PC World Komputer 2010 April/PCWorld0410.iso/hity wydania/trueSpace 7.6/tS761B8Std.exe/{app}/Scripts/D3D/RsD3DMaterialFromME2_Template_Fallback.fx

Text File | 2008-06-10 | 45KB | 1,504 lines

#define RSD3D_FALLBACKMODE

#include "RsD3DMaterialFromME2_BaseInclude.fx"

//----------------------------------------------------------------------
//Fallback (vanilla ps2.0, ps1.4, ps1.1 and fixed pipeline) emulation
//
//Author - Michal Valient
//Copyright (C) 2004-2008 Caligari corporation
//
//----------------------------------------------------------------------



//------------------------------
//Fallback parameters start here
//------------------------------

//Global parameters
uniform float RsD3DMaterialFromME_fNormalMod = 1.0f;
uniform float RsD3DMaterialFromME_fOpacity = 1.0f;

uniform float4 RsD3DMaterialFromME_cOverlayMod = { 0.0f, 0.0f, 0.0f, 1.0f };

//Diffuse color parameters
//Final diffuse color is computed using this equation
//DiffuseColor = VertexColor * RsFALL_VertexColorStrength + RsFALL_DiffuseColor + RsFALL_DiffuseMapStrength * RsFALL_DiffuseMap
texture RsFALL_DiffuseMap : DIFFUSEMAP;
float4  RsFALL_DiffuseColor : DIFFUSECOLOR = float4(0.0f, 0.0f, 0.0f, 0.0f);
float   RsFALL_DiffuseMapStrength : DIFFUSEMAPSTRENGTH = 0.0f;
float   RsFALL_VertexColorStrength : VERTEXCOLORSTRENGTH = 1.0f;

texture RsFALL_NormalMap : NORMALMAP;
float4  RsFALL_SpecularColor : SPECULARCOLOR = float4(1.0f, 1.0f, 1.0f, 1.0f);
float   RsFALL_Shininess : SHININESS = 30.0f;
float   RsFALL_SpecularStrength : SPECULARSTRENGTH = 0.0f;
float   RsFALL_DiffuseStrength : DIFFUSESTRENGTH = 1.0f;

//------------------------------
//Texture coordinates processing
// - for color texture
float  RsFALL_C_TCScaleX : C_TCSCALEX = 1.0;
float  RsFALL_C_TCScaleY : C_TCSCALEY = 1.0;
float  RsFALL_C_TCMoveX : C_TCMOVEX = 0.0;
float  RsFALL_C_TCMoveY : C_TCMOVEY = 0.0;

// - for normal map
float  RsFALL_N_TCScaleX : N_TCSCALEX = 1.0;
float  RsFALL_N_TCScaleY : N_TCSCALEY = 1.0;
float  RsFALL_N_TCMoveX : N_TCMOVEX = 0.0;
float  RsFALL_N_TCMoveY : N_TCMOVEY = 0.0;

//------------------------------
//Light  processing - only omni lights are supported
float4 RsFALL_LightPos : LIGHTPOSITION = float4(0.0, 0.0, 0.0, 1.0);
float4 RsFALL_LightColor : LIGHTCOLOR = float4(1.0, 1.0, 1.0, 1.0);
float RsFALL_LightAttenA : LIGHTATTENA = 0.005;
float RsFALL_LightAttenB : LIGHTATTENB  = 0.0;
float RsFALL_LightAttenC : LIGHTATTENC  = 1.0;

//------------------------------
//PS 1.4 Specular maps
//
texture RsFALL_PS14SpecularMap : RsFALL_PS14SpecularMap;

sampler RsFALL_smplDiffuse = sampler_state {
    Texture = <RsFALL_DiffuseMap>;

    MinFilter = LINEAR;
    MagFilter = LINEAR;
    MipFilter = LINEAR;

    AddressU = WRAP;
    AddressV = WRAP;
};

sampler RsFALL_smplNormal = sampler_state {
    Texture = <RsFALL_NormalMap>;

    MinFilter = LINEAR;
    MagFilter = LINEAR;
    MipFilter = LINEAR;

    AddressU = WRAP;
    AddressV = WRAP;
};

sampler RsFALL_smplSpecular = sampler_state {
    Texture = <RsFALL_PS14SpecularMap>;

    MinFilter = LINEAR;
    MagFilter = LINEAR;
    MipFilter = LINEAR;

