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Diffstat (limited to 'src/Runtime/ogl-runtime/src/runtimerender/Qt3DSRenderClippingFrustum.cpp')
m--------- | src/Runtime/ogl-runtime | 0 | ||||
-rw-r--r-- | src/Runtime/ogl-runtime/src/runtimerender/Qt3DSRenderClippingFrustum.cpp | 85 |
2 files changed, 0 insertions, 85 deletions
diff --git a/src/Runtime/ogl-runtime b/src/Runtime/ogl-runtime new file mode 160000 +Subproject 427fddb50d43aa21a90fc7356ee3cdd8a908df5 diff --git a/src/Runtime/ogl-runtime/src/runtimerender/Qt3DSRenderClippingFrustum.cpp b/src/Runtime/ogl-runtime/src/runtimerender/Qt3DSRenderClippingFrustum.cpp deleted file mode 100644 index 86375566..00000000 --- a/src/Runtime/ogl-runtime/src/runtimerender/Qt3DSRenderClippingFrustum.cpp +++ /dev/null @@ -1,85 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2008-2012 NVIDIA Corporation. -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt 3D Studio. -** -** $QT_BEGIN_LICENSE:GPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 or (at your option) any later version -** approved by the KDE Free Qt Foundation. The licenses are as published by -** the Free Software Foundation and appearing in the file LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -#include "Qt3DSRenderClippingFrustum.h" - -using namespace qt3ds::render; - -SClippingFrustum::SClippingFrustum(const QT3DSMat44 &modelviewprojection, SClipPlane nearPlane) -{ - SClipPlane *_cullingPlanes = mPlanes; - const QT3DSMat44 &modelViewProjectionMat(modelviewprojection); - const QT3DSF32 *modelviewProjection = modelViewProjectionMat.front(); - -// update planes (http://read.pudn.com/downloads128/doc/542641/Frustum.pdf) -// Google for Gribb plane extraction if that link doesn't work. -// http://www.google.com/search?q=ravensoft+plane+extraction -#define M(_x, _y) modelviewProjection[(4 * (_y)) + (_x)] - // left plane - _cullingPlanes[0].normal.x = M(3, 0) + M(0, 0); - _cullingPlanes[0].normal.y = M(3, 1) + M(0, 1); - _cullingPlanes[0].normal.z = M(3, 2) + M(0, 2); - _cullingPlanes[0].d = M(3, 3) + M(0, 3); - _cullingPlanes[0].d /= _cullingPlanes[0].normal.normalize(); - - // right plane - _cullingPlanes[1].normal.x = M(3, 0) - M(0, 0); - _cullingPlanes[1].normal.y = M(3, 1) - M(0, 1); - _cullingPlanes[1].normal.z = M(3, 2) - M(0, 2); - _cullingPlanes[1].d = M(3, 3) - M(0, 3); - _cullingPlanes[1].d /= _cullingPlanes[1].normal.normalize(); - - // far plane - _cullingPlanes[2].normal.x = M(3, 0) - M(2, 0); - _cullingPlanes[2].normal.y = M(3, 1) - M(2, 1); - _cullingPlanes[2].normal.z = M(3, 2) - M(2, 2); - _cullingPlanes[2].d = M(3, 3) - M(2, 3); - _cullingPlanes[2].d /= _cullingPlanes[2].normal.normalize(); - - // bottom plane - _cullingPlanes[3].normal.x = M(3, 0) + M(1, 0); - _cullingPlanes[3].normal.y = M(3, 1) + M(1, 1); - _cullingPlanes[3].normal.z = M(3, 2) + M(1, 2); - _cullingPlanes[3].d = M(3, 3) + M(1, 3); - _cullingPlanes[3].d /= _cullingPlanes[3].normal.normalize(); - - // top plane - _cullingPlanes[4].normal.x = M(3, 0) - M(1, 0); - _cullingPlanes[4].normal.y = M(3, 1) - M(1, 1); - _cullingPlanes[4].normal.z = M(3, 2) - M(1, 2); - _cullingPlanes[4].d = M(3, 3) - M(1, 3); - _cullingPlanes[4].d /= _cullingPlanes[4].normal.normalize(); -#undef M - _cullingPlanes[5] = nearPlane; - // http://www.openscenegraph.org/projects/osg/browser/OpenSceneGraph/trunk/include/osg/Plane?rev=5328 - // setup the edges of the plane that we will clip against an axis-aligned bounding box. - for (QT3DSU32 idx = 0; idx < 6; ++idx) { - _cullingPlanes[idx].calculateBBoxEdges(); - } -} |