#include "Renderer.h"
#include <vlCore/VisualizationLibrary.hpp>
#include <vlCore/GlobalSettings.hpp>
#include <vlCore/Time.hpp>
#include <vlCore/Colors.hpp>
#include <vlGraphics/Geometry.hpp>
#include <vlGraphics/GeometryPrimitives.hpp>

void TrackBall::mouseDownEvent(EMouseButton btn, int x, int y)
{
	if (camera() == NULL)
		return;

	// if already busy ignore the event
	if (mode() != NoMode)
		return;

	// set x/y relative to the viewport
	x -= camera()->viewport()->x();
	y -= openglContext()->framebuffer()->height() - 1 - (camera()->viewport()->y() + camera()->viewport()->height() - 1);
	unsigned char selected;
	// enter new mode
	if (btn == rotationButton())
	{
		glReadPixels(x, y, 1, 1, GL_STENCIL_INDEX, GL_UNSIGNED_BYTE, &selected);
		GLenum err = glGetError();
		err = glGetError();
	}
	else
		if (btn == translationButton())
			mMode = TranslationMode;
		else
			if (btn == zoomButton())
				mMode = ZoomMode;

	VL_CHECK(openglContext()->framebuffer())


		// check that the click is in the viewport
		int w = camera()->viewport()->width();
	int h = camera()->viewport()->height();

	if (x<0 || y<0 || x >= w || y >= h)
		return;

	mMouseStart.x() = x;
	mMouseStart.y() = y;

	if (mTransform)
	{
		mStartMatrix = mTransform->localMatrix();
		mPivot = mStartMatrix.getT();
	}
	else
		mStartMatrix = camera()->modelingMatrix();

	mStartCameraPos = camera()->modelingMatrix().getT();
	mStartPivot = mPivot;
}

void TrackBall::mouseMoveEvent(int x, int y)
{
	if (camera() == NULL)
		return;

	mCurrentX = x - camera()->viewport()->x();
	mCurrentY = y - (openglContext()->framebuffer()->height() - 1 - (camera()->viewport()->y() + camera()->viewport()->height() - 1));

	// ignore the event if the trackball is not in any mode
	if (mode() == NoMode)
		return;

	VL_CHECK(openglContext()->framebuffer())
		// set x/y relative to the top/left cornder of the viewport
		x -= camera()->viewport()->x();
	y -= openglContext()->framebuffer()->height() - 1 - (camera()->viewport()->y() + camera()->viewport()->height() - 1);

	//if (mode() == RotationMode)TrackBall::
	//{
	//	if (mTransform)
	//	{
	//		mTransform->setLocalMatrix(mat4::getTranslation(mPivot) * trackballRotation(x, y) * mat4::getTranslation(-mPivot) * mStartMatrix);
	//		mTransform->computeWorldMatrix();
	//		mStartMatrix = mTransform->localMatrix();
	//	}
	//	else
	//	{
	//		camera()->setModelingMatrix(mat4::getTranslation(mPivot) * trackballRotation(x, y) * mat4::getTranslation(-mPivot) * mStartMatrix);
	//		mStartMatrix = camera()->modelingMatrix();
	//	}

	//	mMouseStart.x() = x;
	//	mMouseStart.y() = y;
	//}
	//else
	//{
	if (mode() == ZoomMode)
	{
		float t = (y - mMouseStart.y()) / 200.0f;
		t *= zoomSpeed();
		real distance = (mStartCameraPos - mPivot).length();
		vec3 camera_pos = mStartCameraPos - camera()->modelingMatrix().getZ()*t*distance;
		mat4 m = camera()->modelingMatrix();
		m.setT(camera_pos);
		camera()->setModelingMatrix(m);
	}
	else if (mode() == TranslationMode)
	{
		vl::vec3 eye, at, up, right;
		camera()->getViewMatrixAsLookAt(eye, at, up, right);
		vl::vec4 focus_point_w, focus_point;
		focus_point_w.x() = at.x();
		focus_point_w.y() = at.y();
		focus_point_w.z() = at.z();
		focus_point_w.w() = 1.0;
		camera()->project(focus_point_w, focus_point);

		vl::vec3 vp0, vp1;
		vp0.x() = mMouseStart.x();
		vp0.y() = mMouseStart.y();
		vp0.z() = focus_point.z();
		vp1.x() = x;
		vp1.y() = y;
		vp1.z() = focus_point.z();

		vl::vec4 v4p0, v4p1;
		camera()->unproject(vp0, v4p0);
		camera()->unproject(vp1, v4p1);

		vec3 mv = v4p1.xyz() - v4p0.xyz();
		mv.x() = -mv.x();
		mat4 m = camera()->modelingMatrix();
		m.setT(mStartCameraPos + mv);
		camera()->setModelingMatrix(m);
		mPivot = mStartPivot + mv;
	}
	//}