    AddressU = CLAMP;
    AddressV = CLAMP;
};

float3x3 RsD3DComputeTangentTransform(float3 vTangent, float3 vNormal, in float3x3 mToWorld)
{
    float3x3 mToTangent;
    mToTangent[0] = normalize(mul(vTangent * RsD3DMaterialFromME_fNormalMod, mToWorld));
    mToTangent[2] = normalize(mul(vNormal * RsD3DMaterialFromME_fNormalMod, mToWorld));
    mToTangent[1] = cross(mToTangent[0], mToTangent[2]);
    return mToTangent;
}

float2 RsD3DComputeColorTexCoords(float2 vInputCoords)
{
    float2 vRetVal = vInputCoords;
    vRetVal.x = vInputCoords.x * RsFALL_C_TCScaleX + RsFALL_C_TCMoveX;
    vRetVal.y = vInputCoords.y * RsFALL_C_TCScaleY + RsFALL_C_TCMoveY;
    return vRetVal;
}

float2 RsD3DComputeNormalTexCoords(float2 vInputCoords)
{
    float2 vRetVal = vInputCoords;
    vRetVal.x = vInputCoords.x * RsFALL_N_TCScaleX + RsFALL_N_TCMoveX;
    vRetVal.y = vInputCoords.y * RsFALL_N_TCScaleY + RsFALL_N_TCMoveY;
    return vRetVal;
}

float4 RsD3DComputeLightColor(float fDistToLight)
{
    float fAttenuation = RsFALL_LightAttenA * fDistToLight * fDistToLight + RsFALL_LightAttenB * fDistToLight + RsFALL_LightAttenC;
    return RsFALL_LightColor * saturate(1.0f / fAttenuation);
}

//------------------------------
// This is a fallback code for PS 2.0 hardware
// We do per pixel diffuse and per pixel specular
//------------------------------
struct VS_OUTPUT_PS20 {
    float4 vClipPos     : POSITION;     //Clipping space position
    float2 tcCoordC     : TEXCOORD0;    //texture coordinates
    float2 tcCoordN     : TEXCOORD1;    //texture coordinates
    float3 vLight       : TEXCOORD2;    //light vector
    float3 vEye         : TEXCOORD3;    //eye vector
    float4 vDistToLight : TEXCOORD4;    //distance from light
    float4 cVertexColor : TEXCOORD5;    //vertex color
};

VS_OUTPUT_PS20 VS_Fallback_ForPS20HW(in D3_VERTEXINPUT input)
{
    VS_OUTPUT_PS20 output;

    //Following code outputs position and texture coordinates
    //------------------------------
    output.vClipPos = mul(input.D3_pInputPosition, D3_mObjectToClip); //vertex clip position
    output.tcCoordC = RsD3DComputeColorTexCoords(input.D3_vInputTexCoords1); //Texture coordinates for color texture
    output.tcCoordN = RsD3DComputeNormalTexCoords(input.D3_vInputTexCoords2); //Texture coordinates for normal texture

    float4 pVertexWorld = mul(input.D3_pInputPosition, D3_mObjectToWorld);    //Transform vertex into world position
    float3x3 mToTangent = RsD3DComputeTangentTransform(input.D3_vInputTangent, input.D3_vInputNormal, D3_mObjectToWorldN);

    //Compute light and eye vectors
    //------------------------------
    float3 vToLight = RsFALL_LightPos.xyz - pVertexWorld.xyz;
    output.vLight = mul(mToTangent, normalize(vToLight));
    output.vDistToLight = length(vToLight);

    float3 vToEye = normalize(D3_pEye - pVertexWorld);
    output.vEye = mul(mToTangent, vToEye);

    output.cVertexColor = input.D3_cInputColor * RsFALL_VertexColorStrength + RsFALL_DiffuseColor;

    return output;
}

float4 PS_Fallback_ForPS20HW(uniform bool EnableAlpha, uniform bool IsFirstPass, in VS_OUTPUT_PS20 input) : COLOR0
{
    float4 cDecal = tex2D(RsFALL_smplDiffuse, input.tcCoordC);
    float3 cNormal = tex2D(RsFALL_smplNormal, input.tcCoordN).xyz;
    float3 vNormal = normalize(2.0f * cNormal - 1.0f);    //expand to the range -1,1
    float3 vEye = normalize(input.vEye);
    float3 vLight = normalize(input.vLight);

    float4 cLightColor = RsD3DComputeLightColor(input.vDistToLight.w);

    float3 vRefVec = dot(vLight, vNormal) * 2.0f * vNormal - vLight;
    float fEyeDotRef = max(0, dot(vRefVec, vEye));
    float4 cSpecularCol = RsFALL_SpecularColor * pow(fEyeDotRef, RsFALL_Shininess);

    float fDiffuseDot = saturate(dot(vNormal, vLight));
    float4 diffuseColor = input.cVertexColor + RsFALL_DiffuseMapStrength * cDecal;
    float4 cOut = cLightColor * (cSpecularCol * RsFALL_SpecularStrength + diffuseColor * fDiffuseDot * RsFALL_DiffuseStrength);
    if (EnableAlpha)
        cOut.a = RsD3DMaterialFromME_fOpacity;

