mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-01-20 12:44:46 +00:00
115 lines
3.3 KiB
C++
115 lines
3.3 KiB
C++
//-----------------------------------------------------------------------------
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// Copyright (c) 2012 GarageGames, LLC
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//-----------------------------------------------------------------------------
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#include "collision/abstractPolyList.h"
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//----------------------------------------------------------------------------
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AbstractPolyList::~AbstractPolyList()
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{
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mInterestNormalRegistered = false;
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}
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static U32 PolyFace[6][4] = {
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{ 3, 2, 1, 0 },
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{ 7, 4, 5, 6 },
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{ 0, 5, 4, 3 },
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{ 6, 5, 0, 1 },
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{ 7, 6, 1, 2 },
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{ 4, 7, 2, 3 },
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};
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void AbstractPolyList::addBox(const Box3F &box, BaseMatInstance* material)
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{
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Point3F pos = box.minExtents;
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F32 dx = box.maxExtents.x - box.minExtents.x;
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F32 dy = box.maxExtents.y - box.minExtents.y;
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F32 dz = box.maxExtents.z - box.minExtents.z;
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U32 base = addPoint(pos);
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pos.y += dy; addPoint(pos);
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pos.x += dx; addPoint(pos);
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pos.y -= dy; addPoint(pos);
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pos.z += dz; addPoint(pos);
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pos.x -= dx; addPoint(pos);
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pos.y += dy; addPoint(pos);
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pos.x += dx; addPoint(pos);
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for (S32 i = 0; i < 6; i++) {
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begin(material, i);
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S32 v1 = base + PolyFace[i][0];
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S32 v2 = base + PolyFace[i][1];
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S32 v3 = base + PolyFace[i][2];
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S32 v4 = base + PolyFace[i][3];
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vertex(v1);
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vertex(v2);
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vertex(v3);
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vertex(v4);
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plane(v1, v2, v3);
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end();
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}
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}
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bool AbstractPolyList::getMapping(MatrixF *, Box3F *)
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{
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// return list transform and bounds in list space...optional
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return false;
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}
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bool AbstractPolyList::isInterestedInPlane(const PlaneF& plane)
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{
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if (mInterestNormalRegistered == false) {
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return true;
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}
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else {
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PlaneF xformed;
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mPlaneTransformer.transform(plane, xformed);
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if (mDot(xformed, mInterestNormal) >= 0.0f)
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return false;
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else
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return true;
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}
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}
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bool AbstractPolyList::isInterestedInPlane(const U32 index)
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{
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if (mInterestNormalRegistered == false) {
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return true;
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}
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else {
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const PlaneF& rPlane = getIndexedPlane(index);
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if (mDot(rPlane, mInterestNormal) >= 0.0f)
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return false;
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else
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return true;
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}
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}
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void AbstractPolyList::setInterestNormal(const Point3F& normal)
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{
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mInterestNormalRegistered = true;
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mInterestNormal = normal;
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}
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