diff options
| -rw-r--r-- | src/video_core/shader/decode/texture.cpp | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/src/video_core/shader/decode/texture.cpp b/src/video_core/shader/decode/texture.cpp index 38992e19c..ac5dfb8ab 100644 --- a/src/video_core/shader/decode/texture.cpp +++ b/src/video_core/shader/decode/texture.cpp @@ -107,41 +107,46 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { break; } case OpCode::Id::TLD4S: { - const bool uses_aoffi = instr.tld4s.UsesMiscMode(TextureMiscMode::AOFFI); - UNIMPLEMENTED_IF_MSG(uses_aoffi, "AOFFI is not implemented"); - - const bool depth_compare = instr.tld4s.UsesMiscMode(TextureMiscMode::DC); + constexpr std::size_t num_coords = 2; + const bool is_aoffi = instr.tld4s.UsesMiscMode(TextureMiscMode::AOFFI); + const bool is_depth_compare = instr.tld4s.UsesMiscMode(TextureMiscMode::DC); const Node op_a = GetRegister(instr.gpr8); const Node op_b = GetRegister(instr.gpr20); // TODO(Subv): Figure out how the sampler type is encoded in the TLD4S instruction. std::vector<Node> coords; - Node dc_reg; - if (depth_compare) { + std::vector<Node> aoffi; + Node depth_compare; + if (is_depth_compare) { // Note: TLD4S coordinate encoding works just like TEXS's const Node op_y = GetRegister(instr.gpr8.Value() + 1); coords.push_back(op_a); coords.push_back(op_y); - dc_reg = uses_aoffi ? GetRegister(instr.gpr20.Value() + 1) : op_b; + if (is_aoffi) { + aoffi = GetAoffiCoordinates(op_b, num_coords, true); + depth_compare = GetRegister(instr.gpr20.Value() + 1); + } else { + depth_compare = op_b; + } } else { + // There's no depth compare coords.push_back(op_a); - if (uses_aoffi) { - const Node op_y = GetRegister(instr.gpr8.Value() + 1); - coords.push_back(op_y); + if (is_aoffi) { + coords.push_back(GetRegister(instr.gpr8.Value() + 1)); + aoffi = GetAoffiCoordinates(op_b, num_coords, true); } else { coords.push_back(op_b); } - dc_reg = {}; } const Node component = Immediate(static_cast<u32>(instr.tld4s.component)); - const SamplerInfo info{TextureType::Texture2D, false, depth_compare}; + const SamplerInfo info{TextureType::Texture2D, false, is_depth_compare}; const Sampler& sampler = *GetSampler(instr.sampler, info); Node4 values; for (u32 element = 0; element < values.size(); ++element) { auto coords_copy = coords; - MetaTexture meta{sampler, {}, dc_reg, {}, {}, {}, {}, component, element}; + MetaTexture meta{sampler, {}, depth_compare, aoffi, {}, {}, {}, component, element}; values[element] = Operation(OperationCode::TextureGather, meta, std::move(coords_copy)); } |