private Format ConvertVertexFormatToVulkan(VertexBuilderFormat myFormat)
{
switch (myFormat)
{
case VertexBuilderFormat.FLOAT1:
return(Format.R32Sfloat);
case VertexBuilderFormat.FLOAT2:
return(Format.R32G32Sfloat);
case VertexBuilderFormat.FLOAT3:
return(Format.R32G32B32Sfloat);
case VertexBuilderFormat.FLOAT4:
return(Format.R32G32B32A32Sfloat);
}
throw new Exception("Invalid VertexBuilder Format passed to GetOffsetSizeFromVulkanFormat!");
}
public void AddVertexAttribute(VertexBuilderFormat myFormat)
{
uint offset = 0;
VertexInputAttributeDescription myLastItem;
if (myVertexAttributes.Count != 0)
{
myLastItem = myVertexAttributes.Last();
offset = myLastItem.Offset + GetOffsetSizeFromVulkanFormat(myLastItem.Format);
}
Format VulkanFormat = ConvertVertexFormatToVulkan(myFormat);
myVertexAttributes.Add(new VertexInputAttributeDescription {
Format = VulkanFormat, Binding = myBinding, Location = LastLocation, Offset = offset
});
LastLocation++;
myLastItem = myVertexAttributes.Last();
myBindingVertex.Stride = myLastItem.Offset + GetOffsetSizeFromVulkanFormat(myLastItem.Format);
}