	// update the view
	openglContext()->update();
}

void TrackBall::mouseWheelEvent(int delta)
{
	vl::vec3 eye, at, up, right;
	camera()->getViewMatrixAsLookAt(eye, at, up, right);
	vl::vec4 focus_point_w, focus_point;
	focus_point_w.x() = at.x();
	focus_point_w.y() = at.y();
	//focus_point_w.z() = at.z();
	focus_point_w.z() = at.z();
	focus_point_w.w() = 1.0;
	camera()->project(focus_point_w, focus_point);

	vl::vec3 vp0;
	vp0.x() = mCurrentX;
	vp0.y() = mCurrentY;
	vp0.z() = focus_point.z();

	vl::vec4 v4p0;
	camera()->unproject(vp0, v4p0);


	mMode = ZoomMode;
	float t = delta / 20.0f;
	t *= zoomSpeed();
	vec3 camera_pos = camera()->modelingMatrix().getT();

	if (delta > 0)
	{
		camera_pos.x() += (v4p0.x() - camera_pos.x()) / 5;
		camera_pos.y() -= (v4p0.y() - camera_pos.y()) / 5;
		mPivot.x() += (v4p0.x() - mPivot.x()) / 5;
		mPivot.y() -= (v4p0.y() - mPivot.y()) / 5;
	}
	else
	{
		camera_pos.x() -= (v4p0.x() - camera_pos.x()) / 5;
		camera_pos.y() += (v4p0.y() - camera_pos.y()) / 5;
		mPivot.x() -= (v4p0.x() - mPivot.x()) / 5;
		mPivot.y() += (v4p0.y() - mPivot.y()) / 5;
	}

	real distance = (camera_pos - mPivot).length();
	camera_pos = camera_pos - camera()->modelingMatrix().getZ()*t*distance;
	mat4 m = camera()->modelingMatrix();
	m.setT(camera_pos);
	camera()->setModelingMatrix(m);
	openglContext()->update();
	mMode = NoMode;
}

bool VLRenderer::m_IsInit = false;

VLRenderer::VLRenderer()
	:m_Width(800)
	, m_Height(600)
{
	if (!m_IsInit)
	{
		m_IsInit = true;
		vl::VisualizationLibrary::init(true);
		vl::globalSettings()->setCheckOpenGLStates(false);
	}
	mCubeTransform = new vl::Transform;
	trackball = new TrackBall;
}

VLRenderer::~VLRenderer()
{
	dispatchDestroyEvent();
	vl::VisualizationLibrary::shutdown();
}

void VLRenderer::Init(void)
{
	initGLContext(true);
	mRendering = new vl::Rendering;
	mSceneManager = new vl::SceneManagerActorTree;
	mRendering->sceneManagers()->push_back(mSceneManager.get());

	rendering()->camera()->viewport()->setClearColor(vl::darkgray);
	rendering()->camera()->viewport()->setClearFlags(vl::CF_CLEAR_COLOR_DEPTH_STENCIL);
	rendering()->camera()->viewport()->set(0, 0, m_Width, m_Height);
	ResetCamera();

	/* use a framebuffer object as render target */
	mFBO = openglContext()->createFramebufferObject(m_Width, m_Height);
	rendering()->renderer()->setFramebuffer(mFBO.get());

	/* bind a depth buffer */
	mFBODB = new vl::FBODepthBufferAttachment(vl::DBF_DEPTH_COMPONENT16);
	mFBO->addDepthAttachment(mFBODB.get());

	/* use texture as color buffer */
	mTexture = new vl::Texture(m_Width, m_Height, vl::TF_RGBA);
	vl::ref<vl::FBOTexture2DAttachment> fbo_tex_attachm = new vl::FBOTexture2DAttachment(mTexture.get(), 0, vl::T2DT_TEXTURE_2D);
	mFBO->addTextureAttachment(vl::AP_COLOR_ATTACHMENT0, fbo_tex_attachm.get());
	mFBO->setDrawBuffer(vl::RDB_COLOR_ATTACHMENT0);

