Drezil/imgui
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Moved static buffers into state

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No recursion in any of those functions. Tho keeping a lock api may be
preferable?
This commit is contained in:
ocornut 2015-03-16 09:54:28 +00:00
parent 733eedc477
commit f4970d0e00
1 changed files with 21 additions and 48 deletions
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69
imgui.cpp
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@ -1068,7 +1068,6 @@ struct ImGuiState
float FramerateSecPerFrame[120]; // calculate estimate of framerate for user
int FramerateSecPerFrameIdx;
float FramerateSecPerFrameAccum;
bool TempBufferLocked;
char TempBuffer[1024*3+1]; // temporary text buffer
ImGuiState()
@ -1218,26 +1217,6 @@ static void RegisterAliveId(ImGuiID id)
g.ActiveIdIsAlive = true;
}
static char* TempBufferLock()
{
ImGuiState& g = *GImGui;
IM_ASSERT(!g.TempBufferLocked);
g.TempBufferLocked = true;
return g.TempBuffer;
}
static void TempBufferUnlock()
{
ImGuiState& g = *GImGui;
IM_ASSERT(g.TempBufferLocked);
g.TempBufferLocked = false;
}
static size_t TempBufferSize()
{
return sizeof(GImGui->TempBuffer);
}
//-----------------------------------------------------------------------------
// Helper: Key->value storage
@ -3847,13 +3826,13 @@ ImGuiStorage* ImGui::GetStateStorage()
void ImGui::TextV(const char* fmt, va_list args)
{
ImGuiState& g = *GImGui;
ImGuiWindow* window = GetCurrentWindow();
if (window->SkipItems)
return;
static char buf[1024];
const char* text_end = buf + ImFormatStringV(buf, IM_ARRAYSIZE(buf), fmt, args);
TextUnformatted(buf, text_end);
const char* text_end = g.TempBuffer + ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
TextUnformatted(g.TempBuffer, text_end);
}
void ImGui::Text(const char* fmt, ...)
@ -4018,9 +3997,8 @@ void ImGui::LabelTextV(const char* label, const char* fmt, va_list args)
const ImGuiStyle& style = g.Style;
const float w = ImGui::CalcItemWidth();
static char buf[1024];
const char* value_text_begin = &buf[0];
const char* value_text_end = value_text_begin + ImFormatStringV(buf, IM_ARRAYSIZE(buf), fmt, args);
const char* value_text_begin = &g.TempBuffer[0];
const char* value_text_end = value_text_begin + ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
const ImVec2 label_size = CalcTextSize(label, NULL, true);
const ImGuiAabb value_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w + style.FramePadding.x*2, label_size.y));
@ -4530,9 +4508,8 @@ void ImGui::BulletTextV(const char* fmt, va_list args)
if (window->SkipItems)
return;
static char buf[1024];
const char* text_begin = buf;
const char* text_end = text_begin + ImFormatStringV(buf, IM_ARRAYSIZE(buf), fmt, args);
const char* text_begin = g.TempBuffer;
const char* text_end = text_begin + ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
const ImGuiStyle& style = g.Style;
const float line_height = window->FontSize();
@ -4559,18 +4536,18 @@ void ImGui::BulletText(const char* fmt, ...)
// If returning 'true' the node is open and the user is responsible for calling TreePop
bool ImGui::TreeNodeV(const char* str_id, const char* fmt, va_list args)
{
ImGuiState& g = *GImGui;
ImGuiWindow* window = GetCurrentWindow();
if (window->SkipItems)
return false;
static char buf[1024];
ImFormatStringV(buf, IM_ARRAYSIZE(buf), fmt, args);
ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
if (!str_id || !str_id[0])
str_id = fmt;
ImGui::PushID(str_id);
const bool opened = ImGui::CollapsingHeader(buf, "", false);
const bool opened = ImGui::CollapsingHeader(g.TempBuffer, "", false);
ImGui::PopID();
if (opened)
@ -4591,18 +4568,18 @@ bool ImGui::TreeNode(const char* str_id, const char* fmt, ...)