    ///Add the overlay color
    if (IsFirstPass)
    {
        ///First pass performs complete blending.
        cOut.xyz = RsD3DMaterialFromME_cOverlayMod.xyz + RsD3DMaterialFromME_cOverlayMod.a * cOut.xyz;
    }
    else
    {
        ///All other passes just attenuate the lighting accordingly.
        cOut.xyz = RsD3DMaterialFromME_cOverlayMod.a * cOut.xyz;
    }
    return cOut;
}

technique D3_FALLBACK_TECHNIQUE_PS20
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "75";
>
{
    pass D3_FALLBACK_PASS_02_PS20
    {
        VertexShader = compile vs_2_0 VS_Fallback_ForPS20HW();
        PixelShader = compile ps_2_0 PS_Fallback_ForPS20HW(false, true);

        AlphaBlendEnable = false;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = true;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_PS20_MORELIGHTS
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "75";
>
{
    pass D3_FALLBACK_PASS_02_PS20
    {
        VertexShader = compile vs_2_0 VS_Fallback_ForPS20HW();
        PixelShader = compile ps_2_0 PS_Fallback_ForPS20HW(false, false);

        AlphaBlendEnable = true;
        SrcBlend = ONE;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_PS20_T
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "75";
>
{
    pass D3_FALLBACK_PASS_02_PS20
    {
        VertexShader = compile vs_2_0 VS_Fallback_ForPS20HW();
        PixelShader = compile ps_2_0 PS_Fallback_ForPS20HW(true, true);

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = INVSRCALPHA;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_PS20_MORELIGHTS_T
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "75";
>
{
    pass D3_FALLBACK_PASS_02_PS20
    {
        VertexShader = compile vs_2_0 VS_Fallback_ForPS20HW();
        PixelShader = compile ps_2_0 PS_Fallback_ForPS20HW(true, false);

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        CullMode = CCW;
    }
}

//------------------------------
// This is a fallback code for PS 1.4 hardware
// We do per pixel diffuse and per pixel specular. Attenuation is computed per vertex.
//------------------------------
struct VS_OUTPUT_PS14 {
    float4 vClipPos     : POSITION;     //Clipping space position
    float2 tcCoordC     : TEXCOORD0;    //texture coordinates
    float2 tcCoordN     : TEXCOORD1;    //texture coordinates
    float3 vLight       : TEXCOORD2;    //light vector
    float3 vEye         : TEXCOORD3;    //eye vector
    float4 fShininess   : TEXCOORD4;    //Shininess transfer
    float4 cLightColor  : COLOR1;       //light color with attenuation
    float4 cVertexColor : COLOR0;       //vertex color
};

VS_OUTPUT_PS14 VS_Fallback_ForPS14HW(in D3_VERTEXINPUT input)
{
    VS_OUTPUT_PS14 output;

    //Following code outputs position and texture coordinates
    //------------------------------
    output.vClipPos = mul(input.D3_pInputPosition, D3_mObjectToClip); //vertex clip position
    output.tcCoordC = RsD3DComputeColorTexCoords(input.D3_vInputTexCoords1); //Texture coordinates for color texture
    output.tcCoordN = RsD3DComputeNormalTexCoords(input.D3_vInputTexCoords2); //Texture coordinates for normal texture

    float4 pVertexWorld = mul(input.D3_pInputPosition, D3_mObjectToWorld);    //Transform vertex into world position
    float3x3 mToTangent = RsD3DComputeTangentTransform(input.D3_vInputTangent, input.D3_vInputNormal, D3_mObjectToWorldN);

    //Compute light and eye vectors
    //------------------------------
    float3 vToLight = RsFALL_LightPos.xyz - pVertexWorld.xyz;
    float  fRealDistToLight = length(vToLight);
    vToLight = normalize(vToLight);
    output.vLight = mul(mToTangent, vToLight);

    float3 vToEye = normalize(D3_pEye - pVertexWorld);
    output.vEye = mul(mToTangent, vToEye);

