#pragma once
#include "render/dx11/RendererDX11.h"

#include "vfs/fs_win/IFSContentProvider.h"
#include "LString.h"
#include "vfs/IFile.h"
#include <log/CLog.h>
#include "render/dx11/IConstantBuffer11.h"
#include "render/IMaterial.h"
#include "D3DX10math.h"
#include "render/dx11/IDepthStencilState11.h"
#include <D3Dcompiler.h>
#include "d3d11sdklayers.h"
#include <dxgi.h>
#include <assert.h>

namespace LifeGraphics
{
	HRESULT RendererDX11::Open(RenderParams params)
	{
		HRESULT hr = S_OK;
		g_params = params;

		D3D_DRIVER_TYPE drivers[]=
		{
			D3D_DRIVER_TYPE_HARDWARE,
			D3D_DRIVER_TYPE_WARP,
			D3D_DRIVER_TYPE_REFERENCE
		};

		D3D_FEATURE_LEVEL featureLevels[] =
		{
			D3D_FEATURE_LEVEL_11_0,
			D3D_FEATURE_LEVEL_10_1,
			D3D_FEATURE_LEVEL_10_0,
		};

		int numDrivers = 1;

		for(int i = 0; i< numDrivers; i++)
		{
			g_driverType = drivers[i];
#ifdef _DEBUG
			hr = D3D11CreateDevice(0,g_driverType,NULL, D3D11_CREATE_DEVICE_DEBUG,featureLevels,3,D3D11_SDK_VERSION,&g_pDevice, &g_pFeatureLevel, &g_pDeviceContext);
#else
			hr = D3D11CreateDevice(0,g_driverType,NULL, NULL,featureLevels,3,D3D11_SDK_VERSION,&g_pDevice, &g_pFeatureLevel, &g_pDeviceContext);
#endif
			if(SUCCEEDED(hr))
				break;
		}

		


		char ps[] =  "Texture2D diffuseTexture : register(t0);" \
			"SamplerState diffuseSampler : register(s0);" \
			"half4 main_PS( in float4 Pos : SV_Position, in float2 t : TEXCOORD0 ) : SV_Target" \
			"{half4 data = diffuseTexture.Sample(diffuseSampler, t); return data; }";

		char vs[] = "struct VS_OUTPUT" \
			"{float4 Position : SV_Position;" \
			"float2 Texcoord : TEXCOORD0;};" \
			"void main_VS( in float4 Pos : POSITION, in float2 t : TEXCOORD0, out float4 Position : SV_Position, out float2 texcoord : TEXCOORD0 )" \
			"{Position = Pos; texcoord = t;}";

		char vbPs[] = "cbuffer data : register(b0){float4 vBlurOffsets[9];};" \
			"Texture2D originalSceneSampler : register(t0);" \
			"SamplerState linearSampler : register(s0);" \
			"float4 main_PS( in float4 Position : SV_Position, in float2 texcoord : TEXCOORD0 ) : SV_Target" \
			"{ float4 color = { 0.0f, 0.0f, 0.0f, 0.0f };" \
			"for( int i = 0; i < 9; i++ )" \
			"	color += originalSceneSampler.Sample( linearSampler, texcoord + float2( 0.0f, vBlurOffsets[i].x ) ) * vBlurOffsets[i].y;" \
			"return float4( color.rgb, 1.0f );	}";

		ID3DBlob* vbblob = NULL;
		hr = D3DX11CompileFromMemory(vbPs, strlen(vbPs), "system_shader", NULL, NULL, "main_PS", "ps_4_0",0,0,NULL, &vbblob,NULL, NULL);
		if( FAILED( hr ) )
			return hr;
		hr = g_pDevice->CreatePixelShader(vbblob->GetBufferPointer(), vbblob->GetBufferSize(), NULL, &psVerticalBlur);
		if( FAILED( hr ) )
			return hr;
		SAFE_RELEASE(vbblob);

		ID3DBlob* blob = NULL;
		hr = D3DX11CompileFromMemory(ps, strlen(ps), "system_shader", NULL, NULL, "main_PS", "ps_4_0",0,0,NULL, &blob,NULL, NULL);
		if( FAILED( hr ) )
			return hr;
		hr = g_pDevice->CreatePixelShader(blob->GetBufferPointer(), blob->GetBufferSize(), NULL, &psQuad);
		if( FAILED( hr ) )
			return hr;

		ID3DBlob* vsblob = NULL;
		hr = D3DX11CompileFromMemory(vs, strlen(vs), "system_shader2", NULL, NULL, "main_VS", "vs_4_0",0,0,NULL, &vsblob,NULL, NULL);
		if( FAILED( hr ) )
			return hr;
		hr = g_pDevice->CreateVertexShader(vsblob->GetBufferPointer(), vsblob->GetBufferSize(), NULL, &vsQuad);
		if( FAILED( hr ) )
			return hr;

		SimpleVertex geometry[] =
		{
			LifeMath::float4(-1.0f,-1.0f,0.0f,1.0f), LifeMath::float2(0.0f,1.0f),
			LifeMath::float4(-1.0f,1.0f,0.0f,1.0f), LifeMath::float2(0.0f,0.0f),

			LifeMath::float4(1.0f,-1.0f,0.0f,1.0f), LifeMath::float2(1.0f,1.0f),
			LifeMath::float4(1.0f,1.0f,0.0f,1.0f), LifeMath::float2(1.0f,0.0f),
		};

		char ds2x2_data[] =
			"	cbuffer texInfo : register(b12)" \
			"{" \
			"	float2 texelSize;" \
			"	float2 dummy;" \
			"};" \
			"Texture2D diffuseMap : register(t0);" \
			"SamplerState pointSampler : register(s0);" \
			"static const float PixelKernel[13] =" \
			"{" \
			"	-6.0f," \
			"	-5.0f," \
			"	-4.0f," \
			"	-3.0f," \
			"	-2.0f," \
			"	-1.0f," \
			"	0.0f," \
			"	1.0f," \
			"	2.0f," \
			"	3.0f," \
			"	4.0f," \
			"	5.0f," \
			"	6.0f," \
			"};" \
			"static const float BlurWeights[13] = " \
			"{" \
			"	0.001108f," \
			"	0.004382f," \
			"	0.013497f," \
			"	0.032379f," \
			"	0.060493f," \
			"	0.088017f," \
			"	0.099735f," \
			"	0.088017f," \
			"	0.060493f," \
			"	0.032379f," \
			"	0.013497f," \
			"	0.004382f," \
			"	0.001108f," \
			"};" \
			"float4 main_PS(in float4 Position : SV_Position, in float2 texcoord : TEXCOORD0) : SV_Target" \
			"{" \
			"	float4 color = (float4)0;" \
			"[Unroll]" \
			"	for(int i = 0; i < 13; i++)" \
			"	{" \
			"		color += diffuseMap.Sample(pointSampler, texcoord + float2(0.0f, PixelKernel[i] * texelSize.y)) * BlurWeights[i];" \
			"		color += diffuseMap.Sample(pointSampler, texcoord + float2(PixelKernel[i] * texelSize.x, 0.0f)) * BlurWeights[i];" \
			"	}" \
			"	return color;" \
			"} ";

		ds2x2 = CompileUserShaderPS(ds2x2_data);
		ds2x2cb = CreateConstantBuffer(sizeof(LifeMath::float4));

