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Improve disabled overlay

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Disabled overlay now respects the theme background color, as well as
the theme inactive overlay color, improving readability across themes.
This commit is contained in:
righthandprincess
2024-01-29 22:22:48 -06:00
committed by Ryan Fleury
parent 4bc82db69e
commit 3e911a8c64
1 changed files with 16 additions and 1 deletions
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src/df/gfx/df_gfx.c
+16 -1
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@@ -6624,7 +6624,22 @@ df_window_update_and_render(Arena *arena, OS_EventList *events, DF_Window *ws, D
// rjf: disabled overlay
if(b->disabled_t >= 0.005f)
{
R_Rect2DInst *inst = d_rect(b->rect, v4f32(0, 0, 0, 0.5f*b->disabled_t), 0, 0, 1);
// rhp: disabled overlay color blends from plain background and inactive panel overlay
Vec4F32 bg = df_rgba_from_theme_color(DF_ThemeColor_PlainBackground);
Vec4F32 ov = df_rgba_from_theme_color(DF_ThemeColor_InactivePanelOverlay);
Vec4F32 color = {};
color.x = bg.x * bg.w + ov.x * ov.w * (1.0f - bg.w);
color.y = bg.y * bg.w + ov.y * ov.w * (1.0f - bg.w);
color.z = bg.z * bg.w + ov.z * ov.w * (1.0f - bg.w);
color.w = bg.w + ov.w * (1.0f - bg.w);
if (1.0f - color.w < 0.01f)
{
color.x *= color.w;
color.y *= color.w;
color.z *= color.w;
}
color.w = 0.60f * b->disabled_t;
R_Rect2DInst *inst = d_rect(b->rect, color, 0, 0, 1);
MemoryCopyArray(inst->corner_radii, b->corner_radii);
}