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https://github.com/TES3MP/openmw-tes3mp.git
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284 lines
9 KiB
C++
284 lines
9 KiB
C++
#include "debugging.hpp"
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#include <assert.h>
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#include <OgreNode.h>
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#include <OgreSceneManager.h>
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#include <OgreMaterial.h>
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#include <OgreMaterialManager.h>
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#include "../mwworld/world.hpp" // these includes can be removed once the static-hack is gone
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#include "../mwbase/environment.hpp"
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#include "../mwworld/ptr.hpp"
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#include <components/esm/loadstat.hpp>
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#include <components/esm/loadpgrd.hpp>
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#include "player.hpp"
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using namespace Ogre;
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namespace MWRender
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{
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static const std::string PATHGRID_POINT_MATERIAL = "pathgridPointMaterial";
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static const std::string PATHGRID_LINE_MATERIAL = "pathgridLineMaterial";
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static const std::string DEBUGGING_GROUP = "debugging";
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static const int POINT_MESH_BASE = 35;
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void Debugging::createGridMaterials()
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{
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if (mGridMatsCreated) return;
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if (MaterialManager::getSingleton().getByName(PATHGRID_LINE_MATERIAL, DEBUGGING_GROUP).isNull())
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{
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MaterialPtr lineMatPtr = MaterialManager::getSingleton().create(PATHGRID_LINE_MATERIAL, DEBUGGING_GROUP);
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lineMatPtr->setReceiveShadows(false);
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lineMatPtr->getTechnique(0)->setLightingEnabled(true);
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lineMatPtr->getTechnique(0)->getPass(0)->setDiffuse(1,1,0,0);
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lineMatPtr->getTechnique(0)->getPass(0)->setAmbient(1,1,0);
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lineMatPtr->getTechnique(0)->getPass(0)->setSelfIllumination(1,1,0);
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}
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if (MaterialManager::getSingleton().getByName(PATHGRID_POINT_MATERIAL, DEBUGGING_GROUP).isNull())
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{
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MaterialPtr pointMatPtr = MaterialManager::getSingleton().create(PATHGRID_POINT_MATERIAL, DEBUGGING_GROUP);
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pointMatPtr->setReceiveShadows(false);
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pointMatPtr->getTechnique(0)->setLightingEnabled(true);
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pointMatPtr->getTechnique(0)->getPass(0)->setDiffuse(1,0,0,0);
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pointMatPtr->getTechnique(0)->getPass(0)->setAmbient(1,0,0);
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pointMatPtr->getTechnique(0)->getPass(0)->setSelfIllumination(1,0,0);
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}
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mGridMatsCreated = true;
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}
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void Debugging::destroyGridMaterials()
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{
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if (mGridMatsCreated)
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{
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MaterialManager::getSingleton().remove(PATHGRID_POINT_MATERIAL);
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MaterialManager::getSingleton().remove(PATHGRID_LINE_MATERIAL);
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mGridMatsCreated = false;
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}
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}
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ManualObject *Debugging::createPathgridLines(const ESM::Pathgrid *pathgrid)
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{
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ManualObject *result = mSceneMgr->createManualObject();
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result->begin(PATHGRID_LINE_MATERIAL, RenderOperation::OT_LINE_LIST);
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for(ESM::Pathgrid::EdgeList::const_iterator it = pathgrid->edges.begin();
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it != pathgrid->edges.end();
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++it)
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{
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const ESM::Pathgrid::Edge &edge = *it;
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const ESM::Pathgrid::Point &p1 = pathgrid->points[edge.v0], &p2 = pathgrid->points[edge.v1];
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Vector3 direction = (Vector3(p2.x, p2.y, p2.z) - Vector3(p1.x, p1.y, p1.z));
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Vector3 lineDisplacement = direction.crossProduct(Vector3::UNIT_Z).normalisedCopy();
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lineDisplacement = lineDisplacement * POINT_MESH_BASE +
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Vector3(0, 0, 10); // move lines up a little, so they will be less covered by meshes/landscape
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result->position(Vector3(p1.x, p1.y, p1.z) + lineDisplacement);
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result->position(Vector3(p2.x, p2.y, p2.z) + lineDisplacement);
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}
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result->end();
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return result;
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}
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ManualObject *Debugging::createPathgridPoints(const ESM::Pathgrid *pathgrid)
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{
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ManualObject *result = mSceneMgr->createManualObject();
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const float height = POINT_MESH_BASE * sqrtf(2);
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result->begin(PATHGRID_POINT_MATERIAL, RenderOperation::OT_TRIANGLE_STRIP);
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bool first = true;
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uint32 startIndex = 0;
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for(ESM::Pathgrid::PointList::const_iterator it = pathgrid->points.begin();
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it != pathgrid->points.end();
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it++, startIndex += 6)
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{
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Vector3 pointPos(it->x, it->y, it->z);
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if (!first)
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{
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// degenerate triangle from previous octahedron
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result->index(startIndex - 4); // 2nd point of previous octahedron
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result->index(startIndex); // start point of current octahedron
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}
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result->position(pointPos + Vector3(0, 0, height)); // 0
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result->position(pointPos + Vector3(-POINT_MESH_BASE, -POINT_MESH_BASE, 0)); // 1
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result->position(pointPos + Vector3(POINT_MESH_BASE, -POINT_MESH_BASE, 0)); // 2
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result->position(pointPos + Vector3(POINT_MESH_BASE, POINT_MESH_BASE, 0)); // 3
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result->position(pointPos + Vector3(-POINT_MESH_BASE, POINT_MESH_BASE, 0)); // 4
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result->position(pointPos + Vector3(0, 0, -height)); // 5
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result->index(startIndex + 0);
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result->index(startIndex + 1);
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result->index(startIndex + 2);
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result->index(startIndex + 5);
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result->index(startIndex + 3);
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result->index(startIndex + 4);
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// degenerates
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result->index(startIndex + 4);
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result->index(startIndex + 5);
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result->index(startIndex + 5);
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// end degenerates
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result->index(startIndex + 1);
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result->index(startIndex + 4);
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result->index(startIndex + 0);
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result->index(startIndex + 3);
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result->index(startIndex + 2);
