Improve font rendering

src/platform/render_opengl.cpp

@@ -299,8 +299,19 @@ void DrawRect(Rect2I rect, Color color) {
     PushQuad2D(RenderArena, &Vertices, ToRect2(rect), MainFont.white_texture_bounding_box, color);
 }
 
+Int GetCharSpacing(Font *font, int codepoint = '_') {
+    Glyph *g = GetGlyph(font, codepoint);
+    if (g->xadvance) return (Int)g->xadvance;
+    return (Int)g->size.x;
+}
+
+Int GetLineSpacing(Font *font) {
+    Int result = (Int)(font->ascent - font->descent + font->line_gap);
+    return result;
+}
+
 Vec2 DrawString(Font *font, String16 string, Vec2 pos, Color color, bool draw = true) {
-    pos.y += font->ascent - font->descent;
+    pos.y += GetLineSpacing(font) + font->descent;
     Vec2 original_pos = pos;
     For(string) {
         Glyph *g    = GetGlyph(font, it);
@@ -346,17 +357,6 @@ void DrawCircle(Vec2 pos, float radius, Color color) {
     }
 }
 
-Int GetCharSpacing(Font *font, int codepoint = '_') {
-    Glyph *g = GetGlyph(font, codepoint);
-    if (g->xadvance) return (Int)g->xadvance;
-    return (Int)g->size.x;
-}
-
-Int GetLineSpacing(Font *font) {
-    Int result = (Int)(font->ascent - font->descent + font->line_gap);
-    return result;
-}
-
 String FontPath = "C:\\Windows\\Fonts\\consola.ttf";
 void   ReloadFont(int32_t size) {
     size = ClampBottom(2, size);

src/text_editor/todo.txt

@@ -1,3 +1,6 @@
+- bugs:
+    - scrolling when clicking on scroller is busted
+
 - Windows
     - Mark windows as absolute or non-automatic layout and then just loop through windows
     - layouting, resize windows

src/text_editor/window_draw.cpp

@@ -57,7 +57,8 @@ void DrawVisibleText(Window *window) {
             int    codepoint = line_string[col_index];
             Glyph *g         = GetGlyph(&MainFont, codepoint);
             Vec2   p         = ToVec2(pos);
-            p.y += MainFont.ascent - MainFont.descent;
+            // p.y += MainFont.ascent - MainFont.descent;
+            p.y += FontLineSpacing + MainFont.descent;
             p.x += text_offset_x;
             Rect2 rect = Rect2FromSize(p + g->offset, g->size);