Rename ImCrc32() -> ImHash()

This commit is contained in:
ocornut 2015-03-07 23:53:03 +00:00
parent a691a245b7
commit 92c35e2772

View File

@ -445,7 +445,7 @@ static size_t ImFormatString(char* buf, size_t buf_size, const char* fmt,
static size_t ImFormatStringV(char* buf, size_t buf_size, const char* fmt, va_list args);
// Helpers: Misc
static ImU32 ImCrc32(const void* data, size_t data_size, ImU32 seed);
static ImU32 ImHash(const void* data, size_t data_size, ImU32 seed);
static bool ImLoadFileToMemory(const char* filename, const char* file_open_mode, void** out_file_data, size_t* out_file_size, size_t padding_bytes = 0);
static inline int ImUpperPowerOfTwo(int v) { v--; v |= v >> 1; v |= v >> 2; v |= v >> 4; v |= v >> 8; v |= v >> 16; v++; return v; }
static inline bool ImCharIsSpace(int c) { return c == ' ' || c == '\t' || c == 0x3000; }
@ -686,7 +686,7 @@ static const char* ImStristr(const char* haystack, const char* needle, const cha
// Pass data_size==0 for zero-terminated string
// Try to replace with FNV1a hash?
static ImU32 ImCrc32(const void* data, size_t data_size, ImU32 seed = 0)
static ImU32 ImHash(const void* data, size_t data_size, ImU32 seed = 0)
{
static ImU32 crc32_lut[256] = { 0 };
if (!crc32_lut[1])
@ -1451,7 +1451,7 @@ void ImGuiTextBuffer::append(const char* fmt, ...)
ImGuiWindow::ImGuiWindow(const char* name)
{
Name = ImStrdup(name);
ID = ImCrc32(name, 0);
ID = ImHash(name, 0);
IDStack.push_back(ID);
Flags = 0;
@ -1500,7 +1500,7 @@ ImGuiWindow::~ImGuiWindow()
ImGuiID ImGuiWindow::GetID(const char* str)
{
ImGuiID seed = IDStack.back();
const ImGuiID id = ImCrc32(str, 0, seed);
const ImGuiID id = ImHash(str, 0, seed);
RegisterAliveId(id);
return id;
}
@ -1508,7 +1508,7 @@ ImGuiID ImGuiWindow::GetID(const char* str)
ImGuiID ImGuiWindow::GetID(const void* ptr)
{
ImGuiID seed = IDStack.back();
const ImGuiID id = ImCrc32(&ptr, sizeof(void*), seed);
const ImGuiID id = ImHash(&ptr, sizeof(void*), seed);
RegisterAliveId(id);
return id;
}
@ -1580,7 +1580,7 @@ void ImGui::MemFree(void* ptr)
static ImGuiIniData* FindWindowSettings(const char* name)
{
ImGuiState& g = *GImGui;
ImGuiID id = ImCrc32(name, 0);
ImGuiID id = ImHash(name, 0);
for (size_t i = 0; i != g.Settings.size(); i++)
{
ImGuiIniData* ini = g.Settings[i];
@ -1595,7 +1595,7 @@ static ImGuiIniData* AddWindowSettings(const char* name)
ImGuiIniData* ini = (ImGuiIniData*)ImGui::MemAlloc(sizeof(ImGuiIniData));
new(ini) ImGuiIniData();
ini->Name = ImStrdup(name);
ini->ID = ImCrc32(name, 0);
ini->ID = ImHash(name, 0);
ini->Collapsed = false;
ini->Pos = ImVec2(FLT_MAX,FLT_MAX);
ini->Size = ImVec2(0,0);
@ -2656,7 +2656,7 @@ static ImGuiWindow* FindWindowByName(const char* name)
{
// FIXME-OPT: Store sorted hashes -> pointers.
ImGuiState& g = *GImGui;
ImGuiID id = ImCrc32(name, 0);
ImGuiID id = ImHash(name, 0);
for (size_t i = 0; i < g.Windows.size(); i++)
if (g.Windows[i]->ID == id)
return g.Windows[i];