		D3D11_BUFFER_DESC bd;
		ZeroMemory( &bd, sizeof(bd) );
		bd.Usage = D3D11_USAGE_DEFAULT;
		bd.ByteWidth = sizeof( SimpleVertex ) * 4;
		bd.BindFlags = D3D11_BIND_VERTEX_BUFFER;
		bd.CPUAccessFlags = 0;
		D3D11_SUBRESOURCE_DATA InitData;
		ZeroMemory( &InitData, sizeof(InitData) );
		InitData.pSysMem = geometry;

		hr = g_pDevice->CreateBuffer( &bd, &InitData, &fsQuadBuffer );
		if( FAILED( hr ) )
			return hr;

		D3D11_INPUT_ELEMENT_DESC desc[] =
		{
			{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 },
			{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 16, D3D11_INPUT_PER_VERTEX_DATA, 0 },
		};

		UINT numElements = ARRAYSIZE( desc );
		fsQuadLayout = 0;
		hr = g_pDevice->CreateInputLayout(desc,numElements, vsblob->GetBufferPointer(), vsblob->GetBufferSize(), &fsQuadLayout);
		if( FAILED( hr ) )
			return hr;
		SAFE_RELEASE(vsblob);
		SAFE_RELEASE(blob);

		/*D3D11_VIEWPORT vp;
		vp.Height = (float)g_params.ScreenHeight;
		vp.Width = (float)g_params.ScreenWidth;
		vp.TopLeftX = 0.0f;
		vp.TopLeftY = 0.0f;
		vp.MinDepth = 0.0f;
		vp.MaxDepth = 1.0f;
		g_pDeviceContext->RSSetViewports(1, &vp);*/

		D3D11_SAMPLER_DESC lsDesc;
		ZeroMemory(&lsDesc, sizeof(D3D11_SAMPLER_DESC));
		lsDesc.AddressU = D3D11_TEXTURE_ADDRESS_WRAP;
		lsDesc.AddressV = D3D11_TEXTURE_ADDRESS_WRAP;
		lsDesc.AddressW = D3D11_TEXTURE_ADDRESS_WRAP;
		lsDesc.ComparisonFunc = D3D11_COMPARISON_NEVER;
		lsDesc.MaxAnisotropy = 0;
		lsDesc.MinLOD = 0;
		lsDesc.MaxLOD = 16;
		lsDesc.Filter = D3D11_FILTER_MIN_MAG_MIP_POINT;

		g_pDevice->CreateSamplerState(&lsDesc,&samplerPoint);

		g_pDeviceContext->PSSetSamplers(1,1, &samplerPoint);

		D3D11_SAMPLER_DESC lsDesc2;
		ZeroMemory(&lsDesc2, sizeof(D3D11_SAMPLER_DESC));
		lsDesc2.AddressU = D3D11_TEXTURE_ADDRESS_WRAP;
		lsDesc2.AddressV = D3D11_TEXTURE_ADDRESS_WRAP;
		lsDesc2.AddressW = D3D11_TEXTURE_ADDRESS_WRAP;
		lsDesc2.ComparisonFunc = D3D11_COMPARISON_NEVER;
		lsDesc2.MaxAnisotropy = 16;
		lsDesc2.MinLOD = 0;
		lsDesc2.MaxLOD = 16;
		lsDesc2.Filter = D3D11_FILTER_MIN_MAG_MIP_LINEAR;

		g_pDevice->CreateSamplerState(&lsDesc2,&samplerLinear);
		g_pDeviceContext->PSSetSamplers(0,1, &samplerLinear);


		D3D11_RASTERIZER_DESC rsDesc;
		rsDesc.AntialiasedLineEnable = false;
		rsDesc.CullMode  = D3D11_CULL_BACK;
		rsDesc.DepthBias = 0;
		rsDesc.DepthBiasClamp = 0.0f;
		rsDesc.SlopeScaledDepthBias = 0.0f;
		rsDesc.DepthClipEnable = TRUE;
		rsDesc.FillMode = D3D11_FILL_SOLID;
		rsDesc.FrontCounterClockwise = FALSE;
		rsDesc.MultisampleEnable = FALSE;
		rsDesc.ScissorEnable = TRUE;

		g_pDevice->CreateRasterizerState(&rsDesc, &rState);
		g_pDeviceContext->RSSetState(rState);

		vbBuffer = CreateConstantBuffer(16 * 16);

		return hr;
	}

    ISwapChain* RendererDX11::CreateSwapChain(LifeCore::IRenderWindow* window){
        return static_cast<ISwapChain*>(new ISwapChain11(g_pDevice, window));
    }

	int RendererDX11::GetDisplayModes(LifeCore::DisplayMode** modeList)
	{
		//get display mode count
		UINT numModes;
		pDXGIOutput->GetDisplayModeList(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_ENUM_MODES_INTERLACED, &numModes, NULL);

		//get display modes
		DXGI_MODE_DESC* modes = new DXGI_MODE_DESC[numModes];
		pDXGIOutput->GetDisplayModeList(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_ENUM_MODES_INTERLACED, &numModes, modes);

		LifeCore::DisplayMode* m = new LifeCore::DisplayMode[numModes];
		int pos = 0;
		for(UINT i = 0; i < numModes; i++)
		{
			if(pos==0)
			{
				m[pos].width = modes[i].Width;
				m[pos].height = modes[i].Height;
				m[pos].refreshRate = modes[i].RefreshRate.Numerator;
				m[pos].bpp = 4;
				pos++;
			}
			else
			{
				int prev = i - 1;
				if(modes[prev].Width != modes[i].Width || modes[prev].Height != modes[i].Height || modes[prev].RefreshRate.Numerator != modes[i].RefreshRate.Numerator)
				{
					m[pos].width = modes[i].Width;
					m[pos].height = modes[i].Height;
					m[pos].refreshRate = modes[i].RefreshRate.Numerator;
					m[pos].bpp = 4;
					pos++;
				}
			}
		}

		(*modeList) = m;

		return pos;
	}

	void RendererDX11::DownSample2x2(ITexture2D* src, ITexture2D* dst, ITexture2D* depth)
	{
		LifeMath::float4 data;

		data.X = 1.0f / (float)dst->Width();
		data.Y = 1.0f / (float)dst->Height();

		ds2x2cb->Update(&data, sizeof(LifeMath::float4));

		LifeMath::Rect2i vp = LifeMath::Rect2i(0,0,dst->Width(), dst->Height());
		SetPixelShader(ds2x2);
		SetPSConstantBuffer(ds2x2cb, 12);
		SetScissorRectangle(vp);
		SetViewport(vp);
		SetPSTexture(src, 0);
		SetTargets(dst, depth);
		RenderToTextureNoPs();
	}

	void RendererDX11::BlurGaussH(ITexture2D* src, ITexture2D* dst, ITexture2D* depth)
	{
		LifeMath::float4 data;

		data.X = 1.0f / (float)dst->Width();
		data.Y = 1.0f / (float)dst->Height();

		ds2x2cb->Update(&data, sizeof(LifeMath::float4));
	}
	void RendererDX11::BlurGaussV(ITexture2D* src, ITexture2D* dst, ITexture2D* depth)
	{
		LifeMath::float4 data;

		data.X = 1.0f / (float)src->Width();
		data.Y = 1.0f / (float)src->Height();

		ds2x2cb->Update(&data, sizeof(LifeMath::float4));
	}

	void ClearD3D11DeviceContext( ID3D11DeviceContext* pd3dDeviceContext )
	{
		// Unbind all objects from the immediate context
		if (pd3dDeviceContext == NULL) return;

