Merge 5c01540234 into 9e7595b873

- CMake was not compiling to WebAssembly
- This changes adds missing CMake directives for compiling to Wasm

Signed-off-by: Avinal Kumar <avinal.xlvii@gmail.com>

.gitignore

@@ -1,6 +1,5 @@
 cmake-build-debug/
 cmake-build-release/
-build/
 .DS_Store
 .idea/
 node_modules/

clay.h

@@ -406,6 +406,9 @@ CLAY__TYPEDEF(Clay_BorderElementConfig, struct {
     Clay_Border bottom;
     Clay_Border betweenChildren;
     Clay_CornerRadius cornerRadius;
+    #ifdef CLAY_EXTEND_CONFIG_BORDER
+    CLAY_EXTEND_CONFIG_BORDER
+    #endif
 });
 
 CLAY__TYPEDEF(Clay_ElementConfigUnion, union {
@@ -1326,7 +1329,7 @@ CLAY__TYPEDEF(Clay__LayoutElementTreeRoot, struct {
 
 Clay__LayoutElementTreeRoot CLAY__LAYOUT_ELEMENT_TREE_ROOT_DEFAULT = CLAY__DEFAULT_STRUCT;
 
-// __GENERATED__ template array_define,array_allocate,array_add,array_get TYPE=Clay__LayoutElementTreeRoot NAME=Clay__LayoutElementTreeRootArray DEFAULT_VALUE=&CLAY__LAYOUT_ELEMENT_TREE_ROOT_DEFAULT
+// __GENERATED__ template array_define,array_allocate,array_add,array_get,array_set TYPE=Clay__LayoutElementTreeRoot NAME=Clay__LayoutElementTreeRootArray DEFAULT_VALUE=&CLAY__LAYOUT_ELEMENT_TREE_ROOT_DEFAULT
 #pragma region generated
 CLAY__TYPEDEF(Clay__LayoutElementTreeRootArray, struct
 {
@@ -1347,6 +1350,12 @@ Clay__LayoutElementTreeRoot *Clay__LayoutElementTreeRootArray_Add(Clay__LayoutEl
 Clay__LayoutElementTreeRoot *Clay__LayoutElementTreeRootArray_Get(Clay__LayoutElementTreeRootArray *array, int32_t index) {
     return Clay__Array_RangeCheck(index, array->length) ? &array->internalArray[index] : &CLAY__LAYOUT_ELEMENT_TREE_ROOT_DEFAULT;
 }
+void Clay__LayoutElementTreeRootArray_Set(Clay__LayoutElementTreeRootArray *array, int32_t index, Clay__LayoutElementTreeRoot value) {
+	if (Clay__Array_RangeCheck(index, array->capacity)) {
+		array->internalArray[index] = value;
+		array->length = index < array->length ? array->length : index + 1;
+	}
+}
 #pragma endregion
 // __GENERATED__ template
 
@@ -1381,7 +1390,7 @@ struct Clay_Context {
     bool externalScrollHandlingEnabled;
     uint32_t debugSelectedElementId;
     uint32_t generation;
-    uint64_t arenaResetOffset;
+    uintptr_t arenaResetOffset;
     Clay_Arena internalArena;
     // Layout Elements / Render Commands
     Clay_LayoutElementArray layoutElements;
@@ -2093,6 +2102,9 @@ void Clay__CompressChildrenAlongAxis(bool xAxis, float totalSizeToDistribute, Cl
         float targetSize = 0;
         for (int32_t i = 0; i < resizableContainerBuffer.length; ++i) {
             Clay_LayoutElement *childElement = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_Get(&resizableContainerBuffer, i));
+            if (!xAxis && Clay__ElementHasConfig(childElement, CLAY__ELEMENT_CONFIG_TYPE_IMAGE)) {
+                continue;
+            }
             float childSize = xAxis ? childElement->dimensions.width : childElement->dimensions.height;
             if ((childSize - largestSize) < 0.1 && (childSize - largestSize) > -0.1) {
                 Clay__int32_tArray_Add(&largestContainers, Clay__int32_tArray_Get(&resizableContainerBuffer, i));
@@ -2457,6 +2469,20 @@ void Clay__CalculateFinalLayout() {
     // Calculate sizing along the Y axis
     Clay__SizeContainersAlongAxis(false);
 
