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-rw-r--r--src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp14
-rw-r--r--src/shader_recompiler/backend/spirv/emit_spirv_instructions.h1
-rw-r--r--src/shader_recompiler/backend/spirv/spirv_emit_context.cpp9
-rw-r--r--src/shader_recompiler/backend/spirv/spirv_emit_context.h1
4 files changed, 25 insertions, 0 deletions
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 a4751b42d..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:
@@ -512,6 +514,18 @@ Id EmitInvocationId(EmitContext& ctx) {
return ctx.OpLoad(ctx.U32[1], ctx.invocation_id);
}
+Id EmitInvocationInfo(EmitContext& ctx) {
+ switch (ctx.stage) {
+ case Stage::TessellationControl:
+ case Stage::TessellationEval:
+ return ctx.OpShiftLeftLogical(ctx.U32[1], ctx.OpLoad(ctx.U32[1], ctx.patch_vertices_in),
+ ctx.Const(16u));
+ default:
+ LOG_WARNING(Shader, "(STUBBED) called");
+ return ctx.Const(0x00ff0000u);
+ }
+}
+
Id EmitSampleId(EmitContext& ctx) {
return ctx.OpLoad(ctx.U32[1], ctx.sample_id);
}
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_instructions.h b/src/shader_recompiler/backend/spirv/emit_spirv_instructions.h
index 7070c8fda..e31cdc5e8 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_instructions.h
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_instructions.h
@@ -72,6 +72,7 @@ void EmitSetOFlag(EmitContext& ctx);
Id EmitWorkgroupId(EmitContext& ctx);
Id EmitLocalInvocationId(EmitContext& ctx);
Id EmitInvocationId(EmitContext& ctx);
+Id EmitInvocationInfo(EmitContext& ctx);
Id EmitSampleId(EmitContext& ctx);
Id EmitIsHelperInvocation(EmitContext& ctx);
Id EmitYDirection(EmitContext& ctx);
diff --git a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
index c26ad8f93..8e3e40cd5 100644
--- a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
+++ b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
@@ -1325,6 +1325,10 @@ void EmitContext::DefineInputs(const IR::Program& program) {
if (info.uses_invocation_id) {
invocation_id = DefineInput(*this, U32[1], false, spv::BuiltIn::InvocationId);
}
+ if (info.uses_invocation_info &&
+ (stage == Shader::Stage::TessellationControl || stage == Shader::Stage::TessellationEval)) {
+ patch_vertices_in = DefineInput(*this, U32[1], false, spv::BuiltIn::PatchVertices);
+ }
if (info.uses_sample_id) {
sample_id = DefineInput(*this, U32[1], false, spv::BuiltIn::SampleId);
}
@@ -1355,6 +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};
diff --git a/src/shader_recompiler/backend/spirv/spirv_emit_context.h b/src/shader_recompiler/backend/spirv/spirv_emit_context.h
index c86e50911..dde45b4bc 100644
--- a/src/shader_recompiler/backend/spirv/spirv_emit_context.h
+++ b/src/shader_recompiler/backend/spirv/spirv_emit_context.h
@@ -204,6 +204,7 @@ public:
Id workgroup_id{};
Id local_invocation_id{};
Id invocation_id{};
+ Id patch_vertices_in{};
Id sample_id{};
Id is_helper_invocation{};
Id subgroup_local_invocation_id{};