simplify debug font lookup

2 files changed, 99 insertions, 111 deletions

diff --git a/src/geometry/debug_font.cpp b/src/geometry/debug_font.cpp
index 8ee9f6811f..7e69246fdb 100644
--- a/src/geometry/debug_font.cpp
+++ b/src/geometry/debug_font.cpp
@@ -97,11 +97,6 @@ const int8_t simplex_93[] = { 5, 25, 7, 24, 8, 23, 9, 21, 9, 19, 8, 17, 7, 16, 6
 const int8_t simplex_94[] = { 3, 6, 3, 8, 4, 11, 6, 12, 8, 12, 10, 11, 14, 8, 16, 7, 18, 7, 20, 8, 21, 10, -1, -1, 3, 8, 4, 10, 6, 11, 8, 11, 10, 10, 14, 7, 16, 6, 18, 6, 20, 7, 21, 10, 21, 12 };
 
 struct glyph {
-    glyph() : width(0), length(0), data(nullptr) { }
-    glyph(uint8_t width_, uint8_t length_, const int8_t *data_)
-        : width(width_),
-          length(length_),
-          data(data_) {}
     uint8_t width;
     uint8_t length;
     const int8_t *data;
@@ -109,100 +104,101 @@ struct glyph {
 
 // Font data From Hershey Simplex Font
 // http://paulbourke.net/dataformats/hershey/
-const std::map<char, glyph> simplex = {
-    { ' ', { 16, 0, nullptr } },
-    { '!', { 10, sizeof(simplex_1), simplex_1 } },
-    { '"', { 16, sizeof(simplex_2), simplex_2 } },
-    { '#', { 21, sizeof(simplex_3), simplex_3 } },
-    { '$', { 20, sizeof(simplex_4), simplex_4 } },
-    { '%', { 24, sizeof(simplex_5), simplex_5 } },
-    { '&', { 26, sizeof(simplex_6), simplex_6 } },
-    { '\'', { 10, sizeof(simplex_7), simplex_7 } },
-    { '(', { 14, sizeof(simplex_8), simplex_8 } },
-    { ')', { 14, sizeof(simplex_9), simplex_9 } },
-    { '*', { 16, sizeof(simplex_10), simplex_10 } },
-    { '+', { 26, sizeof(simplex_11), simplex_11 } },
-    { ',', { 10, sizeof(simplex_12), simplex_12 } },
-    { '-', { 26, sizeof(simplex_13), simplex_13 } },
-    { '.', { 10, sizeof(simplex_14), simplex_14 } },
-    { '/', { 22, sizeof(simplex_15), simplex_15 } },
-    { '0', { 20, sizeof(simplex_16), simplex_16 } },
-    { '1', { 20, sizeof(simplex_17), simplex_17 } },
-    { '2', { 20, sizeof(simplex_18), simplex_18 } },
-    { '3', { 20, sizeof(simplex_19), simplex_19 } },
-    { '4', { 20, sizeof(simplex_20), simplex_20 } },
-    { '5', { 20, sizeof(simplex_21), simplex_21 } },
-    { '6', { 20, sizeof(simplex_22), simplex_22 } },
-    { '7', { 20, sizeof(simplex_23), simplex_23 } },
-    { '8', { 20, sizeof(simplex_24), simplex_24 } },
-    { '9', { 20, sizeof(simplex_25), simplex_25 } },
-    { ':', { 10, sizeof(simplex_26), simplex_26 } },
-    { ';', { 10, sizeof(simplex_27), simplex_27 } },
-    { '<', { 24, sizeof(simplex_28), simplex_28 } },
-    { '=', { 26, sizeof(simplex_29), simplex_29 } },
-    { '>', { 24, sizeof(simplex_30), simplex_30 } },
-    { '?', { 18, sizeof(simplex_31), simplex_31 } },
-    { '@', { 27, sizeof(simplex_32), simplex_32 } },
-    { 'A', { 18, sizeof(simplex_33), simplex_33 } },
-    { 'B', { 21, sizeof(simplex_34), simplex_34 } },
-    { 'C', { 21, sizeof(simplex_35), simplex_35 } },
-    { 'D', { 21, sizeof(simplex_36), simplex_36 } },
-    { 'E', { 19, sizeof(simplex_37), simplex_37 } },
-    { 'F', { 18, sizeof(simplex_38), simplex_38 } },
