Index: trunk/src/hid.h
===================================================================
--- trunk/src/hid.h	(revision 17222)
+++ trunk/src/hid.h	(revision 17223)
@@ -571,6 +571,11 @@
 
 	/* Optional: registers statistical info for a property */
 	void (*propedit_add_stat)(void *pe, const char *propname, void *propctx, const char *most_common, const char *min, const char *max, const char *avg);
+
+	/* Optional: when non-zero, the core renderer may decide to draw cheaper
+	   (simplified) approximation of some objects that would end up being too
+	   small. For a GUI, this should depend on the zoom level */
+	pcb_coord_t coord_per_pix;
 };
 
 /* One of these functions (in the common code) will be called whenever the GUI
Index: trunk/src_plugins/draw_csect/draw_csect.c
===================================================================
--- trunk/src_plugins/draw_csect/draw_csect.c	(revision 17222)
+++ trunk/src_plugins/draw_csect/draw_csect.c	(revision 17223)
@@ -71,7 +71,7 @@
 	t.Scale = scale;
 	t.fid = 0; /* use the default font */
 	t.Flags = pcb_no_flags();
-	pcb_text_draw_(&t, 0, 0);
+	pcb_text_draw_(&t, 0, 0, PCB_TXT_TINY_ACCURATE);
 	return &t;
 }
 
@@ -87,7 +87,7 @@
 	t.Scale = scale;
 	t.fid = 0; /* use the default font */
 	t.Flags = pcb_no_flags();
-	pcb_text_draw_(&t, th, 0);
+	pcb_text_draw_(&t, th, 0, PCB_TXT_TINY_ACCURATE);
 	return &t;
 }
 
@@ -106,11 +106,11 @@
 
 	if (pcb_gui->gui) { /* it is unreadable on black&white and on most exporters */
 		pcb_gui->set_color(gc, bgcolor);
-		pcb_text_draw_(&t, 1000000, 0);
+		pcb_text_draw_(&t, 1000000, 0, PCB_TXT_TINY_ACCURATE);
 	}
 
 	pcb_gui->set_color(gc, fgcolor);
-	pcb_text_draw_(&t, 0, 0);
+	pcb_text_draw_(&t, 0, 0, PCB_TXT_TINY_ACCURATE);
 
 	return &t;
 }
Index: trunk/src_plugins/draw_fab/draw_fab.c
===================================================================
--- trunk/src_plugins/draw_fab/draw_fab.c	(revision 17222)
+++ trunk/src_plugins/draw_fab/draw_fab.c	(revision 17223)
@@ -94,7 +94,7 @@
 	t.X -= w * (align & 3) / 2;
 	if (t.X < 0)
 		t.X = 0;
-	pcb_text_draw_(&t, 0,0);
+	pcb_text_draw_(&t, 0,0, PCB_TXT_TINY_ACCURATE);
 	if (align & 8)
 		fab_line(gc, t.X,
 						 t.Y + PCB_SCALE_TEXT(font->MaxHeight, t.Scale) + PCB_MIL_TO_COORD(10),
@@ -307,7 +307,7 @@
 		PCB_END_LOOP;
 		PCB_TEXT_LOOP(layer);
 		{
-			pcb_text_draw_(text, 0, 0);
+			pcb_text_draw_(text, 0, 0, PCB_TXT_TINY_ACCURATE);
 		}
 		PCB_END_LOOP;
 		pcb_hid_set_line_width(gc, FAB_LINE_W);
Index: trunk/src_plugins/draw_fontsel/draw_fontsel.c
===================================================================
--- trunk/src_plugins/draw_fontsel/draw_fontsel.c	(revision 17222)
+++ trunk/src_plugins/draw_fontsel/draw_fontsel.c	(revision 17223)
@@ -57,7 +57,7 @@
 	t.Scale = scale;
 	t.fid = fid;
 	t.Flags = pcb_no_flags();
-	pcb_text_draw_(&t, 0, 0);
+	pcb_text_draw_(&t, 0, 0, PCB_TXT_TINY_ACCURATE);
 	return &t;
 }
 
Index: trunk/src_plugins/hid_gtk2_gl/gtkhid-gl.c
===================================================================
--- trunk/src_plugins/hid_gtk2_gl/gtkhid-gl.c	(revision 17222)
+++ trunk/src_plugins/hid_gtk2_gl/gtkhid-gl.c	(revision 17223)
@@ -68,7 +68,7 @@
 
 void ghid_gl_render_burst(pcb_burst_op_t op, const pcb_box_t *screen)
 {
-
+	pcb_gui->coord_per_pix = ghid_port.coord_per_pix;
 }
 
 static const gchar *get_color_name(pcb_gtk_color_t * color)
Index: trunk/src_plugins/hid_gtk3_cairo/gtkhid-cairo.c
===================================================================
--- trunk/src_plugins/hid_gtk3_cairo/gtkhid-cairo.c	(revision 17222)
+++ trunk/src_plugins/hid_gtk3_cairo/gtkhid-cairo.c	(revision 17223)
@@ -565,6 +565,7 @@
 
 static void ghid_cairo_render_burst(pcb_burst_op_t op, const pcb_box_t *screen)
 {
+	pcb_gui->coord_per_pix = ghid_port.coord_per_pix;
 }
 
 /* Drawing modes usually cycle from RESET to (POSITIVE | NEGATIVE) to FLUSH. screen is not used in this HID. */
Index: trunk/src_plugins/loghid/hid-logger.c
===================================================================
--- trunk/src_plugins/loghid/hid-logger.c	(revision 17222)
+++ trunk/src_plugins/loghid/hid-logger.c	(revision 17223)
@@ -97,6 +97,7 @@
 {
 	pcb_fprintf(out_, "render_burst(%d,[%mm;%mm,%mm;%mm])\n", op, screen->X1, screen->Y1, screen->X2, screen->Y2);
 	delegatee_->render_burst(op, screen);
+	pcb_gui->coord_per_pix = delegatee_->coord_per_pix;
 }