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author | Iago Toral Quiroga <itoral@igalia.com> | 2016-12-02 14:16:07 +0100 |
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committer | Iago Toral Quiroga <itoral@igalia.com> | 2016-12-03 20:50:57 +0100 |
commit | 66e7effc8542aa725eb9c08d826ece009526cd50 (patch) | |
tree | 92ee0a29f9c9788811c21238cc2104ada5ad4242 | |
parent | a7b510f656dfbda0afb1de78926037a337449140 (diff) |
spirv: Builtin Layer is an input for fragment shaders
This change makes it so we emit a load_input intrinsic when Layer
is read in a fragment shader.
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
-rw-r--r-- | src/compiler/spirv/vtn_variables.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/compiler/spirv/vtn_variables.c b/src/compiler/spirv/vtn_variables.c index 917aa9d84a2..a38d3593f43 100644 --- a/src/compiler/spirv/vtn_variables.c +++ b/src/compiler/spirv/vtn_variables.c @@ -819,7 +819,12 @@ vtn_get_builtin_location(struct vtn_builder *b, break; case SpvBuiltInLayer: *location = VARYING_SLOT_LAYER; - *mode = nir_var_shader_out; + if (b->shader->stage == MESA_SHADER_FRAGMENT) + *mode = nir_var_shader_in; + else if (b->shader->stage == MESA_SHADER_GEOMETRY) + *mode = nir_var_shader_out; + else + unreachable("invalid stage for SpvBuiltInLayer"); break; case SpvBuiltInViewportIndex: *location = VARYING_SLOT_VIEWPORT; |