Clean out some useless functions.

D_Start/EndParticles in the sw renderers will likely never have any
content, so no point in calling or even having them.

include/d_iface.h

@@ -193,12 +193,10 @@ void D_DrawSprite (void);
 void D_DrawSurfaces (void);
 void D_DrawZPoint (void);
 void D_EnableBackBufferAccess (void);
-void D_EndParticles (void);
 void D_Init (void);
 void D_Init_Cvars (void);
 void D_ViewChanged (void);
 void D_SetupFrame (void);
-void D_StartParticles (void);
 void D_TurnZOn (void);
 void D_WarpScreen (void);
 

libs/video/renderer/sw/d_part.c

@@ -35,20 +35,6 @@ static __attribute__ ((used)) const char rcsid[] =
 #include "r_local.h"
 
 
-void
-D_EndParticles (void)
-{
-	// not used by software driver
-}
-
-
-void
-D_StartParticles (void)
-{
-	// not used by software driver
-}
-
-
 #ifdef PIC
 #undef USE_INTEL_ASM //XXX asm pic hack
 #endif

libs/video/renderer/sw/sw_rpart.c

@@ -757,8 +757,6 @@ R_DrawParticles (void)
 	float       dvel, frametime, grav, time1, time2, time3;
 	particle_t *p, **particle;
 
-	D_StartParticles ();
-
 	VectorScale (vright, xscaleshrink, r_pright);
 	VectorScale (vup, yscaleshrink, r_pup);
 	VectorCopy (vpn, r_ppn);
@@ -838,7 +836,6 @@ R_DrawParticles (void)
 			}
 		}
 	}
-	D_EndParticles ();
 }
 
 void

libs/video/renderer/sw32/d_part.c

@@ -37,20 +37,6 @@ static __attribute__ ((used)) const char rcsid[] =
 #include "r_local.h"
 
 
-void
-D_EndParticles (void)
-{
-	// not used by software driver
-}
-
-
-void
-D_StartParticles (void)
-{
-	// not used by software driver
-}
-
-
 void
 D_DrawParticle (particle_t *pparticle)
 {

libs/video/renderer/sw32/sw32_rpart.c

@@ -766,8 +766,6 @@ R_DrawParticles (void)
 	int         i;
 	particle_t *p, **particle;
 
-	D_StartParticles ();
-
 	VectorScale (vright, xscaleshrink, r_pright);
 	VectorScale (vup, yscaleshrink, r_pup);
 	VectorCopy (vpn, r_ppn);
@@ -848,7 +846,6 @@ R_DrawParticles (void)
 			}
 		}
 	}
-	D_EndParticles ();
 }
 
 void