		ID3D11ShaderResourceView* pSRVs[16] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 };
		ID3D11RenderTargetView* pRTVs[16] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 };
		ID3D11DepthStencilView* pDSV = NULL;
		ID3D11Buffer* pBuffers[16] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 };
		ID3D11SamplerState* pSamplers[16] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 };
		UINT StrideOffset[16] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 };

		// Shaders
		pd3dDeviceContext->VSSetShader( NULL, NULL, 0 );
		pd3dDeviceContext->HSSetShader( NULL, NULL, 0 );
		pd3dDeviceContext->DSSetShader( NULL, NULL, 0 );
		pd3dDeviceContext->GSSetShader( NULL, NULL, 0 );
		pd3dDeviceContext->PSSetShader( NULL, NULL, 0 );

		// IA clear
		pd3dDeviceContext->IASetVertexBuffers( 0, 16, pBuffers, StrideOffset, StrideOffset );
		pd3dDeviceContext->IASetIndexBuffer( NULL, DXGI_FORMAT_R16_UINT, 0 );
		pd3dDeviceContext->IASetInputLayout( NULL );

		// Constant buffers
		pd3dDeviceContext->VSSetConstantBuffers( 0, 14, pBuffers );
		pd3dDeviceContext->HSSetConstantBuffers( 0, 14, pBuffers );
		pd3dDeviceContext->DSSetConstantBuffers( 0, 14, pBuffers );
		pd3dDeviceContext->GSSetConstantBuffers( 0, 14, pBuffers );
		pd3dDeviceContext->PSSetConstantBuffers( 0, 14, pBuffers );

		// Resources
		pd3dDeviceContext->VSSetShaderResources( 0, 16, pSRVs );
		pd3dDeviceContext->HSSetShaderResources( 0, 16, pSRVs );
		pd3dDeviceContext->DSSetShaderResources( 0, 16, pSRVs );
		pd3dDeviceContext->GSSetShaderResources( 0, 16, pSRVs );
		pd3dDeviceContext->PSSetShaderResources( 0, 16, pSRVs );

		// Samplers
		pd3dDeviceContext->VSSetSamplers( 0, 16, pSamplers );
		pd3dDeviceContext->HSSetSamplers( 0, 16, pSamplers );
		pd3dDeviceContext->DSSetSamplers( 0, 16, pSamplers );
		pd3dDeviceContext->GSSetSamplers( 0, 16, pSamplers );
		pd3dDeviceContext->PSSetSamplers( 0, 16, pSamplers );

		// Render targets
		pd3dDeviceContext->OMSetRenderTargets( 8, pRTVs, pDSV );

		// States
		FLOAT blendFactor[4] = { 0,0,0,0 };
		pd3dDeviceContext->OMSetBlendState( NULL, blendFactor, 0xFFFFFFFF );
		pd3dDeviceContext->OMSetDepthStencilState( NULL, 0 );
		pd3dDeviceContext->RSSetState( NULL );
	}

	void RendererDX11::BeginCleanup()
	{
		g_pDeviceContext->ClearState();
		g_pDeviceContext->Flush();
		ClearD3D11DeviceContext(g_pDeviceContext);
		SAFE_DELETE(vbBuffer);

		SAFE_RELEASE(rState);
		SAFE_RELEASE(samplerLinear);
		SAFE_RELEASE(samplerPoint);
		SAFE_RELEASE(fsQuadLayout);
		SAFE_RELEASE(fsQuadBuffer);
		SAFE_RELEASE(psVerticalBlur);
		SAFE_RELEASE(psQuad);
		SAFE_RELEASE(vsQuad);

		g_pDeviceContext->ClearState();
		g_pDeviceContext->Flush();
	}

	void RendererDX11::EndCleanup()
	{
		g_pDeviceContext->ClearState();
		g_pDeviceContext->Flush();

		SAFE_RELEASE(g_pDevice);
		g_pDeviceContext->Release();
		g_pDeviceContext->ClearState();
		g_pDeviceContext->Flush();
		SAFE_RELEASE(g_pDeviceContext);
	}

	void RendererDX11::Close()
	{
		/*#ifdef _DEBUG
		ID3D11Debug* pDebug;
		g_pDevice->QueryInterface( IID_ID3D11Debug, (VOID**)(&pDebug) );
		pDebug->ReportLiveDeviceObjects(D3D11_RLDO_DETAIL);
		pDebug->Release();
		#endif*/
	}

	IRasterizerState* RendererDX11::CreateRasterizerState(FILL_MODE mode)
	{
		return new IRasterizerState11(mode, g_pDevice);
	}

	IRasterizerState* RendererDX11::CreateRasterizerState(FILL_MODE mode, CULL_MODE cmode)
	{
		return new IRasterizerState11(mode, g_pDevice, cmode);
	}
	void RendererDX11::SetRasterizerState(IRasterizerState* state)
	{
		IRasterizerState11* s = static_cast<IRasterizerState11*>(state);
		g_pDeviceContext->RSSetState(s->state);
	}

	IShader* RendererDX11::CompileUserShaderPS(char* data)
	{
		//HRESULT hr;
		ID3D11PixelShader* ps;

		ID3DBlob* vbblob = NULL;
		D3DX11CompileFromMemory(data, strlen(data), "system_shader", NULL, NULL, "main_PS", "ps_4_0",0,0,NULL, &vbblob,NULL, NULL);

		g_pDevice->CreatePixelShader(vbblob->GetBufferPointer(), vbblob->GetBufferSize(), NULL, &ps);

		ID3DBlob* dasm = NULL;
		D3DDisassemble(vbblob->GetBufferPointer(), vbblob->GetBufferSize(), D3D_DISASM_ENABLE_DEFAULT_VALUE_PRINTS | D3D_DISASM_ENABLE_INSTRUCTION_NUMBERING, "OLOLO", &dasm);

		LifeCore::CLog::me()->Write(String((char*)dasm->GetBufferPointer()));

		IPixelShader11* nps = new IPixelShader11(g_pDevice);
		nps->g_shader = ps;
		vbblob->Release();
		return nps;
	}

	void RendererDX11::SetPSTextureSampler(ITextureSampler* sampler, int slot)
	{
		ITextureSampler11* ts = static_cast<ITextureSampler11*>(sampler);
		g_pDeviceContext->PSSetSamplers(slot,1,&ts->state);
	}

	void RendererDX11::SetPSTextureNULL(int slot)
	{
		ID3D11ShaderResourceView *const pSRV[1] = {NULL};

		g_pDeviceContext->PSSetShaderResources(slot,1, pSRV);
	}

	/*void RendererDX11::ClearBuffers(int flags, int rtColor, float zValue, int stencilValue)
	{
		if(g_pDevice)
		{
			float r,g,b,a;
			r = (float)((rtColor >> 24) & 0xff) / 255.0f;
			g = (float)((rtColor >> 16) & 0xff) / 255.0f;
			b = (float)((rtColor >> 8) & 0xff) / 255.0f;
			a = (float)((rtColor >> 0) & 0xff) / 255.0f;

			float clearColor[4];
			clearColor[0] = r;
			clearColor[1] = g;
			clearColor[2] = b;
			clearColor[3] = a;