+    // Sort tree roots by z-index
+    int32_t sortMax = context->layoutElementTreeRoots.length - 1;
+    while (sortMax > 0) { // todo dumb bubble sort
+        for (int32_t i = 0; i < sortMax; ++i) {
+            Clay__LayoutElementTreeRoot current = *Clay__LayoutElementTreeRootArray_Get(&context->layoutElementTreeRoots, i);
+            Clay__LayoutElementTreeRoot next = *Clay__LayoutElementTreeRootArray_Get(&context->layoutElementTreeRoots, i + 1);
+            if (next.zIndex < current.zIndex) {
+                Clay__LayoutElementTreeRootArray_Set(&context->layoutElementTreeRoots, i, next);
+                Clay__LayoutElementTreeRootArray_Set(&context->layoutElementTreeRoots, i + 1, current);
+            }
+        }
+        sortMax--;
+    }
+
     // Calculate final positions and generate render commands
     context->renderCommands.length = 0;
     dfsBuffer.length = 0;
@@ -2606,7 +2632,7 @@ void Clay__CalculateFinalLayout() {
                 for (int32_t elementConfigIndex = 0; elementConfigIndex < currentElement->elementConfigs.length; ++elementConfigIndex) {
                     sortedConfigIndexes[elementConfigIndex] = elementConfigIndex;
                 }
-                int32_t sortMax = currentElement->elementConfigs.length - 1;
+                sortMax = currentElement->elementConfigs.length - 1;
                 while (sortMax > 0) { // todo dumb bubble sort
                     for (int32_t i = 0; i < sortMax; ++i) {
                         int32_t current = sortedConfigIndexes[i];
@@ -3199,16 +3225,19 @@ void Clay__RenderDebugView() {
     Clay_TextElementConfig *infoTitleConfig = CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_3, .fontSize = 16, .wrapMode = CLAY_TEXT_WRAP_NONE });
     Clay_ElementId scrollId = Clay__HashString(CLAY_STRING("Clay__DebugViewOuterScrollPane"), 0, 0);
     float scrollYOffset = 0;
+    bool pointerInDebugView = context->pointerInfo.position.y < context->layoutDimensions.height - 300;
     for (int32_t i = 0; i < context->scrollContainerDatas.length; ++i) {
         Clay__ScrollContainerDataInternal *scrollContainerData = Clay__ScrollContainerDataInternalArray_Get(&context->scrollContainerDatas, i);
         if (scrollContainerData->elementId == scrollId.id) {
             if (!context->externalScrollHandlingEnabled) {
                 scrollYOffset = scrollContainerData->scrollPosition.y;
+            } else {
+                pointerInDebugView = context->pointerInfo.position.y + scrollContainerData->scrollPosition.y < context->layoutDimensions.height - 300;
             }
             break;
         }
     }
-    int32_t highlightedRow = context->pointerInfo.position.y < context->layoutDimensions.height - 300
+    int32_t highlightedRow = pointerInDebugView
             ? (int32_t)((context->pointerInfo.position.y - scrollYOffset) / (float)CLAY__DEBUGVIEW_ROW_HEIGHT) - 1
             : -1;
     if (context->pointerInfo.position.x < context->layoutDimensions.width - (float)Clay__debugViewWidth) {
@@ -3216,13 +3245,13 @@ void Clay__RenderDebugView() {
     }
     Clay__RenderDebugLayoutData layoutData = CLAY__DEFAULT_STRUCT;
     CLAY(CLAY_ID("Clay__DebugView"),
-        CLAY_FLOATING({ .parentId = Clay__HashString(CLAY_STRING("Clay__RootContainer"), 0, 0).id, .attachment = { .element = CLAY_ATTACH_POINT_LEFT_CENTER, .parent = CLAY_ATTACH_POINT_RIGHT_CENTER }}),
+        CLAY_FLOATING({ .zIndex = 65000, .parentId = Clay__HashString(CLAY_STRING("Clay__RootContainer"), 0, 0).id, .attachment = { .element = CLAY_ATTACH_POINT_LEFT_CENTER, .parent = CLAY_ATTACH_POINT_RIGHT_CENTER }}),
         CLAY_LAYOUT({ .sizing = { CLAY_SIZING_FIXED((float)Clay__debugViewWidth) , CLAY_SIZING_FIXED(context->layoutDimensions.height) }, .layoutDirection = CLAY_TOP_TO_BOTTOM }),
         CLAY_BORDER({ .bottom = { .width = 1, .color = CLAY__DEBUGVIEW_COLOR_3 }})
     ) {
         CLAY(CLAY_LAYOUT({ .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT)}, .padding = {CLAY__DEBUGVIEW_OUTER_PADDING, 0}, .childAlignment = {.y = CLAY_ALIGN_Y_CENTER} }), CLAY_RECTANGLE({ .color = CLAY__DEBUGVIEW_COLOR_2 })) {
             CLAY_TEXT(CLAY_STRING("Clay Debug Tools"), infoTextConfig);
-            CLAY(CLAY_LAYOUT({ .sizing = { CLAY_SIZING_GROW(0), {0} } })) {}
+            CLAY(CLAY_LAYOUT({ .sizing = { CLAY_SIZING_GROW(0) } })) {}
             // Close button
             CLAY(CLAY_BORDER_OUTSIDE_RADIUS(1, (CLAY__INIT(Clay_Color){217,91,67,255}), 4),
                 CLAY_LAYOUT({ .sizing = {CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT - 10), CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT - 10)}, .childAlignment = {CLAY_ALIGN_X_CENTER, CLAY_ALIGN_Y_CENTER} }),
@@ -3237,7 +3266,7 @@ void Clay__RenderDebugView() {
             CLAY(CLAY_LAYOUT({ .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_GROW(0)}, .layoutDirection = CLAY_TOP_TO_BOTTOM }), CLAY_RECTANGLE({ .color = ((initialElementsLength + initialRootsLength) & 1) == 0 ? CLAY__DEBUGVIEW_COLOR_2 : CLAY__DEBUGVIEW_COLOR_1 })) {
                 Clay_ElementId panelContentsId = Clay__HashString(CLAY_STRING("Clay__DebugViewPaneOuter"), 0, 0);
                 // Element list
-                CLAY(Clay__AttachId(panelContentsId), CLAY_LAYOUT({ .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_GROW(0)} }), CLAY_FLOATING({ .pointerCaptureMode = CLAY_POINTER_CAPTURE_MODE_PASSTHROUGH })) {
+                CLAY(Clay__AttachId(panelContentsId), CLAY_LAYOUT({ .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_GROW(0)} }), CLAY_FLOATING({ .zIndex = 65001, .pointerCaptureMode = CLAY_POINTER_CAPTURE_MODE_PASSTHROUGH })) {
                     CLAY(CLAY_LAYOUT({ .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_GROW(0)}, .padding = {.x = CLAY__DEBUGVIEW_OUTER_PADDING }, .layoutDirection = CLAY_TOP_TO_BOTTOM })) {
                         layoutData = Clay__RenderDebugLayoutElementsList((int32_t)initialRootsLength, highlightedRow);
                     }
@@ -3269,7 +3298,7 @@ void Clay__RenderDebugView() {
             ) {
                 CLAY(CLAY_LAYOUT({ .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT + 8)}, .padding = {CLAY__DEBUGVIEW_OUTER_PADDING, 0}, .childAlignment = {.y = CLAY_ALIGN_Y_CENTER} })) {
                     CLAY_TEXT(CLAY_STRING("Layout Config"), infoTextConfig);
-                    CLAY(CLAY_LAYOUT({ .sizing = { CLAY_SIZING_GROW(0), {0} } })) {}
+                    CLAY(CLAY_LAYOUT({ .sizing = { CLAY_SIZING_GROW(0) } })) {}
                     if (selectedItem->elementId.stringId.length != 0) {
                         CLAY_TEXT(selectedItem->elementId.stringId, infoTitleConfig);
                         if (selectedItem->elementId.offset != 0) {
@@ -3402,7 +3431,7 @@ void Clay__RenderDebugView() {
                                 }
                                 // Image Preview
                                 CLAY_TEXT(CLAY_STRING("Preview"), infoTitleConfig);
-                                CLAY(CLAY_LAYOUT({ .sizing = { CLAY_SIZING_GROW(0, imageConfig->sourceDimensions.width), {0} }}), Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .imageElementConfig = imageConfig }, CLAY__ELEMENT_CONFIG_TYPE_IMAGE)) {}
+                                CLAY(CLAY_LAYOUT({ .sizing = { CLAY_SIZING_GROW(0, imageConfig->sourceDimensions.width) }}), Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .imageElementConfig = imageConfig }, CLAY__ELEMENT_CONFIG_TYPE_IMAGE)) {}
                             }
                             break;
                         }
@@ -3586,7 +3615,7 @@ uint32_t Clay_MinMemorySize(void) {
         .maxMeasureTextCacheWordCount = Clay__defaultMaxMeasureTextWordCacheCount,
         .internalArena = {
             .capacity = SIZE_MAX,
-            .memory = (char*)&fakeContext,
+            .memory = NULL,
         }
     };
     Clay_Context* currentContext = Clay_GetCurrentContext();

