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/*
* Copyright 2018 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrCCClipPath.h"
#include "GrOnFlushResourceProvider.h"
#include "GrProxyProvider.h"
#include "GrTexture.h"
#include "ccpr/GrCCPerFlushResources.h"
void GrCCClipPath::init(GrProxyProvider* proxyProvider,
const SkPath& deviceSpacePath, const SkIRect& accessRect,
int rtWidth, int rtHeight) {
SkASSERT(!this->isInitialized());
fAtlasLazyProxy = proxyProvider->createFullyLazyProxy(
[this](GrResourceProvider* resourceProvider) {
if (!resourceProvider) {
return sk_sp<GrTexture>();
}
SkASSERT(fHasAtlas);
SkASSERT(!fHasAtlasTransform);
GrTextureProxy* textureProxy = fAtlas ? fAtlas->textureProxy() : nullptr;
if (!textureProxy || !textureProxy->instantiate(resourceProvider)) {
fAtlasScale = fAtlasTranslate = {0, 0};
SkDEBUGCODE(fHasAtlasTransform = true);
return sk_sp<GrTexture>();
}
SkASSERT(kTopLeft_GrSurfaceOrigin == textureProxy->origin());
fAtlasScale = {1.f / textureProxy->width(), 1.f / textureProxy->height()};
fAtlasTranslate.set(fDevToAtlasOffset.fX * fAtlasScale.x(),
fDevToAtlasOffset.fY * fAtlasScale.y());
SkDEBUGCODE(fHasAtlasTransform = true);
return sk_ref_sp(textureProxy->priv().peekTexture());
},
GrProxyProvider::Renderable::kYes, kTopLeft_GrSurfaceOrigin, kAlpha_half_GrPixelConfig);
fDeviceSpacePath = deviceSpacePath;
fDeviceSpacePath.getBounds().roundOut(&fPathDevIBounds);
fAccessRect = accessRect;
}
void GrCCClipPath::accountForOwnPath(GrCCPerFlushResourceSpecs* resourceSpecs) const {
SkASSERT(this->isInitialized());
++resourceSpecs->fNumClipPaths;
resourceSpecs->fParsingPathStats.statPath(fDeviceSpacePath);
SkIRect ibounds;
if (ibounds.intersect(fAccessRect, fPathDevIBounds)) {
resourceSpecs->fAtlasSpecs.accountForSpace(ibounds.width(), ibounds.height());
}
}
void GrCCClipPath::renderPathInAtlas(GrCCPerFlushResources* resources,
GrOnFlushResourceProvider* onFlushRP) {
SkASSERT(this->isInitialized());
SkASSERT(!fHasAtlas);
fAtlas = resources->renderDeviceSpacePathInAtlas(fAccessRect, fDeviceSpacePath, fPathDevIBounds,
&fDevToAtlasOffset);
SkDEBUGCODE(fHasAtlas = true);
}
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