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Window, Inputs: Fixed resizing from edges when io.MousePos is not pixel-rounded by rounding mouse position input. (#2110)

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omar 2018-10-02 18:49:55 +02:00
parent ae7f833c69
commit fbfe193fcd
2 changed files with 5 additions and 0 deletions
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1
docs/CHANGELOG.txt
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@ -52,6 +52,7 @@ Other Changes:
- Window: Resizing from edges (with io.ConfigResizeWindowsFromEdges Beta flag) extends the hit region - Window: Resizing from edges (with io.ConfigResizeWindowsFromEdges Beta flag) extends the hit region
of root floating windows outside the window, making it easier to resize windows. Resize grips are also of root floating windows outside the window, making it easier to resize windows. Resize grips are also
extended accordingly so there are no discontinuity when hovering between borders and corners. (#1495, #822) extended accordingly so there are no discontinuity when hovering between borders and corners. (#1495, #822)
- Window, Inputs: Fixed resizing from edges when io.MousePos is not pixel-rounded by rounding mouse position input. (#2110)
- BeginChild(): Fixed BeginChild(const char*, ...) variation erroneously not applying the ID stack - BeginChild(): Fixed BeginChild(const char*, ...) variation erroneously not applying the ID stack
to the provided string to uniquely identify the child window. This was undoing an intentional change to the provided string to uniquely identify the child window. This was undoing an intentional change
introduced in 1.50 and broken in 1.60. (#1698, #894, #713). introduced in 1.50 and broken in 1.60. (#1698, #894, #713).

4
imgui.cpp
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@ -2933,6 +2933,10 @@ static void ImGui::UpdateMouseInputs()
{ {
ImGuiContext& g = *GImGui; ImGuiContext& g = *GImGui;
// Round mouse position to avoid spreading non-rounded position (e.g. UpdateManualResize doesn't support them well)
if (IsMousePosValid(&g.IO.MousePos))
g.IO.MousePos = ImFloor(g.IO.MousePos);
// If mouse just appeared or disappeared (usually denoted by -FLT_MAX components) we cancel out movement in MouseDelta // If mouse just appeared or disappeared (usually denoted by -FLT_MAX components) we cancel out movement in MouseDelta
if (IsMousePosValid(&g.IO.MousePos) && IsMousePosValid(&g.IO.MousePosPrev)) if (IsMousePosValid(&g.IO.MousePos) && IsMousePosValid(&g.IO.MousePosPrev))
g.IO.MouseDelta = g.IO.MousePos - g.IO.MousePosPrev; g.IO.MouseDelta = g.IO.MousePos - g.IO.MousePosPrev;