Remove various legacy parts of FS plumbing

src/Device/PixelProcessor.hpp

@@ -88,21 +88,10 @@ namespace sw
 			{
 				unsigned char component : 4;
 				unsigned char flat : 4;
-				unsigned char project : 2;
 				bool centroid : 1;
 			};
 
-			union
-			{
-				struct
-				{
-					Interpolant color[2];
-					Interpolant texture[8];
-					Interpolant fog;
-				};
-
-				Interpolant interpolant[MAX_FRAGMENT_INPUTS];
-			};
+			Interpolant interpolant[MAX_FRAGMENT_INPUTS];
 		};
 
 		struct State : States

src/Device/QuadRasterizer.cpp

@@ -254,16 +254,6 @@ namespace sw
 					}
 				}
 
-				if(state.fog.component)
-				{
-					Df = *Pointer<Float4>(primitive + OFFSET(Primitive,f.C), 16);
-
-					if(!state.fog.flat)
-					{
-						Df += yyyy * *Pointer<Float4>(primitive + OFFSET(Primitive,f.B), 16);
-					}
-				}
-
 				Short4 xLeft[4];
 				Short4 xRight[4];
 

src/Pipeline/PixelProgram.cpp

@@ -92,7 +92,7 @@ namespace sw
 		return pass != 0x0;
 	}
 
-	void PixelProgram::rasterOperation(Float4 &fog, Pointer<Byte> cBuffer[4], Int &x, Int sMask[4], Int zMask[4], Int cMask[4])
+	void PixelProgram::rasterOperation(Pointer<Byte> cBuffer[4], Int &x, Int sMask[4], Int zMask[4], Int cMask[4])
 	{
 		for(int index = 0; index < RENDERTARGETS; index++)
 		{

src/Pipeline/PixelProgram.hpp

@@ -34,7 +34,7 @@ namespace sw
 		virtual void setBuiltins(Int &x, Int &y, Float4(&z)[4], Float4 &w);
 		virtual void applyShader(Int cMask[4]);
 		virtual Bool alphaTest(Int cMask[4]);
-		virtual void rasterOperation(Float4 &fog, Pointer<Byte> cBuffer[4], Int &x, Int sMask[4], Int zMask[4], Int cMask[4]);
+		virtual void rasterOperation(Pointer<Byte> cBuffer[4], Int &x, Int sMask[4], Int zMask[4], Int cMask[4]);
 
 	private:
 		// Color outputs

src/Pipeline/PixelRoutine.cpp

@@ -159,34 +159,6 @@ namespace sw
 						}
 					}
 				}
-
-				Float4 rcp;
-
-				switch(state.interpolant[interpolant].project)
-				{
-				case 0:
-					break;
-				case 1:
-					rcp = reciprocal(v[interpolant].y);
-					v[interpolant].x = v[interpolant].x * rcp;
-					break;
-				case 2:
-					rcp = reciprocal(v[interpolant].z);
-					v[interpolant].x = v[interpolant].x * rcp;
-					v[interpolant].y = v[interpolant].y * rcp;
-					break;
-				case 3:
-					rcp = reciprocal(v[interpolant].w);
-					v[interpolant].x = v[interpolant].x * rcp;
-					v[interpolant].y = v[interpolant].y * rcp;
-					v[interpolant].z = v[interpolant].z * rcp;
-					break;
-				}
-			}
-
-			if(state.fog.component)
-			{
-				f = interpolate(xxxx, Df, rhw, primitive + OFFSET(Primitive,f), state.fog.flat & 0x01, state.perspective, false);
 			}
 
 			setBuiltins(x, y, z, w);
@@ -256,7 +228,7 @@ namespace sw
 							AddAtomic(Pointer<Long>(&profiler.ropOperations), 4);
 						#endif
 
-						rasterOperation(f, cBuffer, x, sMask, zMask, cMask);
+						rasterOperation(cBuffer, x, sMask, zMask, cMask);
 					}
 				}
 

src/Pipeline/PixelRoutine.hpp

@@ -42,7 +42,7 @@ namespace sw
 		virtual void setBuiltins(Int &x, Int &y, Float4(&z)[4], Float4 &w) = 0;
 		virtual void applyShader(Int cMask[4]) = 0;
 		virtual Bool alphaTest(Int cMask[4]) = 0;
-		virtual void rasterOperation(Float4 &fog, Pointer<Byte> cBuffer[4], Int &x, Int sMask[4], Int zMask[4], Int cMask[4]) = 0;
+		virtual void rasterOperation(Pointer<Byte> cBuffer[4], Int &x, Int sMask[4], Int zMask[4], Int cMask[4]) = 0;
 
 		virtual void quad(Pointer<Byte> cBuffer[4], Pointer<Byte> &zBuffer, Pointer<Byte> &sBuffer, Int cMask[4], Int &x, Int &y);