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/*
* Copyright 2009, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
%[
Namespace o3d
%]
namespace o3d {
%[
A stream object defines how Buffer data is interpreted by an Effect when
rendering a Primitive..
It contains a pointer to a Field, a semantic and semantic index
that determine how the data is accessed.
%]
[nocpp, include="core/cross/stream.h"]
class Stream : ObjectBase {
%[
\var Semantic,
\li UNKNOWN_SEMANTIC = 0,
\li POSITION,
\li NORMAL,
\li TANGENT,
\li BINORMAL,
\li COLOR,
\li TEXCOORD
Semantics used when binding buffers to the streambank. They determine how
the Stream links up to the shader inputs.
%]
enum Semantic {
UNKNOWN_SEMANTIC = 0,
POSITION,
NORMAL,
TANGENT,
BINORMAL,
COLOR,
TEXCOORD
};
%[
The associated Field.
%]
[userglue_getter, getter] Field? field;
%[
The semantic specified for the Stream.
%]
[getter] Semantic semantic;
%[
The semantic index specified for the Stream
(eg., TEXCOORD1 = 1, BINORMAL7 = 7, etc).
%]
[getter] int semantic_index;
%[
The start index for the Stream.
%]
[getter] unsigned int start_index;
[verbatim=cpp_glue] %{
o3d::Field* userglue_getter_field(o3d::Stream* self) {
return const_cast<o3d::Field*>(&self->field());
}
%}
};
%[
An array of Streams.
%]
typedef Stream[] StreamVector;
%[
A Param which stores a Stream.
%]
[nocpp, include="core/cross/stream.h"] class ParamVertexBufferStream : Param {
%[
The Stream stored by the Param.
%]
[userglue_getter, getter] Stream? stream;
[verbatim=cpp_glue] %{
o3d::Stream* userglue_getter_stream(
o3d::ParamVertexBufferStream* self) {
return const_cast<o3d::Stream*>(&self->stream());
}
%}
};
} // namespace o3d
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