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authorMarek Olšák <marek.olsak@amd.com>2016-08-20 01:42:09 +0200
committerMarek Olšák <marek.olsak@amd.com>2016-09-05 18:01:15 +0200
commit03708deed2aa002f78dff0bd9eb6385fe464a44e (patch)
tree68c5a5e40e8944703f714dcece9d916563ce7437 /src/gallium/drivers/radeonsi/si_shader.c
parenta4fa21505883ec9eef905079a5160d07ffc67ae7 (diff)
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radeonsi: fix gl_PatchVerticesIn for tessellation evaluation shader
This fixes: GL45-CTS.tessellation_shader.tessellation_control_to_tessellation_evaluation .gl_PatchVerticesIn Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Diffstat (limited to 'src/gallium/drivers/radeonsi/si_shader.c')
-rw-r--r--src/gallium/drivers/radeonsi/si_shader.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index d19111c..42fed7d 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -1730,7 +1730,12 @@ static void declare_system_value(
}
case TGSI_SEMANTIC_VERTICESIN:
- value = unpack_param(ctx, SI_PARAM_TCS_OUT_LAYOUT, 26, 6);
+ if (ctx->type == PIPE_SHADER_TESS_CTRL)
+ value = unpack_param(ctx, SI_PARAM_TCS_OUT_LAYOUT, 26, 6);
+ else if (ctx->type == PIPE_SHADER_TESS_EVAL)
+ value = unpack_param(ctx, SI_PARAM_TCS_OFFCHIP_LAYOUT, 9, 7);
+ else
+ assert(!"invalid shader stage for TGSI_SEMANTIC_VERTICESIN");
break;
case TGSI_SEMANTIC_TESSINNER: