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ImDrawList: Added missing early-out in AddPolyline() and AddConvexPolyFilled() when color alpha is zero. Window: Avoid rendering shapes for hidden resize grips.

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ocornut
2023-01-24 17:30:22 +01:00
parent f6db9e2f39
commit 739a79b1e9
3 changed files with 10 additions and 4 deletions
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5
imgui.cpp
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@ -5810,12 +5810,15 @@ void ImGui::RenderWindowDecorations(ImGuiWindow* window, const ImRect& title_bar
{
for (int resize_grip_n = 0; resize_grip_n < resize_grip_count; resize_grip_n++)
{
const ImU32 col = resize_grip_col[resize_grip_n];
if ((col & IM_COL32_A_MASK) == 0)
continue;
const ImGuiResizeGripDef& grip = resize_grip_def[resize_grip_n];
const ImVec2 corner = ImLerp(window->Pos, window->Pos + window->Size, grip.CornerPosN);
window->DrawList->PathLineTo(corner + grip.InnerDir * ((resize_grip_n & 1) ? ImVec2(window_border_size, resize_grip_draw_size) : ImVec2(resize_grip_draw_size, window_border_size)));
window->DrawList->PathLineTo(corner + grip.InnerDir * ((resize_grip_n & 1) ? ImVec2(resize_grip_draw_size, window_border_size) : ImVec2(window_border_size, resize_grip_draw_size)));
window->DrawList->PathArcToFast(ImVec2(corner.x + grip.InnerDir.x * (window_rounding + window_border_size), corner.y + grip.InnerDir.y * (window_rounding + window_border_size)), window_rounding, grip.AngleMin12, grip.AngleMax12);
window->DrawList->PathFillConvex(resize_grip_col[resize_grip_n]);
window->DrawList->PathFillConvex(col);
}
}