71 lines
3.0 KiB
C++
71 lines
3.0 KiB
C++
//
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// KRInstance.cpp
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// KREngine
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//
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// Copyright 2011 Kearwood Gilbert. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other materials
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// provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
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// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// The views and conclusions contained in the software and documentation are those of the
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// authors and should not be interpreted as representing official policies, either expressed
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// or implied, of Kearwood Gilbert.
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//
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#include <iostream>
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#import "KRInstance.h"
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KRInstance::KRInstance(KRModel *pModel, const KRMat4 modelMatrix) {
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m_pModel = pModel;
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m_modelMatrix = modelMatrix;
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}
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KRInstance::~KRInstance() {
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}
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KRMat4 &KRInstance::getModelMatrix() {
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return m_modelMatrix;
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}
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KRModel *KRInstance::getModel() {
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return m_pModel;
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}
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void KRInstance::render(KRCamera *pCamera, KRMaterialManager *pMaterialManager, bool bRenderShadowMap, KRMat4 &viewMatrix, Vector3 &cameraPosition, Vector3 &lightDirection, KRMat4 *pShadowMatrices, GLuint *shadowDepthTextures, int cShadowBuffers) {
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KRMat4 projectionMatrix;
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if(!bRenderShadowMap) {
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projectionMatrix = pCamera->getProjectionMatrix();
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}
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KRMat4 mvpmatrix = m_modelMatrix * viewMatrix * projectionMatrix;
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// Transform location of camera to object space for calculation of specular halfVec
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KRMat4 inverseModelMatrix = m_modelMatrix;
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inverseModelMatrix.invert();
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Vector3 cameraPosObject = inverseModelMatrix.dot(cameraPosition);
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Vector3 lightDirObject = inverseModelMatrix.dot(lightDirection);
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m_pModel->render(pCamera, pMaterialManager, bRenderShadowMap, mvpmatrix, cameraPosObject, lightDirection, pShadowMatrices, shadowDepthTextures, cShadowBuffers);
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}
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KRBoundingVolume KRInstance::getExtents() {
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return KRBoundingVolume(Vector3(m_pModel->getMinX(), m_pModel->getMinY(), m_pModel->getMinZ()), Vector3(m_pModel->getMaxX(), m_pModel->getMaxY(), m_pModel->getMaxZ()), m_modelMatrix);
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} |