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/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef BACKENDS_GRAPHICS_OPENGL_DEBUG_H
#define BACKENDS_GRAPHICS_OPENGL_DEBUG_H
#include "graphics/opengl/context.h"
#ifndef __EMSCRIPTEN__
#define OPENGL_DEBUG
#endif
namespace OpenGL {
void clearGLError();
bool checkGLError(const char *expr, const char *file, int line);
} // End of namespace OpenGL
#define GL_WRAP_CHECK(err, call, name) do { OpenGL::clearGLError(); (call); err = OpenGL::checkGLError(#name, __FILE__, __LINE__); } while (false)
#ifdef OPENGL_DEBUG
#define GL_WRAP_DEBUG(call, name) do { OpenGL::clearGLError(); (call); OpenGL::checkGLError(#name, __FILE__, __LINE__); } while (false)
#else
#define GL_WRAP_DEBUG(call, name) do { (call); } while (false)
#endif
// This macro will set boolean err to true if there was an error and display them in the console
#define GL_CALL_CHECK(err, x) GL_WRAP_CHECK(err, x, x)
// This macro will check for errors and display them in the console only when OPENGL_DEBUG is enabled
#define GL_CALL(x) GL_WRAP_DEBUG(x, x)
// This macro will execute the call only when the context is valid and will check errors only when OPENGL_DEBUG is enabled
#define GL_CALL_SAFE(func, params) \
do { \
if (OpenGLContext.type != kContextNone) { \
GL_CALL(func params); \
} \
} while (0)
// This macro will assign result of x to var and check for errors when OPENGL_DEBUG is enabled
#define GL_ASSIGN(var, x) GL_WRAP_DEBUG(var = x, x)
#endif
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