VS: Add source file property to set hlsl debug and optimization flags

Add `VS_SHADER_DISABLE_OPTIMIZATIONS` and `VS_SHADER_ENABLE_DEBUG`
source file properties to control these settings on `.hlsl` files in the
VS generator.

Fixes: #17406

1 files changed, 22 insertions, 0 deletions

diff --git a/Source/cmVisualStudio10TargetGenerator.cxx b/Source/cmVisualStudio10TargetGenerator.cxx
index 0a303b0..1aadf67 100644
--- a/Source/cmVisualStudio10TargetGenerator.cxx
+++ b/Source/cmVisualStudio10TargetGenerator.cxx
@@ -1602,6 +1602,8 @@ void cmVisualStudio10TargetGenerator::WriteExtraSource(cmSourceFile const* sf)
   std::string shaderEntryPoint;
   std::string shaderModel;
   std::string shaderAdditionalFlags;
+  std::string shaderDisableOptimizations;
+  std::string shaderEnableDebug;
   std::string outputHeaderFile;
   std::string variableName;
   std::string settingsGenerator;
@@ -1668,6 +1670,16 @@ void cmVisualStudio10TargetGenerator::WriteExtraSource(cmSourceFile const* sf)
       shaderAdditionalFlags = saf;
       toolHasSettings = true;
     }
+    // Figure out if debug information should be generated
+    if (const char* sed = sf->GetProperty("VS_SHADER_ENABLE_DEBUG")) {
+      shaderEnableDebug = cmSystemTools::IsOn(sed) ? "true" : "false";
+      toolHasSettings = true;
+    }
+    // Figure out if optimizations should be disabled
+    if (const char* sdo = sf->GetProperty("VS_SHADER_DISABLE_OPTIMIZATIONS")) {
+      shaderDisableOptimizations = cmSystemTools::IsOn(sdo) ? "true" : "false";
+      toolHasSettings = true;
+    }
   } else if (ext == "jpg" || ext == "png") {
     tool = "Image";
   } else if (ext == "resw") {
@@ -1810,6 +1822,16 @@ void cmVisualStudio10TargetGenerator::WriteExtraSource(cmSourceFile const* sf)
         this->WriteString("</VariableName>\n", 0);
       }
     }
+    if (!shaderEnableDebug.empty()) {
+      this->WriteString("<EnableDebuggingInformation>", 3);
+      (*this->BuildFileStream) << cmVS10EscapeXML(shaderEnableDebug)
+                               << "</EnableDebuggingInformation>\n";
+    }
+    if (!shaderDisableOptimizations.empty()) {
+      this->WriteString("<DisableOptimizations>", 3);
+      (*this->BuildFileStream) << cmVS10EscapeXML(shaderDisableOptimizations)
+                               << "</DisableOptimizations>\n";
+    }
     if (!shaderAdditionalFlags.empty()) {
       this->WriteString("<AdditionalOptions>", 3);
       (*this->BuildFileStream) << cmVS10EscapeXML(shaderAdditionalFlags)