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ImDrawList: Prefixed internal functions with underscore, renamed UpdateClipRect() to _OnChangedClipRect(), UpdateTextureID() -> _OnChangedTextureID()

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This commit is contained in:
ocornut
2020-06-08 18:38:23 +02:00
parent e35a813d57
commit b1f2eacdf3
3 changed files with 25 additions and 25 deletions
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14
imgui.cpp
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@@ -2994,7 +2994,7 @@ void ImGui::GcCompactTransientWindowBuffers(ImGuiWindow* window)
window->MemoryDrawListIdxCapacity = window->DrawList->IdxBuffer.Capacity;
window->MemoryDrawListVtxCapacity = window->DrawList->VtxBuffer.Capacity;
window->IDStack.clear();
window->DrawList->ClearFreeMemory();
window->DrawList->_ClearFreeMemory();
window->DC.ChildWindows.clear();
window->DC.ItemFlagsStack.clear();
window->DC.ItemWidthStack.clear();
@@ -3777,11 +3777,11 @@ void ImGui::NewFrame()
if (g.IO.BackendFlags & ImGuiBackendFlags_RendererHasVtxOffset)
g.DrawListSharedData.InitialFlags |= ImDrawListFlags_AllowVtxOffset;
g.BackgroundDrawList.ResetForNewFrame();
g.BackgroundDrawList._ResetForNewFrame();
g.BackgroundDrawList.PushTextureID(g.IO.Fonts->TexID);
g.BackgroundDrawList.PushClipRectFullScreen();
g.ForegroundDrawList.ResetForNewFrame();
g.ForegroundDrawList._ResetForNewFrame();
g.ForegroundDrawList.PushTextureID(g.IO.Fonts->TexID);
g.ForegroundDrawList.PushClipRectFullScreen();
@@ -4019,8 +4019,8 @@ void ImGui::Shutdown(ImGuiContext* context)
g.OpenPopupStack.clear();
g.BeginPopupStack.clear();
g.DrawDataBuilder.ClearFreeMemory();
g.BackgroundDrawList.ClearFreeMemory();
g.ForegroundDrawList.ClearFreeMemory();
g.BackgroundDrawList._ClearFreeMemory();
g.ForegroundDrawList._ClearFreeMemory();
g.TabBars.Clear();
g.CurrentTabBarStack.clear();
@@ -4079,7 +4079,7 @@ static void AddDrawListToDrawData(ImVector<ImDrawList*>* out_list, ImDrawList* d
{
// Remove trailing command if unused.
// Technically we could return directly instead of popping, but this make things looks neat in Metrics window as well.
draw_list->PopUnusedDrawCmd();
draw_list->_PopUnusedDrawCmd();
if (draw_list->CmdBuffer.Size == 0)
return;
@@ -5859,7 +5859,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
// DRAWING
// Setup draw list and outer clipping rectangle
window->DrawList->ResetForNewFrame();
window->DrawList->_ResetForNewFrame();
window->DrawList->PushTextureID(g.Font->ContainerAtlas->TexID);
PushClipRect(host_rect.Min, host_rect.Max, false);

12
imgui.h
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@@ -1991,7 +1991,7 @@ struct ImDrawList
// If you want to create ImDrawList instances, pass them ImGui::GetDrawListSharedData() or create and use your own ImDrawListSharedData (so you can use ImDrawList without ImGui)
ImDrawList(const ImDrawListSharedData* shared_data) { _Data = shared_data; Flags = ImDrawListFlags_None; _VtxCurrentIdx = 0; _VtxWritePtr = NULL; _IdxWritePtr = NULL; _OwnerName = NULL; }
~ImDrawList() { ClearFreeMemory(); }
~ImDrawList() { _ClearFreeMemory(); }
IMGUI_API void PushClipRect(ImVec2 clip_rect_min, ImVec2 clip_rect_max, bool intersect_with_current_clip_rect = false); // Render-level scissoring. This is passed down to your render function but not used for CPU-side coarse clipping. Prefer using higher-level ImGui::PushClipRect() to affect logic (hit-testing and widget culling)
IMGUI_API void PushClipRectFullScreen();
IMGUI_API void PopClipRect();
@@ -2070,11 +2070,11 @@ struct ImDrawList
inline void PrimVtx(const ImVec2& pos, const ImVec2& uv, ImU32 col) { PrimWriteIdx((ImDrawIdx)_VtxCurrentIdx); PrimWriteVtx(pos, uv, col); } // Write vertex with unique index
// [Internal helpers]
IMGUI_API void ResetForNewFrame();
IMGUI_API void ClearFreeMemory();
IMGUI_API void PopUnusedDrawCmd();
IMGUI_API void UpdateClipRect();
IMGUI_API void UpdateTextureID();
IMGUI_API void _ResetForNewFrame();
IMGUI_API void _ClearFreeMemory();
IMGUI_API void _PopUnusedDrawCmd();
IMGUI_API void _OnChangedClipRect();
IMGUI_API void _OnChangedTextureID();
};
// All draw data to render a Dear ImGui frame