// If returning 'true' the node is open and the user is responsible for calling TreePop
bool ImGui::TreeNodeV(const void* ptr_id, const char* fmt, va_list args)
{
ImGuiState& g = *GImGui;
ImGuiWindow* window = GetCurrentWindow();
if (window->SkipItems)
return false;
static char buf[1024];
ImFormatStringV(buf, IM_ARRAYSIZE(buf), fmt, args);
ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
if (!ptr_id)
ptr_id = fmt;
ImGui::PushID(ptr_id);
const bool opened = ImGui::CollapsingHeader(buf, "", false);
const bool opened = ImGui::CollapsingHeader(g.TempBuffer, "", false);
ImGui::PopID();
if (opened)
@ -5899,10 +5876,8 @@ bool ImGui::InputText(const char* label, char* buf, size_t buf_size, ImGuiInputT
{
const int ib = edit_state.HasSelection() ? ImMin(edit_state.StbState.select_start, edit_state.StbState.select_end) : 0;
const int ie = edit_state.HasSelection() ? ImMax(edit_state.StbState.select_start, edit_state.StbState.select_end) : (int)edit_state.CurLenW;
char* tmp_buf = TempBufferLock();
ImTextStrToUtf8(tmp_buf, TempBufferSize(), edit_state.Text+ib, edit_state.Text+ie);
g.IO.SetClipboardTextFn(tmp_buf);
TempBufferUnlock();
ImTextStrToUtf8(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), edit_state.Text+ib, edit_state.Text+ie);
g.IO.SetClipboardTextFn(g.TempBuffer);
}
if (cut)
@ -5954,8 +5929,7 @@ bool ImGui::InputText(const char* label, char* buf, size_t buf_size, ImGuiInputT
// Note that as soon as we can focus into the input box, the in-widget value gets priority over any underlying modification of the input buffer
// FIXME: We actually always render 'buf' in RenderTextScrolledClipped
// FIXME-OPT: CPU waste to do this every time the widget is active, should mark dirty state from the stb_textedit callbacks
char* tmp_buf = TempBufferLock();
ImTextStrToUtf8(tmp_buf, TempBufferSize(), edit_state.Text, NULL);
ImTextStrToUtf8(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), edit_state.Text, NULL);
// User callback
if ((flags & (ImGuiInputTextFlags_CallbackCompletion | ImGuiInputTextFlags_CallbackHistory | ImGuiInputTextFlags_CallbackAlways)) != 0)
@ -5986,7 +5960,7 @@ bool ImGui::InputText(const char* label, char* buf, size_t buf_size, ImGuiInputT
ImGuiTextEditCallbackData callback_data;
callback_data.EventFlag = event_flag;
callback_data.EventKey = event_key;
callback_data.Buf = tmp_buf;
callback_data.Buf = g.TempBuffer;
callback_data.BufSize = edit_state.BufSizeA;
callback_data.BufDirty = false;
callback_data.Flags = flags;
@ -6001,7 +5975,7 @@ bool ImGui::InputText(const char* label, char* buf, size_t buf_size, ImGuiInputT
callback(&callback_data);
// Read back what user may have modified
IM_ASSERT(callback_data.Buf == tmp_buf); // Invalid to modify those fields
IM_ASSERT(callback_data.Buf == g.TempBuffer); // Invalid to modify those fields
IM_ASSERT(callback_data.BufSize == edit_state.BufSizeA);
IM_ASSERT(callback_data.Flags == flags);
if (callback_data.CursorPos != utf8_cursor_pos) edit_state.StbState.cursor = ImTextCountCharsFromUtf8(callback_data.Buf, callback_data.Buf + callback_data.CursorPos);
@ -6009,18 +5983,17 @@ bool ImGui::InputText(const char* label, char* buf, size_t buf_size, ImGuiInputT
if (callback_data.SelectionEnd != utf8_selection_end) edit_state.StbState.select_end = ImTextCountCharsFromUtf8(callback_data.Buf, callback_data.Buf + callback_data.SelectionEnd);
if (callback_data.BufDirty)
{
ImTextStrFromUtf8(edit_state.Text, IM_ARRAYSIZE(edit_state.Text), tmp_buf, NULL);
ImTextStrFromUtf8(edit_state.Text, IM_ARRAYSIZE(edit_state.Text), g.TempBuffer, NULL);
edit_state.CursorAnimReset();
}
}
}
if (strcmp(tmp_buf, buf) != 0)
if (strcmp(g.TempBuffer, buf) != 0)
{
ImFormatString(buf, buf_size, "%s", tmp_buf);
ImFormatString(buf, buf_size, "%s", g.TempBuffer);
value_changed = true;
}
TempBufferUnlock();
}
}