shithub: libgraphics

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render: replace the raster fn switch with a lut

there's no need to check for alien primitives,
the tilers already do that.

--- a/render.c

+++ b/render.c

@@ -377,6 +377,11 @@

 static void

 rasterizer(void *arg)

 {

+	static void(*rasterfn[])(Rastertask*) = {

+	 [PPoint]	rasterizept,

+	 [PLine]	rasterizeline,

+	 [PTriangle]	rasterizetri,

+	};

 	Rasterparam *rp;

 	Rastertask *task;

 	SUparams *params;

@@ -437,12 +442,7 @@

 		fsp.su = params;

 		task->fsp = &fsp;

-		switch(task->p.type){

-		case PPoint: rasterizept(task); break;

-		case PLine: rasterizeline(task); break;

-		case PTriangle: rasterizetri(task); break;

-		default: sysfatal("alien primitive detected");

-		}

+		(*rasterfn[task->p.type])(task);

 		_delvattrs(&v);

 		for(i = 0; i < task->p.type+1; i++)

-- 

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