gl_rasterizer: Use transformed viewport for depth ranges

Implement depth ranges using the transformed viewport instead of the
generic one. This matches the current Vulkan implementation but doesn't
support negative depth ranges. An update to glad is required for this.

src/input_common/udp/client.cpp

@@ -35,7 +35,7 @@ public:
           pad_index(pad_index) {
         boost::system::error_code ec{};
         auto ipv4 = boost::asio::ip::make_address_v4(host, ec);
-        if (ec.failed()) {
+        if (ec.value() != boost::system::errc::success) {
             LOG_ERROR(Input, "Invalid IPv4 address \"{}\" provided to socket", host);
             ipv4 = boost::asio::ip::address_v4{};
         }

src/video_core/renderer_opengl/gl_rasterizer.cpp

@@ -933,13 +933,15 @@ void RasterizerOpenGL::SyncViewport() {
             }
             flags[Dirty::Viewport0 + i] = false;
 
-            const Common::Rectangle<f32> rect{regs.viewport_transform[i].GetRect()};
+            const auto& src = regs.viewport_transform[i];
+            const Common::Rectangle<f32> rect{src.GetRect()};
             glViewportIndexedf(static_cast<GLuint>(i), rect.left, rect.bottom, rect.GetWidth(),
                                rect.GetHeight());
 
-            const auto& src = regs.viewports[i];
-            glDepthRangeIndexed(static_cast<GLuint>(i), static_cast<GLdouble>(src.depth_range_near),
-                                static_cast<GLdouble>(src.depth_range_far));
+            const GLdouble reduce_z = regs.depth_mode == Maxwell::DepthMode::MinusOneToOne;
+            const GLdouble near_depth = src.translate_z - src.scale_z * reduce_z;
+            const GLdouble far_depth = src.translate_z + src.scale_z;
+            glDepthRangeIndexed(static_cast<GLuint>(i), near_depth, far_depth);
         }
     }
 }

src/video_core/shader/decode/xmad.cpp

@@ -12,6 +12,7 @@ namespace VideoCommon::Shader {
 
 using Tegra::Shader::Instruction;
 using Tegra::Shader::OpCode;
+using Tegra::Shader::PredCondition;
 
 u32 ShaderIR::DecodeXmad(NodeBlock& bb, u32 pc) {
     const Instruction instr = {program_code[pc]};
@@ -63,15 +64,18 @@ u32 ShaderIR::DecodeXmad(NodeBlock& bb, u32 pc) {
         }
     }();
 
-    op_a = BitfieldExtract(op_a, instr.xmad.high_a ? 16 : 0, 16);
+    op_a = SignedOperation(OperationCode::IBitfieldExtract, is_signed_a, std::move(op_a),
+                           instr.xmad.high_a ? Immediate(16) : Immediate(0), Immediate(16));
 
     const Node original_b = op_b;
-    op_b = BitfieldExtract(op_b, is_high_b ? 16 : 0, 16);
+    op_b = SignedOperation(OperationCode::IBitfieldExtract, is_signed_b, std::move(op_b),
+                           is_high_b ? Immediate(16) : Immediate(0), Immediate(16));
 
