// Copyright (C) 2008-2009 Colin MacDonald
// No rights reserved: this software is in the public domain.

#include "irrlicht.h"
#include "testUtils.h"
#include <assert.h>

using namespace irr;
using namespace core;
using namespace scene;
using namespace video;
using namespace io;
using namespace gui;

// Tests B3D animations.
/** Verify that two skinned animated mesh scene nodes can use different frames of the skinned mesh */
bool b3dAnimation(void)
{
	// Use EDT_BURNINGSVIDEO since it is not dependent on (e.g.) OpenGL driver versions.
	IrrlichtDevice *device = createDevice( EDT_BURNINGSVIDEO, dimension2d<u32>(160, 120), 32);
	assert(device);
	if (!device)
		return false;

	IVideoDriver* driver = device->getVideoDriver();
	ISceneManager * smgr = device->getSceneManager();

	IAnimatedMesh* mesh = smgr->getMesh("../media/ninja.b3d");
	IAnimatedMeshSceneNode* node1;
	IAnimatedMeshSceneNode* node2;
	assert(mesh);

	bool result = false;
	if(mesh)
	{
		node1 = smgr->addAnimatedMeshSceneNode(mesh);
		assert(node1);

		if(node1)
		{
			node1->setPosition(vector3df(-3, -3, 10));
			node1->setMaterialFlag(EMF_LIGHTING, false);
			node1->setAnimationSpeed(0.f);
		}

		node2 = smgr->addAnimatedMeshSceneNode(mesh);
		assert(node2);
		if(node2)
		{
			node2->setPosition(vector3df(3, -3, 10));
			node2->setMaterialFlag(EMF_LIGHTING, false);
			node2->setAnimationSpeed(0.f);
			node2->setCurrentFrame(62.f);
		}

		(void)smgr->addCameraSceneNode();

		// Just jump to the last frame since that's all we're interested in.
		device->run();
		driver->beginScene(true, true, SColor(255, 255, 255, 0));
		smgr->drawAll();
		driver->endScene();

		result = takeScreenshotAndCompareAgainstReference(driver, "-b3dAnimation.png");
	}

	device->drop();

	return result;
}