Make the number of fragment inputs configurable.

Change-Id: I2c618c03d00718951907e81fcd600155751aac89
Reviewed-on: https://swiftshader-review.googlesource.com/5385
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>
diff --git a/src/Renderer/PixelProcessor.cpp b/src/Renderer/PixelProcessor.cpp
index 0c90cbc..d8f1be2 100644
--- a/src/Renderer/PixelProcessor.cpp
+++ b/src/Renderer/PixelProcessor.cpp
@@ -1072,7 +1072,7 @@
 		}
 		else
 		{
-			for(int interpolant = 0; interpolant < 10; interpolant++)
+			for(int interpolant = 0; interpolant < MAX_FRAGMENT_INPUTS; interpolant++)
 			{
 				for(int component = 0; component < 4; component++)
 				{
@@ -1082,8 +1082,8 @@
 
 						switch(context->pixelShader->semantic[interpolant][component].usage)
 						{
-						case Shader::USAGE_TEXCOORD:	flat = point && !sprite;	break;
-						case Shader::USAGE_COLOR:		flat = flatShading;			break;
+						case Shader::USAGE_TEXCOORD: flat = point && !sprite; break;
+						case Shader::USAGE_COLOR:    flat = flatShading;      break;
 						}
 
 						state.interpolant[interpolant].component |= 1 << component;
@@ -1099,7 +1099,7 @@
 
 		if(state.centroid)
 		{
-			for(int interpolant = 0; interpolant < 10; interpolant++)
+			for(int interpolant = 0; interpolant < MAX_FRAGMENT_INPUTS; interpolant++)
 			{
 				for(int component = 0; component < 4; component++)
 				{
diff --git a/src/Renderer/PixelProcessor.hpp b/src/Renderer/PixelProcessor.hpp
index 88fd654..bfa3476 100644
--- a/src/Renderer/PixelProcessor.hpp
+++ b/src/Renderer/PixelProcessor.hpp
@@ -102,12 +102,11 @@
 				{
 					Interpolant color[2];
 					Interpolant texture[8];
+					Interpolant fog;
 				};
 
-				Interpolant interpolant[10];
+				Interpolant interpolant[MAX_FRAGMENT_INPUTS];
 			};
-
-			Interpolant fog;
 		};
 
 		struct State : States
@@ -271,7 +270,7 @@
 
 		virtual void setFillMode(FillMode fillMode);
 		virtual void setShadingMode(ShadingMode shadingMode);
-	
+
 		virtual void setAlphaBlendEnable(bool alphaBlendEnable);
 		virtual void setSourceBlendFactor(BlendFactor sourceBlendFactor);
 		virtual void setDestBlendFactor(BlendFactor destBlendFactor);
diff --git a/src/Renderer/Primitive.hpp b/src/Renderer/Primitive.hpp
index 83e3a77..872281d 100644
--- a/src/Renderer/Primitive.hpp
+++ b/src/Renderer/Primitive.hpp
@@ -51,13 +51,12 @@
 			{
 				PlaneEquation C[2][4];
 				PlaneEquation T[8][4];
+				PlaneEquation f;
 			};
 
-			PlaneEquation V[10][4];
+			PlaneEquation V[MAX_FRAGMENT_INPUTS][4];
 		};
 
-		PlaneEquation f;
-
 		float area;
 
 		// Masks for two-sided stencil
diff --git a/src/Renderer/QuadRasterizer.cpp b/src/Renderer/QuadRasterizer.cpp
index 5bc500f..691d325 100644
--- a/src/Renderer/QuadRasterizer.cpp
+++ b/src/Renderer/QuadRasterizer.cpp
@@ -237,7 +237,7 @@
 					Dw = *Pointer<Float4>(primitive + OFFSET(Primitive,w.C), 16) + yyyy * *Pointer<Float4>(primitive + OFFSET(Primitive,w.B), 16);
 				}
 
-				for(int interpolant = 0; interpolant < 10; interpolant++)
+				for(int interpolant = 0; interpolant < MAX_FRAGMENT_INPUTS; interpolant++)
 				{
 					for(int component = 0; component < 4; component++)
 					{
diff --git a/src/Renderer/QuadRasterizer.hpp b/src/Renderer/QuadRasterizer.hpp
index 51d578d..5616112 100644
--- a/src/Renderer/QuadRasterizer.hpp
+++ b/src/Renderer/QuadRasterizer.hpp
@@ -36,7 +36,7 @@
 
 		Float4 Dz[4];
 		Float4 Dw;
-		Float4 Dv[10][4];
+		Float4 Dv[MAX_FRAGMENT_INPUTS][4];
 		Float4 Df;
 
 		UInt occlusion;
diff --git a/src/Renderer/SetupProcessor.cpp b/src/Renderer/SetupProcessor.cpp
index 6dccc8d..9075719 100644
--- a/src/Renderer/SetupProcessor.cpp
+++ b/src/Renderer/SetupProcessor.cpp
@@ -104,7 +104,7 @@
 			state.pointSizeRegister = Pts;
 		}
 
-		for(int interpolant = 0; interpolant < 10; interpolant++)
+		for(int interpolant = 0; interpolant < MAX_FRAGMENT_INPUTS; interpolant++)
 		{
 			for(int component = 0; component < 4; component++)
 			{
@@ -124,7 +124,7 @@
 
 		if(context->vertexShader && context->pixelShader)
 		{
-			for(int interpolant = 0; interpolant < 10; interpolant++)
+			for(int interpolant = 0; interpolant < MAX_FRAGMENT_INPUTS; interpolant++)
 			{
 				for(int component = 0; component < 4; component++)
 				{
@@ -158,7 +158,7 @@
 		}
 		else if(context->preTransformed && context->pixelShader)
 		{
-			for(int interpolant = 0; interpolant < 10; interpolant++)
+			for(int interpolant = 0; interpolant < MAX_FRAGMENT_INPUTS; interpolant++)
 			{
 				for(int component = 0; component < 4; component++)
 				{
diff --git a/src/Renderer/SetupProcessor.hpp b/src/Renderer/SetupProcessor.hpp
index 2ef9fdf..2750d4c 100644
--- a/src/Renderer/SetupProcessor.hpp
+++ b/src/Renderer/SetupProcessor.hpp
@@ -67,12 +67,11 @@
 				{
 					Gradient color[2][4];
 					Gradient texture[8][4];
+					Gradient fog;
 				};
 
-				Gradient gradient[10][4];
+				Gradient gradient[MAX_FRAGMENT_INPUTS][4];
 			};
-
-			Gradient fog;
 		};
 
 		struct State : States