diff options
Diffstat (limited to 'source/blender/blenkernel/intern/attribute_math.cc')
| -rw-r--r-- | source/blender/blenkernel/intern/attribute_math.cc | 69 |
1 files changed, 59 insertions, 10 deletions
diff --git a/source/blender/blenkernel/intern/attribute_math.cc b/source/blender/blenkernel/intern/attribute_math.cc index c38df2a2969..d8102b4eeb8 100644 --- a/source/blender/blenkernel/intern/attribute_math.cc +++ b/source/blender/blenkernel/intern/attribute_math.cc @@ -4,13 +4,31 @@ namespace blender::attribute_math { -ColorGeometry4fMixer::ColorGeometry4fMixer(MutableSpan<ColorGeometry4f> output_buffer, +ColorGeometry4fMixer::ColorGeometry4fMixer(MutableSpan<ColorGeometry4f> buffer, ColorGeometry4f default_color) - : buffer_(output_buffer), - default_color_(default_color), - total_weights_(output_buffer.size(), 0.0f) + : ColorGeometry4fMixer(buffer, buffer.index_range(), default_color) +{ +} + +ColorGeometry4fMixer::ColorGeometry4fMixer(MutableSpan<ColorGeometry4f> buffer, + const IndexMask mask, + const ColorGeometry4f default_color) + : buffer_(buffer), default_color_(default_color), total_weights_(buffer.size(), 0.0f) { - buffer_.fill(ColorGeometry4f(0.0f, 0.0f, 0.0f, 0.0f)); + const ColorGeometry4f zero{0.0f, 0.0f, 0.0f, 0.0f}; + mask.foreach_index([&](const int64_t i) { buffer_[i] = zero; }); +} + +void ColorGeometry4fMixer::set(const int64_t index, + const ColorGeometry4f &color, + const float weight) +{ + BLI_assert(weight >= 0.0f); + buffer_[index].r = color.r * weight; + buffer_[index].g = color.g * weight; + buffer_[index].b = color.b * weight; + buffer_[index].a = color.a * weight; + total_weights_[index] = weight; } void ColorGeometry4fMixer::mix_in(const int64_t index, @@ -28,7 +46,12 @@ void ColorGeometry4fMixer::mix_in(const int64_t index, void ColorGeometry4fMixer::finalize() { - for (const int64_t i : buffer_.index_range()) { + this->finalize(buffer_.index_range()); +} + +void ColorGeometry4fMixer::finalize(const IndexMask mask) +{ + mask.foreach_index([&](const int64_t i) { const float weight = total_weights_[i]; ColorGeometry4f &output_color = buffer_[i]; if (weight > 0.0f) { @@ -41,16 +64,37 @@ void ColorGeometry4fMixer::finalize() else { output_color = default_color_; } - } + }); } ColorGeometry4bMixer::ColorGeometry4bMixer(MutableSpan<ColorGeometry4b> buffer, - ColorGeometry4b default_color) + const ColorGeometry4b default_color) + : ColorGeometry4bMixer(buffer, buffer.index_range(), default_color) +{ +} + +ColorGeometry4bMixer::ColorGeometry4bMixer(MutableSpan<ColorGeometry4b> buffer, + const IndexMask mask, + const ColorGeometry4b default_color) : buffer_(buffer), default_color_(default_color), total_weights_(buffer.size(), 0.0f), accumulation_buffer_(buffer.size(), float4(0, 0, 0, 0)) { + const ColorGeometry4b zero{0, 0, 0, 0}; + mask.foreach_index([&](const int64_t i) { buffer_[i] = zero; }); +} + +void ColorGeometry4bMixer::ColorGeometry4bMixer::set(int64_t index, + const ColorGeometry4b &color, + const float weight) +{ + BLI_assert(weight >= 0.0f); + accumulation_buffer_[index][0] = color.r * weight; + accumulation_buffer_[index][1] = color.g * weight; + accumulation_buffer_[index][2] = color.b * weight; + accumulation_buffer_[index][3] = color.a * weight; + total_weights_[index] = weight; } void ColorGeometry4bMixer::mix_in(int64_t index, const ColorGeometry4b &color, float weight) @@ -66,7 +110,12 @@ void ColorGeometry4bMixer::mix_in(int64_t index, const ColorGeometry4b &color, f void ColorGeometry4bMixer::finalize() { - for (const int64_t i : buffer_.index_range()) { + this->finalize(buffer_.index_range()); +} + +void ColorGeometry4bMixer::finalize(const IndexMask mask) +{ + mask.foreach_index([&](const int64_t i) { const float weight = total_weights_[i]; const float4 &accum_value = accumulation_buffer_[i]; ColorGeometry4b &output_color = buffer_[i]; @@ -80,7 +129,7 @@ void ColorGeometry4bMixer::finalize() else { output_color = default_color_; } - } + }); } } // namespace blender::attribute_math |