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#include "SDL.h"
#include "SDL_opengl.h"
#include "container.h"
#include "entity.h"
#include "random.h"
namespace PRJID {
Container::Container() {
}
Container::~Container() {
clear();
}
void Container::clear() {
}
void Container::add(Entity *e,bool special) {
e->set_container(this);
entities.push_back(e);
}
void Container::tick(unsigned int ticks) {
if (ticks==0) return;
std::list <Entity *>::iterator it;
std::list <std::list <Entity *>::iterator>::iterator dit;
std::list <std::list <Entity *>::iterator> todelete;
for (it=entities.begin();it!=entities.end();it++) {
(*it)->tick(ticks);
if ((*it)->remove) {
delete (*it);
todelete.push_back(it);
}
}
for (dit=todelete.begin();dit!=todelete.end();dit++) {
entities.erase((*dit));
}
}
void Container::act(unsigned int ticks) {
std::list <Entity *>::iterator it;
for (it=entities.begin();it!=entities.end();it++) {
if ((*it)->get_type()==ET_PLAYER) continue;
(*it)->act(ticks);
}
}
void Container::draw() {
std::list <Entity *>::iterator it;
for (it=entities.begin();it!=entities.end();it++) {
if ((*it)==NULL) continue;
if ((*it)->get_type()==ET_PLAYER) continue;
(*it)->draw();
}
}
Entity *Container::select(int x,int y) {
glReadBuffer(GL_BACK);
Entity *selected=NULL;
selected=select_single(x,y);
//SDL_GL_SwapBuffers(); SDL_Delay(500);
if (selected!=NULL) return selected;
return NULL;
}
Entity *Container::select_single(int x,int y) {
std::list <Entity *>::iterator it;
Entity *selected=NULL;
unsigned int p;
unsigned int rem=std::numeric_limits<unsigned int>::max();
glReadPixels(x,y,1,1,GL_DEPTH_COMPONENT, GL_UNSIGNED_INT,static_cast<GLvoid *>(&p));
rem=p;
for (it=entities.begin();it!=entities.end();it++) {
if ((*it)==NULL) continue;
if ((*it)->get_type()==ET_PLAYER) continue;
if (!(*it)->isactive()) continue;
(*it)->draw();
glReadPixels(x,y,1,1,GL_DEPTH_COMPONENT, GL_UNSIGNED_INT,static_cast<GLvoid *>(&p));
if (p>=rem) continue;
rem=p;
selected=(*it);
}
return selected;
}
void Container::set_game(Game *g) {
game=g;
}
Entity * Container::create(e_entitytype t) {
Entity *n;
n=new Entity();
n->set_game(game);
n->set_container(this);
n->set_type(t);
add(n,true);
return n;
}
} //namespace
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