mirror of
https://github.com/TES3MP/openmw-tes3mp.git
synced 2025-11-04 01:26:41 +00:00
1f00174c02
Slightly improves performance, since we no longer need to stepSimulation(). We don't use any Dynamics (yet).
118 lines
2.4 KiB
C++
118 lines
2.4 KiB
C++
#include "bulletdebugdraw.hpp"
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#include <iostream>
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#include <BulletCollision/CollisionDispatch/btCollisionWorld.h>
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#include <osg/Geode>
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#include <osg/Geometry>
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#include <osg/Group>
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#include "vismask.hpp"
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namespace
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{
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osg::Vec3f toOsg(const btVector3& vec)
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{
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return osg::Vec3f(vec.x(), vec.y(), vec.z());
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}
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}
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namespace MWRender
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{
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DebugDrawer::DebugDrawer(osg::ref_ptr<osg::Group> parentNode, btCollisionWorld *world)
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: mParentNode(parentNode),
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mWorld(world),
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mDebugOn(true)
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{
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mGeode = new osg::Geode;
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mParentNode->addChild(mGeode);
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mGeode->setNodeMask(Mask_Debug);
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createGeometry();
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mParentNode->addChild(mGeode);
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}
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void DebugDrawer::createGeometry()
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{
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if (!mGeometry)
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{
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mGeometry = new osg::Geometry;
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mVertices = new osg::Vec3Array;
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mDrawArrays = new osg::DrawArrays(osg::PrimitiveSet::LINES);
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mGeometry->setUseDisplayList(false);
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mGeometry->setVertexArray(mVertices);
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mGeometry->setDataVariance(osg::Object::DYNAMIC);
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mGeometry->addPrimitiveSet(mDrawArrays);
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mGeode->addDrawable(mGeometry);
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}
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}
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void DebugDrawer::destroyGeometry()
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{
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if (mGeometry)
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{
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mGeode->removeDrawable(mGeometry);
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mGeometry = NULL;
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mVertices = NULL;
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mDrawArrays = NULL;
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}
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}
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DebugDrawer::~DebugDrawer()
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{
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mParentNode->removeChild(mGeode);
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}
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void DebugDrawer::step()
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{
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if (mDebugOn)
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{
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mVertices->clear();
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mWorld->debugDrawWorld();
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mDrawArrays->setCount(mVertices->size());
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mVertices->dirty();
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}
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}
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void DebugDrawer::drawLine(const btVector3 &from, const btVector3 &to, const btVector3 &color)
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{
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mVertices->push_back(toOsg(from));
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mVertices->push_back(toOsg(to));
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}
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void DebugDrawer::drawContactPoint(const btVector3 &PointOnB, const btVector3 &normalOnB, btScalar distance, int lifeTime, const btVector3 &color)
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{
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mVertices->push_back(toOsg(PointOnB));
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mVertices->push_back(toOsg(PointOnB) + (toOsg(normalOnB) * distance * 20));
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}
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void DebugDrawer::reportErrorWarning(const char *warningString)
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{
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std::cerr << warningString << std::endl;
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}
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void DebugDrawer::setDebugMode(int isOn)
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{
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mDebugOn = (isOn == 0) ? false : true;
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if (!mDebugOn)
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destroyGeometry();
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else
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createGeometry();
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}
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int DebugDrawer::getDebugMode() const
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{
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return mDebugOn;
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}
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}
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