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first = false;
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}
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result->end();
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return result;
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}
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Debugging::Debugging(SceneNode *mwRoot, OEngine::Physic::PhysicEngine *engine) :
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mMwRoot(mwRoot), mEngine(engine),
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mSceneMgr(mwRoot->getCreator()),
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mPathgridEnabled(false),
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mInteriorPathgridNode(NULL), mPathGridRoot(NULL),
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mGridMatsCreated(false)
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{
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ResourceGroupManager::getSingleton().createResourceGroup(DEBUGGING_GROUP);
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}
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Debugging::~Debugging()
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{
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if (mPathgridEnabled)
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{
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togglePathgrid();
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}
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ResourceGroupManager::getSingleton().destroyResourceGroup(DEBUGGING_GROUP);
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}
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bool Debugging::toggleRenderMode (int mode){
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switch (mode)
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{
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case MWWorld::World::Render_CollisionDebug:
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return mEngine->toggleDebugRendering();
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case MWWorld::World::Render_Pathgrid:
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togglePathgrid();
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return mPathgridEnabled;
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}
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return false;
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}
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void Debugging::cellAdded(MWWorld::Ptr::CellStore *store)
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{
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mActiveCells.push_back(store);
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if (mPathgridEnabled)
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enableCellPathgrid(store);
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}
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void Debugging::cellRemoved(MWWorld::Ptr::CellStore *store)
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{
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mActiveCells.erase(std::remove(mActiveCells.begin(), mActiveCells.end(), store), mActiveCells.end());
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if (mPathgridEnabled)
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disableCellPathgrid(store);
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}
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void Debugging::togglePathgrid()
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{
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mPathgridEnabled = !mPathgridEnabled;
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if (mPathgridEnabled)
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{
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createGridMaterials();
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// add path grid meshes to already loaded cells
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mPathGridRoot = mMwRoot->createChildSceneNode();
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for(CellList::iterator it = mActiveCells.begin(); it != mActiveCells.end(); ++it)
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{
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enableCellPathgrid(*it);
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}
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}
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else
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{
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// remove path grid meshes from already loaded cells
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for(CellList::iterator it = mActiveCells.begin(); it != mActiveCells.end(); ++it)
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{
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disableCellPathgrid(*it);
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}
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mPathGridRoot->removeAndDestroyAllChildren();
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mSceneMgr->destroySceneNode(mPathGridRoot);
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mPathGridRoot = NULL;
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destroyGridMaterials();
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}
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}
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void Debugging::enableCellPathgrid(MWWorld::Ptr::CellStore *store)
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{
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ESM::Pathgrid *pathgrid = MWBase::Environment::get().getWorld()->getStore().pathgrids.search(*store->cell);
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if (!pathgrid) return;
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Vector3 cellPathGridPos(0, 0, 0);
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if (store->cell->isExterior())
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{
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cellPathGridPos.x = store->cell->data.gridX * ESM::Land::REAL_SIZE;
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cellPathGridPos.y = store->cell->data.gridY * ESM::Land::REAL_SIZE;
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}
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SceneNode *cellPathGrid = mPathGridRoot->createChildSceneNode(cellPathGridPos);
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cellPathGrid->attachObject(createPathgridLines(pathgrid));
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cellPathGrid->attachObject(createPathgridPoints(pathgrid));
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if (store->cell->isExterior())
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{
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mExteriorPathgridNodes[std::make_pair(store->cell->data.gridX, store->cell->data.gridY)] = cellPathGrid;
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}
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else
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{
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assert(mInteriorPathgridNode == NULL);
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mInteriorPathgridNode = cellPathGrid;
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}
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}
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void Debugging::disableCellPathgrid(MWWorld::Ptr::CellStore *store)
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{
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if (store->cell->isExterior())
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{
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ExteriorPathgridNodes::iterator it =
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mExteriorPathgridNodes.find(std::make_pair(store->cell->data.gridX, store->cell->data.gridY));
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if (it != mExteriorPathgridNodes.end())
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{
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destroyCellPathgridNode(it->second);
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mExteriorPathgridNodes.erase(it);
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}
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}
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else
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{
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if (mInteriorPathgridNode)
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{
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destroyCellPathgridNode(mInteriorPathgridNode);
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mInteriorPathgridNode = NULL;
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}
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}
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}
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void Debugging::destroyCellPathgridNode(SceneNode *node)
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{
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mPathGridRoot->removeChild(node);
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destroyAttachedObjects(node);
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mSceneMgr->destroySceneNode(node);
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}
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void Debugging::destroyAttachedObjects(SceneNode *node)
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{
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SceneNode::ObjectIterator objIt = node->getAttachedObjectIterator();
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while (objIt.hasMoreElements())
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{
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MovableObject *mesh = static_cast<MovableObject *>(objIt.getNext());
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mSceneMgr->destroyMovableObject(mesh);
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}
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}
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}
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