Fix provoking vertex convention and remove configurability

src/Device/Context.cpp

@@ -28,8 +28,6 @@ namespace sw
 
 	bool booleanFaceRegister = false;
 	bool fullPixelPositionRegister = false;
-	bool leadingVertexFirst = false;         // Flat shading uses first vertex, else last
-	bool secondaryColor = false;             // Specular lighting is applied after texturing
 	bool colorsDefaultToZero = false;
 
 	bool forceWindowed = false;

src/Device/Renderer.cpp

@@ -46,8 +46,6 @@ namespace sw
 {
 	extern bool booleanFaceRegister;
 	extern bool fullPixelPositionRegister;
-	extern bool leadingVertexFirst;         // Flat shading uses first vertex, else last
-	extern bool secondaryColor;             // Specular lighting is applied after texturing
 	extern bool colorsDefaultToZero;
 
 	extern bool forceWindowed;
@@ -79,8 +77,6 @@ namespace sw
 		{
 			sw::booleanFaceRegister = conventions.booleanFaceRegister;
 			sw::fullPixelPositionRegister = conventions.fullPixelPositionRegister;
-			sw::leadingVertexFirst = conventions.leadingVertexFirst;
-			sw::secondaryColor = conventions.secondaryColor;
 			sw::colorsDefaultToZero = conventions.colorsDefaultToZero;
 			sw::exactColorRounding = exactColorRounding;
 			initialized = true;
@@ -886,18 +882,9 @@ namespace sw
 
 				for(unsigned int i = 0; i < triangleCount; i++)
 				{
-					if(leadingVertexFirst)
-					{
-						batch[i][0] = index + 0;
-						batch[i][1] = index + (index & 1) + 1;
-						batch[i][2] = index + (~index & 1) + 1;
-					}
-					else
-					{
-						batch[i][0] = index + (index & 1);
-						batch[i][1] = index + (~index & 1);
-						batch[i][2] = index + 2;
-					}
+					batch[i][0] = index + 0;
+					batch[i][1] = index + (index & 1) + 1;
+					batch[i][2] = index + (~index & 1) + 1;
 
 					index += 1;
 				}
@@ -909,18 +896,9 @@ namespace sw
 
 				for(unsigned int i = 0; i < triangleCount; i++)
 				{
-					if(leadingVertexFirst)
-					{
-						batch[i][0] = index + 1;
-						batch[i][1] = index + 2;
-						batch[i][2] = 0;
-					}
-					else
-					{
-						batch[i][0] = 0;
-						batch[i][1] = index + 1;
-						batch[i][2] = index + 2;
-					}
+					batch[i][0] = index + 1;
+					batch[i][1] = index + 2;
+					batch[i][2] = 0;
 
 					index += 1;
 				}

src/Device/Renderer.hpp

@@ -63,8 +63,6 @@ namespace sw
 		bool symmetricNormalizedDepth;
 		bool booleanFaceRegister;
 		bool fullPixelPositionRegister;
-		bool leadingVertexFirst;
-		bool secondaryColor;
 		bool colorsDefaultToZero;
 	};
 
@@ -74,8 +72,6 @@ namespace sw
 		true,    // symmetricNormalizedDepth
 		true,    // booleanFaceRegister
 		true,    // fullPixelPositionRegister
-		false,   // leadingVertexFirst
-		false,   // secondaryColor
 		true,    // colorsDefaultToZero
 	};
 
@@ -85,8 +81,6 @@ namespace sw
 		false,   // symmetricNormalizedDepth
 		false,   // booleanFaceRegister
 		false,   // fullPixelPositionRegister
-		true,    // leadingVertexFirst
-		true,    // secondardyColor
 		false,   // colorsDefaultToZero
 	};
 

src/Pipeline/SetupRoutine.cpp

@@ -24,7 +24,6 @@
 namespace sw
 {
 	extern TranscendentalPrecision logPrecision;
-	extern bool leadingVertexFirst;
 
 	SetupRoutine::SetupRoutine(const SetupProcessor::State &state) : state(state)
 	{
@@ -522,7 +521,7 @@ namespace sw
 		}
 		else
 		{
-			int leadingVertex = leadingVertexFirst ? OFFSET(Triangle,v0) : OFFSET(Triangle,v2);
+			int leadingVertex = OFFSET(Triangle,v0);
 			Float C = *Pointer<Float>(triangle + leadingVertex + attribute);
 
 			*Pointer<Float4>(primitive + planeEquation + 0, 16) = Float4(0, 0, 0, 0);