shithub: libgraphics

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render: don't overwrite the vertex colors with white. report alien prims.

--- a/render.c

+++ b/render.c

@@ -227,6 +227,7 @@

 				delvattrs(&fsp.v);

 			}

 		break;

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

 	}

 }

@@ -326,7 +327,6 @@

 			memmove(p, ep, sizeof *p);

 			switch(ep->type){

 			case PPoint:

-				p[0].v[0].c = Pt3(1,1,1,1);

 				p[0].v[0].mtl = ep->mtl;

 				p[0].v[0].attrs = nil;

 				p[0].v[0].nattrs = 0;

@@ -361,7 +361,6 @@

 				break;

 			case PLine:

 				for(i = 0; i < 2; i++){

-					p[0].v[i].c = Pt3(1,1,1,1);

 					p[0].v[i].mtl = ep->mtl;

 					p[0].v[i].attrs = nil;

 					p[0].v[i].nattrs = 0;

@@ -404,7 +403,6 @@

 				break;

 			case PTriangle:

 				for(i = 0; i < 3; i++){

-					p[0].v[i].c = Pt3(1,1,1,1);

 					p[0].v[i].mtl = p->mtl;

 					p[0].v[i].attrs = nil;

 					p[0].v[i].nattrs = 0;

@@ -455,6 +453,7 @@

 					delvattrs(&p[np].v[2]);

 				}

 				break;

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

 			}

 		}

 		params->job->times.Tn.t1 = nanosec();