    ///We do overlay multiplication here
    output.cLightColor = RsD3DMaterialFromME_cOverlayMod.a * RsD3DComputeLightColor(fRealDistToLight);

    output.cVertexColor = input.D3_cInputColor * RsFALL_VertexColorStrength + RsFALL_DiffuseColor;
    output.fShininess = RsFALL_Shininess / 100.0f;

    return output;
}

float4 PS_Fallback_ForPS14HW(uniform bool EnableAlpha, uniform bool IsFirstPass, in VS_OUTPUT_PS14 input) : COLOR0
{
    float4 cDecal = tex2D(RsFALL_smplDiffuse, input.tcCoordC);
    float3 cNormal = tex2D(RsFALL_smplNormal, input.tcCoordN).xyz;
    float3 vNormal = 2.0f * cNormal - 1.0f;
    float3 vLight = input.vLight;

    float fNdotL = dot(vLight, vNormal);
    float4 diffuseColor = input.cVertexColor + RsFALL_DiffuseMapStrength * cDecal;

    //Specular term
    float3 vEye = input.vEye;
    float3 vRefVec = 2.0f * fNdotL * vNormal - vLight;
    float2 vCoord = input.fShininess;
    vCoord.x = dot(vEye, vRefVec);
    float4 cSpecularTerm = tex2D(RsFALL_smplSpecular, vCoord);
    float4 cSpecularCol = RsFALL_SpecularColor * cSpecularTerm.a;

    float4 cOut;
    cOut = input.cLightColor * (cSpecularCol * RsFALL_SpecularStrength + diffuseColor * saturate(fNdotL) * RsFALL_DiffuseStrength);
    if (EnableAlpha)
        cOut.a = RsD3DMaterialFromME_fOpacity;

    ///Add the overlay color
    if (IsFirstPass)
    {
        ///First pass performs complete blending.
        cOut = RsD3DMaterialFromME_cOverlayMod + cOut;
    }
    return cOut;
}

technique D3_FALLBACK_TECHNIQUE_PS14
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "65";
>
{
    pass D3_FALLBACK_PASS_02_PS20
    {
        VertexShader = compile vs_1_1 VS_Fallback_ForPS14HW();
        PixelShader = compile ps_1_4 PS_Fallback_ForPS14HW(false, true);

        AlphaBlendEnable = false;
        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = true;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_PS14_MORELIGHT
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "65";
>
{
    pass D3_FALLBACK_PASS_02_PS20
    {
        VertexShader = compile vs_1_1 VS_Fallback_ForPS14HW();
        PixelShader = compile ps_1_4 PS_Fallback_ForPS14HW(false, false);

        AlphaBlendEnable = true;
        SrcBlend = ONE;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_PS14_T
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "65";
>
{
    pass D3_FALLBACK_PASS_02_PS20
    {
        VertexShader = compile vs_1_1 VS_Fallback_ForPS14HW();
        PixelShader = compile ps_1_4 PS_Fallback_ForPS14HW(true, true);

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = INVSRCALPHA;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_PS14_MORELIGHT_T
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "65";
>
{
    pass D3_FALLBACK_PASS_02_PS20
    {
        VertexShader = compile vs_1_1 VS_Fallback_ForPS14HW();
        PixelShader = compile ps_1_4 PS_Fallback_ForPS14HW(true, false);

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        CullMode = CCW;
    }
}

//------------------------------
// This is a fallback code for PS 1.1 hardware
// We do per pixel diffuse and per vertex specular
//------------------------------
struct VS_OUTPUT_PS11 {
    float4 vClipPos     : POSITION; //Clipping space position
    float4 cVertexColor : TEXCOORD3;   //vertex color
    float4 cLightColor  : COLOR1;   //light color with attenuation
    float2 tcCoordC     : TEXCOORD0;//texture coordinates
    float2 tcCoordN     : TEXCOORD1;//texture coordinates
    float3 vLight       : TEXCOORD2;//light vector
    float4 cSpecularCol : COLOR0;   //complete specular color component
};

VS_OUTPUT_PS11 VS_Fallback_ForPS11HW(uniform bool EnableAlpha, in D3_VERTEXINPUT input)
{
    VS_OUTPUT_PS11 output;

    //Following code outputs position and texture coordinates
    //------------------------------
    output.vClipPos = mul(input.D3_pInputPosition, D3_mObjectToClip); //vertex clip position
    output.tcCoordC = RsD3DComputeColorTexCoords(input.D3_vInputTexCoords1); //Texture coordinates for color texture
    output.tcCoordN = RsD3DComputeNormalTexCoords(input.D3_vInputTexCoords2); //Texture coordinates for normal texture

    float4 pVertexWorld = mul(input.D3_pInputPosition, D3_mObjectToWorld);    //Transform vertex into world position
    float3x3 mToTangent = RsD3DComputeTangentTransform(input.D3_vInputTangent, input.D3_vInputNormal, D3_mObjectToWorldN);

