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Set up scene graph objects required for managing light sources

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--HG--
extra : convert_revision : svn%3A7752d6cf-9f14-4ad2-affc-04f1e67b81a5/trunk%4033
This commit is contained in:
kearwood
2012-04-12 00:43:53 +00:00
parent 2ea2924764
commit 4215bf8b22
39 changed files with 4253 additions and 195 deletions
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88
KREngine/KREngine/Classes/KRInstance.cpp
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@@ -31,57 +31,85 @@
#include <iostream>
#import "KRInstance.h"
#include <assert.h>
KRInstance::KRInstance(KRModel *pModel, const KRMat4 modelMatrix, std::string shadow_map) {
m_pModel = pModel;
KRInstance::KRInstance(std::string instance_name, std::string model_name, const KRMat4 modelMatrix, std::string shadow_map) : KRNode(instance_name) {
m_modelMatrix = modelMatrix;
m_shadowMap = shadow_map;
m_pShadowMap = NULL;
m_pModel = NULL;
m_model_name = model_name;
}
KRInstance::~KRInstance() {
}
std::string KRInstance::getElementName() {
return "mesh";
}
tinyxml2::XMLElement *KRInstance::saveXML( tinyxml2::XMLNode *parent)
{
tinyxml2::XMLElement *e = KRNode::saveXML(parent);
e->SetAttribute("lightmap", m_shadowMap.c_str());
return e;
}
KRMat4 &KRInstance::getModelMatrix() {
return m_modelMatrix;
}
KRModel *KRInstance::getModel() {
return m_pModel;
}
void KRInstance::render(KRCamera *pCamera, KRMaterialManager *pMaterialManager, bool bRenderShadowMap, KRMat4 &viewMatrix, KRVector3 &cameraPosition, KRVector3 &lightDirection, KRMat4 *pShadowMatrices, GLuint *shadowDepthTextures, int cShadowBuffers, KRShaderManager *pShaderManager, KRTextureManager *pTextureManager) {
#if TARGET_OS_IPHONE
void KRInstance::render(KRCamera *pCamera, KRModelManager *pModelManager, KRMaterialManager *pMaterialManager, bool bRenderShadowMap, KRMat4 &viewMatrix, KRVector3 &cameraPosition, KRVector3 &lightDirection, KRMat4 *pShadowMatrices, GLuint *shadowDepthTextures, int cShadowBuffers, KRShaderManager *pShaderManager, KRTextureManager *pTextureManager) {
if(m_pShadowMap == NULL && m_shadowMap.size()) {
m_pShadowMap = pTextureManager->getTexture(m_shadowMap.c_str());
if(m_pModel == NULL) {
m_pModel = pModelManager->getModel(m_model_name.c_str());
}
if(cShadowBuffers == 0 && m_pShadowMap && pCamera->bEnableShadowMap && !bRenderShadowMap) {
int iTextureName = m_pShadowMap->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);
if(m_pModel != NULL) {
if(m_pShadowMap == NULL && m_shadowMap.size()) {
m_pShadowMap = pTextureManager->getTexture(m_shadowMap.c_str());
}
if(cShadowBuffers == 0 && m_pShadowMap && pCamera->bEnableShadowMap && !bRenderShadowMap) {
int iTextureName = m_pShadowMap->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;
// 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, pMaterialManager, bRenderShadowMap, mvpmatrix, cameraPosObject, lightDirection, pShadowMatrices, shadowDepthTextures, cShadowBuffers, pShaderManager, pTextureManager, m_pShadowMap);
}
KRMat4 projectionMatrix;
if(!bRenderShadowMap) {
projectionMatrix = pCamera->getProjectionMatrix();
}
KRMat4 mvpmatrix = m_modelMatrix * viewMatrix * projectionMatrix;
// 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, pMaterialManager, bRenderShadowMap, mvpmatrix, cameraPosObject, lightDirection, pShadowMatrices, shadowDepthTextures, cShadowBuffers, pShaderManager, pTextureManager, m_pShadowMap);
}
KRBoundingVolume KRInstance::getExtents() {
#endif
KRBoundingVolume KRInstance::getExtents(KRModelManager *pModelManager) {
if(m_pModel == NULL) {
m_pModel = pModelManager->getModel(m_model_name.c_str());
}
assert(m_pModel != NULL);
KRMesh *pMesh = m_pModel->getMesh();
return KRBoundingVolume(KRVector3(pMesh->getMinX(), pMesh->getMinY(), pMesh->getMinZ()), KRVector3(pMesh->getMaxX(), pMesh->getMaxY(), pMesh->getMaxZ()), m_modelMatrix);
}