue;\r
+ case GLUT_WINDOW_ALPHA_SIZE:\r
+ glGetIntegerv ( GL_ALPHA_BITS, &returnValue );\r
+ return returnValue;\r
+ case GLUT_WINDOW_ACCUM_RED_SIZE:\r
+#if defined(_WIN32_WCE)\r
+ returnValue = 0; /* WinCE doesn't support this feature */\r
+#else\r
+ glGetIntegerv ( GL_ACCUM_RED_BITS, &returnValue );\r
+#endif\r
+ return returnValue;\r
+ case GLUT_WINDOW_ACCUM_GREEN_SIZE:\r
+#if defined(_WIN32_WCE)\r
+ returnValue = 0; /* WinCE doesn't support this feature */\r
+#else\r
+ glGetIntegerv ( GL_ACCUM_GREEN_BITS, &returnValue );\r
+#endif\r
+ return returnValue;\r
+ case GLUT_WINDOW_ACCUM_BLUE_SIZE:\r
+#if defined(_WIN32_WCE)\r
+ returnValue = 0; /* WinCE doesn't support this feature */\r
+#else\r
+ glGetIntegerv ( GL_ACCUM_BLUE_BITS, &returnValue );\r
+#endif\r
+ return returnValue;\r
+ case GLUT_WINDOW_ACCUM_ALPHA_SIZE:\r
+#if defined(_WIN32_WCE)\r
+ returnValue = 0; /* WinCE doesn't support this feature */\r
+#else\r
+ glGetIntegerv ( GL_ACCUM_ALPHA_BITS, &returnValue );\r
+#endif\r
+ return returnValue;\r
+ case GLUT_WINDOW_DEPTH_SIZE:\r
+ glGetIntegerv ( GL_DEPTH_BITS, &returnValue );\r
+ return returnValue;\r
+\r
+ case GLUT_WINDOW_BUFFER_SIZE:\r
+ returnValue = 1 ; /* ????? */\r
+ return returnValue;\r
+ case GLUT_WINDOW_STENCIL_SIZE:\r
+ returnValue = 0 ; /* ????? */\r
+ return returnValue;\r
+\r
+ case GLUT_WINDOW_X:\r
+ case GLUT_WINDOW_Y:\r
+ case GLUT_WINDOW_WIDTH:\r
+ case GLUT_WINDOW_HEIGHT:\r
+ {\r
+ /*\r
+ * There is considerable confusion about the "right thing to\r
+ * do" concerning window size and position. GLUT itself is\r
+ * not consistent between Windows and UNIX/X11; since\r
+ * platform independence is a virtue for "freeglut", we\r
+ * decided to break with GLUT's behaviour.\r
+ *\r
+ * Under UNIX/X11, it is apparently not possible to get the\r
+ * window border sizes in order to subtract them off the\r
+ * window's initial position until some time after the window\r
+ * has been created. Therefore we decided on the following\r
+ * behaviour, both under Windows and under UNIX/X11:\r
+ * - When you create a window with position (x,y) and size\r
+ * (w,h), the upper left hand corner of the outside of the\r
+ * window is at (x,y) and the size of the drawable area is\r
+ * (w,h).\r
+ * - When you query the size and position of the window--as\r
+ * is happening here for Windows--"freeglut" will return\r
+ * the size of the drawable area--the (w,h) that you\r
+ * specified when you created the window--and the coordinates\r
+ * of the upper left hand corner of the drawable\r
+ * area--which is NOT the (x,y) you specified.\r
+ */\r
+\r
+ RECT winRect;\r
+\r
+ freeglut_return_val_if_fail( fgStructure.CurrentWindow != NULL, 0 );\r
+\r
+#if defined(_WIN32_WCE)\r
+ GetWindowRect( fgStructure.CurrentWindow->Window.Handle, &winRect );\r
+#else\r
+ winRect = fghGetClientArea(fgStructure.CurrentWindow, FALSE);\r
+#endif /* defined(_WIN32_WCE) */\r
+\r
+ switch( eWhat )\r
+ {\r
+ case GLUT_WINDOW_X: return winRect.left ;\r
+ case GLUT_WINDOW_Y: return winRect.top ;\r
+ case GLUT_WINDOW_WIDTH: return winRect.right - winRect.left;\r
+ case GLUT_WINDOW_HEIGHT: return winRect.bottom - winRect.top;\r
+ }\r
+ }\r
+ break;\r
+\r
+ case GLUT_WINDOW_BORDER_WIDTH :\r
+ case GLUT_WINDOW_HEADER_HEIGHT :\r
+#if defined(_WIN32_WCE)\r
+ return 0;\r
+#else\r
+ {\r
+ DWORD windowStyle;\r
+\r
+ if (fgStructure.CurrentWindow && fgStructure.CurrentWindow->Window.Handle)\r
+ windowStyle = GetWindowLong(fgStructure.CurrentWindow->Window.Handle, GWL_STYLE);\r
+ else\r
+ /* If no window, return sizes for a default window with title bar and border */\r
+ windowStyle = WS_OVERLAPPEDWINDOW;\r
+ \r
+ switch( eWhat )\r
+ {\r
+ case GLUT_WINDOW_BORDER_WIDTH:\r
+ {\r
+ int xBorderWidth, yBorderWidth;\r
+ fghGetBorderWidth(windowStyle, &xBorderWidth, &yBorderWidth);\r
+ return xBorderWidth;\r
+ }\r
+ case GLUT_WINDOW_HEADER_HEIGHT:\r
+ /* Need to query for WS_MAXIMIZEBOX to see if we have a title bar, the WS_CAPTION query is also true for a WS_DLGFRAME only... */\r
+ return (windowStyle & WS_MAXIMIZEBOX)? GetSystemMetrics( SM_CYCAPTION ) : 0;\r
+ }\r
+ }\r
+#endif /* defined(_WIN32_WCE) */\r
+\r
+ case GLUT_DISPLAY_MODE_POSSIBLE:\r
+#if defined(_WIN32_WCE)\r
+ return 0;\r
+#else\r
+ return fgSetupPixelFormat( fgStructure.CurrentWindow, GL_TRUE,\r
+ PFD_MAIN_PLANE );\r
+#endif /* defined(_WIN32_WCE) */\r
+\r
+\r
+ case GLUT_WINDOW_FORMAT_ID:\r
+#if !defined(_WIN32_WCE)\r
+ if( fgStructure.CurrentWindow != NULL )\r
+ return GetPixelFormat( fgStructure.CurrentWindow->Window.Device );\r
+#endif /* defined(_WIN32_WCE) */\r
+ return 0;\r
+\r
+ default:\r
+ fgWarning( "glutGet(): missing enum handle %d", eWhat );\r
+ break;\r
+ }\r
+\r
+ return -1;\r
+}\r
projects / freeglut / commitdiff