    //Compute light and eye vectors
    //------------------------------
    float3 vToLight = RsFALL_LightPos.xyz - pVertexWorld.xyz;
    float  fRealDistToLight = length(vToLight);
    vToLight = normalize(vToLight);
    output.vLight = mul(mToTangent, vToLight);
    output.vLight = 0.5 * output.vLight + 0.5;

    float3 vToEye = normalize(D3_pEye - pVertexWorld);

    float4 vLightColor = RsD3DComputeLightColor(fRealDistToLight);

    //Compute final per vertex color using
    //------------------------------
    float3 vRefVec = dot(vToLight, mToTangent[2]) * 2 * mToTangent[2] - vToLight;
    float fEyeDotRef = saturate(dot(vRefVec, vToEye));

    output.cSpecularCol = vLightColor * RsFALL_SpecularColor * pow(fEyeDotRef, RsFALL_Shininess) * RsFALL_SpecularStrength;
    output.cLightColor = vLightColor * RsFALL_DiffuseStrength;
    output.cVertexColor = (input.D3_cInputColor * RsFALL_VertexColorStrength + RsFALL_DiffuseColor) * output.cLightColor;

    if (EnableAlpha)
        output.cSpecularCol.a = RsD3DMaterialFromME_fOpacity;
    else
        output.cSpecularCol.a = 1.0f;

    return output;
}

float4 PS_Fallback_ForPS11HW(uniform bool IsFirstPass, in VS_OUTPUT_PS11 input) : COLOR0
{
    float4 cDecal = tex2D(RsFALL_smplDiffuse, input.tcCoordC);
    float3 cNormal = tex2D(RsFALL_smplNormal, input.tcCoordN).xyz;
    float3 vNormal = 2.0f * cNormal - 1.0f;    //expand to the range -1,1
    float3 vLight = 2.0f * saturate(input.vLight) - 1.0f;    //expand to the range -1,1
    float fDiffuseDot = saturate(dot(vNormal, vLight));
    float3 diffuseMap = RsFALL_DiffuseMapStrength * cDecal;
    float4 cOut = input.cSpecularCol.a;
    cOut.xyz = input.cSpecularCol + (input.cVertexColor + input.cLightColor * diffuseMap) * fDiffuseDot;

    ///Add the overlay color
    if (IsFirstPass)
    {
        ///First pass performs complete blending.
        cOut.xyz = RsD3DMaterialFromME_cOverlayMod.xyz + RsD3DMaterialFromME_cOverlayMod.a * cOut.xyz;
    }
    else
    {
        ///All other passes just attenuate the lighting accordingly.
        cOut.xyz = RsD3DMaterialFromME_cOverlayMod.a * cOut.xyz;
    }
    return cOut;
}

technique D3_FALLBACK_TECHNIQUE_PS11
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "45";
>
{
    pass D3_FALLBACK_PASS_02_PS11
    {
        VertexShader = compile vs_1_1 VS_Fallback_ForPS11HW(false);
        PixelShader = compile ps_1_1 PS_Fallback_ForPS11HW(true);

        AlphaBlendEnable = false;
        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = true;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_PS11_MORELIGHT
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "45";
>
{
    pass D3_FALLBACK_PASS_02_PS11
    {
        VertexShader = compile vs_1_1 VS_Fallback_ForPS11HW(false);
        PixelShader = compile ps_1_1 PS_Fallback_ForPS11HW(false);

        AlphaBlendEnable = true;

        SrcBlend = ONE;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_PS11_T
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "45";
>
{
    pass D3_FALLBACK_PASS_02_PS11
    {
        VertexShader = compile vs_1_1 VS_Fallback_ForPS11HW(true);
        PixelShader = compile ps_1_1 PS_Fallback_ForPS11HW(true);

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = INVSRCALPHA;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_PS11_MORELIGHT_T
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "45";
>
{
    pass D3_FALLBACK_PASS_02_PS11
    {
        VertexShader = compile vs_1_1 VS_Fallback_ForPS11HW(true);
        PixelShader = compile ps_1_1 PS_Fallback_ForPS11HW(false);

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        CullMode = CCW;
    }
}

//------------------------------
// This is a fallback code for old DX7 hardware even without DOT3 capabilities
// Entire lighting is computed per vertex and diffuse texture is used.
//------------------------------
struct VS_OUTPUT_SIMPLE_DX7 {
    float4 vClipPos: POSITION;      //Clipping space position
    float2 tcCoord0: TEXCOORD0;     //Texture coordinates
    float4 cColor0 : COLOR0;        //diffuse map mod
    float4 cColor1 : COLOR1;        //specular color + diffuse color mod
};

VS_OUTPUT_SIMPLE_DX7 VS_Fallback_Simple_DX7(uniform bool EnableAlpha, uniform bool IsFirstPass, in D3_VERTEXINPUT input)
{
    VS_OUTPUT_SIMPLE_DX7 output;