	//vl::ref<vl::TrackballManipulator> trackball = new vl::TrackballManipulator;
	trackball->setCamera(rendering()->camera());
	trackball->setTransform(NULL);
	trackball->setPivot(vl::vec3(0, 0, 0));
	//trackball->setRotationButton(100000);
	trackball->setTranslationSpeed(0.5);
	trackball->mVLRenderer = this;
	openglContext()->addEventListener(trackball.get());

	/*mvg = new vl::VectorGraphics;
	vl::ref<vl::SceneManagerVectorGraphics> vgscene = new vl::SceneManagerVectorGraphics;
	vgscene->vectorGraphicObjects()->push_back(mvg.get());
	mRendering->sceneManagers()->push_back(vgscene.get());*/
}

void VLRenderer::Render(void)
{
	// --- scene update ---
	rendering()->setFrameClock(vl::Time::currentTime());
	rendering()->render();
	if (openglContext()->hasDoubleBuffer())
		openglContext()->swapBuffers();
}

bool VLRenderer::UpdateSize(unsigned int w, unsigned int h)
{
	if (w == m_Width && h == m_Height)
		return false;

	if (w <= 0 || h <= 0)
		return false;

	m_Width = w;
	m_Height = h;

	if (mTexture)mTexture->destroyTexture();
	mTexture = nullptr;
	if (mFBODB)mFBODB->deleteRenderBuffer();
	mFBODB = nullptr;
	if (mFBO)mFBO->deleteFBO();
	mFBO = nullptr;

	rendering()->camera()->viewport()->setWidth(m_Width);
	rendering()->camera()->viewport()->setHeight(m_Height);
	rendering()->camera()->setProjectionPerspective();

	mFBO = openglContext()->createFramebufferObject(m_Width, m_Height);
	rendering()->renderer()->setFramebuffer(mFBO.get());

	mFBODB = new vl::FBODepthBufferAttachment(vl::DBF_DEPTH_COMPONENT16);
	mFBO->addDepthAttachment(mFBODB.get());

	mTexture = new vl::Texture(m_Width, m_Height, vl::TF_RGBA);
	vl::ref<vl::FBOTexture2DAttachment> fbo_tex_attachm = new vl::FBOTexture2DAttachment(mTexture.get(), 0, vl::T2DT_TEXTURE_2D);
	mFBO->addTextureAttachment(vl::AP_COLOR_ATTACHMENT0, fbo_tex_attachm.get());
	mFBO->setDrawBuffer(vl::RDB_COLOR_ATTACHMENT0);

	dispatchResizeEvent(m_Width, m_Height);
	UpdateScene();
	return true;
}

double VLRenderer::GetWorldDis(double *p0, double *p1)
{
	vl::vec3 eye, at, up, right;
	mRendering->camera()->getViewMatrixAsLookAt(eye, at, up, right);
	vl::vec4 focus_point_w, focus_point;
	focus_point_w.x() = at.x();
	focus_point_w.y() = at.y();
	focus_point_w.z() = 0.0;
	focus_point_w.w() = 1.0;
	mRendering->camera()->project(focus_point_w, focus_point);

	vl::vec3 vp0, vp1;
	vp0.x() = p0[0];
	vp0.y() = p0[1];
	vp0.z() = focus_point.z();
	vp1.x() = p1[0];
	vp1.y() = p1[1];
	vp1.z() = focus_point.z();

	vl::vec4 v4p0, v4p1;
	mRendering->camera()->unproject(vp0, v4p0);
	mRendering->camera()->unproject(vp1, v4p1);

	return sqrt((v4p0.x() - v4p1.x()) * (v4p0.x() - v4p1.x()) +
		(v4p0.y() - v4p1.y()) * (v4p0.y() - v4p1.y())/* +
													 (v4p0.z() - v4p1.z()) * (v4p0.z() - v4p1.z())*/);
}

