From f18a6dd1bdaffda4c3e771af3cf7cf41919ebd67 Mon Sep 17 00:00:00 2001 From: FernandoS27 Date: Fri, 16 Apr 2021 23:52:58 +0200 Subject: [PATCH] shader: Implement SR_Y_DIRECTION --- src/shader_recompiler/backend/spirv/emit_spirv.h | 1 + .../backend/spirv/emit_spirv_context_get_set.cpp | 7 +++++++ src/shader_recompiler/frontend/ir/ir_emitter.cpp | 4 ++++ src/shader_recompiler/frontend/ir/ir_emitter.h | 1 + src/shader_recompiler/frontend/ir/opcodes.inc | 1 + .../maxwell/translate/impl/move_special_register.cpp | 2 ++ src/shader_recompiler/profile.h | 2 ++ src/video_core/renderer_vulkan/fixed_pipeline_state.cpp | 2 ++ src/video_core/renderer_vulkan/fixed_pipeline_state.h | 1 + src/video_core/renderer_vulkan/vk_pipeline_cache.cpp | 1 + 10 files changed, 22 insertions(+) diff --git a/src/shader_recompiler/backend/spirv/emit_spirv.h b/src/shader_recompiler/backend/spirv/emit_spirv.h index d43c72f6e0..7949d08d0d 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv.h +++ b/src/shader_recompiler/backend/spirv/emit_spirv.h @@ -72,6 +72,7 @@ Id EmitLocalInvocationId(EmitContext& ctx); Id EmitInvocationId(EmitContext& ctx); Id EmitSampleId(EmitContext& ctx); Id EmitIsHelperInvocation(EmitContext& ctx); +Id EmitYDirection(EmitContext& ctx); Id EmitLoadLocal(EmitContext& ctx, Id word_offset); void EmitWriteLocal(EmitContext& ctx, Id word_offset, Id value); Id EmitUndefU1(EmitContext& ctx); 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 e5e4c352b8..1030404c0f 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 @@ -403,6 +403,13 @@ Id EmitIsHelperInvocation(EmitContext& ctx) { return ctx.OpLoad(ctx.U1, ctx.is_helper_invocation); } +Id EmitYDirection(EmitContext& ctx) { + if (ctx.profile.y_negate) { + return ctx.Constant(ctx.F32[1], -1.0f); + } + return ctx.Constant(ctx.F32[1], 1.0f); +} + Id EmitLoadLocal(EmitContext& ctx, Id word_offset) { const Id pointer{ctx.OpAccessChain(ctx.private_u32, ctx.local_memory, word_offset)}; return ctx.OpLoad(ctx.U32[1], pointer); diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.cpp b/src/shader_recompiler/frontend/ir/ir_emitter.cpp index aebe7200f0..c3e8d06814 100644 --- a/src/shader_recompiler/frontend/ir/ir_emitter.cpp +++ b/src/shader_recompiler/frontend/ir/ir_emitter.cpp @@ -379,6 +379,10 @@ U1 IREmitter::IsHelperInvocation() { return Inst(Opcode::IsHelperInvocation); } +F32 IREmitter::YDirection() { + return Inst(Opcode::YDirection); +} + U32 IREmitter::LaneId() { return Inst(Opcode::LaneId); } diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.h b/src/shader_recompiler/frontend/ir/ir_emitter.h index b9d051b43d..7e67f5e308 100644 --- a/src/shader_recompiler/frontend/ir/ir_emitter.h +++ b/src/shader_recompiler/frontend/ir/ir_emitter.h @@ -102,6 +102,7 @@ public: [[nodiscard]] U32 InvocationId(); [[nodiscard]] U32 SampleId(); [[nodiscard]] U1 IsHelperInvocation(); + [[nodiscard]] F32 YDirection(); [[nodiscard]] U32 LaneId(); diff --git a/src/shader_recompiler/frontend/ir/opcodes.inc b/src/shader_recompiler/frontend/ir/opcodes.inc index 1cfc2a9438..269de8ca5a 100644 --- a/src/shader_recompiler/frontend/ir/opcodes.inc +++ b/src/shader_recompiler/frontend/ir/opcodes.inc @@ -65,6 +65,7 @@ OPCODE(LocalInvocationId, U32x3, OPCODE(InvocationId, U32, ) OPCODE(SampleId, U32, ) OPCODE(IsHelperInvocation, U1, ) +OPCODE(YDirection, F32, ) // Undefined OPCODE(UndefU1, U1, ) diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/move_special_register.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/move_special_register.cpp index 660b84c20b..b0baff74be 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/move_special_register.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/move_special_register.cpp @@ -150,6 +150,8 @@ enum class SpecialRegister : u64 { return ir.SubgroupGtMask(); case SpecialRegister::SR_GEMASK: return ir.SubgroupGeMask(); + case SpecialRegister::SR_Y_DIRECTION: + return ir.BitCast(ir.YDirection()); default: throw NotImplementedException("S2R special register {}", special_register); } diff --git a/src/shader_recompiler/profile.h b/src/shader_recompiler/profile.h index a2c2948d50..08242184f0 100644 --- a/src/shader_recompiler/profile.h +++ b/src/shader_recompiler/profile.h @@ -97,6 +97,8 @@ struct Profile { std::optional alpha_test_func; float alpha_test_reference{}; + bool y_negate{}; + std::vector xfb_varyings; }; diff --git a/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp b/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp index 6a3baf837a..24834e0f72 100644 --- a/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp +++ b/src/video_core/renderer_vulkan/fixed_pipeline_state.cpp @@ -82,6 +82,8 @@ void FixedPipelineState::Refresh(Tegra::Engines::Maxwell3D& maxwell3d, alpha_test_ref = Common::BitCast(regs.alpha_test_ref); point_size = Common::BitCast(regs.point_size); + y_negate.Assign(regs.screen_y_control.y_negate != 0 ? 1 : 0); + if (maxwell3d.dirty.flags[Dirty::InstanceDivisors]) { maxwell3d.dirty.flags[Dirty::InstanceDivisors] = false; for (size_t index = 0; index < Maxwell::NumVertexArrays; ++index) { diff --git a/src/video_core/renderer_vulkan/fixed_pipeline_state.h b/src/video_core/renderer_vulkan/fixed_pipeline_state.h index 5568c4f728..31de6b2c89 100644 --- a/src/video_core/renderer_vulkan/fixed_pipeline_state.h +++ b/src/video_core/renderer_vulkan/fixed_pipeline_state.h @@ -202,6 +202,7 @@ struct FixedPipelineState { BitField<3, 1, u32> early_z; BitField<4, 1, u32> depth_enabled; BitField<5, 5, u32> depth_format; + BitField<10, 1, u32> y_negate; }; std::array color_formats; diff --git a/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp b/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp index 4d0d3ebb72..e9b93336b4 100644 --- a/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp +++ b/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp @@ -1116,6 +1116,7 @@ Shader::Profile PipelineCache::MakeProfile(const GraphicsPipelineCacheKey& key, break; } profile.force_early_z = key.state.early_z != 0; + profile.y_negate = key.state.y_negate != 0; return profile; }