-    { 'G', { 21, sizeof(simplex_39), simplex_39 } },
-    { 'H', { 22, sizeof(simplex_40), simplex_40 } },
-    { 'I', {  8, sizeof(simplex_41), simplex_41 } },
-    { 'J', { 16, sizeof(simplex_42), simplex_42 } },
-    { 'K', { 21, sizeof(simplex_43), simplex_43 } },
-    { 'L', { 17, sizeof(simplex_44), simplex_44 } },
-    { 'M', { 24, sizeof(simplex_45), simplex_45 } },
-    { 'N', { 22, sizeof(simplex_46), simplex_46 } },
-    { 'O', { 22, sizeof(simplex_47), simplex_47 } },
-    { 'P', { 21, sizeof(simplex_48), simplex_48 } },
-    { 'Q', { 22, sizeof(simplex_49), simplex_49 } },
-    { 'R', { 21, sizeof(simplex_50), simplex_50 } },
-    { 'S', { 20, sizeof(simplex_51), simplex_51 } },
-    { 'T', { 16, sizeof(simplex_52), simplex_52 } },
-    { 'U', { 22, sizeof(simplex_53), simplex_53 } },
-    { 'V', { 18, sizeof(simplex_54), simplex_54 } },
-    { 'W', { 24, sizeof(simplex_55), simplex_55 } },
-    { 'X', { 20, sizeof(simplex_56), simplex_56 } },
-    { 'Y', { 18, sizeof(simplex_57), simplex_57 } },
-    { 'Z', { 20, sizeof(simplex_58), simplex_58 } },
-    { '[', { 14, sizeof(simplex_59), simplex_59 } },
-    { '\\', { 14, sizeof(simplex_60), simplex_60 } },
-    { ']', { 14, sizeof(simplex_61), simplex_61 } },
-    { '^', { 16, sizeof(simplex_62), simplex_62 } },
-    { '_', { 16, sizeof(simplex_63), simplex_63 } },
-    { '`', { 10, sizeof(simplex_64), simplex_64 } },
-    { 'a', { 19, sizeof(simplex_65), simplex_65 } },
-    { 'b', { 19, sizeof(simplex_66), simplex_66 } },
-    { 'c', { 18, sizeof(simplex_67), simplex_67 } },
-    { 'd', { 19, sizeof(simplex_68), simplex_68 } },
-    { 'e', { 18, sizeof(simplex_69), simplex_69 } },
-    { 'f', { 12, sizeof(simplex_70), simplex_70 } },
-    { 'g', { 19, sizeof(simplex_71), simplex_71 } },
-    { 'h', { 19, sizeof(simplex_72), simplex_72 } },
-    { 'i', {  8, sizeof(simplex_73), simplex_73 } },
-    { 'j', { 10, sizeof(simplex_74), simplex_74 } },
-    { 'k', { 17, sizeof(simplex_75), simplex_75 } },
-    { 'l', {  8, sizeof(simplex_76), simplex_76 } },
-    { 'm', { 30, sizeof(simplex_77), simplex_77 } },
-    { 'n', { 19, sizeof(simplex_78), simplex_78 } },
-    { 'o', { 19, sizeof(simplex_79), simplex_79 } },
-    { 'p', { 19, sizeof(simplex_80), simplex_80 } },
-    { 'q', { 19, sizeof(simplex_81), simplex_81 } },
-    { 'r', { 13, sizeof(simplex_82), simplex_82 } },
-    { 's', { 17, sizeof(simplex_83), simplex_83 } },
-    { 't', { 12, sizeof(simplex_84), simplex_84 } },
-    { 'u', { 19, sizeof(simplex_85), simplex_85 } },
-    { 'v', { 16, sizeof(simplex_86), simplex_86 } },
-    { 'w', { 22, sizeof(simplex_87), simplex_87 } },
-    { 'x', { 17, sizeof(simplex_88), simplex_88 } },
-    { 'y', { 16, sizeof(simplex_89), simplex_89 } },
-    { 'z', { 17, sizeof(simplex_90), simplex_90 } },
-    { '{', { 14, sizeof(simplex_91), simplex_91 } },
-    { '|', {  8, sizeof(simplex_92), simplex_92 } },
-    { '}', { 14, sizeof(simplex_93), simplex_93 } },
-    { '~', { 24, sizeof(simplex_94), simplex_94 } }
+
+const glyph simplex[] = {
+    /* 32	  */ { 16, 0, nullptr },
+    /* 33	! */ { 10, sizeof(simplex_1), simplex_1 },
