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Internals: Begin: Moved OuterRectClipped/InnerMainRect/InnerClipRect computation higher up in the function, next to ContentsRect/WorkRect code. Removed commented out debug drawing code which is now available in Metrics window.

This commit is contained in:
omar 2019-04-26 23:21:30 +02:00
parent 61d92580aa
commit 00b3c830db
1 changed files with 18 additions and 20 deletions
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38
imgui.cpp
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@ -5417,6 +5417,24 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
window->ContentsRegionRect.Max.x = window->Pos.x - window->Scroll.x - window->WindowPadding.x + (window->SizeContentsExplicit.x != 0.0f ? window->SizeContentsExplicit.x : (window->Size.x - window->ScrollbarSizes.x + window->WindowBorderSize));
window->ContentsRegionRect.Max.y = window->Pos.y - window->Scroll.y - window->WindowPadding.y + (window->SizeContentsExplicit.y != 0.0f ? window->SizeContentsExplicit.y : (window->Size.y - window->ScrollbarSizes.y + window->WindowBorderSize));
// Save clipped aabb so we can access it in constant-time in FindHoveredWindow()
window->OuterRectClipped = window->Rect();
window->OuterRectClipped.ClipWith(window->ClipRect);
// Inner rectangle
// We set this up after processing the resize grip so that our clip rectangle doesn't lag by a frame
// Note that if our window is collapsed we will end up with an inverted (~null) clipping rectangle which is the correct behavior.
window->InnerMainRect.Min.x = title_bar_rect.Min.x + window->WindowBorderSize;
window->InnerMainRect.Min.y = title_bar_rect.Max.y + window->MenuBarHeight() + (((flags & ImGuiWindowFlags_MenuBar) || !(flags & ImGuiWindowFlags_NoTitleBar)) ? style.FrameBorderSize : window->WindowBorderSize);
window->InnerMainRect.Max.x = window->Pos.x + window->Size.x - ImMax(window->ScrollbarSizes.x, window->WindowBorderSize);
window->InnerMainRect.Max.y = window->Pos.y + window->Size.y - ImMax(window->ScrollbarSizes.y, window->WindowBorderSize);
// Inner clipping rectangle
// Force round operator last to ensure that e.g. (int)(max.x-min.x) in user's render code produce correct result.
window->InnerClipRect.Min.x = ImFloor(0.5f + window->InnerMainRect.Min.x + ImMax(0.0f, ImFloor(window->WindowPadding.x * 0.5f - window->WindowBorderSize)));
window->InnerClipRect.Min.y = ImFloor(0.5f + window->InnerMainRect.Min.y);
window->InnerClipRect.Max.x = ImFloor(0.5f + window->InnerMainRect.Max.x - ImMax(0.0f, ImFloor(window->WindowPadding.x * 0.5f - window->WindowBorderSize)));
window->InnerClipRect.Max.y = ImFloor(0.5f + window->InnerMainRect.Max.y);
// Setup drawing context
// (NB: That term "drawing context / DC" lost its meaning a long time ago. Initially was meant to hold transient data only. Nowadays difference between window-> and window->DC-> is dubious.)
window->DC.Indent.x = 0.0f + window->WindowPadding.x - window->Scroll.x;
@ -5526,26 +5544,6 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
LogToClipboard();
*/
// Save clipped aabb so we can access it in constant-time in FindHoveredWindow()
window->OuterRectClipped = window->Rect();
window->OuterRectClipped.ClipWith(window->ClipRect);
// Inner rectangle
// We set this up after processing the resize grip so that our clip rectangle doesn't lag by a frame
// Note that if our window is collapsed we will end up with an inverted (~null) clipping rectangle which is the correct behavior.
window->InnerMainRect.Min.x = title_bar_rect.Min.x + window->WindowBorderSize;
window->InnerMainRect.Min.y = title_bar_rect.Max.y + window->MenuBarHeight() + (((flags & ImGuiWindowFlags_MenuBar) || !(flags & ImGuiWindowFlags_NoTitleBar)) ? style.FrameBorderSize : window->WindowBorderSize);
window->InnerMainRect.Max.x = window->Pos.x + window->Size.x - ImMax(window->ScrollbarSizes.x, window->WindowBorderSize);
window->InnerMainRect.Max.y = window->Pos.y + window->Size.y - ImMax(window->ScrollbarSizes.y, window->WindowBorderSize);
//window->DrawList->AddRect(window->InnerRect.Min, window->InnerRect.Max, IM_COL32_WHITE);
// Inner clipping rectangle
// Force round operator last to ensure that e.g. (int)(max.x-min.x) in user's render code produce correct result.
window->InnerClipRect.Min.x = ImFloor(0.5f + window->InnerMainRect.Min.x + ImMax(0.0f, ImFloor(window->WindowPadding.x*0.5f - window->WindowBorderSize)));
window->InnerClipRect.Min.y = ImFloor(0.5f + window->InnerMainRect.Min.y);
window->InnerClipRect.Max.x = ImFloor(0.5f + window->InnerMainRect.Max.x - ImMax(0.0f, ImFloor(window->WindowPadding.x*0.5f - window->WindowBorderSize)));
window->InnerClipRect.Max.y = ImFloor(0.5f + window->InnerMainRect.Max.y);
// We fill last item data based on Title Bar/Tab, in order for IsItemHovered() and IsItemActive() to be usable after Begin().
// This is useful to allow creating context menus on title bar only, etc.
window->DC.LastItemId = window->MoveId;