//--------------------------------------------------------------
void ClusterGrid::setup(const ofCamera & camera)
{
this->clear();
this->projInfo.fov = ofDegToRad(camera.getFov());
this->projInfo.aspectRatio = camera.getAspectRatio();
this->projInfo.nearZ = camera.getNearClip();
this->projInfo.farZ = camera.getFarClip();
memset(this->culledPointLightIndices, 0, sizeof(this->culledPointLightIndices[0]) * MAX_POINT_LIGHTS);
this->numCulledLightIndices = 0;
memset(this->lightIndices, 0, sizeof(this->lightIndices[0]) * MAX_CLUSTERED_LIGHTS);
memset(this->lightSortKeys, 0, sizeof(this->lightSortKeys[0]) * MAX_CLUSTERED_LIGHTS);
memset(this->tempLightSortKeys, 0, sizeof(this->tempLightSortKeys[0]) * MAX_CLUSTERED_LIGHTS);
memset(this->tempLightIndices, 0, sizeof(this->tempLightIndices[0]) * MAX_CLUSTERED_LIGHTS);
memset(this->clusterLightPointerList, 0, sizeof(this->clusterLightPointerList[0]) * NUM_CLUSTERS);
this->createLightIndexTextures();
this->planesX = new util::Plane[NUM_PLANES_X];
this->planesY = new util::Plane[NUM_PLANES_Y];
this->planesZ = new util::Plane[NUM_PLANES_Z];
this->createPlanes();
}
void lb::LightSystem::Init( const ofCamera& _camera )
{
lb::ProjInfo projInfo;
projInfo.fov = ofDegToRad( _camera.getFov() );
projInfo.aspectRatio = _camera.getAspectRatio();
projInfo.nearZ = _camera.getNearClip();
projInfo.farZ = _camera.getFarClip();
m_pointLights.reserve( lb::ClusterGrid::MAX_POINT_LIGHTS );
m_clusterGrid.Init( projInfo );
m_clusterGridDebug.CreateClusterMesh( m_clusterGrid, projInfo );
// Create point light uniform buffer
m_pointLightUbo.allocate( lb::ClusterGrid::MAX_POINT_LIGHTS * sizeof( lb::PointLight ), nullptr, GL_DYNAMIC_DRAW );
assert( true == m_pointLightUbo.isAllocated() );
m_debugSphere = ofSpherePrimitive( 1.0f, 8 );
m_pointLights.clear();
}
void lb::LightSystem::Init( const ofCamera& _camera )
{
lb::ProjInfo projInfo;
projInfo.fov = ofDegToRad( _camera.getFov() );
projInfo.aspectRatio = _camera.getAspectRatio();
projInfo.nearZ = _camera.getNearClip();
projInfo.farZ = _camera.getFarClip();
m_directionalLights.reserve( skMaxDirectionalLights );
m_pointLights.reserve( skMaxPointLights );
m_clusterGrid.Init( projInfo );
m_clusterGridDebug.CreateClusterMesh( m_clusterGrid, projInfo );
// Create point light uniform buffer
size_t numBytes = sizeof( LightUbo );
ofLogNotice() << numBytes << endl;
m_pointLightUbo.allocate( numBytes, nullptr, GL_DYNAMIC_DRAW );
assert( true == m_pointLightUbo.isAllocated() );
m_debugSphere = ofSpherePrimitive( 1.0f, 8 );
m_pointLights.clear();
}