int
luaSetBuffer(lua_State *l) {
const char *name = lua_tostring(l, -4);
size_t offset = (size_t)lua_tointeger(l, -3);
const char *dataType = lua_tostring(l, -2);
Enums::DataType dt = Enums::getType(dataType);
int card = Enums::getCardinality(dt);
Enums::DataType bdt = Enums::getBasicType(dt);
int size = Enums::getSize(dt);
IBuffer *buff = RESOURCEMANAGER->getBuffer(name);
if (buff == NULL) {
NAU_THROW("Lua getBuffer: invalid buffer: %s", name);
return 0;
}
void *arr = NULL;
float *arrF;
int *arrI;
unsigned int *arrUI;
switch (bdt) {
case Enums::FLOAT:
arrF = (float *)malloc(sizeof(float) * card);
lua_pushnil(l);
for (int i = 0; i < card && lua_next(l,-2) != 0; ++i) {
arrF[i] = (float)lua_tonumber(l, -1);
lua_pop(l, 1);
}
arr = arrF;
break;
case Enums::INT:
case Enums::BOOL:
arrI = (int *)malloc(sizeof(int) * card);
lua_pushnil(l);
for (int i = 0; i < card && lua_next(l, -2) != 0; ++i) {
arrI[i] = (int)lua_tointeger(l, -1);
lua_pop(l, 1);
}
arr = arrI;
break;
case Enums::UINT :
arrUI = (unsigned int *)malloc(sizeof(unsigned int) * card);
lua_pushnil(l);
for (int i = 0; i < card && lua_next(l, -2) != 0; ++i) {
arrUI[i] = (unsigned int)lua_tointeger(l, -1);
lua_pop(l, 1);
}
arr = arrUI;
break;
}
buff->setSubData(offset, size, arr);
return 0;
}
void
PhysicsManager::update() {
if (!m_PhysInst)
return;
m_PhysInst->update();
float *t;
std::vector<std::shared_ptr<SceneObject>> so;
for (auto s : m_Scenes) {
int st = getMaterial(s.second).getPrope(PhysicsMaterial::SCENE_TYPE);
switch (st) {
case IPhysics::STATIC: break;
case IPhysics::RIGID:
t = m_PhysInst->getSceneTransform(s.first->getName());
s.first->setTransform(math::mat4(t));
break;
case IPhysics::CLOTH:
t = m_PhysInst->getSceneTransform(s.first->getName());
s.first->setTransform(math::mat4(t));
s.first->getAllObjects(&so);
for (auto &o : so) {
o->getRenderable()->getVertexData()->resetCompilationFlag();
o->getRenderable()->getVertexData()->compile();
}
break;
case IPhysics::CHARACTER:
t = m_PhysInst->getSceneTransform(s.first->getName());
s.first->setTransform(math::mat4(t));
break;
case IPhysics::PARTICLES:
{
std::string &sceneName = s.first->getName();
PhysicsMaterial &pm = getMaterial(s.second);
int nPart = static_cast<int>(pm.getPropf((FloatProperty)pm.getAttribSet()->getAttributes()["NBPARTICLES"]->getId()));
std::string bufferName = pm.getProps((StringProperty)pm.getAttribSet()->getAttributes()["BUFFER"]->getId());
IBuffer * pointsBuffer = RESOURCEMANAGER->getBuffer(bufferName);
pointsBuffer->setSubData(0, nPart * 4 * sizeof(float), pm.getBuffer());
RENDERMANAGER->getCurrentPass()->setPropui(Pass::INSTANCE_COUNT, nPart);
}
break;
case IPhysics::DEBUG:
{
IBuffer * b = RESOURCEMANAGER->getBufferByID(s.first->getSceneObject(0)->getRenderable()->getVertexData()->getBufferID(VertexData::GetAttribIndex(std::string("position"))));
std::vector<float> * debugPos = m_PhysInst->getDebug();
b->setData(debugPos->size() * sizeof(float), &debugPos->at(0));
s.first->getAllObjects(&so);
for (auto &o : so) {
o->getRenderable()->getVertexData()->resetCompilationFlag();
o->getRenderable()->getVertexData()->compile();
}
}
break;
}
}
for (auto cam : *(m_PhysInst->getCameraPositions())) {
Camera * camera = RENDERMANAGER->getCamera(cam.first).get();
vec4 previous = camera->getPropf4(Camera::POSITION);
vec4 current = vec4(cam.second[0], cam.second[1], cam.second[2], 1.0f);
if (current != previous)
camera->setPropf4(Camera::POSITION, current);
}
}
