- added benchmarking calls for glDrawArrays to see how well issunig draw calls performs on different hardware.

src/gl/data/gl_vertexbuffer.h

@@ -2,6 +2,7 @@
 #define __VERTEXBUFFER_H
 
 #include "tarray.h"
+#include "gl/utility/gl_clock.h"
 
 struct vertex_t;
 struct secplane_t;
@@ -74,11 +75,15 @@ public:
 		return diff;
 	}
 #ifdef __GL_PCH_H	// we need the system includes for this but we cannot include them ourselves without creating #define clashes. The affected files wouldn't try to draw anyway.
-	void RenderCurrent(FFlatVertex *newptr, unsigned int primtype)
+	void RenderCurrent(FFlatVertex *newptr, unsigned int primtype, unsigned int *poffset = NULL, unsigned int *pcount = NULL)
 	{
 		unsigned int offset;
 		unsigned int count = GetCount(newptr, &offset);
+		drawcalls.Clock();
 		glDrawArrays(primtype, offset, count);
+		drawcalls.Unclock();
+		if (poffset) *poffset = offset;
+		if (pcount) *pcount = count;
 	}
 #endif
 	void Reset()
@@ -135,7 +140,7 @@ private:
 	void SkyVertex(int r, int c, bool yflip);
 	void CreateSkyHemisphere(int hemi);
 	void CreateDome();
-	void RenderRow(int prim, int row, bool color);
+	void RenderRow(int prim, int row);
 
 public:
 

src/gl/scene/gl_flats.cpp

@@ -332,7 +332,9 @@ void GLFlat::DrawSubsectors(int pass, bool istrans)
 				if (gl_drawinfo->ss_renderflags[sub-subsectors]&renderflags || istrans)
 				{
 					if (pass == GLPASS_ALL) lightsapplied = SetupSubsectorLights(lightsapplied, sub);
+					drawcalls.Clock();
 					glDrawArrays(GL_TRIANGLE_FAN, index, sub->numlines);
+					drawcalls.Unclock();
 					flatvertices += sub->numlines;
 					flatprimitives++;
 				}

src/gl/scene/gl_sprite.cpp

@@ -300,8 +300,7 @@ void GLSprite::Draw(int pass)
 			ptr++;
 			ptr->Set(v4[0], v4[1], v4[2], ur, vb);
 			ptr++;
-			count = GLRenderer->mVBO->GetCount(ptr, &offset);
-			glDrawArrays(GL_TRIANGLE_STRIP, offset, count);
+			GLRenderer->mVBO->RenderCurrent(ptr, GL_TRIANGLE_STRIP, &offset, &count);
 		}
 
 		if (foglayer)

src/gl/utility/gl_clock.cpp

@@ -23,6 +23,7 @@ glcycle_t All, Finish, PortalAll, Bsp;
 glcycle_t ProcessAll;
 glcycle_t RenderAll;
 glcycle_t Dirty;
+glcycle_t drawcalls;
 int vertexcount, flatvertices, flatprimitives;
 
 int rendered_lines,rendered_flats,rendered_sprites,render_vertexsplit,render_texsplit,rendered_decals, rendered_portals;
@@ -96,6 +97,7 @@ void ResetProfilingData()
 	SetupFlat.Reset();
 	RenderSprite.Reset();
 	SetupSprite.Reset();
+	drawcalls.Reset();
 
 	flatvertices=flatprimitives=vertexcount=0;
 	render_texsplit=render_vertexsplit=rendered_lines=rendered_flats=rendered_sprites=rendered_decals=rendered_portals = 0;
@@ -116,10 +118,10 @@ static void AppendRenderTimes(FString &str)
 	str.AppendFormat("W: Render=%2.3f, Split = %2.3f, Setup=%2.3f, Clip=%2.3f\n"
 		"F: Render=%2.3f, Setup=%2.3f\n"
 		"S: Render=%2.3f, Setup=%2.3f\n"
-		"All=%2.3f, Render=%2.3f, Setup=%2.3f, BSP = %2.3f, Portal=%2.3f, Finish=%2.3f\n",
+		"All=%2.3f, Render=%2.3f, Setup=%2.3f, BSP = %2.3f, Portal=%2.3f, Drawcalls=%2.3f, Finish=%2.3f\n",
 	RenderWall.TimeMS(), SplitWall.TimeMS(), setupwall, clipwall, RenderFlat.TimeMS(), SetupFlat.TimeMS(),
 	RenderSprite.TimeMS(), SetupSprite.TimeMS(), All.TimeMS() + Finish.TimeMS(), RenderAll.TimeMS(),
-	ProcessAll.TimeMS(), bsp, PortalAll.TimeMS(), Finish.TimeMS());
+	ProcessAll.TimeMS(), bsp, PortalAll.TimeMS(), drawcalls.TimeMS(), Finish.TimeMS());
 }
 
 static void AppendRenderStats(FString &out)

src/gl/utility/gl_clock.h

@@ -108,6 +108,7 @@ extern glcycle_t All, Finish, PortalAll, Bsp;
 extern glcycle_t ProcessAll;
 extern glcycle_t RenderAll;
 extern glcycle_t Dirty;
+extern glcycle_t drawcalls;
 
 extern int iter_dlightf, iter_dlight, draw_dlight, draw_dlightf;
 extern int rendered_lines,rendered_flats,rendered_sprites,rendered_decals,render_vertexsplit,render_texsplit;