    //Following code outputs position and texture coordinates
    //------------------------------
    output.vClipPos = mul(input.D3_pInputPosition, D3_mObjectToClip); //vertex clip position
    output.tcCoord0 = RsD3DComputeColorTexCoords(input.D3_vInputTexCoords1); //Texture coordinates for color texture
    float4 pVertexWorld = mul(input.D3_pInputPosition, D3_mObjectToWorld);    //Transform vertex into world position

    //Compute light and eye vectors
    //------------------------------
    float3 vToLight = RsFALL_LightPos.xyz - pVertexWorld.xyz;
    float  fRealDistToLight = length(vToLight);
    vToLight = normalize(vToLight);

    float3 vToEye = normalize(D3_pEye - pVertexWorld);

    float4 output_cLightColor = RsD3DComputeLightColor(fRealDistToLight);

    //Compute final per vertex color using light/specular/diffuse
    //------------------------------
    float3 vNormal = normalize(mul(input.D3_vInputNormal * RsD3DMaterialFromME_fNormalMod, D3_mObjectToWorldN));
    float3 vRefVec = dot(vToLight, vNormal) * 2 * vNormal - vToLight;
    float fEyeDotRef = max(0, dot(vRefVec, vToEye));

    float4 output_cSpecularCol = RsFALL_SpecularColor * pow(fEyeDotRef, RsFALL_Shininess);
    float4 output_cVertexColor = input.D3_cInputColor * RsFALL_VertexColorStrength + RsFALL_DiffuseColor;

    float fDiffuseDot = saturate(dot(vNormal, vToLight)) * RsFALL_DiffuseStrength;
    output.cColor0 = saturate(output_cLightColor * RsFALL_DiffuseMapStrength * fDiffuseDot);
    output.cColor1 = saturate(output_cLightColor * (output_cSpecularCol * RsFALL_SpecularStrength + (output_cVertexColor * fDiffuseDot)));
    if (EnableAlpha)
    {
        output.cColor0.a = RsD3DMaterialFromME_fOpacity;
        output.cColor1.a = 0;
    }

    ///Add the overlay color
    if (IsFirstPass)
    {
        ///First pass performs complete blending.
        output.cColor0.xyz = RsD3DMaterialFromME_cOverlayMod.a * output.cColor0.xyz;
        output.cColor1.xyz = RsD3DMaterialFromME_cOverlayMod.xyz + RsD3DMaterialFromME_cOverlayMod.a * output.cColor1.xyz;
    }
    else
    {
        ///All other passes just attenuate the lighting accordingly.
        output.cColor0.xyz = RsD3DMaterialFromME_cOverlayMod.a * output.cColor0.xyz;
        output.cColor1.xyz = RsD3DMaterialFromME_cOverlayMod.a * output.cColor1.xyz;
    }
    return output;
}

//The Dx7 with explicit textureoperations
technique D3_FALLBACK_TECHNIQUE_DX7
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(false, true);
        PixelShader = NULL;

        AlphaBlendEnable = false;
        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = true;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);
        ColorOp[0]   = MODULATE;
        ColorArg1[0] = DIFFUSE;
        ColorArg2[0] = TEXTURE;
        ColorOp[1]   = ADD;
        ColorArg1[1] = CURRENT;
        ColorArg2[1] = SPECULAR;
        ColorOp[2]   = DISABLE;

        SpecularEnable = false;
        ColorVertex = false;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_MORELIGHTS
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(false, false);
        PixelShader = NULL;

        AlphaBlendEnable = true;

        SrcBlend = ONE;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);
        ColorOp[0]   = MODULATE;
        ColorArg1[0] = DIFFUSE;
        ColorArg2[0] = TEXTURE;
        ColorOp[1]   = ADD;
        ColorArg1[1] = CURRENT;
        ColorArg2[1] = SPECULAR;
        ColorOp[2]   = DISABLE;

        SpecularEnable = false;
        ColorVertex = false;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_T
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(true, true);
        PixelShader = NULL;

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = INVSRCALPHA;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);
        ColorOp[0]   = MODULATE;
        ColorArg1[0] = DIFFUSE;
        ColorArg2[0] = TEXTURE;
        ColorOp[1]   = ADD;
        ColorArg1[1] = CURRENT;
        ColorArg2[1] = SPECULAR;
        ColorOp[2]   = DISABLE;
        AlphaOp[0]   = SELECTARG1;
        AlphaArg1[0] = DIFFUSE;
        AlphaOp[1]   = DISABLE;

        SpecularEnable = false;
        ColorVertex = false;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_MORELIGHTS_T
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(true, false);
        PixelShader = NULL;

