diff options
Diffstat (limited to 'src/effects/SkOverdrawColorFilter.cpp')
| -rw-r--r-- | src/effects/SkOverdrawColorFilter.cpp | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/src/effects/SkOverdrawColorFilter.cpp b/src/effects/SkOverdrawColorFilter.cpp index bbeb028144..a4e13f9935 100644 --- a/src/effects/SkOverdrawColorFilter.cpp +++ b/src/effects/SkOverdrawColorFilter.cpp @@ -5,9 +5,12 @@ * found in the LICENSE file. */ +#include "SkArenaAlloc.h" #include "SkOverdrawColorFilter.h" #include "SkPM4f.h" +#include "SkRasterPipeline.h" #include "SkReadBuffer.h" +#include "../jumper/SkJumper.h" void SkOverdrawColorFilter::filterSpan(const SkPMColor src[], int count, SkPMColor dst[]) const { for (int x = 0; x < count; x++) { @@ -20,14 +23,28 @@ void SkOverdrawColorFilter::filterSpan(const SkPMColor src[], int count, SkPMCol } } -void SkOverdrawColorFilter::onFilterStage(const SkPM4f src[], int count, SkPM4f dst[]) const { - for (int i = 0; i < count; ++i) { - uint8_t alpha = (int)(src[i].a() * 255); - if (alpha >= kNumColors) { - alpha = kNumColors - 1; +void SkOverdrawColorFilter::onAppendStages(SkRasterPipeline* p, + SkColorSpace* dstCS, + SkArenaAlloc* alloc, + bool shader_is_opaque) const { + struct Ctx : public SkJumper_CallbackCtx { + const SkPMColor* colors; + }; + // TODO: do we care about transforming to dstCS? + auto ctx = alloc->make<Ctx>(); + ctx->colors = fColors; + ctx->fn = [](SkJumper_CallbackCtx* arg, int active_pixels) { + auto ctx = (Ctx*)arg; + auto pixels = (SkPM4f*)ctx->rgba; + for (int i = 0; i < active_pixels; i++) { + uint8_t alpha = (int)(pixels[i].a() * 255); + if (alpha >= kNumColors) { + alpha = kNumColors - 1; + } + pixels[i] = SkPM4f::FromPMColor(ctx->colors[alpha]); } - dst[i] = SkPM4f::FromPMColor(fColors[alpha]); - } + }; + p->append(SkRasterPipeline::callback, ctx); } void SkOverdrawColorFilter::toString(SkString* str) const { |