+    /* 34	" */ { 16, sizeof(simplex_2), simplex_2 },
+    /* 35	# */ { 21, sizeof(simplex_3), simplex_3 },
+    /* 36	$ */ { 20, sizeof(simplex_4), simplex_4 },
+    /* 37	% */ { 24, sizeof(simplex_5), simplex_5 },
+    /* 38	& */ { 26, sizeof(simplex_6), simplex_6 },
+    /* 39	' */ { 10, sizeof(simplex_7), simplex_7 },
+    /* 40	( */ { 14, sizeof(simplex_8), simplex_8 },
+    /* 41	) */ { 14, sizeof(simplex_9), simplex_9 },
+    /* 42	* */ { 16, sizeof(simplex_10), simplex_10 },
+    /* 43	+ */ { 26, sizeof(simplex_11), simplex_11 },
+    /* 44	, */ { 10, sizeof(simplex_12), simplex_12 },
+    /* 45	- */ { 26, sizeof(simplex_13), simplex_13 },
+    /* 46	. */ { 10, sizeof(simplex_14), simplex_14 },
+    /* 47	/ */ { 22, sizeof(simplex_15), simplex_15 },
+    /* 48	0 */ { 20, sizeof(simplex_16), simplex_16 },
+    /* 49	1 */ { 20, sizeof(simplex_17), simplex_17 },
+    /* 50	2 */ { 20, sizeof(simplex_18), simplex_18 },
+    /* 51	3 */ { 20, sizeof(simplex_19), simplex_19 },
+    /* 52	4 */ { 20, sizeof(simplex_20), simplex_20 },
+    /* 53	5 */ { 20, sizeof(simplex_21), simplex_21 },
+    /* 54	6 */ { 20, sizeof(simplex_22), simplex_22 },
+    /* 55	7 */ { 20, sizeof(simplex_23), simplex_23 },
+    /* 56	8 */ { 20, sizeof(simplex_24), simplex_24 },
+    /* 57	9 */ { 20, sizeof(simplex_25), simplex_25 },
+    /* 58	: */ { 10, sizeof(simplex_26), simplex_26 },
+    /* 59	; */ { 10, sizeof(simplex_27), simplex_27 },
+    /* 60	< */ { 24, sizeof(simplex_28), simplex_28 },
+    /* 61	= */ { 26, sizeof(simplex_29), simplex_29 },
+    /* 62	> */ { 24, sizeof(simplex_30), simplex_30 },
+    /* 63	? */ { 18, sizeof(simplex_31), simplex_31 },
+    /* 64	@ */ { 27, sizeof(simplex_32), simplex_32 },
+    /* 65	A */ { 18, sizeof(simplex_33), simplex_33 },
+    /* 66	B */ { 21, sizeof(simplex_34), simplex_34 },
+    /* 67	C */ { 21, sizeof(simplex_35), simplex_35 },
+    /* 68	D */ { 21, sizeof(simplex_36), simplex_36 },
+    /* 69	E */ { 19, sizeof(simplex_37), simplex_37 },
+    /* 70	F */ { 18, sizeof(simplex_38), simplex_38 },
+    /* 71	G */ { 21, sizeof(simplex_39), simplex_39 },
+    /* 72	H */ { 22, sizeof(simplex_40), simplex_40 },
+    /* 73	I */ {  8, sizeof(simplex_41), simplex_41 },
+    /* 74	J */ { 16, sizeof(simplex_42), simplex_42 },
+    /* 75	K */ { 21, sizeof(simplex_43), simplex_43 },
+    /* 76	L */ { 17, sizeof(simplex_44), simplex_44 },
+    /* 77	M */ { 24, sizeof(simplex_45), simplex_45 },
+    /* 78	N */ { 22, sizeof(simplex_46), simplex_46 },
+    /* 79	O */ { 22, sizeof(simplex_47), simplex_47 },
+    /* 80	P */ { 21, sizeof(simplex_48), simplex_48 },
+    /* 81	Q */ { 22, sizeof(simplex_49), simplex_49 },
+    /* 82	R */ { 21, sizeof(simplex_50), simplex_50 },
+    /* 83	S */ { 20, sizeof(simplex_51), simplex_51 },
+    /* 84	T */ { 16, sizeof(simplex_52), simplex_52 },
+    /* 85	U */ { 22, sizeof(simplex_53), simplex_53 },
+    /* 86	V */ { 18, sizeof(simplex_54), simplex_54 },
+    /* 87	W */ { 24, sizeof(simplex_55), simplex_55 },
+    /* 88	X */ { 20, sizeof(simplex_56), simplex_56 },