			if((flags & CF_COLOR_TARGET)!=0)
				g_pDeviceContext->ClearRenderTargetView(currentBackBuffer, clearColor);
			if((flags & CF_DEPTH_BUFFER)!=0)
				g_pDeviceContext->ClearDepthStencilView(currentDepthBuffer,D3D11_CLEAR_DEPTH | D3D11_CLEAR_STENCIL, zValue, (UINT8)stencilValue);
		}
	}*/
	void RendererDX11::ClearDepthStencil(ITexture2D* tex, float zValue, int stencilValue)
	{
		g_pDeviceContext->ClearDepthStencilView(static_cast<ITexture2D11*>(tex)->getDSView(),D3D11_CLEAR_DEPTH | D3D11_CLEAR_STENCIL,zValue, (UINT8)stencilValue);
	}
	void RendererDX11::ClearDepthStencil(ITexture2D* tex, int flag, float zValue, int stencilValue)
	{
		g_pDeviceContext->ClearDepthStencilView(static_cast<ITexture2D11*>(tex)->getDSView(),flag,zValue, (UINT8)stencilValue);
	}

	void RendererDX11::ClearRenderTarget(ITexture2D* tex, LifeMath::float4* color)
	{
		float clearColor[4];
		clearColor[0] = color->X;
		clearColor[1] = color->Y;
		clearColor[2] = color->Z;
		clearColor[3] = color->W;
		IRenderTargetView11* rtv = static_cast<IRenderTargetView11*>(tex->getRTView());

		g_pDeviceContext->ClearRenderTargetView(rtv->view, clearColor);
	}

	void RendererDX11::ClearRenderTarget(ISurface* target, LifeMath::float4* color)
	{
		float clearColor[4];
		clearColor[0] = color->X;
		clearColor[1] = color->Y;
		clearColor[2] = color->Z;
		clearColor[3] = color->W;
		ISurface11* rtv = static_cast<ISurface11*>(target);

		g_pDeviceContext->ClearRenderTargetView(rtv->getRTV(), clearColor);
	}
	void RendererDX11::ClearDepthStencil(ISurface* target, int flag, float zValue, int stencilValue)
	{
		g_pDeviceContext->ClearDepthStencilView(static_cast<ISurface11*>(target)->getDSV(), flag, zValue, (UINT8)stencilValue);
	}
	ITexture2D* RendererDX11::CreateRenderTarget(int width, int height, int format)
	{
		DXGI_SAMPLE_DESC samDesc;
		samDesc.Count = 1;
		samDesc.Quality = 0;

		D3D11_TEXTURE2D_DESC desc = {0};
		desc.ArraySize = 1;
		desc.BindFlags = D3D11_BIND_RENDER_TARGET | D3D11_BIND_SHADER_RESOURCE;
		desc.CPUAccessFlags = 0;
		desc.Format = (DXGI_FORMAT)format;
		desc.MipLevels = 1;
		desc.SampleDesc = samDesc;
		desc.Usage = D3D11_USAGE_DEFAULT;
		desc.Width = width;
		desc.Height = height;

		ID3D11Texture2D* tex;
		g_pDevice->CreateTexture2D(&desc, NULL, &tex);

		ITexture2D11* rTex = new ITexture2D11(g_pDevice);
		rTex->pDevice = g_pDevice;
		rTex->FromTexture(tex);

		ID3D11RenderTargetView* rt;
		g_pDevice->CreateRenderTargetView(tex, NULL, &rt);

		IRenderTargetView11* rtv = new IRenderTargetView11(rt);

		rTex->pDevice = g_pDevice;
		rTex->IsRenderTarget = true;
		rTex->addRenderTargetView(rtv);

		ID3D11ShaderResourceView* rv;
		g_pDevice->CreateShaderResourceView(tex, NULL, &rv);
		rTex->addShaderResourceView(new IShaderResourceView11(rv));

		return rTex;
	}

	ITexture2D* RendererDX11::LoadTexture2D(LifeCore::IDataStreamPtr src)
	{
		ITexture2D11* ret = new ITexture2D11(g_pDevice);
		ret->pDevice = g_pDevice;
		ret->Load(src);
		ret->GetData()->AddRef();
		ID3D11ShaderResourceView* rv;

		g_pDevice->CreateShaderResourceView(ret->GetData(), NULL, &rv);

		ret->addShaderResourceView(new IShaderResourceView11(rv));

		rv->AddRef();
		return ret;
	}
	ITexture2D* RendererDX11::CreateTexture2D(int canRead, int canWrite, int width, int height, int format)
	{
		DXGI_SAMPLE_DESC samDesc;
		samDesc.Count = 1;
		samDesc.Quality = 0;

		D3D11_TEXTURE2D_DESC desc = {0};
		desc.ArraySize = 1;
		desc.BindFlags = D3D11_BIND_SHADER_RESOURCE;

		if (canWrite)
			desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
		else
			desc.CPUAccessFlags = 0;
		if (canRead)
			desc.CPUAccessFlags |= D3D11_CPU_ACCESS_READ;

		desc.Format = (DXGI_FORMAT)format;
		desc.MipLevels = 1;
		desc.SampleDesc = samDesc;
		desc.Width = width;
		desc.Height = height;

		if (canWrite | canRead)
			desc.Usage = D3D11_USAGE_DYNAMIC;
		// else
		// desc.Usage = D3D11_USAGE_DYNAMIC;

		ID3D11Texture2D* tex;
		g_pDevice->CreateTexture2D(&desc, NULL, &tex);

		ITexture2D11* result = new ITexture2D11(g_pDevice);
		result->FromTexture(tex);

		ID3D11ShaderResourceView* rv;
		g_pDevice->CreateShaderResourceView(tex, NULL, &rv);

		result->addShaderResourceView(new IShaderResourceView11(rv));

		rv->AddRef();

		tex->AddRef();
		return result;
	}

	void RendererDX11::RenderToTextureNoShader()
	{
		g_pDeviceContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
		g_pDeviceContext->IASetInputLayout(fsQuadLayout);

		UINT stride = sizeof(SimpleVertex);
		UINT offset = 0;

		g_pDeviceContext->IASetVertexBuffers(0,1, &fsQuadBuffer, &stride, &offset);
		g_pDeviceContext->Draw(4, 0);
	}

	void RendererDX11::RenderToTexture()
	{
		g_pDeviceContext->PSSetShader(psQuad, NULL, 0);
		g_pDeviceContext->VSSetShader(vsQuad, NULL, 0);

		g_pDeviceContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
		g_pDeviceContext->IASetInputLayout(fsQuadLayout);

		UINT stride = sizeof(SimpleVertex);
		UINT offset = 0;

		g_pDeviceContext->IASetVertexBuffers(0,1, &fsQuadBuffer, &stride, &offset);
		g_pDeviceContext->Draw(4, 0);
	}

	void RendererDX11::RenderToTextureNoPs()
	{
		g_pDeviceContext->VSSetShader(vsQuad, NULL, 0);

		g_pDeviceContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
		g_pDeviceContext->IASetInputLayout(fsQuadLayout);

		UINT stride = sizeof(SimpleVertex);
		UINT offset = 0;

		g_pDeviceContext->IASetVertexBuffers(0,1, &fsQuadBuffer, &stride, &offset);
		g_pDeviceContext->Draw(4, 0);
	}

