source: GTP/trunk/App/Demos/Illum/SoftShadowMap/ShadowMap.fx @ 1637

#include "properties.fx"

#include "Shaders/technique_00.fx"
#include "Shaders/technique_06.fx"
#include "Shaders/technique_07.fx"

#include "Shaders/technique_focusing.fx"


//-----------------------------------------------------------------------------
// RenderMapScreen
// This shader renders the PhotonMap texture (g_txPhotonUVTexture) into the screen lower left corner.
// This texture contains the PhotonHits positions and ObjectIDs.
// The result is displayed on the screen.
//-----------------------------------------------------------------------------

void RenderMapScreenVS(
                float4 Pos     : POSITION,
    out float4 outhPos : POSITION,
    out float2 outTex  : TEXCOORD0 )
{
        outhPos = float4( Pos.xy, 0.0f, 1.0f );
    outTex.x =  Pos.x * 0.5f + 0.5f;
    outTex.y = -Pos.y * 0.5f + 0.5f;
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 

float4 RenderMapScreenPS(
                float2 Tex : TEXCOORD0 ) : COLOR
{
        //return 1;
        half4 retColor = half4(0,0,0,1);
        return tex2D( g_ShadowWeightSampler, Tex );
}
//*****************************************************************************

void RenderMapScreen2VS(
                float4 Pos     : POSITION,
    out float4 outhPos : POSITION,
    out float2 outTex  : TEXCOORD0 )
{
        outhPos = float4( Pos.xy * 0.5f, 0.0f, 1.0f );
    outTex.x =  Pos.x * 0.5f + 0.5f;
    outTex.y = -Pos.y * 0.5f + 0.5f;
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 

float4 RenderMapScreen2PS(
                float2 Tex : TEXCOORD0 ) : COLOR
{
        //return 1;
        half4 retColor = half4(g_fIntensity,0,0,1);
        return retColor;
}










//*********************************************************************************************************
//*********************************************************************************************************

// LIGHT SOURCE RENDERING

//*********************************************************************************************************
//*********************************************************************************************************

//-----------------------------------------------------------------------------
// Vertex Shader: RenderLightVS
// Desc: Process vertex for the light object
//-----------------------------------------------------------------------------
VS_OUTPUT RenderLightVS( VS_INPUT IN )
{
        VS_OUTPUT OUT = (VS_OUTPUT)0;
        OUT.Color = IN.Color;
        OUT.Tex = IN.Tex;
        OUT.ldPosition = float4(0,0,0,0);

        // transform model-space vertex position to normalized screen space:
        OUT.hPosition = mul(IN.Position, WorldViewProj);
        return OUT;
}


//-----------------------------------------------------------------------------
// Pixel Shader: RenderLightPS
// Desc: Process pixel for the light object
//-----------------------------------------------------------------------------
float4 RenderLightPS( VS_OUTPUT IN ) : COLOR
{
    return tex2D( g_samScene, IN.Tex );
}


//-----------------------------------------------------------------------------
// Technique: RenderLight
// Desc: Renders the light object
//-----------------------------------------------------------------------------
technique RenderLight
{
    pass p0
    {
        VertexShader = compile vs_2_0 RenderLightVS();
        PixelShader  = compile ps_2_0 RenderLightPS();
    }
}

//-----------------------------------------------------------------------------
// Technique: RenderMapScreen
// Desc: Renders the map
//-----------------------------------------------------------------------------
technique RenderMapScreen
{
    pass p0
    {
        VertexShader = compile vs_2_0 RenderMapScreenVS();
        PixelShader  = compile ps_2_0 RenderMapScreenPS();
    }
}
technique RenderMapScreen2
{
    pass p0
    {
        VertexShader = compile vs_2_0 RenderMapScreen2VS();
        PixelShader  = compile ps_2_0 RenderMapScreen2PS();
    }
}