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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrTextureOpList.h"
#include "GrAuditTrail.h"
#include "GrGpu.h"
#include "GrResourceAllocator.h"
#include "GrTextureProxy.h"
#include "SkStringUtils.h"
#include "ops/GrCopySurfaceOp.h"
////////////////////////////////////////////////////////////////////////////////
GrTextureOpList::GrTextureOpList(GrResourceProvider* resourceProvider,
GrTextureProxy* proxy,
GrAuditTrail* auditTrail)
: INHERITED(resourceProvider, proxy, auditTrail) {
}
GrTextureOpList::~GrTextureOpList() {
}
////////////////////////////////////////////////////////////////////////////////
#ifdef SK_DEBUG
void GrTextureOpList::dump() const {
INHERITED::dump();
SkDebugf("ops (%d):\n", fRecordedOps.count());
for (int i = 0; i < fRecordedOps.count(); ++i) {
if (!fRecordedOps[i]) {
SkDebugf("%d: <failed instantiation>\n", i);
} else {
SkDebugf("*******************************\n");
SkDebugf("%d: %s\n", i, fRecordedOps[i]->name());
SkString str = fRecordedOps[i]->dumpInfo();
SkDebugf("%s\n", str.c_str());
const SkRect& clippedBounds = fRecordedOps[i]->bounds();
SkDebugf("ClippedBounds: [L: %.2f, T: %.2f, R: %.2f, B: %.2f]\n",
clippedBounds.fLeft, clippedBounds.fTop, clippedBounds.fRight,
clippedBounds.fBottom);
}
}
}
#endif
void GrTextureOpList::onPrepare(GrOpFlushState* flushState) {
SkASSERT(this->isClosed());
// Loop over the ops that haven't yet generated their geometry
for (int i = 0; i < fRecordedOps.count(); ++i) {
if (fRecordedOps[i]) {
GrOpFlushState::OpArgs opArgs = {
fRecordedOps[i].get(),
nullptr,
nullptr,
GrXferProcessor::DstProxy()
};
flushState->setOpArgs(&opArgs);
fRecordedOps[i]->prepare(flushState);
flushState->setOpArgs(nullptr);
}
}
}
bool GrTextureOpList::onExecute(GrOpFlushState* flushState) {
if (0 == fRecordedOps.count()) {
return false;
}
std::unique_ptr<GrGpuTextureCommandBuffer> commandBuffer(
flushState->gpu()->createCommandBuffer(fTarget.get()->priv().peekTexture(),
fTarget.get()->origin()));
flushState->setCommandBuffer(commandBuffer.get());
for (int i = 0; i < fRecordedOps.count(); ++i) {
GrOpFlushState::OpArgs opArgs = {
fRecordedOps[i].get(),
nullptr,
nullptr,
GrXferProcessor::DstProxy()
};
flushState->setOpArgs(&opArgs);
fRecordedOps[i]->execute(flushState);
flushState->setOpArgs(nullptr);
}
commandBuffer->submit();
flushState->setCommandBuffer(nullptr);
return true;
}
void GrTextureOpList::endFlush() {
fRecordedOps.reset();
INHERITED::endFlush();
}
////////////////////////////////////////////////////////////////////////////////
// This closely parallels GrRenderTargetOpList::copySurface but renderTargetOpList
// stores extra data with the op
bool GrTextureOpList::copySurface(const GrCaps& caps,
GrSurfaceProxy* dst,
GrSurfaceProxy* src,
const SkIRect& srcRect,
const SkIPoint& dstPoint) {
SkASSERT(dst == fTarget.get());
std::unique_ptr<GrOp> op = GrCopySurfaceOp::Make(dst, src, srcRect, dstPoint);
if (!op) {
return false;
}
auto addDependency = [ &caps, this ] (GrSurfaceProxy* p) {
this->addDependency(p, caps);
};
op->visitProxies(addDependency);
this->recordOp(std::move(op));
return true;
}
void GrTextureOpList::purgeOpsWithUninstantiatedProxies() {
bool hasUninstantiatedProxy = false;
auto checkInstantiation = [ &hasUninstantiatedProxy ] (GrSurfaceProxy* p) {
if (!p->priv().isInstantiated()) {
hasUninstantiatedProxy = true;
}
};
for (int i = 0; i < fRecordedOps.count(); ++i) {
const GrOp* op = fRecordedOps[i].get(); // only diff from the GrRenderTargetOpList version
hasUninstantiatedProxy = false;
if (op) {
op->visitProxies(checkInstantiation);
}
if (hasUninstantiatedProxy) {
// When instantiation of the proxy fails we drop the Op
fRecordedOps[i] = nullptr;
}
}
}
void GrTextureOpList::gatherProxyIntervals(GrResourceAllocator* alloc) const {
unsigned int cur = alloc->numOps();
// Add the interval for all the writes to this opList's target
if (fRecordedOps.count()) {
alloc->addInterval(fTarget.get(), cur, cur+fRecordedOps.count()-1);
} else {
// This can happen if there is a loadOp (e.g., a clear) but no other draws. In this case we
// still need to add an interval for the destination so we create a fake op# for
// the missing clear op.
alloc->addInterval(fTarget.get());
alloc->incOps();
}
auto gather = [ alloc SkDEBUGCODE(, this) ] (GrSurfaceProxy* p) {
alloc->addInterval(p SkDEBUGCODE(, p == fTarget.get()));
};
for (int i = 0; i < fRecordedOps.count(); ++i) {
const GrOp* op = fRecordedOps[i].get(); // only diff from the GrRenderTargetOpList version
if (op) {
op->visitProxies(gather);
}
// Even though the op may have been moved we still need to increment the op count to
// keep all the math consistent.
alloc->incOps();
}
}
void GrTextureOpList::recordOp(std::unique_ptr<GrOp> op) {
SkASSERT(fTarget.get());
// A closed GrOpList should never receive new/more ops
SkASSERT(!this->isClosed());
GR_AUDIT_TRAIL_ADD_OP(fAuditTrail, op.get(), fTarget.get()->uniqueID());
GrOP_INFO("Re-Recording (%s, opID: %u)\n"
"\tBounds LRTB (%f, %f, %f, %f)\n",
op->name(),
op->uniqueID(),
op->bounds().fLeft, op->bounds().fRight,
op->bounds().fTop, op->bounds().fBottom);
GrOP_INFO(SkTabString(op->dumpInfo(), 1).c_str());
GR_AUDIT_TRAIL_OP_RESULT_NEW(fAuditTrail, op.get());
fRecordedOps.emplace_back(std::move(op));
}
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