	IVertexBuffer* RendererDX11::CreateVertexBuffer(int size, void* data, int stride)
	{
		return new IVertexBuffer11(g_pDevice, data, size, stride, false);
	}
	IVertexBuffer* RendererDX11::CreateVertexBufferDynamic(int size, int stride)
	{
		return new IVertexBuffer11(g_pDevice, NULL, size, stride, false);
	}
	IIndexBuffer* RendererDX11::CreateIndexBuffer(int size, void* data, int sixteenBit)
	{
		return new IIndexBuffer11(g_pDevice, data, size,sixteenBit, false);
	}
	IIndexBuffer* RendererDX11::CreateIndexBufferDynamic(int size, bool sixteenBit)
	{
		return new IIndexBuffer11(g_pDevice, NULL, size,sixteenBit, false);
	}
	IInputLayout* RendererDX11::CreateInputLayout(IInputElement* elements, int elementCount, IShader* vertexShader)
	{
		IVertexShader11* vs = (IVertexShader11*)vertexShader;
		D3D11_INPUT_ELEMENT_DESC* desc = new D3D11_INPUT_ELEMENT_DESC[elementCount];
		HRESULT hr;

		for(int i = 0; i< elementCount; i++)
		{
			desc[i].SemanticName = elements[i].Name.c_str();
			desc[i].SemanticIndex = elements[i].SemanticIndex;
			desc[i].InstanceDataStepRate = elements[i].InstancingRate;
			desc[i].Format = (DXGI_FORMAT)elements[i].Format;
			desc[i].InputSlot = elements[i].Slot;
			desc[i].AlignedByteOffset = elements[i].Offset;

			if(elements[i].IsInstancingData)
				desc[i].InputSlotClass = D3D11_INPUT_PER_INSTANCE_DATA;
			else
				desc[i].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
		}
		IInputLayout11* layout = new IInputLayout11();

		hr = g_pDevice->CreateInputLayout(desc,elementCount, vs->g_bytecode->GetBufferPointer(), vs->g_bytecode->GetBufferSize(), &layout->Decl);
		//	if( FAILED( hr ) )
		//		return hr;
		return layout;
	}
	IShader* RendererDX11::CompileVertexShader(const char* pData, int length)
	{
		char* tmp = new char[length + 1];
		tmp[length] = 0;
		memcpy(&tmp[0], pData, length);

		//printf("%s\n", tmp);

		IVertexShader11* vs = new IVertexShader11(g_pDevice);
		vs->Compile(pData, length, NULL);
		return vs;
	}
	IShader* RendererDX11::CompileVertexShader(LifeCore::IDataStreamPtr stream)
	{
		IVertexShader11* vs = new IVertexShader11(g_pDevice);
		vs->Compile(stream, NULL);
		return vs;
	}
	IShader* RendererDX11::CompileVertexShader(LifeCore::IDataStreamPtr stream, std::vector<IMacroDefine>* defines)
	{
		IVertexShader11* vs = new IVertexShader11(g_pDevice);
		vs->Compile(stream, defines);
		return vs;
	}

	IShader* RendererDX11::CompilePixelShader(const char* pData, int length)
	{
		IPixelShader11* ps = new IPixelShader11(g_pDevice);
		ps->Compile(pData, length, NULL);
		return ps;
	}
	IShader* RendererDX11::CompilePixelShader(LifeCore::IDataStreamPtr stream)
	{
		IPixelShader11* ps = new IPixelShader11(g_pDevice);
		ps->Compile(stream, NULL);
		return ps;
	}
	IShader* RendererDX11::CompilePixelShader(LifeCore::IDataStreamPtr stream, std::vector<IMacroDefine>* defines)
	{
		IPixelShader11* ps = new IPixelShader11(g_pDevice);
		ps->Compile(stream, defines);
		return ps;
	}
	IConstantBuffer* RendererDX11::CreateConstantBuffer(int size)
	{
		return new IConstantBuffer11(g_pDevice, size);
	}

	void RendererDX11::SetVSConstantBuffer(IConstantBuffer* buffer, int slot)
	{
		IConstantBuffer11* cb = (IConstantBuffer11*)buffer;
		g_pDeviceContext->VSSetConstantBuffers(slot,1,&cb->buffer);
	}
	void RendererDX11::SetPSConstantBuffer(IConstantBuffer* buffer, int slot)
	{
		IConstantBuffer11* cb = (IConstantBuffer11*)buffer;
		g_pDeviceContext->PSSetConstantBuffers(slot,1,&cb->buffer);
	}
	void RendererDX11::RenderMesh(IMesh* mesh)
	{
		IIndexBuffer11* ib = (IIndexBuffer11*)mesh->indexData;
		IVertexBuffer11* vb = (IVertexBuffer11*)mesh->vertexData;
		g_pDeviceContext->IASetIndexBuffer(ib->ib, DXGI_FORMAT_R16_UINT, 0);
		UINT offset = 0;
		g_pDeviceContext->IASetVertexBuffers(0,1, &vb->vb, &vb->stride, &offset);
		SetInputLayout(mesh->inputLayout);
		g_pDeviceContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);

		for(int i = 0; i<mesh->subsetCount; i++)
		{
			//IMaterial* mat = &mesh->subsets[i].material;
			//SetMaterial(mat);

			g_pDeviceContext->DrawIndexed(mesh->subsets[i].Length * 3, mesh->subsets[i].Offset * 3, 0);
		}
	}
	void RendererDX11::SetInputLayout(IInputLayout* layout)
	{
		IInputLayout11* il = (IInputLayout11*)layout;
		g_pDeviceContext->IASetInputLayout(il->Decl);
	}

	void RendererDX11::SetMaterial(IMaterial* material)
	{
		assert(false && "SetMaterial is obsolete!");
		/*if(material->diffuseMap.ptr())
		{
		ITexture2D11* diffuse = (ITexture2D11*)material->diffuseMap.ptr();
		ID3D11ShaderResourceView* tex = static_cast<IShaderResourceView11*>(diffuse->getSRView())->view;
		g_pDeviceContext->PSSetShaderResources(0,1,&tex);
		}*/
		//IVertexShader11* vs = (IVertexShader11*)material->vertexShader;
		//	IPixelShader11* ps = (IPixelShader11*)material->pixelShader;
		//	g_pDeviceContext->PSSetShader(ps->g_shader,NULL, 0);
		//	g_pDeviceContext->VSSetShader(vs->g_shader,NULL, 0);
	}
	ITexture2D* RendererDX11::CreateDepthTarget(int width, int height, int format)
	{
		D3D11_TEXTURE2D_DESC desc;
		ZeroMemory(&desc, sizeof(D3D11_TEXTURE2D_DESC));
		desc.ArraySize = 1;
		desc.BindFlags = D3D11_BIND_DEPTH_STENCIL;
		desc.Format = (DXGI_FORMAT)format;
		if(desc.Format == DXGI_FORMAT_R32_TYPELESS)
		{
			desc.BindFlags |= D3D11_BIND_SHADER_RESOURCE;
		}

		desc.CPUAccessFlags = 0;

		//desc.Format = DXGI_FORMAT_D32_FLOAT;
		desc.MipLevels = 1;
		desc.SampleDesc.Count = 1;
		desc.SampleDesc.Quality = 0;
		desc.Usage = D3D11_USAGE_DEFAULT;

		desc.Width = width;
		desc.Height = height;

		ID3D11Texture2D* tex;
		g_pDevice->CreateTexture2D(&desc, NULL, &tex);

		ITexture2D11* rTex = new ITexture2D11(g_pDevice);
		rTex->pDevice = g_pDevice;
		rTex->FromTexture(tex);

		ID3D11DepthStencilView* dt;

