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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include <QtGui/QOpenGLFunctions>
// Return the number of return values of the glGetBoolean/Double/Integerv functions
// cf https://registry.khronos.org/OpenGL-Refpages/gl4/html/glGet.xhtml
int glGetVReturnSize(GLenum pname)
{
switch (pname) {
case GL_ALIASED_LINE_WIDTH_RANGE:
case GL_DEPTH_RANGE:
case GL_MAX_VIEWPORT_DIMS:
#if !QT_CONFIG(opengles2)
case GL_POINT_SIZE_RANGE:
case GL_SMOOTH_LINE_WIDTH_RANGE:
case GL_VIEWPORT_BOUNDS_RANGE:
#endif
return 2;
case GL_BLEND_COLOR:
case GL_COLOR_CLEAR_VALUE:
case GL_COLOR_WRITEMASK:
case GL_SCISSOR_BOX:
case GL_VIEWPORT:
return 4;
case GL_COMPRESSED_TEXTURE_FORMATS:
return GL_NUM_COMPRESSED_TEXTURE_FORMATS;
default:
break;
}
return 1;
}
// Return the number of return values of the indexed
// glGetBoolean/Double/Integeri_v functions
// cf https://registry.khronos.org/OpenGL-Refpages/gl4/html/glGet.xhtml
int glGetI_VReturnSize(GLenum pname)
{
return pname == GL_VIEWPORT ? 4 : 1;
}
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