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-rw-r--r--src/shader_recompiler/backend/glasm/emit_glasm.cpp1
-rw-r--r--src/shader_recompiler/backend/glasm/emit_glasm_context_get_set.cpp3
-rw-r--r--src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp3
-rw-r--r--src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp2
-rw-r--r--src/shader_recompiler/backend/spirv/spirv_emit_context.cpp5
5 files changed, 14 insertions, 0 deletions
diff --git a/src/shader_recompiler/backend/glasm/emit_glasm.cpp b/src/shader_recompiler/backend/glasm/emit_glasm.cpp
index 3b0176bf6..0cb1e193e 100644
--- a/src/shader_recompiler/backend/glasm/emit_glasm.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_glasm.cpp
@@ -320,6 +320,7 @@ void SetupOptions(const IR::Program& program, const Profile& profile,
}
if (stage == Stage::Fragment) {
header += "OPTION ARB_draw_buffers;";
+ header += "OPTION ARB_fragment_layer_viewport;";
}
}
diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_context_get_set.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_context_get_set.cpp
index d6562c842..f0bd84ab2 100644
--- a/src/shader_recompiler/backend/glasm/emit_glasm_context_get_set.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_glasm_context_get_set.cpp
@@ -104,6 +104,9 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr, Scal
case IR::Attribute::PrimitiveId:
ctx.Add("MOV.F {}.x,primitive.id;", inst);
break;
+ case IR::Attribute::Layer:
+ ctx.Add("MOV.F {}.x,fragment.layer;", inst);
+ break;
case IR::Attribute::PositionX:
case IR::Attribute::PositionY:
case IR::Attribute::PositionZ:
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
index c1671c37b..39579cf5d 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
@@ -205,6 +205,9 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
case IR::Attribute::PrimitiveId:
ctx.AddF32("{}=itof(gl_PrimitiveID);", inst);
break;
+ case IR::Attribute::Layer:
+ ctx.AddF32("{}=itof(gl_Layer);", inst);
+ break;
case IR::Attribute::PositionX:
case IR::Attribute::PositionY:
case IR::Attribute::PositionZ:
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
index 5b3b5d1f3..01f6ec9b5 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
@@ -315,6 +315,8 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex) {
switch (attr) {
case IR::Attribute::PrimitiveId:
return ctx.OpBitcast(ctx.F32[1], ctx.OpLoad(ctx.U32[1], ctx.primitive_id));
+ case IR::Attribute::Layer:
+ return ctx.OpBitcast(ctx.F32[1], ctx.OpLoad(ctx.U32[1], ctx.layer));
case IR::Attribute::PositionX:
case IR::Attribute::PositionY:
case IR::Attribute::PositionZ:
diff --git a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
index 0bfc2dd89..8e3e40cd5 100644
--- a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
+++ b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
@@ -1359,6 +1359,11 @@ void EmitContext::DefineInputs(const IR::Program& program) {
if (loads[IR::Attribute::PrimitiveId]) {
primitive_id = DefineInput(*this, U32[1], false, spv::BuiltIn::PrimitiveId);
}
+ if (loads[IR::Attribute::Layer]) {
+ AddCapability(spv::Capability::Geometry);
+ layer = DefineInput(*this, U32[1], false, spv::BuiltIn::Layer);
+ Decorate(layer, spv::Decoration::Flat);
+ }
if (loads.AnyComponent(IR::Attribute::PositionX)) {
const bool is_fragment{stage != Stage::Fragment};
const spv::BuiltIn built_in{is_fragment ? spv::BuiltIn::Position : spv::BuiltIn::FragCoord};