		D3D11_DEPTH_STENCIL_VIEW_DESC dsViewDesc;
		if(desc.Format == DXGI_FORMAT_R32_TYPELESS)
			dsViewDesc.Format = DXGI_FORMAT_D32_FLOAT;
		else
			dsViewDesc.Format = desc.Format;
		dsViewDesc.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2DMS;
		dsViewDesc.Texture2D.MipSlice = 0;
		dsViewDesc.Flags = 0;

		g_pDevice->CreateDepthStencilView(tex, &dsViewDesc, &dt);
		//g_pDevice->CreateRenderTargetView(tex, NULL, &dt);

		if(desc.Format == DXGI_FORMAT_R32_TYPELESS)
		{
			ID3D11ShaderResourceView* srv;
			D3D11_SHADER_RESOURCE_VIEW_DESC  srvDesc;
			srvDesc.Format = DXGI_FORMAT_R32_FLOAT;
			srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2D;
			srvDesc.Texture2D.MipLevels = 1;
			srvDesc.Texture2D.MostDetailedMip = 0;

			g_pDevice->CreateShaderResourceView(tex,&srvDesc,&srv);

			IShaderResourceView11* srv11 = new IShaderResourceView11(srv);
			rTex->addShaderResourceView(srv11);
		}
		rTex->pDevice = g_pDevice;
		rTex->IsDepthTarget = true;
		rTex->addDepthStencilView(dt);
		return rTex;
	}

	ITexture2D* RendererDX11::CreateDepthTargetCube(int width, int format)
	{
		D3D11_TEXTURE2D_DESC desc;
		ZeroMemory(&desc, sizeof(D3D11_TEXTURE2D_DESC));
		desc.ArraySize = 6;
		desc.BindFlags = D3D11_BIND_DEPTH_STENCIL;
		desc.CPUAccessFlags = 0;
		desc.Format = (DXGI_FORMAT)format;
		if(desc.Format == DXGI_FORMAT_R32_TYPELESS)
		{
			desc.BindFlags |= D3D11_BIND_SHADER_RESOURCE;
		}
		desc.MipLevels = 1;
		desc.SampleDesc.Count = 1;
		desc.SampleDesc.Quality = 0;
		desc.Usage = D3D11_USAGE_DEFAULT;
		desc.Width = width;
		desc.Height = desc.Width;
		desc.MiscFlags = D3D11_RESOURCE_MISC_TEXTURECUBE;

		//create depth texture
		ID3D11Texture2D* tex;
		g_pDevice->CreateTexture2D(&desc, NULL, &tex);

		ITexture2D11* rTex = new ITexture2D11(g_pDevice);
		rTex->pDevice = g_pDevice;
		rTex->FromTexture(tex);

		for(int i = 0; i<6; i++)
		{
			ID3D11DepthStencilView* dt;

			D3D11_DEPTH_STENCIL_VIEW_DESC dsv;
			ZeroMemory(&dsv, sizeof(D3D11_DEPTH_STENCIL_VIEW_DESC));
			dsv.Format = desc.Format;
			dsv.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2DARRAY;
			dsv.Texture2DArray.ArraySize = 1;
			dsv.Texture2DArray.FirstArraySlice = i;
			dsv.Texture2DArray.MipSlice = 0;

			//create depth-stencil view for 1-st cube map face
			g_pDevice->CreateDepthStencilView(tex, &dsv, &dt);

			rTex->addDepthStencilView(dt);
		}

		if(desc.Format == DXGI_FORMAT_R32_TYPELESS)
		{
			ID3D11ShaderResourceView* srv;
			D3D11_SHADER_RESOURCE_VIEW_DESC  srvDesc;
			srvDesc.Format = DXGI_FORMAT_R32_FLOAT;
			srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2DARRAY;
			srvDesc.Texture2D.MipLevels = 1;
			srvDesc.Texture2D.MostDetailedMip = 0;

			g_pDevice->CreateShaderResourceView(tex,&srvDesc,&srv);

			IShaderResourceView11* srv11 = new IShaderResourceView11(srv);
			rTex->addShaderResourceView(srv11);
		}

		rTex->pDevice = g_pDevice;
		rTex->IsDepthTarget = true;

		return rTex;
	}

	void RendererDX11::SetTargets(ITexture2D* colorTarget, ITexture2D* depthTarget)
	{
		ITexture2D11* depth = static_cast<ITexture2D11*>(depthTarget);
		if(colorTarget)
		{
			ITexture2D11* color = static_cast<ITexture2D11*>(colorTarget);
			IRenderTargetView11* rtv =static_cast<IRenderTargetView11*>(color->getRTView());
			g_pDeviceContext->OMSetRenderTargets(1, &rtv->view, depth->getDSView());
		}
		else
		{
			g_pDeviceContext->OMSetRenderTargets(0, NULL, depth->getDSView());
		}
	}
	void RendererDX11::SetTargets(ISurface* colorTarget, ISurface* depthTarget)
	{
		ISurface11* depth = static_cast<ISurface11*>(depthTarget);

		if(colorTarget)
		{
			ISurface11* color = static_cast<ISurface11*>(colorTarget);
			ID3D11RenderTargetView* rtv = color->getRTV();
			g_pDeviceContext->OMSetRenderTargets(1, &rtv, depth->getDSV());
		}
		else
		{
			g_pDeviceContext->OMSetRenderTargets(0, NULL, depth->getDSV());
		}
	}

	void RendererDX11::SetCubeTarget(ITexture2D* colorTarget, ITexture2D* depthTarget, int faceIndex)
	{
		ITexture2D11* depth = static_cast<ITexture2D11*>(depthTarget);
		if(colorTarget)
		{
			ITexture2D11* color = static_cast<ITexture2D11*>(colorTarget);
			IRenderTargetView11* rtv =static_cast<IRenderTargetView11*>(color->getRTView(faceIndex));
			g_pDeviceContext->OMSetRenderTargets(1, &rtv->view, depth->getDSView(faceIndex));
		}
		else
		{
			g_pDeviceContext->OMSetRenderTargets(0, NULL, depth->getDSView(faceIndex));
		}
	}

	void RendererDX11::SetTargets(ITexture2D** colorTargets, int targetCount, ITexture2D* depthTarget)
	{
		ITexture2D11* depth = static_cast<ITexture2D11*>(depthTarget);
		static ID3D11RenderTargetView* rtv[8] = {NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL};

		for(int i = 0; i < targetCount; i++)
		{
			ITexture2D11* color = static_cast<ITexture2D11*>(colorTargets[i]);
			rtv[i] = static_cast<IRenderTargetView11*>(color->getRTView())->view;
		}

		g_pDeviceContext->OMSetRenderTargets(targetCount, rtv, depth->getDSView());
	}

	void RendererDX11::UnbindRenderTargets()
	{
		ID3D11RenderTargetView* const rtv[8] = {NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL};
		g_pDeviceContext->OMSetRenderTargets(8, rtv, NULL);
	}

	void RendererDX11::SetColorTarget(ITexture2D* colorTarget)
	{
		ITexture2D11* color = static_cast<ITexture2D11*>(colorTarget);
		IRenderTargetView11* rtv =static_cast<IRenderTargetView11*>(color->getRTView());
        assert(false && "Fix that");
		//g_pDeviceContext->OMSetRenderTargets(1, &rtv->view, currentDepthBuffer);
	}
	void RendererDX11::SetDepthTarget(ITexture2D* depthTarget)
	{
		ITexture2D11* depth = static_cast<ITexture2D11*>(depthTarget);
        assert(false && "Fix that");
		//g_pDeviceContext->OMSetRenderTargets(1, &currentBackBuffer, depth->getDSView());
	}

	void RendererDX11::SetVertexBuffer(IVertexBuffer* buffer)
	{
		IVertexBuffer11* vb = static_cast<IVertexBuffer11*>(buffer);
		UINT offset = 0;
		g_pDeviceContext->IASetVertexBuffers(0,1, &vb->vb, &vb->stride, &offset);
	}

