cc/output/software_renderer.cc - Issue 2179003003: cc: disable denorm handling before calling into Skia's filter code.

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Unified Diff: cc/output/software_renderer.cc

Issue 2179003003: cc: disable denorm handling before calling into Skia's filter code. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Protect orig_state_ member var with #ifdef __SSE__. Created 4 years, 5 months ago

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Index: cc/output/software_renderer.cc

diff --git a/cc/output/software_renderer.cc b/cc/output/software_renderer.cc

index 48e2d4f948bb977a01c281ce0731fbd507d415df..ddc5e4c1a1a09fa5560ae438361c888737016c51 100644

--- a/cc/output/software_renderer.cc

+++ b/cc/output/software_renderer.cc

@@ -678,6 +678,8 @@ sk_sp<SkImage> SoftwareRenderer::ApplyImageFilter(

}

SkPaint paint;

+ // Treat subnormal float values as zero for performance.

+ ScopedSubnormalFloatDisabler disabler;

paint.setImageFilter(filter->makeWithLocalMatrix(local_matrix));

surface->getCanvas()->translate(-dst_rect.x(), -dst_rect.y());

surface->getCanvas()->drawBitmap(to_filter, quad->rect.x(), quad->rect.y(),

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