void KX_KetsjiEngine::PostProcessScene(KX_Scene* scene)
{
bool override_camera = (m_overrideCam && (scene->GetName() == m_overrideSceneName));
SG_SetActiveStage(SG_STAGE_SCENE);
// if there is no activecamera, or the camera is being
// overridden we need to construct a temporarily camera
if (!scene->GetActiveCamera() || override_camera)
{
KX_Camera* activecam = NULL;
RAS_CameraData camdata = RAS_CameraData();
if (override_camera)
{
camdata.m_lens = m_overrideCamLens;
camdata.m_clipstart = m_overrideCamNear;
camdata.m_clipend = m_overrideCamFar;
camdata.m_perspective= !m_overrideCamUseOrtho;
}
activecam = new KX_Camera(scene,KX_Scene::m_callbacks,camdata);
activecam->SetName("__default__cam__");
// set transformation
if (override_camera) {
const MT_CmMatrix4x4& cammatdata = m_overrideCamViewMat;
MT_Transform trans = MT_Transform(cammatdata.getPointer());
MT_Transform camtrans;
camtrans.invert(trans);
activecam->NodeSetLocalPosition(camtrans.getOrigin());
activecam->NodeSetLocalOrientation(camtrans.getBasis());
activecam->NodeUpdateGS(0);
} else {
activecam->NodeSetLocalPosition(MT_Point3(0.0, 0.0, 0.0));
activecam->NodeSetLocalOrientation(MT_Vector3(0.0, 0.0, 0.0));
activecam->NodeUpdateGS(0);
}
scene->AddCamera(activecam);
scene->SetActiveCamera(activecam);
scene->GetObjectList()->Add(activecam->AddRef());
scene->GetRootParentList()->Add(activecam->AddRef());
//done with activecam
activecam->Release();
}
scene->UpdateParents(0.0);
}
void KX_KetsjiEngine::RenderShadowBuffers(KX_Scene *scene)
{
CListValue *lightlist = scene->GetLightList();
int i, drawmode;
m_rendertools->SetAuxilaryClientInfo(scene);
for(i=0; i<lightlist->GetCount(); i++) {
KX_GameObject *gameobj = (KX_GameObject*)lightlist->GetValue(i);
KX_LightObject *light = (KX_LightObject*)gameobj;
light->Update();
if(m_drawingmode == RAS_IRasterizer::KX_TEXTURED && light->HasShadowBuffer()) {
/* make temporary camera */
RAS_CameraData camdata = RAS_CameraData();
KX_Camera *cam = new KX_Camera(scene, scene->m_callbacks, camdata, true, true);
cam->SetName("__shadow__cam__");
MT_Transform camtrans;
/* switch drawmode for speed */
drawmode = m_rasterizer->GetDrawingMode();
m_rasterizer->SetDrawingMode(RAS_IRasterizer::KX_SHADOW);
/* binds framebuffer object, sets up camera .. */
light->BindShadowBuffer(m_rasterizer, cam, camtrans);
/* update scene */
scene->CalculateVisibleMeshes(m_rasterizer, cam, light->GetShadowLayer());
/* render */
m_rasterizer->ClearDepthBuffer();
scene->RenderBuckets(camtrans, m_rasterizer, m_rendertools);
/* unbind framebuffer object, restore drawmode, free camera */
light->UnbindShadowBuffer(m_rasterizer);
m_rasterizer->SetDrawingMode(drawmode);
cam->Release();
}
}
}