From 72deb773fdcc59b1df9752de4e846422b7bb5280 Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Thu, 16 Apr 2020 01:34:45 -0300 Subject: shader_ir: Turn classes into data structures --- src/video_core/shader/decode/texture.cpp | 99 ++++++++++++++++---------------- 1 file changed, 50 insertions(+), 49 deletions(-) (limited to 'src/video_core/shader/decode/texture.cpp') diff --git a/src/video_core/shader/decode/texture.cpp b/src/video_core/shader/decode/texture.cpp index e68f1d305..193368c29 100644 --- a/src/video_core/shader/decode/texture.cpp +++ b/src/video_core/shader/decode/texture.cpp @@ -140,14 +140,13 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { const Node component = Immediate(static_cast(instr.tld4s.component)); const SamplerInfo info{TextureType::Texture2D, false, is_depth_compare, false}; - const Sampler& sampler = *GetSampler(instr.sampler, info); + const std::optional sampler = GetSampler(instr.sampler, info); Node4 values; for (u32 element = 0; element < values.size(); ++element) { - auto coords_copy = coords; - MetaTexture meta{sampler, {}, depth_compare, aoffi, {}, {}, - {}, {}, component, element, {}}; - values[element] = Operation(OperationCode::TextureGather, meta, std::move(coords_copy)); + MetaTexture meta{*sampler, {}, depth_compare, aoffi, {}, {}, + {}, {}, component, element, {}}; + values[element] = Operation(OperationCode::TextureGather, meta, coords); } if (instr.tld4s.fp16_flag) { @@ -170,13 +169,15 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { const auto texture_type = instr.txd.texture_type.Value(); const auto coord_count = GetCoordCount(texture_type); Node index_var{}; - const Sampler* sampler = + const std::optional sampler = is_bindless ? GetBindlessSampler(base_reg, index_var, {{texture_type, is_array, false, false}}) : GetSampler(instr.sampler, {{texture_type, is_array, false, false}}); Node4 values; - if (sampler == nullptr) { - std::generate(values.begin(), values.end(), [] { return Immediate(0); }); + if (!sampler) { + for (u32 element = 0; element < values.size(); ++element) { + values[element] = Immediate(0); + } WriteTexInstructionFloat(bb, instr, values); break; } @@ -218,10 +219,10 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { // Sadly, not all texture instructions specify the type of texture their sampler // uses. This must be fixed at a later instance. Node index_var{}; - const Sampler* sampler = + const std::optional sampler = is_bindless ? GetBindlessSampler(instr.gpr8, index_var) : GetSampler(instr.sampler); - if (sampler == nullptr) { + if (!sampler) { u32 indexer = 0; for (u32 element = 0; element < 4; ++element) { if (!instr.txq.IsComponentEnabled(element)) { @@ -269,10 +270,10 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { auto texture_type = instr.tmml.texture_type.Value(); Node index_var{}; - const Sampler* sampler = + const std::optional sampler = is_bindless ? GetBindlessSampler(instr.gpr20, index_var) : GetSampler(instr.sampler); - if (sampler == nullptr) { + if (!sampler) { u32 indexer = 0; for (u32 element = 0; element < 2; ++element) { if (!instr.tmml.IsComponentEnabled(element)) { @@ -368,35 +369,34 @@ ShaderIR::SamplerInfo ShaderIR::GetSamplerInfo(std::optional sample sampler->is_buffer != 0}; } -const Sampler* ShaderIR::GetSampler(const Tegra::Shader::Sampler& sampler, - std::optional sampler_info) { +std::optional ShaderIR::GetSampler(const Tegra::Shader::Sampler& sampler, + std::optional sampler_info) { const auto offset = static_cast(sampler.index.Value()); const auto info = GetSamplerInfo(sampler_info, offset); // If this sampler has already been used, return the existing mapping. - const auto it = - std::find_if(used_samplers.begin(), used_samplers.end(), - [offset](const Sampler& entry) { return entry.GetOffset() == offset; }); + const auto it = std::find_if(used_samplers.begin(), used_samplers.end(), + [offset](const Sampler& entry) { return entry.offset == offset; }); if (it != used_samplers.end()) { - ASSERT(!it->IsBindless() && it->GetType() == info.type && it->IsArray() == info.is_array && - it->IsShadow() == info.is_shadow && it->IsBuffer() == info.is_buffer); - return &*it; + ASSERT(!it->is_bindless && it->type == info.type && it->is_array == info.is_array && + it->is_shadow == info.is_shadow && it->is_buffer == info.is_buffer); + return *it; } // Otherwise create a new mapping for this sampler const auto next_index = static_cast(used_samplers.size()); - return &used_samplers.emplace_back(next_index, offset, info.type, info.is_array, info.is_shadow, - info.is_buffer, false); + return used_samplers.emplace_back(next_index, offset, info.type, info.is_array, info.is_shadow, + info.is_buffer, false); } -const