public static IBuffer Create(VertexFormat vertexFormat, BufferUsageHint usageHint)
{
#if false
if (Configuration.useOpenRL)
{
return(new BufferGLRL(vertexFormat, usageHint));
}
else
#endif
{
return(new BufferGL(vertexFormat, usageHint));
}
}
public void BindAttributes(IVertexStream vertexStream, VertexFormat vertexFormat)
{
foreach (var mapping in mappings)
{
if (vertexFormat.HasAttribute(mapping.SrcUsage, mapping.SrcIndex))
{
var attribute = vertexFormat.FindAttribute(mapping.SrcUsage, mapping.SrcIndex);
vertexStream.Add(
mapping,
attribute,
vertexFormat.Stride
);
}
}
}
public void BindAttributes(VertexStreamRL vertexStream, IProgram program, VertexFormat vertexFormat)
{
foreach (var mapping in mappings)
{
var programAttribute = program.Attribute(mapping.Name);
if (programAttribute == null)
{
continue;
}
var vertexFormatAttribute = vertexFormat.FindAttribute(mapping.SrcUsage, mapping.SrcIndex);
if (vertexFormatAttribute == null)
{
continue;
}
vertexStream.Add(
mapping,
vertexFormatAttribute,
vertexFormat.Stride,
programAttribute.Slot
);
}
}
internal BufferRL(VertexFormat vertexFormat, BufferUsageHint usageHint)
{
bufferTarget = Caustic.OpenRL.BufferTarget.ArrayBuffer;
bufferUsageHint = usageHint;
this.vertexFormat = vertexFormat;
}
internal BufferRL(BufferTarget target, BufferUsageHint usageHint)
{
bufferTarget = target;
bufferUsageHint = usageHint;
this.vertexFormat = null;
}
internal BufferGL(VertexFormat vertexFormat, BufferUsageHint usageHint)
{
bufferTarget = BufferTarget.ArrayBuffer;
bufferUsageHint = usageHint;
this.vertexFormat = vertexFormat;
}
internal BufferGLRL(VertexFormat vertexFormat, BufferUsageHint usageHint)
{
bufferGL = new BufferGL(vertexFormat, usageHint);
bufferRL = new BufferRL(vertexFormat, (Caustic.OpenRL.BufferUsageHint)usageHint);
}