File indexing completed on 2025-03-23 11:13:59 

0001 /*
0002     KWin - the KDE window manager
0003     This file is part of the KDE project.
0004 
0005     SPDX-FileCopyrightText: 2007 Rivo Laks <rivolaks@hot.ee>
0006 
0007     SPDX-License-Identifier: GPL-2.0-or-later
0008 */
0009 
0010 #pragma once
0011 
0012 #include <kwinglutils_export.h>
0013 
0014 #include <epoxy/gl.h>
0015 #include <functional>
0016 
0017 // qopengl.h declares GLdouble as a typedef of float when Qt is built
0018 // with GLES support.  This conflicts with the epoxy/gl_generated.h
0019 // declaration, so we have to prevent the Qt header from being #included.
0020 #define QOPENGL_H
0021 
0022 #ifndef QOPENGLF_APIENTRY
0023 #define QOPENGLF_APIENTRY GLAPIENTRY
0024 #endif
0025 
0026 #ifndef QOPENGLF_APIENTRYP
0027 #define QOPENGLF_APIENTRYP GLAPIENTRYP
0028 #endif
0029 
0030 namespace KWin
0031 {
0032 
0033 typedef void (*resolveFuncPtr)();
0034 void KWINGLUTILS_EXPORT glResolveFunctions(const std::function<resolveFuncPtr(const char *)> &resolveFunction);
0035 
0036 // GL_ARB_robustness / GL_EXT_robustness
0037 using glGetGraphicsResetStatus_func = GLenum (*)();
0038 using glReadnPixels_func = void (*)(GLint x, GLint y, GLsizei width, GLsizei height,
0039                                     GLenum format, GLenum type, GLsizei bufSize, GLvoid *data);
0040 using glGetnUniformfv_func = void (*)(GLuint program, GLint location, GLsizei bufSize, GLfloat *params);
0041 
0042 extern KWINGLUTILS_EXPORT glGetGraphicsResetStatus_func glGetGraphicsResetStatus;
0043 extern KWINGLUTILS_EXPORT glReadnPixels_func glReadnPixels;
0044 extern KWINGLUTILS_EXPORT glGetnUniformfv_func glGetnUniformfv;
0045 
0046 } // namespace