diff options
Diffstat (limited to 'backends/graphics/opengl/glerrorcheck.cpp')
| -rw-r--r-- | backends/graphics/opengl/glerrorcheck.cpp | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/backends/graphics/opengl/glerrorcheck.cpp b/backends/graphics/opengl/glerrorcheck.cpp new file mode 100644 index 0000000000..ee177f0ac5 --- /dev/null +++ b/backends/graphics/opengl/glerrorcheck.cpp @@ -0,0 +1,69 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program 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 General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * $URL$ + * $Id$ + * + */ + +#if defined(DEBUG) && defined(USE_OPENGL) + +#include "backends/graphics/opengl/glerrorcheck.h" +#include "common/debug.h" + +#ifdef WIN32 +#if defined(ARRAYSIZE) && !defined(_WINDOWS_) +#undef ARRAYSIZE +#endif +#define WIN32_LEAN_AND_MEAN +#include <windows.h> +#undef ARRAYSIZE +#endif + +#ifdef MACOSX +#include <gl.h> +#elif defined(USE_GLES) +#include <GLES/gl.h> +#else +#include <GL/gl.h> +#endif + +static const char *getGlErrStr(GLenum error) { + switch (error) { + case GL_NO_ERROR: return "GL_NO_ERROR"; + case GL_INVALID_ENUM: return "GL_INVALID_ENUM"; + case GL_INVALID_OPERATION: return "GL_INVALID_OPERATION"; + case GL_STACK_OVERFLOW: return "GL_STACK_OVERFLOW"; + case GL_STACK_UNDERFLOW: return "GL_STACK_UNDERFLOW"; + case GL_OUT_OF_MEMORY: return "GL_OUT_OF_MEMORY"; + } + + static char buf[40]; + snprintf(buf, sizeof(buf), "(Unknown GL error code 0x%x)", error); + return buf; +} + +void checkGlError(const char *file, int line) { + GLenum error = glGetError(); + if (error != GL_NO_ERROR) + warning("%s:%d: GL error: %s", file, line, getGlErrStr(error)); +} + +#endif |