/*void VLRenderer::UpdateCurrentLayer()
{
if (m_RenderMode != RenderMode2D)
return;

if (m_DataType == DATATYPE_BP) {
if (m_BPData == nullptr)
return;

m_PartSelected = -1;
ClearScene();
m_BPData->UpdateCurrentLayerParts();
std::vector<Part *> parts = m_BPData->GetParts();
for (unsigned int i = 0; i < parts.size(); i++)
{
if (parts[i]->GetActor().get() == nullptr)
continue;
m_actors.push_back(parts[i]->GetActor());
}
UpdateScene();
}
}*/


void VLRenderer::UpdateScene(void)
{
	vl::ActorCollection actors;
	mSceneManager->tree()->extractActors(actors);
	for (unsigned int i = 0; i < actors.size(); i++)
		mSceneManager->tree()->eraseActor(actors.at(i));
	rendering()->transform()->eraseAllChildrenRecursive();

#if 0
	if (m_RenderMode == RenderMode3D)
		m_vtkRenderWindowInteractor->SetInteractorStyle(style3d);
	else
		m_vtkRenderWindowInteractor->SetInteractorStyle(style2d);
#endif


	for (unsigned int i = 0; i < m_actors.size(); i++)
	{
		if (m_actors[i].get() != nullptr)
		{
			mSceneManager->tree()->addActor(m_actors[i].get());
			rendering()->transform()->addChild(m_actors[i]->transform());
		}
	}
	InitScene();
}

void VLRenderer::ClearScene(bool ClearJobs)
{
	vl::ActorCollection actors;
	mSceneManager->tree()->extractActors(actors);
	for (unsigned int i = 0; i < actors.size(); i++)
		mSceneManager->tree()->eraseActor(actors.at(i));
	rendering()->transform()->eraseAllChildrenRecursive();

	m_actors.clear();

	if (ClearJobs && m_BPData)
	{
		delete m_BPData;
		m_BPData = nullptr;
	}

	InitScene();
}

vl::ref<Geometry> VLRenderer::MakePlatform(const vec3& origin, real xside, real yside, int x, int y, bool gen_texcoords, fvec2 uv0, fvec2 uv1, bool center)
{
	vl::ref<Geometry> geom = new Geometry;
	geom->setObjectName("Platform");

	vl::ref<ArrayFloat3> vert3 = new ArrayFloat3;
	vl::ref<ArrayFloat2> text2 = new ArrayFloat2;
	geom->setVertexArray(vert3.get());

	VL_CHECK(x >= 2)
		VL_CHECK(y >= 2)
		real dx = xside / (x - 1);
	real dz = yside / (y - 1);
	if (center) {
		xside /= 2.0f;
		yside /= 2.0f;
	}

	vert3->resize(x * y);
	if (gen_texcoords)
	{
		geom->setTexCoordArray(0, text2.get());
		text2->resize(x * y);
	}

	// create vertices
	int vert_idx = 0;
	for (int i = 0; i<y; ++i)
		for (int j = 0; j<x; ++j, ++vert_idx)
		{
			vert3->at(vert_idx) = (fvec3)(vec3(-xside + j*dx, -yside + i*dz, 0) + vec3(0, 0, 0));
			if (gen_texcoords)
			{
				float tu = (float)j / (x - 1); // 0 .. 1
				float tv = (float)i / (y - 1); // 0 .. 1
				text2->at(vert_idx).s() = (1.0f - tu) * uv0.s() + tu * uv1.s();
				text2->at(vert_idx).t() = (1.0f - tv) * uv0.t() + tv * uv1.t();
			}
		}

	// create indices
	vl::ref<DrawElementsUInt> polys = new DrawElementsUInt(PT_QUADS);
	geom->drawCalls().push_back(polys.get());
	int idx = 0;
	polys->indexBuffer()->resize((y - 1)*(x - 1) * 4);
	for (int i = 0; i<y - 1; ++i)
	{
		for (int j = 0; j<x - 1; ++j)
		{
			polys->indexBuffer()->at(idx++) = j + 0 + x*(i + 1);
			polys->indexBuffer()->at(idx++) = j + 1 + x*(i + 1);
			polys->indexBuffer()->at(idx++) = j + 1 + x*(i + 0);
			polys->indexBuffer()->at(idx++) = j + 0 + x*(i + 0);
		}
	}

