source: GTP/trunk/App/Demos/Illum/Standalone/Hierarchical Systems Demo [OpenGL]/src/SimplePrograms2.cg @ 852

struct VertexOut
{
        float4 VertexPosition           :POSITION;
        float2 TexCoord                         :TEXCOORD;
};


/*
  Vertex program for cloud rendering 
*/
VertexOut VertexProgram( float4 Position :POSITION,
                                                float4 Texcoord: TEXCOORD,
                                                uniform float4x4 ModelViewProj  :state.matrix.mvp
                                                )                                                                       
{
        VertexOut Out;  
        
        Out.VertexPosition=mul(ModelViewProj, Position);
        Out.TexCoord=Texcoord.xy;
        
        return Out;     
}

/*
  Fragment program for cloud rendering 
*/
float4 FragmentProgram( VertexOut       In,
                                                uniform sampler2D Texture):COLOR
{
        float4 Color=float4(1,1,1,1);
        Color.a=tex2D(Texture,In.TexCoord)*0.25;
        return Color;
}