Sampler* ShaderIR::GetBindlessSampler(Tegra::Shader::Register reg, Node& index_var, - std::optional sampler_info) { +std::optional ShaderIR::GetBindlessSampler(Tegra::Shader::Register reg, Node& index_var, + std::optional sampler_info) { const Node sampler_register = GetRegister(reg); const auto [base_node, tracked_sampler_info] = TrackBindlessSampler(sampler_register, global_code, static_cast(global_code.size())); ASSERT(base_node != nullptr); if (base_node == nullptr) { - return nullptr; + return std::nullopt; } if (const auto bindless_sampler_info = @@ -406,23 +406,22 @@ const Sampler* ShaderIR::GetBindlessSampler(Tegra::Shader::Register reg, Node& i const auto info = GetSamplerInfo(sampler_info, offset, buffer); // If this sampler has already been used, return the existing mapping. - const auto it = - std::find_if(used_samplers.begin(), used_samplers.end(), - [buffer = buffer, offset = offset](const Sampler& entry) { - return entry.GetBuffer() == buffer && entry.GetOffset() == offset; - }); + const auto it = std::find_if(used_samplers.begin(), used_samplers.end(), + [buffer = buffer, offset = offset](const Sampler& entry) { + return entry.buffer == buffer && entry.offset == offset; + }); if (it != used_samplers.end()) { - ASSERT(it->IsBindless() && it->GetType() == info.type && - it->IsArray() == info.is_array && it->IsShadow() == info.is_shadow); - return &*it; + ASSERT(it->is_bindless && it->type == info.type && it->is_array == info.is_array && + it->is_shadow == info.is_shadow); + return *it; } // Otherwise create a new mapping for this sampler const auto next_index = static_cast(used_samplers.size()); - return &used_samplers.emplace_back(next_index, offset, buffer, info.type, info.is_array, - info.is_shadow, info.is_buffer, false); - } else if (const auto array_sampler_info = - std::get_if(&*tracked_sampler_info)) { + return used_samplers.emplace_back(next_index, offset, buffer, info.type, info.is_array, + info.is_shadow, info.is_buffer, false); + } + if (const auto array_sampler_info = std::get_if(&*tracked_sampler_info)) { const u32 base_offset = array_sampler_info->GetBaseOffset() / 4; index_var = GetCustomVariable(array_sampler_info->GetIndexVar()); const auto info = GetSamplerInfo(sampler_info, base_offset); @@ -430,21 +429,21 @@ const Sampler* ShaderIR::GetBindlessSampler(Tegra::Shader::Register reg, Node& i // If this sampler has already been used, return the existing mapping. const auto it = std::find_if( used_samplers.begin(), used_samplers.end(), - [base_offset](const Sampler& entry) { return entry.GetOffset() == base_offset; }); + [base_offset](const Sampler& entry) { return entry.offset == base_offset; }); if (it != used_samplers.end()) { - ASSERT(!it->IsBindless() && it->GetType() == info.type && - it->IsArray() == info.is_array && it->IsShadow() == info.is_shadow && - it->IsBuffer() == info.is_buffer && it->IsIndexed()); - return &*it; + ASSERT(!it->is_bindless && it->type == info.type && it->is_array == info.is_array && + it->is_shadow == info.is_shadow && it->is_buffer == info.is_buffer && + it->is_indexed); + return *it; } uses_indexed_samplers = true; // Otherwise create a new mapping for this sampler const auto next_index = static_cast(used_samplers.size()); - return &used_samplers.emplace_back(next_index, base_offset, info.type, info.is_array, - info.is_shadow, info.is_buffer, true); + return used_samplers.emplace_back(next_index, base_offset, info.type, info.is_array, + info.is_shadow, info.is_buffer, true); } - return nullptr; + return std::nullopt; } void ShaderIR::WriteTexInstructionFloat(NodeBlock& bb, Instruction instr, const Node4& components) { @@ -531,7 +530,8 @@ Node4 ShaderIR::GetTextureCode(Instruction instr, TextureType texture_type, const SamplerInfo info{texture_type, is_array, is_shadow, false}; Node index_var; - const Sampler* sampler = is_bindless ? GetBindlessSampler(*bindless_reg, index_var, info) + std::optional sampler = is_bindless + ? GetBindlessSampler(*bindless_reg, index_var, info) : GetSampler(instr.sampler, info); if (!sampler) { return {Immediate(0), Immediate(0), Immediate(0), Immediate(0)}; @@ -685,10 +685,11 @@ Node4 ShaderIR::GetTld4Code(Instruction instr, TextureType texture_type, bool de const SamplerInfo info{texture_type, is_array, depth_compare, false}; Node index_var{}; - const Sampler* sampler = is_bindless ? GetBindlessSampler(parameter_register++, index_var, info) - : GetSampler(instr.sampler, info); + const std::optional sampler = + is_bindless ? GetBindlessSampler(parameter_register++, index_var, info) + : GetSampler(instr.sampler, info); Node4 values; - if (sampler == nullptr) { + if (!sampler) { for (u32 element = 0; element < values.size(); ++element) { values[element] = Immediate(0); } -- cgit v1.2.3