#if defined(VL_OPENGL_ES1) || defined(VL_OPENGL_ES2)
	geom->makeGLESFriendly();
#endif

	return geom;
}

vl::ref<Geometry> VLRenderer::MakePlatform(const vec3& origin, real diameter, unsigned int phi)
{
	vl::ref<Geometry> geom = new Geometry;
	geom->setObjectName("Platform");

	vl::ref<ArrayFloat3> vert3 = new ArrayFloat3;
	vert3->resize(phi + 1);
	geom->setVertexArray(vert3.get());

	vl::ref<DrawElementsUInt> tris = new DrawElementsUInt(PT_TRIANGLE_FAN);
	tris->indexBuffer()->resize(phi + 2);
	geom->drawCalls().push_back(tris.get());
	int idx = 0;

	diameter /= 2;
	vert3->at(0) = origin;
	for (int j = 0; j < phi; ++j)
	{
		vec3 v(diameter, 0, 0);
		v = mat4::getRotation(360.0f / phi * j, 0, 0, 1) * v;
		vert3->at(j + 1) = (fvec3)(v + origin);
	}

	// top fan
	tris->indexBuffer()->at(idx++) = 0;
	for (int j = 0; j < phi + 1; ++j)
		tris->indexBuffer()->at(idx++) = 1 + j % phi;

#if defined(VL_OPENGL_ES1) || defined(VL_OPENGL_ES2)
	geom->makeGLESFriendly();
#endif

	return geom;
}
void VLRenderer::InitScene()
{
	vl::ref<vl::Geometry> platform;
	if (m_PlatformShape == PS_ROUND)
		platform = MakePlatform(vl::vec3(0, 0, 0), m_PlatformWidth, 100);
	else
		platform = MakePlatform(vl::vec3(0, 0, 0), m_PlatformWidth, m_PlatformDepth, 2, 2);
	vl::ref<vl::Effect> effect = new vl::Effect;
	effect->shader()->enable(vl::EN_DEPTH_TEST);
	effect->shader()->enable(vl::EN_BLEND);
	effect->shader()->gocColor()->setValue(vl::lightgray);
	/* wireframe shader */
	//effect->lod(0)->push_back(new Shader);
	//effect->shader(0, 1)->enable(EN_BLEND);
	//effect->shader(0, 1)->enable(EN_DEPTH_TEST);
	//effect->shader(0, 1)->enable(EN_POLYGON_OFFSET_LINE);
	//effect->shader(0, 1)->gocPolygonOffset()->set(-0.5f, -0.5f);
	//effect->shader(0, 1)->gocPolygonMode()->set(PM_LINE, PM_LINE);
	//effect->shader(0, 1)->gocColor()->setValue(vl::fvec4(0, 0.05, 0.05, 0.02));
	//effect->shader(0, 1)->gocBlendFunc()->set(vl::BF_SRC_ALPHA, vl::BF_ONE_MINUS_SRC_ALPHA);
	mSceneManager->tree()->addActor(platform.get(), effect.get());
}

void VLRenderer::SetCurrentLayer(unsigned int layer)
{
	if (m_RenderMode != RenderMode2D)
		return;

	if (m_DataType == DATATYPE_BP) {
		if (m_BPData == nullptr)
			return;

		if (m_BPData->GetCurrentLayer() == layer)
			return;

		m_PartSelected = -1;
		ClearScene();
		//m_BPData->GetLayerData(layer);

		std::map<int, Part*>* partMap = m_BPData->GetPartMap();
		for (map<int, Part*>::iterator it = partMap->begin(); it != partMap->end(); it++) {
			Part* part = it->second;
			if (part->GetActor().get() == nullptr)
				continue;
			m_actors.push_back(part->GetActor());
		}
		UpdateScene();
	}
}

void VLRenderer::SetPreviewLayer(unsigned int layer)
{
	if (m_RenderMode != RenderMode2D)
		return;

	if (m_DataType == DATATYPE_BP) {
		if (m_BPData == nullptr)
			return;

		if (m_BPData->GetCurrentLayer() == layer)
			return;

		m_PartSelected = -1;
		ClearScene();
		//m_BPData->GetPrevLayerData(layer);
		std::map<int, Part*>* partMap = m_BPData->GetPartMap();
		for (map<int, Part*>::iterator it = partMap->begin(); it != partMap->end(); it++) {
			Part* part = it->second;
			if (part->GetActor().get() == nullptr)
				continue;
			m_actors.push_back(part->GetActor());
		}
		UpdateScene();
	}
}

