160 lines
3.8 KiB
C++
160 lines
3.8 KiB
C++
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2013 Blender Foundation.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): Jason Wilkins
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file ghost/intern/GHOST_Context.cpp
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* \ingroup GHOST
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*
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* Definition of GHOST_Context class.
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*/
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#include "GHOST_Context.h"
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#ifdef _WIN32
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# include <GL/wglew.h> // only for symbolic constants, do not use API functions
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# include <tchar.h>
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#
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# ifndef ERROR_PROFILE_DOES_NOT_MATCH_DEVICE
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# define ERROR_PROFILE_DOES_NOT_MATCH_DEVICE 0x7E7 // Mingw64 headers may have had this
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# endif
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#endif
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#include <cstdio>
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#include <cstring>
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#ifdef _WIN32
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bool win32_chk(bool result, const char *file, int line, const char *text)
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{
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if (!result) {
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LPTSTR formattedMsg = NULL;
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DWORD error = GetLastError();
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const char *msg;
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DWORD count = 0;
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switch (error) {
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case ERROR_INVALID_VERSION_ARB:
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msg = "The specified OpenGL version and feature set are either invalid or not supported.\n";
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break;
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case ERROR_INVALID_PROFILE_ARB:
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msg = "The specified OpenGL profile and feature set are either invalid or not supported.\n";
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break;
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case ERROR_INVALID_PIXEL_TYPE_ARB:
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msg = "The specified pixel type is invalid.\n";
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break;
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case ERROR_INCOMPATIBLE_DEVICE_CONTEXTS_ARB:
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msg = ("The device contexts specified are not compatible. "
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"This can occur if the device contexts are managed by "
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"different drivers or possibly on different graphics adapters.\n");
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break;
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#ifdef WITH_GLEW_ES
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case ERROR_INCOMPATIBLE_AFFINITY_MASKS_NV:
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msg = "The device context(s) and rendering context have non-matching affinity masks.\n";
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break;
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case ERROR_MISSING_AFFINITY_MASK_NV:
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msg = "The rendering context does not have an affinity mask set.\n";
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break;
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#endif
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case ERROR_PROFILE_DOES_NOT_MATCH_DEVICE:
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msg = ("The specified profile is intended for a device of a "
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"different type than the specified device.\n");
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break;
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default:
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{
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count =
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FormatMessage(
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(FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_FROM_SYSTEM |
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FORMAT_MESSAGE_IGNORE_INSERTS),
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NULL,
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error,
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
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(LPTSTR)(&formattedMsg),
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0,
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NULL);
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msg = count > 0 ? formattedMsg : "<no system message>\n";
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break;
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}
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}
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#ifndef NDEBUG
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_ftprintf(
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stderr,
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"%s(%d):[%s] -> Win32 Error# (%lu): %s",
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file,
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line,
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text,
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(unsigned long)error,
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msg);
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#else
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_ftprintf(
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stderr,
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"Win32 Error# (%lu): %s",
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(unsigned long)error,
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msg);
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#endif
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SetLastError(NO_ERROR);
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if (count != 0)
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LocalFree(formattedMsg);
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}
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return result;
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}
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#endif // _WIN32
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void GHOST_Context::initContextGLEW()
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{
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mxDestroyContext(m_mxContext); // no-op if m_mxContext is NULL
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mxMakeCurrentContext(mxCreateContext());
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m_mxContext = mxGetCurrentContext();
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}
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void GHOST_Context::initClearGL()
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{
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glClearColor(0.447, 0.447, 0.447, 0.000);
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glClear(GL_COLOR_BUFFER_BIT);
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glClearColor(0.000, 0.000, 0.000, 0.000);
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}
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