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- /*
- * 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/GrFixedClip.h"
- #include "src/gpu/GrAppliedClip.h"
- #include "src/gpu/GrRenderTargetContext.h"
- bool GrFixedClip::quickContains(const SkRect& rect) const {
- if (fWindowRectsState.enabled()) {
- return false;
- }
- return !fScissorState.enabled() || GrClip::IsInsideClip(fScissorState.rect(), rect);
- }
- void GrFixedClip::getConservativeBounds(int w, int h, SkIRect* devResult, bool* iior) const {
- devResult->setXYWH(0, 0, w, h);
- if (fScissorState.enabled()) {
- if (!devResult->intersect(fScissorState.rect())) {
- devResult->setEmpty();
- }
- }
- if (iior) {
- *iior = true;
- }
- }
- bool GrFixedClip::isRRect(const SkRect& rtBounds, SkRRect* rr, GrAA* aa) const {
- if (fWindowRectsState.enabled()) {
- return false;
- }
- if (fScissorState.enabled()) {
- SkRect rect = SkRect::Make(fScissorState.rect());
- if (!rect.intersects(rtBounds)) {
- return false;
- }
- rr->setRect(rect);
- *aa = GrAA::kNo;
- return true;
- }
- return false;
- };
- bool GrFixedClip::apply(int rtWidth, int rtHeight, GrAppliedHardClip* out, SkRect* bounds) const {
- if (fScissorState.enabled()) {
- SkIRect tightScissor = SkIRect::MakeWH(rtWidth, rtHeight);
- if (!tightScissor.intersect(fScissorState.rect())) {
- return false;
- }
- if (IsOutsideClip(tightScissor, *bounds)) {
- return false;
- }
- if (!IsInsideClip(fScissorState.rect(), *bounds)) {
- out->addScissor(tightScissor, bounds);
- }
- }
- if (fWindowRectsState.enabled()) {
- out->addWindowRectangles(fWindowRectsState);
- }
- return true;
- }
- const GrFixedClip& GrFixedClip::Disabled() {
- static const GrFixedClip disabled = GrFixedClip();
- return disabled;
- }
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