source: GTP/trunk/App/Demos/Illum/IBRBillboardCloudTrees/OGRE/IBRTreesOGRE/media/oldgeneral/depth_tree_leaves_vp.cg @ 1493

void main(float4 Pos: POSITION, 
               float3 Norm: NORMAL, 
               float3 texCoord: TEXCOORD0, 
               float3 texCoordNormalized: TEXCOORD1,
               uniform float4 lightPosition,
               uniform float4 ambientColour,
               uniform float4x4 proj_matrix,
               uniform float4x4 worldmatrix,
               out float4 opos: POSITION,
               out float3 otexCoord: TEXCOORD0,
               out float3 otexCoordNormalized: TEXCOORD1,
               out float4 olightvec: TEXCOORD2)
{
   // Project it. For this sample using the normal projection
   // matrix suffices, however, real applications will typically
   // use a separate projection matrix for each light depending
   // on its properties such as FOV and range.  
   float4 world_pos = mul(worldmatrix,Pos);
   float4x4 matrixTest;
   matrixTest[0] = float4(0.0,0.0,0.0,0.0);
   matrixTest[1] = float4(0.0,0.0,0.0,0.0);
   matrixTest[2] = float4(0.0,0.0,0.0,0.0);
   matrixTest[3] = float4(0.0,0.0,0.0,0.0);
   opos = float4(0.0,0.0,0.0,0.0);  //mul(matrixTest,world_pos);
   //opos = mul(proj_matrix,world_pos);
   olightvec = lightPosition - world_pos;
   otexCoord = texCoord;
   otexCoordNormalized = texCoordNormalized; 
}