Implement Float16 formats and additional blend modes.

src/Pipeline/PixelProgram.cpp

@@ -187,6 +187,9 @@ namespace sw
 					}
 				}
 				break;
+			case VK_FORMAT_R16_SFLOAT:
+			case VK_FORMAT_R16G16_SFLOAT:
+			case VK_FORMAT_R16G16B16A16_SFLOAT:
 			case VK_FORMAT_R32_SFLOAT:
 			case VK_FORMAT_R32G32_SFLOAT:
 			case VK_FORMAT_R32G32B32A32_SFLOAT:
@@ -268,6 +271,9 @@ namespace sw
 			case VK_FORMAT_R32_UINT:
 			case VK_FORMAT_R32G32_UINT:
 			case VK_FORMAT_R32G32B32A32_UINT:
+			case VK_FORMAT_R16_SFLOAT:
+			case VK_FORMAT_R16G16_SFLOAT:
+			case VK_FORMAT_R16G16B16A16_SFLOAT:
 			case VK_FORMAT_R16_SINT:
 			case VK_FORMAT_R16G16_SINT:
 			case VK_FORMAT_R16G16B16A16_SINT:

src/Reactor/Reactor.cpp

@@ -3176,6 +3176,16 @@ namespace rr
 		return RValue<UInt2>(Nucleus::createNot(val.value));
 	}
 
+	RValue<UInt> Extract(RValue<UInt2> val, int i)
+	{
+		return RValue<UInt>(Nucleus::createExtractElement(val.value, UInt::getType(), i));
+	}
+
+	RValue<UInt2> Insert(RValue<UInt2> val, RValue<UInt> element, int i)
+	{
+		return RValue<UInt2>(Nucleus::createInsertElement(val.value, element.value, i));
+	}
+
 	Int4::Int4() : XYZW(this)
 	{
 	}

src/Reactor/Reactor.hpp

@@ -1399,6 +1399,8 @@ namespace rr
 //	RValue<Bool> operator==(RValue<UInt2> lhs, RValue<UInt2> rhs);
 
 //	RValue<UInt2> RoundInt(RValue<Float4> cast);
+	RValue<UInt> Extract(RValue<UInt2> val, int i);
+	RValue<UInt2> Insert(RValue<UInt2> val, RValue<UInt> element, int i);
 
 	template<class T>
 	struct Scalar;

src/Reactor/SubzeroReactor.cpp

@@ -2689,16 +2689,6 @@ namespace rr
 		return T(Type_v2i32);
 	}
 
-	RValue<UInt> Extract(RValue<UInt2> val, int i)
-	{
-		return RValue<UInt>(Nucleus::createExtractElement(val.value, UInt::getType(), i));
-	}
-
-	RValue<UInt2> Insert(RValue<UInt2> val, RValue<UInt> element, int i)
-	{
-		return RValue<UInt2>(Nucleus::createInsertElement(val.value, element.value, i));
-	}
-
 	RValue<UInt2> operator<<(RValue<UInt2> lhs, unsigned char rhs)
 	{
 		if(emulateIntrinsics)