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);
        ColorOp[0]   = MODULATE;
        ColorArg1[0] = DIFFUSE;
        ColorArg2[0] = TEXTURE;
        ColorOp[1]   = ADD;
        ColorArg1[1] = CURRENT;
        ColorArg2[1] = SPECULAR;
        ColorOp[2]   = DISABLE;
        AlphaOp[0]   = SELECTARG1;
        AlphaArg1[0] = DIFFUSE;
        AlphaOp[1]   = DISABLE;

        SpecularEnable = false;
        ColorVertex = false;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

//The Dx7 without explicit texture cascade
technique D3_FALLBACK_TECHNIQUE_DX7_JUSTALPHA
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(false, true);
        PixelShader = NULL;

        AlphaBlendEnable = false;
        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = true;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);

        SpecularEnable = true;
        ColorVertex = true;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_JUSTALPHA_MORELIGHTS
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(false, false);
        PixelShader = NULL;

        AlphaBlendEnable = true;

        SrcBlend = ONE;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);

        SpecularEnable = true;
        ColorVertex = true;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_JUSTALPHA_T
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(true, true);
        PixelShader = NULL;

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = INVSRCALPHA;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);
        AlphaOp[0]   = SELECTARG1;
        AlphaArg1[0] = DIFFUSE;
        AlphaOp[1]   = DISABLE;

        SpecularEnable = true;
        ColorVertex = true;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_JUSTALPHA_MORELIGHTS_T
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(true, false);
        PixelShader = NULL;

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);
        AlphaOp[0]   = SELECTARG1;
        AlphaArg1[0] = DIFFUSE;
        AlphaOp[1]   = DISABLE;

        SpecularEnable = true;
        ColorVertex = true;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

//The Dx7 without explicit texture cascade
technique D3_FALLBACK_TECHNIQUE_DX7_NOMADD
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(false, true);
        PixelShader = NULL;

        AlphaBlendEnable = false;
        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = true;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);

        SpecularEnable = true;
        ColorVertex = true;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_NOMADD_MORELIGHTS
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(false, false);
        PixelShader = NULL;

        AlphaBlendEnable = true;

        SrcBlend = ONE;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);

        SpecularEnable = true;
        ColorVertex = true;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_NOMADD_T
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(true, true);
        PixelShader = NULL;

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = INVSRCALPHA;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);

        SpecularEnable = true;
        ColorVertex = true;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_NOMADD_MORELIGHTS_T
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "35";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7(true, false);
        PixelShader = NULL;

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        // Set texture filtering.
        MinFilter[0] = Linear;
        MagFilter[0] = Linear;
        MipFilter[0] = Point;

        // Set texture into stage 0.
        Texture[0]   = (RsFALL_DiffuseMap);

        SpecularEnable = true;
        ColorVertex = true;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

struct VS_OUTPUT_SIMPLE_DX7_NOTEX {
    float4 vClipPos: POSITION;      //Clipping space position
    float4 cColor0 : COLOR0;        //diffuse map mod
};

VS_OUTPUT_SIMPLE_DX7_NOTEX VS_Fallback_Simple_DX7NOTEX(uniform bool EnableAlpha, uniform bool IsFirstPass, in D3_VERTEXINPUT input)
{
    VS_OUTPUT_SIMPLE_DX7_NOTEX output;

    //Following code outputs position and texture coordinates
    //------------------------------
    output.vClipPos = mul(input.D3_pInputPosition, D3_mObjectToClip); //vertex clip position
    float4 pVertexWorld = mul(input.D3_pInputPosition, D3_mObjectToWorld);    //Transform vertex into world position

    //Compute light and eye vectors
    //------------------------------
    float3 vToLight = RsFALL_LightPos.xyz - pVertexWorld.xyz;
    float  fRealDistToLight = length(vToLight);
    vToLight = normalize(vToLight);

    float3 vToEye = normalize(D3_pEye - pVertexWorld);

    float4 output_cLightColor = RsD3DComputeLightColor(fRealDistToLight);

    //Compute final per vertex color using light/specular/diffuse
    //------------------------------
    float3 vNormal = normalize(mul(input.D3_vInputNormal * RsD3DMaterialFromME_fNormalMod, D3_mObjectToWorldN));
    float3 vRefVec = dot(vToLight, vNormal) * 2 * vNormal - vToLight;
    float fEyeDotRef = max(0, dot(vRefVec, vToEye));

    float4 output_cSpecularCol = RsFALL_SpecularColor * pow(fEyeDotRef, RsFALL_Shininess) * RsFALL_SpecularStrength;
    float4 output_cVertexColor = input.D3_cInputColor * RsFALL_VertexColorStrength + RsFALL_DiffuseColor;

    float fDiffuseDot = saturate(dot(vNormal, vToLight)) * RsFALL_DiffuseStrength;
    float4 vOutFinal0 = saturate(output_cLightColor * RsFALL_DiffuseMapStrength * fDiffuseDot);

    float4 vOutFinal1 = saturate(output_cLightColor * (output_cSpecularCol + (output_cVertexColor * fDiffuseDot)));
    output.cColor0 = vOutFinal0 + vOutFinal1;
    if (EnableAlpha)
        output.cColor0.a = RsD3DMaterialFromME_fOpacity;

