add power sensors patch to mangohud (#702)

pkgs/mangohud/0001-Use-k10-temp-power-sensors-if-exist.patch

@@ -0,0 +1,65 @@
+From 20033beb012ad2e6d342c1e412afc426f2b32bd1 Mon Sep 17 00:00:00 2001
+From: Bouke Haarsma <[email protected]>
+Date: Sun, 23 Jul 2023 21:54:26 +0200
+Subject: [PATCH] Use k10-temp power sensors if exist
+
+---
+ src/cpu.cpp | 17 ++++++++++++++++-
+ src/cpu.h   |  6 ++++++
+ 2 files changed, 22 insertions(+), 1 deletion(-)
+
+diff --git a/src/cpu.cpp b/src/cpu.cpp
+index a33873987c..ee92b7bb9e 100644
+--- a/src/cpu.cpp
++++ b/src/cpu.cpp
+@@ -296,9 +296,24 @@ bool CPUStats::UpdateCpuTemp() {
+ static bool get_cpu_power_k10temp(CPUPowerData* cpuPowerData, float& power) {
+     CPUPowerData_k10temp* powerData_k10temp = (CPUPowerData_k10temp*)cpuPowerData;
+
+-    if (!powerData_k10temp->coreVoltageFile || !powerData_k10temp->coreCurrentFile || !powerData_k10temp->socVoltageFile || !powerData_k10temp->socCurrentFile)
++    if (!powerData_k10temp->coreVoltageFile || !powerData_k10temp->coreCurrentFile || !powerData_k10temp->socVoltageFile || !powerData_k10temp->socCurrentFile || !powerData_k10temp->corePowerFile || !powerData_k10temp->socPowerFile)
+         return false;
+
++    if(powerData_k10temp->corePowerFile || powerData_k10temp->socPowerFile)
++    {
++        rewind(powerData_k10temp->corePowerFile);
++        rewind(powerData_k10temp->socPowerFile);
++        fflush(powerData_k10temp->corePowerFile);
++        fflush(powerData_k10temp->socPowerFile);
++        int corePower, socPower;
++        if (fscanf(powerData_k10temp->corePowerFile, "%d", &corePower) != 1)
++            goto voltagebased;
++        if (fscanf(powerData_k10temp->socPowerFile, "%d", &socPower) != 1)
++            goto voltagebased;
++        power = (corePower + socPower) / 1000000;
++        return true;
++    }
++    voltagebased:
+     rewind(powerData_k10temp->coreVoltageFile);
+     rewind(powerData_k10temp->coreCurrentFile);
+     rewind(powerData_k10temp->socVoltageFile);
+diff --git a/src/cpu.h b/src/cpu.h
+index ed91d98f0d..ef31735e69 100644
+--- a/src/cpu.h
++++ b/src/cpu.h
+@@ -72,12 +72,18 @@ struct CPUPowerData_k10temp : public CPUPowerData {
+          fclose(this->socVoltageFile);
+       if(this->socCurrentFile)
+          fclose(this->socCurrentFile);
++      if(this->corePowerFile)
++         fclose(this->corePowerFile);
++      if(this->socPowerFile)
++         fclose(this->socPowerFile);
+    };
+
+    FILE* coreVoltageFile {nullptr};
+    FILE* coreCurrentFile {nullptr};
+    FILE* socVoltageFile {nullptr};
+    FILE* socCurrentFile {nullptr};
++   FILE* corePowerFile {nullptr};
++   FILE* socPowerFile {nullptr};
+ };
+
+ struct CPUPowerData_zenpower : public CPUPowerData {
+-- 
+2.41.0

pkgs/mangohud/PKGBUILD

@@ -21,6 +21,7 @@ source=(
         "nlohmann_json-3.10.5.zip::https://github.com/nlohmann/json/releases/download/v3.10.5/include.zip"
         "vulkan-headers-1.2.158.tar.gz::https://github.com/KhronosGroup/Vulkan-Headers/archive/v1.2.158.tar.gz"
         "vulkan-headers-1.2.158-2-wrap.zip::https://wrapdb.mesonbuild.com/v2/vulkan-headers_1.2.158-2/get_patch"
+        "0001-Use-k10-temp-power-sensors-if-exist.patch"
         )
 
 sha256sums=(
@@ -33,6 +34,7 @@ sha256sums=(
             'b94997df68856753b72f0d7a3703b7d484d4745c567f3584ef97c96c25a5798e'
             '53361271cfe274df8782e1e47bdc9e61b7af432ba30acbfe31723f9df2c257f3'
             '860358cf5e73f458cd1e88f8c38116d123ab421d5ce2e4129ec38eaedd820e17'
+            '1aa439a66b5b46505d6039fbca00fb8dd9d0ac454a9babcaadd732f94f84e534'
             )
 
 _build_args="-Dappend_libdir_mangohud=false -Dwith_xnvctrl=disabled -Dmangoapp_layer=true"
@@ -48,6 +50,15 @@ prepare() {
   git config submodule.modules/minhook.url "$srcdir/mangohud-minhook"
   git -c protocol.file.allow=always submodule update
 
+  local src
+  for src in "${source[@]}"; do
+    src="${src%%::*}"
+    src="${src##*/}"
+    [[ $src = *.patch ]] || continue
+    echo "Applying patch $src..."
+    patch -Np1 < "../$src"
+  done
+
   # meson subprojects
   ln -sv "$srcdir/imgui-1.81" subprojects
   ln -sv "$srcdir/spdlog-1.8.5" subprojects