- allow vertex creation for sprites in the setup pass.

Currently only used by legacy hardware.

src/gl/scene/gl_drawinfo.cpp

@@ -40,7 +40,6 @@
 #include "hwrenderer/scene/hw_clipper.h"
 #include "gl/scene/gl_portal.h"
 #include "gl/renderer/gl_renderstate.h"
-#include "gl/renderer/gl_quaddrawer.h"
 #include "gl/dynlights/gl_lightbuffer.h"
 
 class FDrawInfoList

src/gl/scene/gl_flats.cpp

@@ -45,8 +45,6 @@
 #include "gl/data/gl_vertexbuffer.h"
 #include "gl/dynlights/gl_lightbuffer.h"
 #include "gl/scene/gl_drawinfo.h"
-#include "gl/renderer/gl_quaddrawer.h"
-
 
 
 //==========================================================================

src/gl/scene/gl_sprite.cpp

@@ -48,7 +48,6 @@
 #include "gl/renderer/gl_renderer.h"
 #include "gl/scene/gl_drawinfo.h"
 #include "gl/models/gl_models.h"
-#include "gl/renderer/gl_quaddrawer.h"
 #include "gl/dynlights/gl_lightbuffer.h"
 
 extern uint32_t r_renderercaps;
@@ -250,18 +249,17 @@ void FDrawInfo::DrawSprite(GLSprite *sprite, int pass)
 			FVector3 v[4];
 			gl_RenderState.SetNormal(0, 0, 0);
             
-			if (sprite->CalculateVertices(this, v, &vp.Pos))
+			if ((gl.flags & RFL_BUFFER_STORAGE) && sprite->vertexindex == -1)
+			{
+				sprite->CreateVertices(this);
+			}
+			if (sprite->polyoffset)
 			{
 				glEnable(GL_POLYGON_OFFSET_FILL);
 				glPolygonOffset(-1.0f, -128.0f);
 			}
-			
-			FQuadDrawer qd;
-			qd.Set(0, v[0][0], v[0][1], v[0][2], sprite->ul, sprite->vt);
-			qd.Set(1, v[1][0], v[1][1], v[1][2], sprite->ur, sprite->vt);
-			qd.Set(2, v[2][0], v[2][1], v[2][2], sprite->ul, sprite->vb);
-			qd.Set(3, v[3][0], v[3][1], v[3][2], sprite->ur, sprite->vb);
-			qd.Render(GL_TRIANGLE_STRIP);
+
+			glDrawArrays(GL_TRIANGLE_STRIP, sprite->vertexindex, 4);
 
 			if (foglayer)
 			{
@@ -271,7 +269,7 @@ void FDrawInfo::DrawSprite(GLSprite *sprite, int pass)
 				gl_RenderState.BlendEquation(GL_FUNC_ADD);
 				gl_RenderState.BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 				gl_RenderState.Apply();
-				qd.Render(GL_TRIANGLE_STRIP);
+				glDrawArrays(GL_TRIANGLE_STRIP, sprite->vertexindex, 4);
 				gl_RenderState.SetTextureMode(TM_MODULATE);
 			}
 		}

src/hwrenderer/scene/hw_drawstructs.h

@@ -360,6 +360,7 @@ public:
 	int translation;
 	int index;
 	int depth;
+	int vertexindex;
 
 	float topclip;
 	float bottomclip;
@@ -387,6 +388,7 @@ public:
 public:
 
 	GLSprite() {}
+	void CreateVertices(HWDrawInfo *di);
 	void PutSprite(HWDrawInfo *di, bool translucent);
 	void Process(HWDrawInfo *di, AActor* thing,sector_t * sector, area_t in_area, int thruportal = false);
 	void ProcessParticle (HWDrawInfo *di, particle_t *particle, sector_t *sector);//, int shade, int fakeside)

src/hwrenderer/scene/hw_sprites.cpp

@@ -46,6 +46,7 @@
 #include "hwrenderer/scene/hw_drawinfo.h"
 #include "hwrenderer/scene/hw_fakeflat.h"
 #include "hwrenderer/scene/hw_portal.h"
+#include "hwrenderer/data/flatvertices.h"
 #include "hwrenderer/utility/hw_cvars.h"
 #include "hwrenderer/utility/hw_clock.h"
 #include "hwrenderer/utility/hw_lighting.h"
@@ -228,10 +229,39 @@ inline void GLSprite::PutSprite(HWDrawInfo *di, bool translucent)
 	else
 		dynlightindex = -1;
 
-
+	vertexindex = -1;
+	if (!(screen->hwcaps & RFL_BUFFER_STORAGE))
+	{
+		CreateVertices(di);
+	}
 	di->AddSprite(this, translucent);
 }
 
+//==========================================================================
+//
+// 
+//
+//==========================================================================
+
+void GLSprite::CreateVertices(HWDrawInfo *di)
+{
+	if (modelframe == nullptr)
+	{
+		FVector3 v[4];
+		polyoffset = CalculateVertices(di, v, &di->Viewpoint.Pos);
+		auto vert = di->AllocVertices(4);
+		auto vp = vert.first;
+		vertexindex = vert.second;
+
+		vp[0].Set(v[0][0], v[0][1], v[0][2], ul, vt);
+		vp[1].Set(v[1][0], v[1][1], v[1][2], ur, vt);
+		vp[2].Set(v[2][0], v[2][1], v[2][2], ul, vb);
+		vp[3].Set(v[3][0], v[3][1], v[3][2], ur, vb);
+	}
+
+}
+
+
 //==========================================================================
 //
 //