[Bf-blender-cvs] [2762432] master: Code cleanup: de-duplicate widget_num_tria, widget_scroll_circle

[Campbell Barton]

Commit: 27624320526540094b6f635215e36de8092ec94f
Author: Campbell Barton
Date:   Sun Jun 22 15:01:54 2014 +1000
https://developer.blender.org/rB27624320526540094b6f635215e36de8092ec94f

Code cleanup: de-duplicate widget_num_tria, widget_scroll_circle

===================================================================

M	source/blender/editors/interface/interface_widgets.c

===================================================================

diff --git a/source/blender/editors/interface/interface_widgets.c b/source/blender/editors/interface/interface_widgets.c
index 2bd4738..6ea0a55 100644
--- a/source/blender/editors/interface/interface_widgets.c
+++ b/source/blender/editors/interface/interface_widgets.c
@@ -477,13 +477,17 @@ static void round_box_edges(uiWidgetBase *wt, int roundboxalign, const rcti *rec
 
 
 /* based on button rect, return scaled array of triangles */
-static void widget_num_tria(uiWidgetTrias *tria, const rcti *rect, float triasize, char where)
+static void widget_draw_tria_ex(
+        uiWidgetTrias *tria, const rcti *rect, float triasize, char where,
+        /* input data */
+        const float verts[][2], const int verts_tot,
+        const unsigned int tris[][3], const int tris_tot)
 {
 	float centx, centy, sizex, sizey, minsize;
 	int a, i1 = 0, i2 = 1;
-	
+
 	minsize = min_ii(BLI_rcti_size_x(rect), BLI_rcti_size_y(rect));
-	
+
 	/* center position and size */
 	centx = (float)rect->xmin + 0.5f * minsize;
 	centy = (float)rect->ymin + 0.5f * minsize;
@@ -502,49 +506,30 @@ static void widget_num_tria(uiWidgetTrias *tria, const rcti *rect, float triasiz
 		sizex = -sizex;
 		i2 = 0; i1 = 1;
 	}
-	
-	for (a = 0; a < 3; a++) {
-		tria->vec[a][0] = sizex * num_tria_vert[a][i1] + centx;
-		tria->vec[a][1] = sizey * num_tria_vert[a][i2] + centy;
+
+	for (a = 0; a < verts_tot; a++) {
+		tria->vec[a][0] = sizex * verts[a][i1] + centx;
+		tria->vec[a][1] = sizey * verts[a][i2] + centy;
 	}
-	
-	tria->tot = 1;
-	tria->index = num_tria_face;
+
+	tria->tot = tris_tot;
+	tria->index = tris;
 }
 
-static void widget_scroll_circle(uiWidgetTrias *tria, const rcti *rect, float triasize, char where)
+static void widget_num_tria(uiWidgetTrias *tria, const rcti *rect, float triasize, char where)
 {
-	float centx, centy, sizex, sizey, minsize;
-	int a, i1 = 0, i2 = 1;
-	
-	minsize = min_ii(BLI_rcti_size_x(rect), BLI_rcti_size_y(rect));
-	
-	/* center position and size */
-	centx = (float)rect->xmin + 0.5f * minsize;
-	centy = (float)rect->ymin + 0.5f * minsize;
-	sizex = sizey = -0.5f * triasize * minsize;
+	widget_draw_tria_ex(
+	        tria, rect, triasize, where,
+	        num_tria_vert, ARRAY_SIZE(num_tria_vert),
+	        num_tria_face, ARRAY_SIZE(num_tria_face));
+}
 
-	if (where == 'r') {
-		centx = (float)rect->xmax - 0.5f * minsize;
-		sizex = -sizex;
-	}
-	else if (where == 't') {
-		centy = (float)rect->ymax - 0.5f * minsize;
-		sizey = -sizey;
-		i2 = 0; i1 = 1;
-	}
-	else if (where == 'b') {
-		sizex = -sizex;
-		i2 = 0; i1 = 1;
-	}
-	
-	for (a = 0; a < 16; a++) {
-		tria->vec[a][0] = sizex * scroll_circle_vert[a][i1] + centx;
-		tria->vec[a][1] = sizey * scroll_circle_vert[a][i2] + centy;
-	}
-	
-	tria->tot = 14;
-	tria->index = scroll_circle_face;
+static void widget_scroll_circle(uiWidgetTrias *tria, const rcti *rect, float triasize, char where)
+{
+	widget_draw_tria_ex(
+	        tria, rect, triasize, where,
+	        scroll_circle_vert, ARRAY_SIZE(scroll_circle_vert),
+	        scroll_circle_face, ARRAY_SIZE(scroll_circle_face));
 }
 
 static void widget_trias_draw(uiWidgetTrias *tria)