shithub: libgraphics

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fixes.

--- a/graphics.h

+++ b/graphics.h

@@ -325,7 +325,7 @@

 	} clip;

 	Matrix3 proj;		/* VCS to clip space xform */

 	Projection projtype;

-	int clearcolor;

+	ulong clearcolor;

 	int cullmode;

 	int enableblend;

 	int enabledepth;

--- a/render.c

+++ b/render.c

@@ -125,7 +125,7 @@

 		while(stk->size--)

 			pixel(fb, stk->p, stk->items[stk->size].c, blend);

 		/* write to the depth buffer as well */

-//		fb->zb[stk->p.x + stk->p.y*Dx(fb->r)] = stk->items[stk->size].z;

+		fb->zb[stk->p.x + stk->p.y*Dx(fb->r)] = stk->items[0].z;

 	}

 }

@@ -265,7 +265,7 @@

 		for(p.y = bbox.min.y; p.y < bbox.max.y; p.y++)

 			for(p.x = bbox.min.x; p.x < bbox.max.x; p.x++){

-				bc = _barycoords(t, Pt2(p.x,p.y,1));

+				bc = _barycoords(t, Pt2(p.x+0.5,p.y+0.5,1));

 				if(bc.x < 0 || bc.y < 0 || bc.z < 0)

 					continue;