VS: Add source file properties to set the hlsl shader entry point and model

Create properties VS_SHADER_ENTRYPOINT and VS_SHADER_MODEL.  Without
these many .hlsl source files may not be possible to use.  Extend the
VSWinStorePhone test project to cover them.

Help/manual/cmake-properties.7.rst

@@ -291,6 +291,8 @@ Properties on Source Files
    /prop_sf/OBJECT_OUTPUTS
    /prop_sf/SYMBOLIC
    /prop_sf/VS_DEPLOYMENT_CONTENT
+   /prop_sf/VS_SHADER_ENTRYPOINT
+   /prop_sf/VS_SHADER_MODEL
    /prop_sf/VS_SHADER_TYPE
    /prop_sf/WRAP_EXCLUDE
    /prop_sf/XCODE_EXPLICIT_FILE_TYPE

Help/prop_sf/VS_SHADER_ENTRYPOINT.rst

@@ -0,0 +1,5 @@
+VS_SHADER_ENTRYPOINT
+--------------------
+
+Specifies the name of the entry point for the shader of a ``.hlsl`` source
+file.

Help/prop_sf/VS_SHADER_MODEL.rst

@@ -0,0 +1,5 @@
+VS_SHADER_MODEL
+---------------
+
+Specifies the shader model of a ``.hlsl`` source file. Some shader types can
+only be used with recent shader models

Help/release/3.1.0.rst

@@ -310,8 +310,10 @@ Other
 
 * The Visual Studio generators learned to treat ``.hlsl`` source
   files as High Level Shading Language sources (using ``FXCompile``
-  in ``.vcxproj`` files).  A :prop_sf:`VS_SHADER_TYPE` source file
-  property was added to specify the Shader Type.
+  in ``.vcxproj`` files).  Source file properties
+  :prop_sf:`VS_SHADER_TYPE`, :prop_sf:`VS_SHADER_MODEL`, and
+  :prop_sf:`VS_SHADER_ENTRYPOINT` were added added to specify the
+  shader type, model, and entry point name.
 
 New Diagnostics
 ===============

Source/cmVisualStudio10TargetGenerator.cxx

@@ -1203,6 +1203,8 @@ void cmVisualStudio10TargetGenerator::WriteExtraSource(cmSourceFile const* sf)
   bool toolHasSettings = false;
   std::string tool = "None";
   std::string shaderType;
+  std::string shaderEntryPoint;
+  std::string shaderModel;
   std::string ext = cmSystemTools::LowerCase(sf->GetExtension());
   if(ext == "hlsl")
     {
@@ -1213,6 +1215,18 @@ void cmVisualStudio10TargetGenerator::WriteExtraSource(cmSourceFile const* sf)
       shaderType = st;
       toolHasSettings = true;
       }
+    // Figure out which entry point to use if any
+    if (const char* se = sf->GetProperty("VS_SHADER_ENTRYPOINT"))
+      {
+      shaderEntryPoint = se;
+      toolHasSettings = true;
+      }
+    // Figure out which entry point to use if any
+    if (const char* sm = sf->GetProperty("VS_SHADER_MODEL"))
+      {
+      shaderModel = sm;
+      toolHasSettings = true;
+      }
     }
   else if(ext == "jpg" ||
           ext == "png")
@@ -1295,7 +1309,18 @@ void cmVisualStudio10TargetGenerator::WriteExtraSource(cmSourceFile const* sf)
       (*this->BuildFileStream) << cmVS10EscapeXML(shaderType)
                                << "</ShaderType>\n";
       }
-
+    if(!shaderEntryPoint.empty())
+      {
+      this->WriteString("<EntryPointName>", 3);
+      (*this->BuildFileStream) << cmVS10EscapeXML(shaderEntryPoint)
+                               << "</EntryPointName>\n";
+      }
+    if(!shaderModel.empty())
+      {
+      this->WriteString("<ShaderModel>", 3);
+      (*this->BuildFileStream) << cmVS10EscapeXML(shaderModel)
+                               << "</ShaderModel>\n";
+      }
     this->WriteString("</", 2);
     (*this->BuildFileStream) << tool << ">\n";
     }

Tests/VSWinStorePhone/CMakeLists.txt

@@ -103,7 +103,13 @@ set_property(SOURCE ${RELEASE_CONTENT_FILES} PROPERTY
   VS_DEPLOYMENT_CONTENT $<OR:$<CONFIG:Release>,$<CONFIG:RelWithDebInfo>,$<CONFIG:MinSizeRel>>)
 
 set_property(SOURCE ${PIXELSHADER_FILES} PROPERTY VS_SHADER_TYPE Pixel)
+set_property(SOURCE ${PIXELSHADER_FILES} PROPERTY VS_SHADER_ENTRYPOINT mainPS)
+set_property(SOURCE ${PIXELSHADER_FILES} PROPERTY VS_SHADER_MODEL 4.0_level_9_3)
+
 set_property(SOURCE ${VERTEXSHADER_FILES} PROPERTY VS_SHADER_TYPE Vertex)
+set_property(SOURCE ${VERTEXSHADER_FILES} PROPERTY VS_SHADER_ENTRYPOINT mainVS)
+set_property(SOURCE ${VERTEXSHADER_FILES} PROPERTY VS_SHADER_MODEL 4.0_level_9_3)
+
 
 source_group("Source Files" FILES ${SOURCE_FILES})
 source_group("Header Files" FILES ${HEADER_FILES})

Tests/VSWinStorePhone/Direct3DApp1/SimplePixelShader.hlsl

@@ -4,7 +4,7 @@ struct PixelShaderInput
   float3 color : COLOR0;
 };
 
-float4 main(PixelShaderInput input) : SV_TARGET
+float4 mainPS(PixelShaderInput input) : SV_TARGET
 {
   return float4(input.color,1.0f);
 }

Tests/VSWinStorePhone/Direct3DApp1/SimpleVertexShader.hlsl

@@ -17,7 +17,7 @@ struct VertexShaderOutput
   float3 color : COLOR0;
 };
 
-VertexShaderOutput main(VertexShaderInput input)
+VertexShaderOutput mainVS(VertexShaderInput input)
 {
   VertexShaderOutput output;
   float4 pos = float4(input.pos, 1.0f);