Make the number of vertex outputs configurable.

Change-Id: I17ae53e5274232e9e3b482daac56d507788e822c
Reviewed-on: https://swiftshader-review.googlesource.com/5383
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>

src/Renderer/Renderer.cpp

diff --git a/src/Renderer/Renderer.cpp b/src/Renderer/Renderer.cpp
index 40d9de6..712d74a 100644
--- a/src/Renderer/Renderer.cpp
+++ b/src/Renderer/Renderer.cpp
@@ -400,7 +400,7 @@
 					draw->pUniformBuffers[i] = nullptr;
 				}
 			}
-			
+
 			if(context->pixelShaderVersion() <= 0x0104)
 			{
 				for(int stage = 0; stage < 8; stage++)
@@ -736,7 +736,7 @@
 				}
 			}
 		}
-	
+
 		// Find primitive tasks
 		if(currentDraw == nextDraw)
 		{
@@ -837,7 +837,7 @@
 		case Task::PRIMITIVES:
 			{
 				int unit = task[threadIndex].primitiveUnit;
-			
+
 				int input = primitiveProgress[unit].firstPrimitive;
 				int count = primitiveProgress[unit].primitiveCount;
 				DrawCall *draw = drawList[primitiveProgress[unit].drawCall % DRAW_COUNT];
@@ -1571,7 +1571,7 @@
 
 		return visible;
 	}
-	
+
 	int Renderer::setupVertexTriangle(Renderer *renderer, int unit, int count)
 	{
 		Triangle *triangle = renderer->triangleBatch[unit];
@@ -1878,7 +1878,7 @@
 
 		int pts = state.pointSizeRegister;
 
-		if(state.pointSizeRegister != 0xF)
+		if(state.pointSizeRegister != Unused)
 		{
 			pSize = v.v[pts].y;
 		}
@@ -1937,7 +1937,7 @@
 					return false;
 				}
 			}
-			
+
 			return setupRoutine(&primitive, &triangle, &polygon, &data);
 		}
 
@@ -2002,7 +2002,7 @@
 				exitThreads = true;
 				resume[thread]->signal();
 				worker[thread]->join();
-				
+
 				delete worker[thread];
 				worker[thread] = 0;
 				delete resume[thread];
@@ -2010,7 +2010,7 @@
 				delete suspend[thread];
 				suspend[thread] = 0;
 			}
-		
+
 			deallocate(vertexTask[thread]);
 			vertexTask[thread] = 0;
 		}
@@ -2137,7 +2137,7 @@
 				return true;
 			}
 		}
-	
+
 		if(context->depthBuffer && context->texture[sampler] == context->depthBuffer->getResource())
 		{
 			return true;
@@ -2145,7 +2145,7 @@
 
 		return false;
 	}
-	
+
 	void Renderer::updateClipper()
 	{
 		if(updateClipPlanes)
@@ -2185,7 +2185,7 @@
 	void Renderer::setTextureLevel(unsigned int sampler, unsigned int face, unsigned int level, Surface *surface, TextureType type)
 	{
 		ASSERT(sampler < TOTAL_IMAGE_UNITS && face < 6 && level < MIPMAP_LEVELS);
-		
+
 		context->sampler[sampler].setTextureLevel(face, level, surface, type);
 	}
 
@@ -2530,7 +2530,7 @@
 	{
 		queries.push_back(query);
 	}
-	
+
 	void Renderer::removeQuery(Query *query)
 	{
 		queries.remove(query);
@@ -2541,7 +2541,7 @@
 		{
 			return threadCount;
 		}
-		
+
 		int64_t Renderer::getVertexTime(int thread)
 		{
 			return vertexTime[thread];
@@ -2551,7 +2551,7 @@
 		{
 			return setupTime[thread];
 		}
-			
+
 		int64_t Renderer::getPixelTime(int thread)
 		{
 			return pixelTime[thread];