JonKazama-Hellion/HellionChat
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perf(themes): read abgr from theme cache in PushGlobal and Push

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Jon Kazama
2026-05-07 15:28:52 +02:00
parent 0d2ee63420
commit aff2528a6f
1 changed files with 55 additions and 50 deletions
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HellionChat/Ui/HellionStyle.cs
+53 -48
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@@ -19,21 +19,21 @@ internal static class HellionStyle
/// </summary>
internal static IDisposable Push(Theme theme)
{
var c = theme.Colors;
var a = theme.AbgrCache;
var stack = new StackHandle();
stack.PushColor(ImGuiCol.Button, c.Primary);
stack.PushColor(ImGuiCol.ButtonHovered, c.PrimaryLight);
stack.PushColor(ImGuiCol.ButtonActive, c.PrimaryDark);
stack.PushColor(ImGuiCol.FrameBg, c.FrameBg);
stack.PushColor(ImGuiCol.FrameBgHovered, c.SurfaceHover);
stack.PushColor(ImGuiCol.FrameBgActive, c.Surface);
stack.PushColor(ImGuiCol.Border, c.Border);
stack.PushColor(ImGuiCol.Header, c.Surface);
stack.PushColor(ImGuiCol.HeaderHovered, c.SurfaceHover);
stack.PushColor(ImGuiCol.HeaderActive, c.Identity);
stack.PushColor(ImGuiCol.CheckMark, c.Primary);
stack.PushColor(ImGuiCol.SliderGrab, c.Primary);
stack.PushColor(ImGuiCol.SliderGrabActive, c.PrimaryLight);
stack.PushColorAbgr(ImGuiCol.Button, a.Primary);
stack.PushColorAbgr(ImGuiCol.ButtonHovered, a.PrimaryLight);
stack.PushColorAbgr(ImGuiCol.ButtonActive, a.PrimaryDark);
stack.PushColorAbgr(ImGuiCol.FrameBg, a.FrameBg);
stack.PushColorAbgr(ImGuiCol.FrameBgHovered, a.SurfaceHover);
stack.PushColorAbgr(ImGuiCol.FrameBgActive, a.Surface);
stack.PushColorAbgr(ImGuiCol.Border, a.Border);
stack.PushColorAbgr(ImGuiCol.Header, a.Surface);
stack.PushColorAbgr(ImGuiCol.HeaderHovered, a.SurfaceHover);
stack.PushColorAbgr(ImGuiCol.HeaderActive, a.Identity);
stack.PushColorAbgr(ImGuiCol.CheckMark, a.Primary);
stack.PushColorAbgr(ImGuiCol.SliderGrab, a.Primary);
stack.PushColorAbgr(ImGuiCol.SliderGrabActive, a.PrimaryLight);
return stack;
}
@@ -48,6 +48,7 @@ internal static class HellionStyle
{
var c = theme.Colors;
var l = theme.Layout;
var a = theme.AbgrCache;
var stack = new StackHandle();
var alphaByte = (uint)Math.Clamp((int)(windowOpacity * 255f), 0x55, 0xFF);
@@ -76,60 +77,61 @@ internal static class HellionStyle
stack.PushStyleVar(ImGuiStyleVar.WindowBorderSize, l.WindowBorderSize);
stack.PushStyleVar(ImGuiStyleVar.FrameBorderSize, l.FrameBorderSize);
// Surfaces
// Surfaces — WindowBg/ChildBg use the per-push opacity-modulated value,
// so they go through the RGBA path; everything else reads from cache.