	void RendererDX11::SetVertexBuffer(IVertexBuffer** vb, int count)
	{
		UINT strides[4];
		UINT offsets[4] = {0,0,0,0};
		ID3D11Buffer* buf[4];
		for(int i = 0; i< count; i++)
		{
			IVertexBuffer11* b = static_cast<IVertexBuffer11*>(vb[i]);
			buf[i] = b->vb;
			strides[i] = b->stride;
		}
		g_pDeviceContext->IASetVertexBuffers(0,count, buf, strides, offsets);
	}

	void RendererDX11::SetIndexBuffer(IIndexBuffer* buffer)
	{
		IIndexBuffer11* ib = static_cast<IIndexBuffer11*>(buffer);
		DXGI_FORMAT fmt = DXGI_FORMAT_R16_UINT;
		if(!ib->isShort)
			fmt = DXGI_FORMAT_R32_UINT;

		g_pDeviceContext->IASetIndexBuffer(ib->ib, fmt, 0);
	}
	void RendererDX11::SetPrimitiveTopology(PRIMITIVE_TOPOLOGY topology)
	{
		g_pDeviceContext->IASetPrimitiveTopology((D3D11_PRIMITIVE_TOPOLOGY)topology);
	}
	void RendererDX11::DrawIndexed(int offset, int length)
	{
		g_pDeviceContext->DrawIndexed(length * 3, offset * 3, 0);
	}
	void RendererDX11::DrawIndexed(int offset, int length, int baseVertex)
	{
		g_pDeviceContext->DrawIndexed(length * 3, offset * 3, baseVertex);
	}

	void RendererDX11::DrawIndexedInstanced(int offset, int length, int instanceCnt)
	{
		g_pDeviceContext->DrawIndexedInstanced(length * 3, instanceCnt, offset * 3, 0, 0);
	}

	void RendererDX11::DrawIndexedInstanced(int offset, int length, int baseVertex, int instanceCnt)
	{
		g_pDeviceContext->DrawIndexedInstanced(length * 3, instanceCnt, offset * 3, baseVertex,0);
	}

	void RendererDX11::SetVertexShader(IShader* shader)
	{
		IVertexShader11* vs = static_cast<IVertexShader11*>(shader);
		g_pDeviceContext->VSSetShader(vs->g_shader, NULL, 0);
	}
	void RendererDX11::SetPixelShader(IShader* shader)
	{
		IPixelShader11* ps = static_cast<IPixelShader11*>(shader);
		g_pDeviceContext->PSSetShader(ps->g_shader, NULL, 0);
	}
	void RendererDX11::SetPSTexture(ITexture2D* texture, int slot)
	{
		IShaderResourceView11* tex = static_cast<IShaderResourceView11*>(texture->getSRView());
		g_pDeviceContext->PSSetShaderResources(slot,1,&tex->view);
	}
	void RendererDX11::SetPSTextureCube(ITexture2D* texture, int slot)
	{
		ID3D11ShaderResourceView* tex = static_cast<ITexture2D11*>(texture)->cubeResourceView;
		g_pDeviceContext->PSSetShaderResources(slot,1,&tex);
	}
	void RendererDX11::SetPSTexture(ITexture2D* texture, ITexture2D* texture2, int start, int count)
	{
		ID3D11ShaderResourceView* views[2];
		views[0] = static_cast<IShaderResourceView11*>(texture->getSRView())->view;
		views[1] = static_cast<IShaderResourceView11*>(texture2->getSRView())->view;

		//IShaderResourceView11* tex = static_cast<IShaderResourceView11*>(texture->getSRView());
		g_pDeviceContext->PSSetShaderResources(start,2, views);
	}
	void RendererDX11::SetVSTexture(ITexture2D* texture, int slot)
	{
		IShaderResourceView11* tex = static_cast<IShaderResourceView11*>(texture->getSRView());
		g_pDeviceContext->VSSetShaderResources(slot,1,&tex->view);
	}
	void RendererDX11::UnbindResourcesPS()
	{
		ID3D11ShaderResourceView *const pSRV[10] = {NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL};

		g_pDeviceContext->PSSetShaderResources(0, 10, pSRV);
	}
	void RendererDX11::Draw(int vertexCount, int vertexOffset)
	{
		g_pDeviceContext->Draw(vertexCount, vertexOffset);
	}

	IBlendState* RendererDX11::CreateBlendState(bool blendEnable, bool atocEnable, BLEND_OP blendOperation, BLEND_SRC srcBlend, BLEND_SRC dstBlend, uint8 colorMask)
	{
		ID3D11BlendState* state;
		D3D11_BLEND_DESC desc = {0};
		desc.AlphaToCoverageEnable = atocEnable;
		desc.IndependentBlendEnable = false;
		desc.RenderTarget[0].BlendEnable = blendEnable;
		desc.RenderTarget[0].BlendOp = static_cast<D3D11_BLEND_OP>(blendOperation);
		desc.RenderTarget[0].BlendOpAlpha = static_cast<D3D11_BLEND_OP>(blendOperation);
		desc.RenderTarget[0].SrcBlend = static_cast<D3D11_BLEND>(srcBlend);
		desc.RenderTarget[0].DestBlend = static_cast<D3D11_BLEND>(dstBlend);
		desc.RenderTarget[0].RenderTargetWriteMask = colorMask;
		desc.RenderTarget[0].DestBlendAlpha = D3D11_BLEND_ONE;
		desc.RenderTarget[0].SrcBlendAlpha= D3D11_BLEND_ONE;
		g_pDevice->CreateBlendState(&desc,&state);

		return new IBlendState11(g_pDevice, state);
	}
	void RendererDX11::SetBlendState(IBlendState* state)
	{
		IBlendState11* s = static_cast<IBlendState11*>(state);

		LifeMath::float4  BlendFactor( 1.0f, 1.0f, 1.0f, 1.0f );
		g_pDeviceContext->OMSetBlendState(s->state, (const FLOAT*) &BlendFactor, 0xffffffff);
	}
	IDepthStencilState* RendererDX11::CreateDSState(bool zEnable, bool zWrite, COMPARISON_FUNC zFunc)
	{
		D3D11_DEPTH_STENCIL_DESC State;
		State.DepthEnable = zEnable;

		if(zWrite)
			State.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ALL;
		else
			State.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ZERO;

		State.DepthFunc = static_cast<D3D11_COMPARISON_FUNC>(zFunc);
		State.StencilEnable = FALSE;
		State.StencilReadMask = D3D11_DEFAULT_STENCIL_READ_MASK;
		State.StencilWriteMask = D3D11_DEFAULT_STENCIL_WRITE_MASK;

		State.FrontFace.StencilFunc = D3D11_COMPARISON_ALWAYS;
		State.FrontFace.StencilPassOp = D3D11_STENCIL_OP_KEEP;
		State.FrontFace.StencilFailOp = D3D11_STENCIL_OP_KEEP;
		State.FrontFace.StencilDepthFailOp = D3D11_STENCIL_OP_KEEP;

		State.BackFace.StencilFunc = D3D11_COMPARISON_NEVER;
		State.BackFace.StencilPassOp = D3D11_STENCIL_OP_KEEP;
		State.BackFace.StencilFailOp = D3D11_STENCIL_OP_KEEP;
		State.BackFace.StencilDepthFailOp = D3D11_STENCIL_OP_KEEP;

		ID3D11DepthStencilState* s;
		g_pDevice->CreateDepthStencilState(&State, &s);
		return new IDepthStencilState11(g_pDevice, s);
	}