    ///Add the overlay color
    if (IsFirstPass)
    {
        ///First pass performs complete blending.
        output.cColor0.xyz = RsD3DMaterialFromME_cOverlayMod.xyz + RsD3DMaterialFromME_cOverlayMod.a * output.cColor0.xyz;
    }
    else
    {
        ///All other passes just attenuate the lighting accordingly.
        output.cColor0.xyz = RsD3DMaterialFromME_cOverlayMod.a * output.cColor0.xyz;
    }

    return output;
}

//DX7 technique for HW without textures - all per vertex
technique D3_FALLBACK_TECHNIQUE_DX7
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "15";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7NOTEX(false, true);
        PixelShader = NULL;

        AlphaBlendEnable = false;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = true;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_MORELIGHTS
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "15";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7NOTEX(false, false);
        PixelShader = NULL;

        AlphaBlendEnable = true;

        SrcBlend = ONE;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_T
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "15";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7NOTEX(true, true);
        PixelShader = NULL;

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = INVSRCALPHA;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_DX7_MORELIGHTS_T
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "15";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple_DX7NOTEX(true, false);
        PixelShader = NULL;

        AlphaBlendEnable = true;
        SrcBlend = SRCALPHA;
        DestBlend = ONE;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

//------------------------------
// This is a fallback code for absolutely weird hardware
// No texture, just vertex colors
//------------------------------
struct VS_OUTPUT_SIMPLE {
    float4 vClipPos: POSITION;  //Clipping space position
    float4 cColor  : COLOR;     //vertex color
};

VS_OUTPUT_SIMPLE VS_Fallback_Simple(uniform bool IsFirstPass, float4 vPosition : POSITION, float3 vNormal : NORMAL, float4 cColor : COLOR)
{
    VS_OUTPUT_SIMPLE output;

    output.vClipPos = mul(vPosition, D3_mObjectToClip);         //vertex clip position
    float4 pVertexWorld = mul(vPosition, D3_mObjectToWorld);    //Transform vertex into world position

    float3 vLight = normalize(D3_pEye - pVertexWorld);
    vNormal = normalize(mul(vNormal, D3_mObjectToWorldN));

    float Diffuse = saturate(dot(vNormal, vLight)) * RsFALL_DiffuseStrength;
    output.cColor = cColor * Diffuse;
    ///Add the overlay color
    if (IsFirstPass)
    {
        ///First pass performs complete blending.
        output.cColor.xyz = RsD3DMaterialFromME_cOverlayMod.xyz + RsD3DMaterialFromME_cOverlayMod.a * output.cColor.xyz;
    }
    else
    {
        ///All other passes just attenuate the lighting accordingly.
        output.cColor.xyz = RsD3DMaterialFromME_cOverlayMod.a * output.cColor.xyz;
    }
    return output;
}

technique D3_FALLBACK_TECHNIQUE
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "0";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple(true);
        PixelShader = NULL;

        AlphaBlendEnable = false;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = true;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_MORELIGHT
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "opaque";
    string Rs_TechniqueQuality = "0";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple(false);
        PixelShader = NULL;

        AlphaBlendEnable = false;

        ZEnable = true;
        ZFunc = NEVER;
        ZWriteEnable = false;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_T
<
    string Rs_TechniqueMode = "firstlight";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "0";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple(true);
        PixelShader = NULL;

        AlphaBlendEnable = false;

        ZEnable = true;
        ZFunc = LESSEQUAL;
        ZWriteEnable = false;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}

technique D3_FALLBACK_TECHNIQUE_MORELIGHT_T
<
    string Rs_TechniqueMode = "morelights";
    string Rs_TechniqueOpacity = "transparent";
    string Rs_TechniqueQuality = "0";
>
{
    pass D3_FALLBACK_PASS_02
    {
        VertexShader = compile vs_1_1 VS_Fallback_Simple(false);
        PixelShader = NULL;

        AlphaBlendEnable = false;

        ZEnable = true;
        ZFunc = NEVER;
        ZWriteEnable = false;

        Lighting = false;
        ShadeMode = GOURAUD;

        CullMode = CCW;
    }
}