104 lines
3.0 KiB
C++
104 lines
3.0 KiB
C++
/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2019, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the
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following conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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----------------------------------------------------------------------
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*/
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#ifndef ASSIMP_BUILD_NO_GLOBALSCALE_PROCESS
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#include "ScaleProcess.h"
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#include <assimp/scene.h>
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#include <assimp/postprocess.h>
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namespace Assimp {
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ScaleProcess::ScaleProcess()
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: BaseProcess()
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, mScale( AI_CONFIG_GLOBAL_SCALE_FACTOR_DEFAULT ) {
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// empty
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}
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ScaleProcess::~ScaleProcess() {
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// empty
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}
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void ScaleProcess::setScale( ai_real scale ) {
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mScale = scale;
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}
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ai_real ScaleProcess::getScale() const {
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return mScale;
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}
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bool ScaleProcess::IsActive( unsigned int pFlags ) const {
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return ( pFlags & aiProcess_GlobalScale ) != 0;
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}
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void ScaleProcess::SetupProperties( const Importer* pImp ) {
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mScale = pImp->GetPropertyFloat( AI_CONFIG_GLOBAL_SCALE_FACTOR_KEY, 0 );
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}
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void ScaleProcess::Execute( aiScene* pScene ) {
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if ( nullptr == pScene ) {
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return;
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}
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if ( nullptr == pScene->mRootNode ) {
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return;
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}
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traverseNodes( pScene->mRootNode );
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}
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void ScaleProcess::traverseNodes( aiNode *node ) {
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applyScaling( node );
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}
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void ScaleProcess::applyScaling( aiNode *currentNode ) {
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if ( nullptr != currentNode ) {
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currentNode->mTransformation.a1 = currentNode->mTransformation.a1 * mScale;
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currentNode->mTransformation.b2 = currentNode->mTransformation.b2 * mScale;
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currentNode->mTransformation.c3 = currentNode->mTransformation.c3 * mScale;
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}
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}
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} // Namespace Assimp
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#endif // !! ASSIMP_BUILD_NO_GLOBALSCALE_PROCESS
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