mirror of
https://github.com/rwengine/openrw.git
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81 lines
2.5 KiB
C++
81 lines
2.5 KiB
C++
#include <renderwure/objects/GTAInstance.hpp>
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#include <renderwure/engine/GTAEngine.hpp>
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GTAInstance::GTAInstance(
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GTAEngine* engine,
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const glm::vec3& pos,
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const glm::quat& rot,
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Model* model,
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const glm::vec3& scale,
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LoaderIPLInstance inst,
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std::shared_ptr<LoaderIDE::OBJS_t> obj,
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std::shared_ptr<GTAInstance> lod
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)
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: GTAObject(engine, pos, rot, model), scale(scale), instance(inst), object(obj), LODinstance(lod)
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{
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btRigidBody* body = nullptr;
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auto phyit = engine->gameData.collisions.find(obj->modelName);
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if( phyit != engine->gameData.collisions.end()) {
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btCompoundShape* cmpShape = new btCompoundShape;
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btDefaultMotionState* msta = new btDefaultMotionState;
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msta->setWorldTransform(btTransform(
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btQuaternion(
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inst.rotX, inst.rotY, inst.rotZ, inst.rotW
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).inverse(),
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btVector3(
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inst.posX, inst.posY, inst.posZ
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)
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));
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btRigidBody::btRigidBodyConstructionInfo info(0.f, msta, cmpShape);
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CollisionInstance& physInst = *phyit->second.get();
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// Boxes
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for( size_t i = 0; i < physInst.boxes.size(); ++i ) {
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CollTBox& box = physInst.boxes[i];
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auto size = (box.max - box.min) / 2.f;
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auto mid = (box.min + box.max) / 2.f;
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btCollisionShape* bshape = new btBoxShape( btVector3(size.x, size.y, size.z) );
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btTransform t; t.setIdentity();
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t.setOrigin(btVector3(mid.x, mid.y, mid.z));
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cmpShape->addChildShape(t, bshape);
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}
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// Spheres
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for( size_t i = 0; i < physInst.spheres.size(); ++i ) {
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CollTSphere& sphere = physInst.spheres[i];
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btCollisionShape* sshape = new btSphereShape(sphere.radius);
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btTransform t; t.setIdentity();
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t.setOrigin(btVector3(sphere.center.x, sphere.center.y, sphere.center.z));
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cmpShape->addChildShape(t, sshape);
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}
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if( physInst.triangles.size() > 0 ) {
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btTriangleIndexVertexArray* vertarray = new btTriangleIndexVertexArray(
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physInst.triangles.size(),
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(int*) physInst.triangles.data(),
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sizeof(CollTFaceTriangle),
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physInst.vertices.size(),
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&(physInst.vertices[0].x),
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sizeof(glm::vec3)
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);
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btBvhTriangleMeshShape* trishape = new btBvhTriangleMeshShape(vertarray, false);
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btTransform t; t.setIdentity();
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cmpShape->addChildShape(t, trishape);
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}
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body = new btRigidBody(info);
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engine->dynamicsWorld->addRigidBody(body);
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}
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auto pathit = engine->objectNodes.find(inst.id);
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if( pathit != engine->objectNodes.end() ) {
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auto& pathlist = pathit->second;
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for( size_t p = 0; p < pathlist.size(); ++p ) {
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auto& path = pathlist[p];
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engine->aigraph.createPathNodes(position, rot, path);
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}
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}
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}
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