diff --git a/clay.h b/clay.h index b7d7ae5..ff42f5c 100644 --- a/clay.h +++ b/clay.h @@ -324,6 +324,7 @@ typedef struct { uint16_t letterSpacing; uint16_t lineHeight; Clay_TextElementConfigWrapMode wrapMode; + bool hashStringContents; #ifdef CLAY_EXTEND_CONFIG_TEXT CLAY_EXTEND_CONFIG_TEXT #endif @@ -987,9 +988,18 @@ uint32_t Clay__HashTextWithConfig(Clay_String *text, Clay_TextElementConfig *con uint32_t hash = 0; uintptr_t pointerAsNumber = (uintptr_t)text->chars; - hash += pointerAsNumber; - hash += (hash << 10); - hash ^= (hash >> 6); + if (config->hashStringContents) { + uint32_t maxLengthToHash = CLAY__MIN(text->length, 256); + for (int i = 0; i < maxLengthToHash; i++) { + hash += text->chars[i]; + hash += (hash << 10); + hash ^= (hash >> 6); + } + } else { + hash += pointerAsNumber; + hash += (hash << 10); + hash ^= (hash >> 6); + } hash += text->length; hash += (hash << 10);