//void VLRenderer::SetJob(FileProcessor * jfp)
//{
//	if (jfp == nullptr)
//		return;
//
//	if (m_BPData == nullptr)
//		m_BPData = new BPData;
//
//	if (m_BPData->GetJobFileProcessor() != nullptr &&
//		jfp->GetJobUid() == m_BPData->GetJobID())
//		return;
//
//	ClearScene();
//
//	m_DataType = DATATYPE_BP;
//	m_BPData->SetJob(jfp);
//	if (m_RenderMode == RenderMode2D)
//	{
//		m_BPData->GetPrevLayerData(0);
//		m_BPData->GetJobFileProcessor()->m_IsOpen = true;
//	}
//	else
//		m_BPData->GetJobData();
//
//	std::map<int, Part*>* partMap = m_BPData->GetPartMap();
//	for (map<int, Part*>::iterator it = partMap->begin(); it != partMap->end(); it++) {
//		AddActor(it->second->GetActor());
//	}
//	UpdateScene();
//}

//void VLRenderer::AddPart(MetaData::Part* part)
//{
//	Part* tmep = m_BPData->AddPart(part);
//	AddActor(tmep->GetActor());
//	UpdateScene();
//	//UpdateScene();
//}

//void VLRenderer::DelPart(MetaData::Part* part)
//{
//	Part* temp = m_BPData->GetPart(part->id);
//	for (vector<vl::ref<vl::Actor>>::iterator it = m_actors.begin(); it != m_actors.end();) {
//		vl::ref<vl::Actor> act = (*it);
//		if (act == temp->GetActor()) {
//			it = m_actors.erase(it);
//		}
//		else {
//			it++;
//		}
//	}
//	m_BPData->DelPart(part);
//	UpdateScene();
//}

void VLRenderer::SetRenderMode(RenderMode mode)
{
	if (m_RenderMode == mode)
		return;

	m_RenderMode = mode;
	if (mode == RenderMode2D)
		SetCurrentLayer(0);
	else if (mode == RenderMode3D) {
		if (m_DataType == DATATYPE_BP) {
			m_BPData->GetJobData();
			ClearScene();
			std::map<int, Part*>* partMap = m_BPData->GetPartMap();
			for (map<int, Part*>::iterator it = partMap->begin(); it != partMap->end(); it++) {
				AddActor(it->second->GetActor());
			}
			UpdateScene();
		}
	}
}

/*std::vector<Part *>* VLRenderer::GetParts(void)
{
if (m_DataType == DATATYPE_BP && m_BPData)
return &m_BPData->GetParts();
else
return nullptr;
}*/

std::map<int, Part*>* VLRenderer::GetPartMap()
{
	if (m_DataType == DATATYPE_BP && m_BPData)
		return m_BPData->GetPartMap();
	else
		return nullptr;

}

void VLRenderer::UpdateGlobalOffset(double offset_x, double offset_y)
{
	if (offset_x == m_GlobalOffsetX && offset_y == m_GlobalOffsetY)
		return;

	m_GlobalOffsetX = offset_x;
	m_GlobalOffsetY = offset_y;
	if (m_BPData == NULL)return;
	std::map<int, Part*>* partMap = m_BPData->GetPartMap();
	for (map<int, Part*>::iterator it = partMap->begin(); it != partMap->end(); it++) {
		it->second->UpdateGlobalOffset(offset_x, offset_y);
	}
}

void VLRenderer::ResetCamera(void)
{
	double high = (m_PlatformWidth / 2 + 20) / tan(0.55);
	rendering()->camera()->setProjectionPerspective();
	vl::mat4 m = vl::mat4::getLookAt(vl::vec3(0, 0, high), vl::vec3(0, 0, 0), vl::vec3(0, 1, 0));
	rendering()->camera()->setViewMatrix(m);
	trackball->setPivot(vl::vec3(0, 0, 0));
}

void VLRenderer::SetPlatfromSize(double width, double depth, double height)
{
	if (width < 10.0 || depth < 10.0 || height < 10.0)
		return;

	m_PlatformWidth = width;
	m_PlatformDepth = depth;
	m_PlatformHeight = height;

	UpdateScene();
	ResetCamera();
}

void VLRenderer::SetPlatformShape(PlatformShape shape)
{
	m_PlatformShape = shape;
}

void VLRenderer::AddActor(vl::ref<vl::Actor> actor)
{
	if (!actor)
		return;

	m_actors.push_back(actor);
}

Part* VLRenderer::GetPart(unsigned int index)
{
	if (m_BPData)
		return m_BPData->GetPart(index);
	else return nullptr;
}