-    // TODO(Rodrigo): Use an appropiate sign for this operation
-    Node product = Operation(OperationCode::IMul, NO_PRECISE, op_a, op_b);
+    // we already check sign_a and sign_b is difference or not before so just use one in here.
+    Node product = SignedOperation(OperationCode::IMul, is_signed_a, op_a, op_b);
     if (is_psl) {
-        product = Operation(OperationCode::ILogicalShiftLeft, NO_PRECISE, product, Immediate(16));
+        product =
+            SignedOperation(OperationCode::ILogicalShiftLeft, is_signed_a, product, Immediate(16));
     }
     SetTemporary(bb, 0, product);
     product = GetTemporary(0);
@@ -88,12 +92,40 @@ u32 ShaderIR::DecodeXmad(NodeBlock& bb, u32 pc) {
             return BitfieldExtract(original_c, 16, 16);
         case Tegra::Shader::XmadMode::CBcc: {
             const Node shifted_b = SignedOperation(OperationCode::ILogicalShiftLeft, is_signed_b,
-                                                   NO_PRECISE, original_b, Immediate(16));
-            return SignedOperation(OperationCode::IAdd, is_signed_c, NO_PRECISE, original_c,
-                                   shifted_b);
+                                                   original_b, Immediate(16));
+            return SignedOperation(OperationCode::IAdd, is_signed_c, original_c, shifted_b);
+        }
+        case Tegra::Shader::XmadMode::CSfu: {
+            const Node comp_a = GetPredicateComparisonInteger(PredCondition::Equal, is_signed_a,
+                                                              op_a, Immediate(0));
+            const Node comp_b = GetPredicateComparisonInteger(PredCondition::Equal, is_signed_b,
+                                                              op_b, Immediate(0));
+            const Node comp = Operation(OperationCode::LogicalOr, comp_a, comp_b);
+
+            const Node comp_minus_a = GetPredicateComparisonInteger(
+                PredCondition::NotEqual, is_signed_a,
+                SignedOperation(OperationCode::IBitwiseAnd, is_signed_a, op_a,
+                                Immediate(0x80000000)),
+                Immediate(0));
+            const Node comp_minus_b = GetPredicateComparisonInteger(
+                PredCondition::NotEqual, is_signed_b,
+                SignedOperation(OperationCode::IBitwiseAnd, is_signed_b, op_b,
+                                Immediate(0x80000000)),
+                Immediate(0));
+
+            Node new_c = Operation(
+                OperationCode::Select, comp_minus_a,
+                SignedOperation(OperationCode::IAdd, is_signed_c, original_c, Immediate(-65536)),
+                original_c);
+            new_c = Operation(
+                OperationCode::Select, comp_minus_b,
+                SignedOperation(OperationCode::IAdd, is_signed_c, new_c, Immediate(-65536)),
+                std::move(new_c));
+
+            return Operation(OperationCode::Select, comp, original_c, std::move(new_c));
         }
         default:
-            UNIMPLEMENTED_MSG("Unhandled XMAD mode: {}", static_cast<u32>(instr.xmad.mode.Value()));
+            UNREACHABLE();
             return Immediate(0);
         }
     }();
@@ -102,18 +134,19 @@ u32 ShaderIR::DecodeXmad(NodeBlock& bb, u32 pc) {
     op_c = GetTemporary(1);
 
     // TODO(Rodrigo): Use an appropiate sign for this operation
-    Node sum = Operation(OperationCode::IAdd, product, op_c);
+    Node sum = SignedOperation(OperationCode::IAdd, is_signed_a, product, std::move(op_c));
     SetTemporary(bb, 2, sum);
     sum = GetTemporary(2);
     if (is_merge) {
-        const Node a = BitfieldExtract(sum, 0, 16);
-        const Node b =
-            Operation(OperationCode::ILogicalShiftLeft, NO_PRECISE, original_b, Immediate(16));
-        sum = Operation(OperationCode::IBitwiseOr, NO_PRECISE, a, b);
+        const Node a = SignedOperation(OperationCode::IBitfieldExtract, is_signed_a, std::move(sum),
+                                       Immediate(0), Immediate(16));
+        const Node b = SignedOperation(OperationCode::ILogicalShiftLeft, is_signed_b, original_b,
+                                       Immediate(16));
+        sum = SignedOperation(OperationCode::IBitwiseOr, is_signed_a, a, b);
     }
 
     SetInternalFlagsFromInteger(bb, sum, instr.generates_cc);
-    SetRegister(bb, instr.gpr0, sum);
+    SetRegister(bb, instr.gpr0, std::move(sum));
 
     return pc;
 }

src/yuzu/configuration/config.cpp

@@ -539,7 +539,7 @@ void Config::ReadDebuggingValues() {
 void Config::ReadServiceValues() {
     qt_config->beginGroup(QStringLiteral("Services"));
     Settings::values.bcat_backend =
-        ReadSetting(QStringLiteral("bcat_backend"), QStringLiteral("boxcat"))
+        ReadSetting(QStringLiteral("bcat_backend"), QStringLiteral("null"))
             .toString()
             .toStdString();
     Settings::values.bcat_boxcat_local =

src/yuzu_cmd/config.cpp

@@ -452,7 +452,7 @@ void Config::ReadValues() {
     Settings::values.yuzu_token = sdl2_config->Get("WebService", "yuzu_token", "");
 
     // Services
-    Settings::values.bcat_backend = sdl2_config->Get("Services", "bcat_backend", "boxcat");
+    Settings::values.bcat_backend = sdl2_config->Get("Services", "bcat_backend", "null");
     Settings::values.bcat_boxcat_local =
         sdl2_config->GetBoolean("Services", "bcat_boxcat_local", false);
 }