IrregularBBox.cpp

#include "../nx.h"
#include "IrregularBBox.h"
#include "IrregularBBox.fdh"

bool IrregularBBox::init(Object *associatedObject, int max_rectangles)
{
	memset(&bbox, 0, sizeof(bbox));
	this->num_bboxes = max_rectangles;
	this->assoc_object = associatedObject;
	
	if (num_bboxes >= IB_MAX_BBOXES)
	{
		num_bboxes = IB_MAX_BBOXES;
		staterr("IrregularBBox::Init(): too many rectangles (%d given): max is %d", max_rectangles, IB_MAX_BBOXES);
		return 1;
	}
	
	for(int i=0;i<num_bboxes;i++)
	{
		bbox[i] = CreateObject(0, 0, OBJ_BBOX_PUPPET);
		bbox[i]->sprite = SPR_BBOX_PUPPET_1 + i;
		bbox[i]->hp = 1000;
		bbox[i]->damage = 0;
		bbox[i]->invisible = true;
	}
	
	return 0;
}

void IrregularBBox::destroy()
{
	for(int i=0;i<num_bboxes;i++)
	{
		bbox[i]->Delete();
		bbox[i] = NULL;
	}
	
	num_bboxes = 0;
	assoc_object = NULL;
}

/*
void c------------------------------() {}
*/

void IrregularBBox::set_damage(int dmg)
{
	for(int i=0;i<num_bboxes;i++)
		bbox[i]->damage = dmg;
}

// link damage hits on the bbox to damage on it's associated object, o
void IrregularBBox::transmit_hits()
{
	if (!assoc_object) return;
	
	for(int i=0;i<num_bboxes;i++)
	{
		if (bbox[i]->hp < 1000)
		{
			assoc_object->DealDamage(1000 - bbox[i]->hp);
			bbox[i]->hp = 1000;
		}
	}
}

/*
void c------------------------------() {}
*/

void IrregularBBox::place(void (*placefunc)(void *userparm), void *userparm)
{
	// first assume all disabled
	for(int i=0;i<num_bboxes;i++)
	{
		bbox[i]->y = -1024;		// effectively disables it
	}
	
	// ask object to place it's bboxes as it wishes for this frame
	// by using set_bbox().
	(*placefunc)(userparm);
}


void IrregularBBox::set_bbox(int index, int x, int y, int w, int h, uint32_t flags)
{
	if (index < 0 || index >= num_bboxes)
	{
		staterr("IrregularBBox::set_bbox: index out of range: %d", index);
		return;
	}
	
	Object *box = bbox[index];
	
	// coordinates passed in here are for the right-facing frame,
	// if we are currently left-facing then flip them.
	if (assoc_object->dir == LEFT)
		x = sprites[assoc_object->sprite].w - x - w;
	
	box->x = assoc_object->x + (x << CSF);
	box->y = assoc_object->y + (y << CSF);
	
	sprites[box->sprite].bbox.x1 = 0;
	sprites[box->sprite].bbox.y1 = 0;
	sprites[box->sprite].bbox.x2 = (w - 1);
	sprites[box->sprite].bbox.y2 = (h - 1);
	
	box->flags &= ~(FLAG_SHOOTABLE | FLAG_INVULNERABLE);
	box->flags |= flags;
	
	// nitpicking perfect sync for this frame since we are not aftermove
	box->x += assoc_object->xinertia;
	box->y += assoc_object->yinertia;
}