public static string Get3DTextureSamplingMacro(Texture3DMipSamplingMode mode, bool usePlatformMacros)
{
if (usePlatformMacros)
{
switch (mode)
{
case Texture3DMipSamplingMode.Standard:
return("PLATFORM_SAMPLE_TEXTURE3D");
case Texture3DMipSamplingMode.LOD:
return("PLATFORM_SAMPLE_TEXTURE2D_LOD");
}
}
else
{
switch (mode)
{
case Texture3DMipSamplingMode.Standard:
return("SAMPLE_TEXTURE3D");
case Texture3DMipSamplingMode.LOD:
return("SAMPLE_TEXTURE3D_LOD");
}
}
return("");
}
public static string GetSamplerMipArgs(
AbstractMaterialNode node, Texture3DMipSamplingMode mode, Mip3DSamplingInputs inputs, GenerationMode generationMode)
{
switch (mode)
{
case Texture3DMipSamplingMode.LOD:
return(string.Format(", {0}", node.GetSlotValue(inputs.lodInput, generationMode)));
}
return("");
}
public static Mip3DSamplingInputs CreateMip3DSamplingInputs(
AbstractMaterialNode node, Texture3DMipSamplingMode mode, Mip3DSamplingInputs previousInputs,
int lodInputId)
{
if (previousInputs.lod != null)
{
node.RemoveSlot(previousInputs.lod.id);
}
Mip3DSamplingInputs inputs = Mip3DSamplingInputs.NewDefault();
inputs.lodInput = lodInputId;
switch (mode)
{
case Texture3DMipSamplingMode.LOD:
inputs.lod = node.AddSlot(new Vector1MaterialSlot(lodInputId, kLodName, kLodName, SlotType.Input, 0.0f));
break;
}
return(inputs);
}
