kraken_engine/kraken
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Implemented multi-pass framework for deferred lighting

Browse Source 
--HG--
extra : convert_revision : svn%3A7752d6cf-9f14-4ad2-affc-04f1e67b81a5/trunk%4044
This commit is contained in:
kearwood
2012-04-13 06:40:53 +00:00
parent b88cf8e0cb
commit 1ebdee1b3c
20 changed files with 251 additions and 77 deletions
Download Patch File Download Diff File Expand all files Collapse all files

55
KREngine/KREngine/Classes/KRDirectionalLight.cpp
View File

@@ -23,3 +23,58 @@ KRDirectionalLight::~KRDirectionalLight()
std::string KRDirectionalLight::getElementName() {
return "directional_light";
}
#if TARGET_OS_IPHONE
void KRDirectionalLight::render(KRCamera *pCamera, KRContext *pContext, KRBoundingVolume &frustrumVolume, bool bRenderShadowMap, KRMat4 &viewMatrix, KRVector3 &cameraPosition, KRVector3 &lightDirection, KRMat4 *pShadowMatrices, GLuint *shadowDepthTextures, int cShadowBuffers, int gBufferPass) {
if(gBufferPass == 2) {
// Lights are rendered on the second pass of the deferred renderer
/*
if(m_pModel == NULL) {
m_pModel = pContext->getModelManager()->getModel(m_model_name.c_str());
}
if(m_pModel != NULL && (getExtents(pContext).test_intersect(frustrumVolume) || bRenderShadowMap)) {
if(m_pLightMap == NULL && m_lightMap.size()) {
m_pLightMap = pContext->getTextureManager()->getTexture(m_lightMap.c_str());
}
if(cShadowBuffers == 0 && m_pLightMap && pCamera->bEnableLightMap && !bRenderShadowMap) {
int iTextureName = m_pLightMap->getName();
glActiveTexture(GL_TEXTURE3);
glBindTexture(GL_TEXTURE_2D, iTextureName);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, 1.0f);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
}
KRMat4 projectionMatrix;
if(!bRenderShadowMap) {
projectionMatrix = pCamera->getProjectionMatrix();
}
KRMat4 mvpmatrix = m_modelMatrix * viewMatrix * projectionMatrix;
KRMat4 matModelToView = viewMatrix * m_modelMatrix;
matModelToView.transpose();
matModelToView.invert();
// Transform location of camera to object space for calculation of specular halfVec
KRMat4 inverseModelMatrix = m_modelMatrix;
inverseModelMatrix.invert();
KRVector3 cameraPosObject = inverseModelMatrix.dot(cameraPosition);
KRVector3 lightDirObject = inverseModelMatrix.dot(lightDirection);
m_pModel->render(pCamera, pContext, bRenderShadowMap, matModelToView, mvpmatrix, cameraPosObject, lightDirection, pShadowMatrices, shadowDepthTextures, cShadowBuffers, m_pLightMap, gBufferPass);
}
*/
}
KRNode::render(pCamera, pContext, frustrumVolume, bRenderShadowMap, viewMatrix, cameraPosition, lightDirection, pShadowMatrices, shadowDepthTextures, cShadowBuffers, gBufferPass);
}
#endif