From 7d3939f0de7dcb5e68eca638d5832c683a124775 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Thu, 30 Jul 2015 16:11:50 +0200 Subject: [PATCH] mesa: save which transform feedback buffer is associated with which stream Reviewed-by: Dave Airlie --- src/glsl/link_varyings.cpp | 1 + src/mesa/main/mtypes.h | 5 +++++ 2 files changed, 6 insertions(+) diff --git a/src/glsl/link_varyings.cpp b/src/glsl/link_varyings.cpp index 1c52ff3..f7a7b8c 100644 --- a/src/glsl/link_varyings.cpp +++ b/src/glsl/link_varyings.cpp @@ -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; diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index a252bf4..4e00fb6 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -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]; }; -- 2.7.4