diff options
Diffstat (limited to 'Userland')
| -rw-r--r-- | Userland/Libraries/LibGfx/Painter.cpp | 59 | ||||
| -rw-r--r-- | Userland/Libraries/LibGfx/Painter.h | 1 |
2 files changed, 0 insertions, 60 deletions
diff --git a/Userland/Libraries/LibGfx/Painter.cpp b/Userland/Libraries/LibGfx/Painter.cpp index 5771b6f6d6..a4dd0a2544 100644 --- a/Userland/Libraries/LibGfx/Painter.cpp +++ b/Userland/Libraries/LibGfx/Painter.cpp @@ -1180,59 +1180,6 @@ ALWAYS_INLINE static void do_draw_integer_scaled_bitmap(Gfx::Bitmap& target, Int } } -template<bool has_alpha_channel, typename GetPixel> -ALWAYS_INLINE static void do_draw_box_sampled_scaled_bitmap(Gfx::Bitmap& target, IntRect const& dst_rect, IntRect const& clipped_rect, Gfx::Bitmap const& source, FloatRect const& src_rect, GetPixel get_pixel, float opacity) -{ - float source_pixel_width = src_rect.width() / dst_rect.width(); - float source_pixel_height = src_rect.height() / dst_rect.height(); - float source_pixel_area = source_pixel_width * source_pixel_height; - - for (int y = clipped_rect.top(); y <= clipped_rect.bottom(); ++y) { - auto* scanline = reinterpret_cast<Color*>(target.scanline(y)); - for (int x = clipped_rect.left(); x <= clipped_rect.right(); ++x) { - // Project the destination pixel in the source image - FloatRect source_box = { - src_rect.left() + (x - dst_rect.x()) * source_pixel_width, - src_rect.top() + (y - dst_rect.y()) * source_pixel_height, - source_pixel_width, - source_pixel_height, - }; - IntRect enclosing_source_box = enclosing_int_rect(source_box).intersected(source.rect()); - - // Sum the contribution of all source pixels inside the projected pixel - float red_accumulator = 0.f; - float green_accumulator = 0.f; - float blue_accumulator = 0.f; - float total_area = 0.f; - for (int sy = enclosing_source_box.y(); sy <= enclosing_source_box.bottom(); ++sy) { - for (int sx = enclosing_source_box.x(); sx <= enclosing_source_box.right(); ++sx) { - float area = source_box.intersected({ static_cast<float>(sx), static_cast<float>(sy), 1.f, 1.f }).size().area(); - - auto pixel = get_pixel(source, sx, sy); - area *= pixel.alpha() / 255.f; - - red_accumulator += pixel.red() * area; - green_accumulator += pixel.green() * area; - blue_accumulator += pixel.blue() * area; - total_area += area; - } - } - - Color src_pixel = { - round_to<u8>(min(red_accumulator / total_area, 255.f)), - round_to<u8>(min(green_accumulator / total_area, 255.f)), - round_to<u8>(min(blue_accumulator / total_area, 255.f)), - round_to<u8>(min(total_area * 255.f / source_pixel_area * opacity, 255.f)), - }; - - if constexpr (has_alpha_channel) - scanline[x] = scanline[x].blend(src_pixel); - else - scanline[x] = src_pixel; - } - } -} - template<bool has_alpha_channel, Painter::ScalingMode scaling_mode, typename GetPixel> ALWAYS_INLINE static void do_draw_scaled_bitmap(Gfx::Bitmap& target, IntRect const& dst_rect, IntRect const& clipped_rect, Gfx::Bitmap const& source, FloatRect const& src_rect, GetPixel get_pixel, float opacity) { @@ -1261,9 +1208,6 @@ ALWAYS_INLINE static void do_draw_scaled_bitmap(Gfx::Bitmap& target, IntRect con } } - if constexpr (scaling_mode == Painter::ScalingMode::BoxSampling) - return do_draw_box_sampled_scaled_bitmap<has_alpha_channel>(target, dst_rect, clipped_rect, source, src_rect, get_pixel, opacity); - bool has_opacity = opacity != 1.f; i64 shift = (i64)1 << 32; i64 fractional_mask = shift - (u64)1; @@ -1363,9 +1307,6 @@ ALWAYS_INLINE static void do_draw_scaled_bitmap(Gfx::Bitmap& target, IntRect con case Painter::ScalingMode::BilinearBlend: do_draw_scaled_bitmap<has_alpha_channel, Painter::ScalingMode::BilinearBlend>(target, dst_rect, clipped_rect, source, src_rect, get_pixel, opacity); break; - case Painter::ScalingMode::BoxSampling: - do_draw_scaled_bitmap<has_alpha_channel, Painter::ScalingMode::BoxSampling>(target, dst_rect, clipped_rect, source, src_rect, get_pixel, opacity); - break; case Painter::ScalingMode::None: do_draw_scaled_bitmap<has_alpha_channel, Painter::ScalingMode::None>(target, dst_rect, clipped_rect, source, src_rect, get_pixel, opacity); break; diff --git a/Userland/Libraries/LibGfx/Painter.h b/Userland/Libraries/LibGfx/Painter.h index 07f9eb6d5a..508bcac814 100644 --- a/Userland/Libraries/LibGfx/Painter.h +++ b/Userland/Libraries/LibGfx/Painter.h @@ -45,7 +45,6 @@ public: NearestNeighbor, SmoothPixels, BilinearBlend, - BoxSampling, None, }; |