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authorTim Rowley <timothy.o.rowley@intel.com>2017-06-28 09:54:32 -0500
committerTim Rowley <timothy.o.rowley@intel.com>2017-06-29 13:23:33 -0500
commit867e1117692c4c735688b678dbdff7a5e4696d95 (patch)
treef6be4798fcc482f01f431ee023be48120d7216c9
parent9f6110ad327275fecc68248c1d6bd85f6b3d111c (diff)
swr: set dynamic vertex size
Reduces the memory footprint of the frontend processing by packing vertices. Reviewed-by: Bruce Cherniak <bruce.cherniak@intel.com>
-rw-r--r--src/gallium/drivers/swr/swr_draw.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/gallium/drivers/swr/swr_draw.cpp b/src/gallium/drivers/swr/swr_draw.cpp
index f85076b74cc..f26b8e873c1 100644
--- a/src/gallium/drivers/swr/swr_draw.cpp
+++ b/src/gallium/drivers/swr/swr_draw.cpp
@@ -129,8 +129,10 @@ swr_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
* XXX setup provokingVertex & topologyProvokingVertex */
SWR_FRONTEND_STATE feState = {0};
- /* XXX this value should be minimized based on the shader set */
- feState.vsVertexSize = SWR_VTX_NUM_SLOTS;
+ feState.vsVertexSize =
+ VERTEX_ATTRIB_START_SLOT +
+ + ctx->vs->info.base.num_outputs
+ - (ctx->vs->info.base.writes_position ? 1 : 0);
if (ctx->rasterizer->flatshade_first) {
feState.provokingVertex = {1, 0, 0};