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Always perform color correction and debanding on nonlinear sRGB values.

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Fixes #107730

Co-authored-by: LuoZhihao <luo_zhihao@outlook.com>
This commit is contained in:
Allen Pestaluky
2025-07-07 16:38:17 -04:00
parent 4d1f26e1fd
commit a1591512f8
15 changed files with 82 additions and 20 deletions
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7
servers/rendering/renderer_rd/effects/tone_mapper.cpp
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@@ -123,7 +123,8 @@ void ToneMapper::tonemapper(RID p_source_color, RID p_dst_framebuffer, const Ton
tonemap.push_constant.flags |= p_settings.use_color_correction ? TONEMAP_FLAG_USE_COLOR_CORRECTION : 0;
tonemap.push_constant.flags |= p_settings.use_fxaa ? TONEMAP_FLAG_USE_FXAA : 0;
tonemap.push_constant.flags |= p_settings.use_debanding ? TONEMAP_FLAG_USE_DEBANDING : 0;
// When convert_to_srgb is false: postpone debanding until convert_to_srgb is true (usually during blit).
tonemap.push_constant.flags |= (p_settings.use_debanding && p_settings.convert_to_srgb) ? TONEMAP_FLAG_USE_DEBANDING : 0;
tonemap.push_constant.pixel_size[0] = 1.0 / p_settings.texture_size.x;
tonemap.push_constant.pixel_size[1] = 1.0 / p_settings.texture_size.y;
@@ -207,8 +208,8 @@ void ToneMapper::tonemapper(RD::DrawListID p_subpass_draw_list, RID p_source_col
tonemap.push_constant.auto_exposure_scale = p_settings.auto_exposure_scale;
tonemap.push_constant.flags |= p_settings.use_color_correction ? TONEMAP_FLAG_USE_COLOR_CORRECTION : 0;
tonemap.push_constant.flags |= p_settings.use_debanding ? TONEMAP_FLAG_USE_DEBANDING : 0;
// When convert_to_srgb is false: postpone debanding until convert_to_srgb is true (usually during blit).
tonemap.push_constant.flags |= (p_settings.use_debanding && p_settings.convert_to_srgb) ? TONEMAP_FLAG_USE_DEBANDING : 0;
tonemap.push_constant.luminance_multiplier = p_settings.luminance_multiplier;
tonemap.push_constant.flags |= p_settings.convert_to_srgb ? TONEMAP_FLAG_CONVERT_TO_SRGB : 0;