	IDepthStencilState* RendererDX11::CreateDSState(bool zEnable, bool zWrite, COMPARISON_FUNC zFunc, bool stencil, int stencilMask,
		int stencilFunc, int stencilFail, int depthFail, int depthFailBack, int stencilPass)
	{
		D3D11_DEPTH_STENCIL_DESC State;
		State.DepthEnable = zEnable;

		if(zWrite)
			State.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ALL;
		else
			State.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ZERO;

		State.DepthFunc = static_cast<D3D11_COMPARISON_FUNC>(zFunc);
		State.StencilEnable = stencil;
		State.StencilReadMask = stencilMask;
		State.StencilWriteMask = stencilMask;

		State.FrontFace.StencilFunc = (D3D11_COMPARISON_FUNC)stencilFunc;
		State.FrontFace.StencilPassOp = (D3D11_STENCIL_OP)stencilPass;
		State.FrontFace.StencilFailOp = (D3D11_STENCIL_OP)stencilFail;
		State.FrontFace.StencilDepthFailOp = (D3D11_STENCIL_OP)depthFail;

		State.BackFace.StencilFunc = (D3D11_COMPARISON_FUNC)stencilFunc;
		State.BackFace.StencilPassOp = (D3D11_STENCIL_OP)stencilPass;
		State.BackFace.StencilFailOp = (D3D11_STENCIL_OP)stencilFail;
		State.BackFace.StencilDepthFailOp = (D3D11_STENCIL_OP)depthFailBack;

		ID3D11DepthStencilState* s;
		g_pDevice->CreateDepthStencilState(&State, &s);
		return new IDepthStencilState11(g_pDevice, s);
	}

	void RendererDX11::SetDepthStencilState(IDepthStencilState* state, UINT sref)
	{
		IDepthStencilState11* ds = static_cast<IDepthStencilState11*>(state);
		g_pDeviceContext->OMSetDepthStencilState(ds->state, sref);
	}

	void RendererDX11::SetScissorRectangle(const LifeMath::Rect2i& rect)
	{
		g_pDeviceContext->RSSetState(rState);
		D3D11_RECT sr[1];
		sr[0].top = (LONG)rect.y;
		sr[0].bottom = (LONG)rect.GetMaxY();
		sr[0].left = (LONG)rect.x;
		sr[0].right = (LONG)rect.GetMaxX();

		g_pDeviceContext->RSSetScissorRects(1, sr);
	}
	void RendererDX11::SetViewport(const LifeMath::Rect2i& rect)
	{
		D3D11_VIEWPORT vp;
		vp.Height = static_cast<float>(rect.height);
		vp.Width = static_cast<float>(rect.width);
		vp.TopLeftX = static_cast<float>(rect.x);
		vp.TopLeftY = static_cast<float>(rect.y);
		vp.MinDepth = 0.0f;
		vp.MaxDepth = 1.0f;
		g_pDeviceContext->RSSetViewports(1, &vp);
	}

	void RendererDX11::SetViewport(const LifeMath::Rect2i& rect, float minDepth, float maxDepth)
	{
		D3D11_VIEWPORT vp;
		vp.Height = static_cast<float>(rect.height);
		vp.Width = static_cast<float>(rect.width);
		vp.TopLeftX = static_cast<float>(rect.x);
		vp.TopLeftY = static_cast<float>(rect.y);
		vp.MinDepth = minDepth;
		vp.MaxDepth = maxDepth;
		g_pDeviceContext->RSSetViewports(1, &vp);
	}
	ITexture2D* RendererDX11::CreateRenderTargetCube(int size, int format)
	{
		ID3D11Texture2D* tex;

		D3D11_TEXTURE2D_DESC dstex;
		ZeroMemory(&dstex, sizeof(D3D11_TEXTURE2D_DESC));
		dstex.Width = size;
		dstex.Height = size;
		dstex.MipLevels = 1;
		dstex.ArraySize = 6;
		dstex.SampleDesc.Count = 1;
		dstex.SampleDesc.Quality = 0;
		dstex.Format = static_cast<DXGI_FORMAT>(format);
		dstex.Usage = D3D11_USAGE_DEFAULT;
		dstex.BindFlags = D3D11_BIND_RENDER_TARGET | D3D11_BIND_SHADER_RESOURCE;
		dstex.CPUAccessFlags = 0;
		dstex.MiscFlags = D3D11_RESOURCE_MISC_TEXTURECUBE;
		g_pDevice->CreateTexture2D( &dstex, NULL, &tex );

		ITexture2D11* newTex = new ITexture2D11(g_pDevice);
		newTex->FromTexture(tex);

		D3D11_RENDER_TARGET_VIEW_DESC rDesc;
		rDesc.Format = dstex.Format;
		rDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2DARRAY;
		rDesc.Texture2DArray.ArraySize = 1;
		rDesc.Texture2DArray.MipSlice = 0;
		rDesc.Texture2DArray.FirstArraySlice = 0;

		D3D11_SHADER_RESOURCE_VIEW_DESC rvDesc;
		ZeroMemory(&rvDesc, sizeof(D3D11_SHADER_RESOURCE_VIEW_DESC));
		rvDesc.Format  = dstex.Format;
		rvDesc.ViewDimension  = D3D11_SRV_DIMENSION_TEXTURECUBE;
		rvDesc.TextureCube.MipLevels = 1;
		rvDesc.TextureCube.MostDetailedMip = 0;
		ID3D11ShaderResourceView* srView;
		g_pDevice->CreateShaderResourceView(tex, &rvDesc, &srView);
		newTex->addShaderResourceView(new IShaderResourceView11(srView));

		// Create the one-face renderTarget views
		for( int i = 0; i < 6; i++ )
		{
			ID3D11RenderTargetView* rtView;
			rDesc.Texture2DArray.FirstArraySlice = i;
			g_pDevice->CreateRenderTargetView( tex, &rDesc, &rtView );
			newTex->addRenderTargetView(new IRenderTargetView11(rtView));
		}

		//create 6-face shader resource view
		ID3D11ShaderResourceView* fullView;
		D3D11_SHADER_RESOURCE_VIEW_DESC SRVDesc;
		ZeroMemory( &SRVDesc, sizeof( SRVDesc ) );
		SRVDesc.Format = dstex.Format;
		SRVDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURECUBE;
		SRVDesc.TextureCube.MipLevels = 1;
		SRVDesc.TextureCube.MostDetailedMip = 0;
		g_pDevice->CreateShaderResourceView(tex, &SRVDesc, &fullView);
		newTex->cubeResourceView = fullView;
		return newTex;
	}

	ITextureSampler* RendererDX11::CreateTextureSampler(ISamplerDescription* desc)
	{
		return new ITextureSampler11(desc, g_pDevice);
	}

	void RendererDX11::VerticalBlur(ITexture2D* src, ITexture2D* dst, int numSamples)
	{
		SetColorTarget(dst);
		SetPSTexture(src, 0);

		g_pDeviceContext->PSSetShader(psVerticalBlur, NULL, 0);

		LifeMath::float4* offsets4 = new LifeMath::float4[numSamples];
		GetBlurWeightedOffsets((float)numSamples, dst->Height(), offsets4);
		//g_verticalBlurPS.SetFloat4A("vBlurOffsets", offsets4);

		vbBuffer->Update(offsets4, 0);
		SetPSConstantBuffer(vbBuffer, 0);

		RenderToTextureNoPs();
		delete[] offsets4;
	}
}