REVIEWED: Font atlas image generation, added some comments #5141

raysan5 · raysan5 · commit 2cb387b50a05 · 2025-09-03T18:30:00.000+02:00
diff --git a/src/rtext.c b/src/rtext.c
@@ -834,7 +834,9 @@ Image GenImageFontAtlas(const GlyphInfo *glyphs, Rectangle **glyphRecs, int glyp
     atlas.height = imageSize;  // Atlas bitmap height
 #else
     int paddedFontSize = fontSize + 2*padding;
+
     // No need for a so-conservative atlas generation
+    // NOTE: Multiplying total expected are by 1.2f scale factor
     float totalArea = totalWidth*paddedFontSize*1.2f;
     float imageMinSize = sqrtf(totalArea);
     int imageSize = (int)powf(2, ceilf(logf(imageMinSize)/logf(2)));
@@ -887,7 +889,7 @@ Image GenImageFontAtlas(const GlyphInfo *glyphs, Rectangle **glyphRecs, int glyp
                         recs[j].width = 0;
                         recs[j].height = 0;
                     }
-                    break;
+                    break; // Break for() loop, stop processing glyphs
                 }
             }
 

Original file line number	Diff line number	Diff line change
`@@ -834,7 +834,9 @@ Image GenImageFontAtlas(const GlyphInfo glyphs, Rectangle *glyphRecs, int glyp`
`834`	`834`	`atlas.height = imageSize; // Atlas bitmap height`
`835`	`835`	`#else`
`836`	`836`	`int paddedFontSize = fontSize + 2*padding;`
	`837`	`+`
`837`	`838`	`// No need for a so-conservative atlas generation`
	`839`	`+ // NOTE: Multiplying total expected are by 1.2f scale factor`
`838`	`840`	`float totalArea = totalWidthpaddedFontSize1.2f;`
`839`	`841`	`float imageMinSize = sqrtf(totalArea);`
`840`	`842`	`int imageSize = (int)powf(2, ceilf(logf(imageMinSize)/logf(2)));`
`@@ -887,7 +889,7 @@ Image GenImageFontAtlas(const GlyphInfo glyphs, Rectangle *glyphRecs, int glyp`
`887`	`889`	`recs[j].width = 0;`
`888`	`890`	`recs[j].height = 0;`
`889`	`891`	`}`
`890`		`- break;`
	`892`	`+ break; // Break for() loop, stop processing glyphs`
`891`	`893`	`}`
`892`	`894`	`}`
`893`	`895`