24
imgui_draw.cpp
View File

@@ -377,7 +377,7 @@ void ImDrawListSharedData::SetCircleSegmentMaxError(float max_error)
}
// Initialize before use in a new frame. We always have a command ready in the buffer.
void ImDrawList::ResetForNewFrame()
void ImDrawList::_ResetForNewFrame()
{
// Verify that the ImDrawCmd fields we want to memcmp() are contiguous in memory.
// (those should be IM_STATIC_ASSERT() in theory but with our pre C++11 setup the whole check doesn't compile with GCC)
@@ -400,7 +400,7 @@ void ImDrawList::ResetForNewFrame()
CmdBuffer.push_back(ImDrawCmd());
}
void ImDrawList::ClearFreeMemory()
void ImDrawList::_ClearFreeMemory()
{
CmdBuffer.clear();
IdxBuffer.clear();
@@ -439,7 +439,7 @@ void ImDrawList::AddDrawCmd()
// Pop trailing draw command (used before merging or presenting to user)
// Note that this leaves the ImDrawList in a state unfit for further commands, as most code assume that CmdBuffer.Size > 0 && CmdBuffer.back().UserCallback == NULL
void ImDrawList::PopUnusedDrawCmd()
void ImDrawList::_PopUnusedDrawCmd()
{
if (CmdBuffer.Size == 0)
return;
@@ -469,7 +469,7 @@ void ImDrawList::AddCallback(ImDrawCallback callback, void* callback_data)
// Our scheme may appears a bit unusual, basically we want the most-common calls AddLine AddRect etc. to not have to perform any check so we always have a command ready in the stack.
// The cost of figuring out if a new command has to be added or if we can merge is paid in those Update** functions only.
void ImDrawList::UpdateClipRect()
void ImDrawList::_OnChangedClipRect()
{
// If current command is used with different settings we need to add a new command
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
@@ -490,7 +490,7 @@ void ImDrawList::UpdateClipRect()
curr_cmd->ClipRect = _CmdHeader.ClipRect;
}
void ImDrawList::UpdateTextureID()
void ImDrawList::_OnChangedTextureID()
{
// If current command is used with different settings we need to add a new command
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
@@ -528,7 +528,7 @@ void ImDrawList::PushClipRect(ImVec2 cr_min, ImVec2 cr_max, bool intersect_with_
_ClipRectStack.push_back(cr);
_CmdHeader.ClipRect = cr;
UpdateClipRect();
_OnChangedClipRect();
}
void ImDrawList::PushClipRectFullScreen()
@@ -540,21 +540,21 @@ void ImDrawList::PopClipRect()
{
_ClipRectStack.pop_back();
_CmdHeader.ClipRect = (_ClipRectStack.Size == 0) ? _Data->ClipRectFullscreen : _ClipRectStack.Data[_ClipRectStack.Size - 1];
UpdateClipRect();
_OnChangedClipRect();
}
void ImDrawList::PushTextureID(ImTextureID texture_id)
{
_TextureIdStack.push_back(texture_id);
_CmdHeader.TextureId = texture_id;
UpdateTextureID();
_OnChangedTextureID();
}
void ImDrawList::PopTextureID()
{
_TextureIdStack.pop_back();
_CmdHeader.TextureId = (_TextureIdStack.Size == 0) ? (ImTextureID)NULL : _TextureIdStack.Data[_TextureIdStack.Size - 1];
UpdateTextureID();
_OnChangedTextureID();
}
// Reserve space for a number of vertices and indices.
@@ -1378,7 +1378,7 @@ void ImDrawListSplitter::Merge(ImDrawList* draw_list)
return;
SetCurrentChannel(draw_list, 0);
draw_list->PopUnusedDrawCmd();
draw_list->_PopUnusedDrawCmd();
// Calculate our final buffer sizes. Also fix the incorrect IdxOffset values in each command.
int new_cmd_buffer_count = 0;
@@ -1427,8 +1427,8 @@ void ImDrawListSplitter::Merge(ImDrawList* draw_list)
if (int sz = ch._IdxBuffer.Size) { memcpy(idx_write, ch._IdxBuffer.Data, sz * sizeof(ImDrawIdx)); idx_write += sz; }
}
draw_list->_IdxWritePtr = idx_write;
draw_list->UpdateClipRect(); // We call this instead of AddDrawCmd(), so that empty channels won't produce an extra draw call.
draw_list->UpdateTextureID();
draw_list->_OnChangedClipRect(); // We call this instead of AddDrawCmd(), so that empty channels won't produce an extra draw call.
draw_list->_OnChangedTextureID();
_Count = 1;
}