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mesa: save which transform feedback buffer is associated with which stream

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Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Marek Olšák 2015-07-30 16:11:50 +02:00
parent c63e8b1193
commit 7d3939f0de
2 changed files with 6 additions and 0 deletions
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1
src/glsl/link_varyings.cpp
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@ -572,6 +572,7 @@ tfeedback_decl::store(struct gl_context *ctx, struct gl_shader_program *prog,
info->Outputs[info->NumOutputs].DstOffset = info->BufferStride[buffer];
++info->NumOutputs;
info->BufferStride[buffer] += output_size;
info->BufferStream[buffer] = this->stream_id;
num_components -= output_size;
location++;
location_frac = 0;

5
src/mesa/main/mtypes.h
View file

@ -1868,6 +1868,11 @@ struct gl_transform_feedback_info
* multiple transform feedback outputs in the same buffer.
*/
unsigned BufferStride[MAX_FEEDBACK_BUFFERS];
/**
* Which transform feedback stream this buffer binding is associated with.
*/
unsigned BufferStream[MAX_FEEDBACK_BUFFERS];
};