kwin/autotests/libkwineffects/mock_gl.cpp

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2016 Martin Gräßlin <mgraesslin@kde.org>
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, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "mock_gl.h"
#include <epoxy/gl.h>
MockGL *s_gl = nullptr;
static const GLubyte *mock_glGetString(GLenum name)
{
if (!s_gl) {
return nullptr;
}
switch (name) {
case GL_VENDOR:
return (const GLubyte*)s_gl->getString.vendor.constData();
case GL_RENDERER:
return (const GLubyte*)s_gl->getString.renderer.constData();
case GL_VERSION:
return (const GLubyte*)s_gl->getString.version.constData();
case GL_EXTENSIONS:
return (const GLubyte*)s_gl->getString.extensionsString.constData();
case GL_SHADING_LANGUAGE_VERSION:
return (const GLubyte*)s_gl->getString.shadingLanguageVersion.constData();
default:
return nullptr;
}
}
static const GLubyte *mock_glGetStringi(GLenum name, GLuint index)
{
if (!s_gl) {
return nullptr;
}
if (name == GL_EXTENSIONS && index < uint(s_gl->getString.extensions.count())) {
return (const GLubyte*)s_gl->getString.extensions.at(index).constData();
}
return nullptr;
}
static void mock_glGetIntegerv(GLenum pname, GLint *data)
{
Q_UNUSED(pname)
Q_UNUSED(data)
if (pname == GL_NUM_EXTENSIONS) {
if (data && s_gl) {
*data = s_gl->getString.extensions.count();
}
}
}
PFNGLGETSTRINGPROC epoxy_glGetString = mock_glGetString;
PFNGLGETSTRINGIPROC epoxy_glGetStringi = mock_glGetStringi;
PFNGLGETINTEGERVPROC epoxy_glGetIntegerv = mock_glGetIntegerv;