Merge 63a74a92a8 into 865b06d386

README.md

@@ -89,7 +89,7 @@ int main() {
             CLAY({
                 .id = CLAY_ID("SideBar"),
                 .layout = { .layoutDirection = CLAY_TOP_TO_BOTTOM, .sizing = { .width = CLAY_SIZING_FIXED(300), .height = CLAY_SIZING_GROW(0) }, .padding = CLAY_PADDING_ALL(16), .childGap = 16 },
-                .backgroundColor = COLOR_LIGHT }
+                .backgroundColor = COLOR_LIGHT
             }) {
                 CLAY({ .id = CLAY_ID("ProfilePictureOuter"), .layout = { .sizing = { .width = CLAY_SIZING_GROW(0) }, .padding = CLAY_PADDING_ALL(16), .childGap = 16, .childAlignment = { .y = CLAY_ALIGN_Y_CENTER } }, .backgroundColor = COLOR_RED }) {
                     CLAY({ .id = CLAY_ID("ProfilePicture"), .layout = { .sizing = { .width = CLAY_SIZING_FIXED(60), .height = CLAY_SIZING_FIXED(60) }}, .image = { .imageData = &profilePicture, .sourceDimensions = {60, 60} } }) {}

bindings/odin/clay-odin/clay.odin

@@ -36,7 +36,7 @@ Dimensions :: struct {
 
 Arena :: struct {
 	nextAllocation: uintptr,
-	capacity:       uintptr,
+	capacity:       c.size_t,
 	memory:         [^]c.char,
 }
 
@@ -367,7 +367,7 @@ Context :: struct {} // opaque structure, only use as a pointer
 @(link_prefix = "Clay_", default_calling_convention = "c")
 foreign Clay {
 	MinMemorySize :: proc() -> u32 ---
-	CreateArenaWithCapacityAndMemory :: proc(capacity: u32, offset: [^]u8) -> Arena ---
+	CreateArenaWithCapacityAndMemory :: proc(capacity: c.size_t, offset: [^]u8) -> Arena ---
 	SetPointerState :: proc(position: Vector2, pointerDown: bool) ---
 	Initialize :: proc(arena: Arena, layoutDimensions: Dimensions, errorHandler: ErrorHandler) -> ^Context ---
 	GetCurrentContext :: proc() -> ^Context ---

fuzz/fuzzing_target.c

@@ -0,0 +1,24 @@
+#include "clay.h"
+#include <stdint.h>
+#include <stddef.h>
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+    if (size < sizeof(Clay_String)) return 0;
+
+    Clay_String testString = { .length = size, .chars = (const char *)data };
+
+    Clay_Dimensions dimensions = MeasureText(&testString, NULL);
+
+    // Call other critical functions
+    Clay_Arena arena = Clay_CreateArenaWithCapacityAndMemory(1024, (void*)data);
+    Clay_Initialize(arena, (Clay_Dimensions){1024, 768});
+    Clay_SetPointerState((Clay_Vector2){0, 0}, false);
+    Clay_BeginLayout();
+    Clay_EndLayout();
+
+    // Handle pointer state changes
+    Clay_SetPointerState((Clay_Vector2){1, 1}, true);
+    Clay_SetPointerState((Clay_Vector2){2, 2}, false);
+
+    return 0;
+}

renderers/raylib/clay_renderer_raylib.c

@@ -91,8 +91,11 @@ static inline Clay_Dimensions Raylib_MeasureText(Clay_StringSlice text, Clay_Tex
     float textHeight = config->fontSize;
     Font* fonts = (Font*)userData;
     Font fontToUse = fonts[config->fontId];
-    // Font failed to load, likely the fonts are in the wrong place relative to the execution dir
-    if (!fontToUse.glyphs) return textSize;
+    // Font failed to load, likely the fonts are in the wrong place relative to the execution dir.
+    // RayLib ships with a default font, so we can continue with that built in one. 
+    if (!fontToUse.glyphs) {
+        fontToUse = GetFontDefault();
+    }
 
     float scaleFactor = config->fontSize/(float)fontToUse.baseSize;