clay-template/vendor/renderer/ui_data.c

#include "ui_data.h"
#include <stdint.h>
#include <string.h>

const size_t uiDataLength = UI_DATA_SIZE;

static size_t utilized = 9;
static char uiDataArena[UI_DATA_SIZE];
static char *uiDataWriter = uiDataArena;

Clay_String UiData_StoreString(char const *data, size_t amount) {
	if (utilized + amount > uiDataLength) {
		return CLAY_STRING("out of arena memory");
	}
	memcpy(uiDataWriter, data, amount);
	Clay_String result = {
		false, (int32_t)amount, uiDataWriter
	};
	uiDataWriter += amount;
	utilized += amount;
	return result;
}
Clay_String UiData_StoreClayStr(Clay_String string) {
	return UiData_StoreString(string.chars, string.length);
}

void UiData_Clear() {
	utilized = 0;
	uiDataWriter = uiDataArena;
}