examples/clay-official-website/CMakeLists.txt

@@ -2,10 +2,32 @@ cmake_minimum_required(VERSION 3.27)
 project(clay_official_website C)
 
 set(CMAKE_C_STANDARD 99)
+set(CMAKE_C_COMPILER clang)
+
+# Specify WebAssembly as target
+set(CMAKE_C_FLAGS
+    "${CMAKE_C_FLAGS} -Wall -Werror -Os -DCLAY_WASM -mbulk-memory --target=wasm32 -nostdlib"
+)
+set(CMAKE_EXE_LINKER_FLAGS
+    "${CMAKE_EXE_LINKER_FLAGS} -Wl,--strip-all,--export-dynamic,--no-entry,--export=__heap_base,--export=ACTIVE_RENDERER_INDEX,--initial-memory=6553600"
+)
 
 add_executable(clay_official_website main.c)
 
 target_compile_options(clay_official_website PUBLIC -Wall -Werror -Wno-unknown-pragmas -Wno-error=missing-braces)
 target_include_directories(clay_official_website PUBLIC .)
 
+# Adjust WebAssembly output binary name
+set_target_properties(clay_official_website PROPERTIES
+    OUTPUT_NAME index.wasm
+    RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/clay
+)
+
+# Custom commands to copy additional resources
+add_custom_command(TARGET clay_official_website POST_BUILD
+    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/index.html ${CMAKE_BINARY_DIR}/clay/index.html
+    COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_SOURCE_DIR}/fonts ${CMAKE_BINARY_DIR}/clay/fonts
+    COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_SOURCE_DIR}/images ${CMAKE_BINARY_DIR}/clay/images
+)
+
 set(CMAKE_C_FLAGS_RELEASE "-O3")