| /* |
| * Copyright 2010 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "src/gpu/ganesh/GrFixedClip.h" |
| |
| #include "src/gpu/ganesh/GrAppliedClip.h" |
| |
| SkIRect GrFixedClip::getConservativeBounds() const { |
| return fScissorState.rect(); |
| } |
| |
| GrClip::PreClipResult GrFixedClip::preApply(const SkRect& drawBounds, GrAA aa) const { |
| SkIRect pixelBounds = GetPixelIBounds(drawBounds, aa); |
| if (!SkIRect::Intersects(fScissorState.rect(), pixelBounds)) { |
| return Effect::kClippedOut; |
| } |
| |
| if (fWindowRectsState.enabled()) { |
| return Effect::kClipped; |
| } |
| |
| if (!fScissorState.enabled() || fScissorState.rect().contains(pixelBounds)) { |
| // Either no scissor or the scissor doesn't clip the draw |
| return Effect::kUnclipped; |
| } |
| // Report the scissor as a degenerate round rect |
| return {SkRect::Make(fScissorState.rect()), GrAA::kNo}; |
| } |
| |
| GrClip::Effect GrFixedClip::apply(GrAppliedHardClip* out, SkIRect* bounds) const { |
| if (!SkIRect::Intersects(fScissorState.rect(), *bounds)) { |
| return Effect::kClippedOut; |
| } |
| |
| Effect effect = Effect::kUnclipped; |
| if (fScissorState.enabled() && !fScissorState.rect().contains(*bounds)) { |
| SkAssertResult(bounds->intersect(fScissorState.rect())); |
| out->setScissor(*bounds); |
| effect = Effect::kClipped; |
| } |
| |
| if (fWindowRectsState.enabled()) { |
| out->addWindowRectangles(fWindowRectsState); |
| // We could iterate each window rectangle to check for intersection, but be conservative |
| // and report that it's clipped |
| effect = Effect::kClipped; |
| } |
| |
| return effect; |
| } |