+    /* 89	Y */ { 18, sizeof(simplex_57), simplex_57 },
+    /* 90	Z */ { 20, sizeof(simplex_58), simplex_58 },
+    /* 91	[ */ { 14, sizeof(simplex_59), simplex_59 },
+    /* 92	\ */ { 14, sizeof(simplex_60), simplex_60 },
+    /* 93	] */ { 14, sizeof(simplex_61), simplex_61 },
+    /* 94	^ */ { 16, sizeof(simplex_62), simplex_62 },
+    /* 95	_ */ { 16, sizeof(simplex_63), simplex_63 },
+    /* 96	` */ { 10, sizeof(simplex_64), simplex_64 },
+    /* 97	a */ { 19, sizeof(simplex_65), simplex_65 },
+    /* 98	b */ { 19, sizeof(simplex_66), simplex_66 },
+    /* 99	c */ { 18, sizeof(simplex_67), simplex_67 },
+    /* 100	d */ { 19, sizeof(simplex_68), simplex_68 },
+    /* 101	e */ { 18, sizeof(simplex_69), simplex_69 },
+    /* 102	f */ { 12, sizeof(simplex_70), simplex_70 },
+    /* 103	g */ { 19, sizeof(simplex_71), simplex_71 },
+    /* 104	h */ { 19, sizeof(simplex_72), simplex_72 },
+    /* 105	i */ {  8, sizeof(simplex_73), simplex_73 },
+    /* 106	j */ { 10, sizeof(simplex_74), simplex_74 },
+    /* 107	k */ { 17, sizeof(simplex_75), simplex_75 },
+    /* 108	l */ {  8, sizeof(simplex_76), simplex_76 },
+    /* 109	m */ { 30, sizeof(simplex_77), simplex_77 },
+    /* 110	n */ { 19, sizeof(simplex_78), simplex_78 },
+    /* 111	o */ { 19, sizeof(simplex_79), simplex_79 },
+    /* 112	p */ { 19, sizeof(simplex_80), simplex_80 },
+    /* 113	q */ { 19, sizeof(simplex_81), simplex_81 },
+    /* 114	r */ { 13, sizeof(simplex_82), simplex_82 },
+    /* 115	s */ { 17, sizeof(simplex_83), simplex_83 },
+    /* 116	t */ { 12, sizeof(simplex_84), simplex_84 },
+    /* 117	u */ { 19, sizeof(simplex_85), simplex_85 },
+    /* 118	v */ { 16, sizeof(simplex_86), simplex_86 },
+    /* 119	w */ { 22, sizeof(simplex_87), simplex_87 },
+    /* 120	x */ { 17, sizeof(simplex_88), simplex_88 },
+    /* 121	y */ { 16, sizeof(simplex_89), simplex_89 },
+    /* 122	z */ { 17, sizeof(simplex_90), simplex_90 },
+    /* 123	{ */ { 14, sizeof(simplex_91), simplex_91 },
+    /* 124	| */ {  8, sizeof(simplex_92), simplex_92 },
+    /* 125	} */ { 14, sizeof(simplex_93), simplex_93 },
+    /* 126	~ */ { 24, sizeof(simplex_94), simplex_94 },
 };
diff --git a/src/geometry/debug_font_buffer.cpp b/src/geometry/debug_font_buffer.cpp
index 2a0924a1c4..3c858cf60d 100644
--- a/src/geometry/debug_font_buffer.cpp
+++ b/src/geometry/debug_font_buffer.cpp
@@ -12,19 +12,11 @@ void DebugFontBuffer::addText(const char *text, double left, double baseline, do
 
     const size_t len = strlen(text);
     for (size_t i = 0; i < len; ++i) {
-        if (text[i] < 32 || (unsigned char)(text[i]) > 127) {
+        if (text[i] < 32 || (unsigned char)(text[i]) >= 127) {
             continue;
         }
 
-        auto it = simplex.find((int)text[i]);
-        if (it == simplex.end()) {
-            continue;
-        }
-
-        const glyph& glyph = it->second;
-        if (!glyph.width) {
-            continue;
-        }
+        const glyph& glyph = simplex[text[i] - 32];
 
         int16_t prev_x = -1, prev_y = -1, prev = false;
         for (int32_t j = 0; j < glyph.length; j += 2) {