stack.PushColor(ImGuiCol.WindowBg, windowBgWithAlpha);
stack.PushColor(ImGuiCol.ChildBg, childBgWithAlpha);
stack.PushColor(ImGuiCol.PopupBg, c.ChildBg);
stack.PushColor(ImGuiCol.Border, c.Border);
stack.PushColor(ImGuiCol.BorderShadow, 0u);
stack.PushColorAbgr(ImGuiCol.PopupBg, a.ChildBg);
stack.PushColorAbgr(ImGuiCol.Border, a.Border);
stack.PushColorAbgr(ImGuiCol.BorderShadow, 0u);
// Frames
stack.PushColor(ImGuiCol.FrameBg, c.FrameBg);
stack.PushColor(ImGuiCol.FrameBgHovered, c.SurfaceHover);
stack.PushColor(ImGuiCol.FrameBgActive, c.Surface);
stack.PushColorAbgr(ImGuiCol.FrameBg, a.FrameBg);
stack.PushColorAbgr(ImGuiCol.FrameBgHovered, a.SurfaceHover);
stack.PushColorAbgr(ImGuiCol.FrameBgActive, a.Surface);
// Title bars
stack.PushColor(ImGuiCol.TitleBg, c.WindowBg);
stack.PushColor(ImGuiCol.TitleBgActive, c.Identity);
stack.PushColor(ImGuiCol.TitleBgCollapsed, c.WindowBg);
stack.PushColorAbgr(ImGuiCol.TitleBg, a.WindowBg);
stack.PushColorAbgr(ImGuiCol.TitleBgActive, a.Identity);
stack.PushColorAbgr(ImGuiCol.TitleBgCollapsed, a.WindowBg);
// Buttons
stack.PushColor(ImGuiCol.Button, c.Primary);
stack.PushColor(ImGuiCol.ButtonHovered, c.PrimaryLight);
stack.PushColor(ImGuiCol.ButtonActive, c.PrimaryDark);
stack.PushColorAbgr(ImGuiCol.Button, a.Primary);
stack.PushColorAbgr(ImGuiCol.ButtonHovered, a.PrimaryLight);
stack.PushColorAbgr(ImGuiCol.ButtonActive, a.PrimaryDark);
// Headers / selectables
stack.PushColor(ImGuiCol.Header, c.Surface);
stack.PushColor(ImGuiCol.HeaderHovered, c.SurfaceHover);
stack.PushColor(ImGuiCol.HeaderActive, c.Identity);
stack.PushColorAbgr(ImGuiCol.Header, a.Surface);
stack.PushColorAbgr(ImGuiCol.HeaderHovered, a.SurfaceHover);
stack.PushColorAbgr(ImGuiCol.HeaderActive, a.Identity);
// Tabs
stack.PushColor(ImGuiCol.Tab, c.FrameBg);
stack.PushColor(ImGuiCol.TabHovered, c.PrimaryLight);
stack.PushColor(ImGuiCol.TabActive, c.Identity);
stack.PushColor(ImGuiCol.TabUnfocused, c.ChildBg);
stack.PushColor(ImGuiCol.TabUnfocusedActive, c.PrimaryDark);
stack.PushColorAbgr(ImGuiCol.Tab, a.FrameBg);
stack.PushColorAbgr(ImGuiCol.TabHovered, a.PrimaryLight);
stack.PushColorAbgr(ImGuiCol.TabActive, a.Identity);
stack.PushColorAbgr(ImGuiCol.TabUnfocused, a.ChildBg);
stack.PushColorAbgr(ImGuiCol.TabUnfocusedActive, a.PrimaryDark);
// Scrollbar
stack.PushColor(ImGuiCol.ScrollbarBg, c.WindowBg);
stack.PushColor(ImGuiCol.ScrollbarGrab, c.Surface);
stack.PushColor(ImGuiCol.ScrollbarGrabHovered, c.AccentLight);
stack.PushColor(ImGuiCol.ScrollbarGrabActive, c.Accent);
stack.PushColorAbgr(ImGuiCol.ScrollbarBg, a.WindowBg);
stack.PushColorAbgr(ImGuiCol.ScrollbarGrab, a.Surface);
stack.PushColorAbgr(ImGuiCol.ScrollbarGrabHovered, a.AccentLight);
stack.PushColorAbgr(ImGuiCol.ScrollbarGrabActive, a.Accent);
// Resize grip
stack.PushColor(ImGuiCol.ResizeGrip, c.FrameBg);
stack.PushColor(ImGuiCol.ResizeGripHovered, c.AccentLight);
stack.PushColor(ImGuiCol.ResizeGripActive, c.Accent);
stack.PushColorAbgr(ImGuiCol.ResizeGrip, a.FrameBg);
stack.PushColorAbgr(ImGuiCol.ResizeGripHovered, a.AccentLight);
stack.PushColorAbgr(ImGuiCol.ResizeGripActive, a.Accent);
// Check mark + slider grab
stack.PushColor(ImGuiCol.CheckMark, c.Primary);
stack.PushColor(ImGuiCol.SliderGrab, c.Primary);
stack.PushColor(ImGuiCol.SliderGrabActive, c.PrimaryLight);
stack.PushColorAbgr(ImGuiCol.CheckMark, a.Primary);
stack.PushColorAbgr(ImGuiCol.SliderGrab, a.Primary);
stack.PushColorAbgr(ImGuiCol.SliderGrabActive, a.PrimaryLight);
// Separator
stack.PushColor(ImGuiCol.Separator, c.Border);
stack.PushColor(ImGuiCol.SeparatorHovered, c.PrimaryLight);
stack.PushColor(ImGuiCol.SeparatorActive, c.Primary);
stack.PushColorAbgr(ImGuiCol.Separator, a.Border);
stack.PushColorAbgr(ImGuiCol.SeparatorHovered, a.PrimaryLight);
stack.PushColorAbgr(ImGuiCol.SeparatorActive, a.Primary);
return stack;
}
@@ -141,6 +143,9 @@ internal static class HellionStyle
internal void PushColor(ImGuiCol slot, uint rgba)
=> _items.Add(ImRaii.PushColor(slot, ColourUtil.RgbaToAbgr(rgba)));
internal void PushColorAbgr(ImGuiCol slot, uint abgr)
=> _items.Add(ImRaii.PushColor(slot, abgr));
internal void PushStyleVar(ImGuiStyleVar var, float value)
=> _items.Add(ImRaii.PushStyle(var, value));