OpenGL: draw box outlines with lines, not rectangles

2 reasons:
- fewer state changes (PolygonMode)
- glRect goes away in later GL versions

2 files changed, 8 insertions, 16 deletions

diff --git a/source/blender/editors/space_image/image_draw.c b/source/blender/editors/space_image/image_draw.c
index d36ab5e10e2..74f663e9b34 100644
--- a/source/blender/editors/space_image/image_draw.c
+++ b/source/blender/editors/space_image/image_draw.c
@@ -338,9 +338,7 @@ void ED_image_draw_info(Scene *scene, ARegion *ar, bool color_manage, bool use_d
 
 	/* draw outline */
 	glColor3ub(128, 128, 128);
-	glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-	glRecti(color_rect.xmin, color_rect.ymin, color_rect.xmax, color_rect.ymax);
-	glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
+	sdrawbox(color_rect.xmin, color_rect.ymin, color_rect.xmax, color_rect.ymax);
 
 	dx += 1.75f * UI_UNIT_X;
 
diff --git a/source/blender/editors/space_view3d/view3d_draw.c b/source/blender/editors/space_view3d/view3d_draw.c
index 6daf2d4a4ab..c66647e009e 100644
--- a/source/blender/editors/space_view3d/view3d_draw.c
+++ b/source/blender/editors/space_view3d/view3d_draw.c
@@ -1144,19 +1144,16 @@ static void drawviewborder(Scene *scene, ARegion *ar, View3D *v3d)
 		glDisable(GL_BLEND);
 	}
 
-	/* edge */
-	glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
 	setlinestyle(0);
 
 	UI_ThemeColor(TH_BACK);
 		
-	glRectf(x1i, y1i, x2i, y2i);
+	fdrawbox(x1i, y1i, x2i, y2i);
 
 #ifdef VIEW3D_CAMERA_BORDER_HACK
 	if (view3d_camera_border_hack_test == true) {
 		glColor3ubv(view3d_camera_border_hack_col);
-		glRectf(x1i + 1, y1i + 1, x2i - 1, y2i - 1);
+		fdrawbox(x1i + 1, y1i + 1, x2i - 1, y2i - 1);
 		view3d_camera_border_hack_test = false;
 	}
 #endif
@@ -1166,11 +1163,11 @@ static void drawviewborder(Scene *scene, ARegion *ar, View3D *v3d)
 	/* outer line not to confuse with object selecton */
 	if (v3d->flag2 & V3D_LOCK_CAMERA) {
 		UI_ThemeColor(TH_REDALERT);
-		glRectf(x1i - 1, y1i - 1, x2i + 1, y2i + 1);
+		fdrawbox(x1i - 1, y1i - 1, x2i + 1, y2i + 1);
 	}
 
 	UI_ThemeColor(TH_VIEW_OVERLAY);
-	glRectf(x1i, y1i, x2i, y2i);
+	fdrawbox(x1i, y1i, x2i, y2i);
 
 	/* border */
 	if (scene->r.mode & R_BORDER) {
@@ -1182,7 +1179,7 @@ static void drawviewborder(Scene *scene, ARegion *ar, View3D *v3d)
 		y4 = y1i + 1 + roundf(scene->r.border.ymax * (y2 - y1));
 
 		cpack(0x4040FF);
-		glRecti(x3,  y3,  x4,  y4);
+		sdrawbox(x3,  y3,  x4,  y4);
 	}
 
 	/* safety border */
@@ -1298,7 +1295,6 @@ static void drawviewborder(Scene *scene, ARegion *ar, View3D *v3d)
 	}
 
 	setlinestyle(0);
-	glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
 
 	/* camera name - draw in highlighted text color */
 	if (ca && (ca->flag & CAM_SHOWNAME)) {
@@ -3964,15 +3960,13 @@ static void view3d_main_region_draw_info(const bContext *C, Scene *scene,
 		drawviewborder(scene, ar, v3d);
 	}
 	else if (v3d->flag2 & V3D_RENDER_BORDER) {
-		glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
 		setlinestyle(3);
 		cpack(0x4040FF);
 
-		glRecti(v3d->render_border.xmin * ar->winx, v3d->render_border.ymin * ar->winy,
-		        v3d->render_border.xmax * ar->winx, v3d->render_border.ymax * ar->winy);
+		sdrawbox(v3d->render_border.xmin * ar->winx, v3d->render_border.ymin * ar->winy,
+		         v3d->render_border.xmax * ar->winx, v3d->render_border.ymax * ar->winy);
 
 		setlinestyle(0);
-		glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
 	}
 
 	if (v3d->flag2 & V3D_SHOW_GPENCIL) {