OpsTask.cpp | Explore in Territory

/*
 * Copyright 2019 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/ops/OpsTask.h"

#include "include/core/SkSize.h"
#include "include/core/SkString.h"
#include "include/gpu/GpuTypes.h"
#include "include/gpu/ganesh/GrRecordingContext.h"
#include "include/private/base/SkPoint_impl.h"
#include "src/base/SkArenaAlloc.h"
#include "src/base/SkScopeExit.h"
#include "src/core/SkRectPriv.h"
#include "src/core/SkStringUtils.h"
#include "src/core/SkTraceEvent.h"
#include "src/gpu/ganesh/GrAppliedClip.h"
#include "src/gpu/ganesh/GrAttachment.h"
#include "src/gpu/ganesh/GrAuditTrail.h"
#include "src/gpu/ganesh/GrCaps.h"
#include "src/gpu/ganesh/GrGpu.h"
#include "src/gpu/ganesh/GrNativeRect.h"
#include "src/gpu/ganesh/GrOpFlushState.h"
#include "src/gpu/ganesh/GrOpsRenderPass.h"
#include "src/gpu/ganesh/GrRecordingContextPriv.h"
#include "src/gpu/ganesh/GrRenderTarget.h"
#include "src/gpu/ganesh/GrRenderTargetProxy.h"
#include "src/gpu/ganesh/GrResourceAllocator.h"
#include "src/gpu/ganesh/GrResourceProvider.h"
#include "src/gpu/ganesh/GrSurfaceProxyView.h"
#include "src/gpu/ganesh/GrTextureProxy.h"
#include "src/gpu/ganesh/GrTextureResolveManager.h"
#include "src/gpu/ganesh/geometry/GrRect.h"

#include <algorithm>
#include <cstddef>
#include <cstdint>
#include <functional>
#include <memory>
#include <utility>

class GrDrawingManager;
enum GrSurfaceOrigin : int;

usingnamespaceskia_private;

////////////////////////////////////////////////////////////////////////////////

namespace {

// Experimentally we have found that most combining occurs within the first 10 comparisons.
static const int kMaxOpMergeDistance = …;
static const int kMaxOpChainDistance = …;

////////////////////////////////////////////////////////////////////////////////

inline bool can_reorder(const SkRect& a, const SkRect& b) { … }

GrOpsRenderPass* create_render_pass(GrGpu* gpu,
                                    GrRenderTarget* rt,
                                    bool useMSAASurface,
                                    GrAttachment* stencil,
                                    GrSurfaceOrigin origin,
                                    const SkIRect& bounds,
                                    GrLoadOp colorLoadOp,
                                    const std::array<float, 4>& loadClearColor,
                                    GrLoadOp stencilLoadOp,
                                    GrStoreOp stencilStoreOp,
                                    const TArray<GrSurfaceProxy*, true>& sampledProxies,
                                    GrXferBarrierFlags renderPassXferBarriers) { … }

} // anonymous namespace

////////////////////////////////////////////////////////////////////////////////

namespace skgpu::ganesh {

inline OpsTask::OpChain::List::List(GrOp::Owner op)
        : … { … }

inline OpsTask::OpChain::List::List(List&& that) { … }

inline OpsTask::OpChain::List& OpsTask::OpChain::List::operator=(List&& that) { … }

inline GrOp::Owner OpsTask::OpChain::List::popHead() { … }

inline GrOp::Owner OpsTask::OpChain::List::removeOp(GrOp* op) { … }

inline void OpsTask::OpChain::List::pushHead(GrOp::Owner op) { … }

inline void OpsTask::OpChain::List::pushTail(GrOp::Owner op) { … }

inline void OpsTask::OpChain::List::validate() const { … }

////////////////////////////////////////////////////////////////////////////////

OpsTask::OpChain::OpChain(GrOp::Owner op, GrProcessorSet::Analysis processorAnalysis,
                          GrAppliedClip* appliedClip, const GrDstProxyView* dstProxyView)
        : … { … }

void OpsTask::OpChain::visitProxies(const GrVisitProxyFunc& func) const { … }

void OpsTask::OpChain::deleteOps() { … }

// Concatenates two op chains and attempts to merge ops across the chains. Assumes that we know that
// the two chains are chainable. Returns the new chain.
OpsTask::OpChain::List OpsTask::OpChain::DoConcat(List chainA, List chainB, const GrCaps& caps,
                                                  SkArenaAlloc* opsTaskArena,
                                                  GrAuditTrail* auditTrail) { … }

// Attempts to concatenate the given chain onto our own and merge ops across the chains. Returns
// whether the operation succeeded. On success, the provided list will be returned empty.
bool OpsTask::OpChain::tryConcat(
        List* list, GrProcessorSet::Analysis processorAnalysis, const GrDstProxyView& dstProxyView,
        const GrAppliedClip* appliedClip, const SkRect& bounds, const GrCaps& caps,
        SkArenaAlloc* opsTaskArena, GrAuditTrail* auditTrail) { … }

bool OpsTask::OpChain::prependChain(OpChain* that, const GrCaps& caps, SkArenaAlloc* opsTaskArena,
                                    GrAuditTrail* auditTrail) { … }

GrOp::Owner OpsTask::OpChain::appendOp(
        GrOp::Owner op, GrProcessorSet::Analysis processorAnalysis,
        const GrDstProxyView* dstProxyView, const GrAppliedClip* appliedClip, const GrCaps& caps,
        SkArenaAlloc* opsTaskArena, GrAuditTrail* auditTrail) { … }

inline void OpsTask::OpChain::validate() const { … }

////////////////////////////////////////////////////////////////////////////////

OpsTask::OpsTask(GrDrawingManager* drawingMgr,
                 GrSurfaceProxyView view,
                 GrAuditTrail* auditTrail,
                 sk_sp<GrArenas> arenas)
        : … { … }

void OpsTask::deleteOps() { … }

OpsTask::~OpsTask() { … }

void OpsTask::addOp(GrDrawingManager* drawingMgr, GrOp::Owner op,
                    GrTextureResolveManager textureResolveManager, const GrCaps& caps) { … }

void OpsTask::addDrawOp(GrDrawingManager* drawingMgr, GrOp::Owner op, bool usesMSAA,
                        const GrProcessorSet::Analysis& processorAnalysis, GrAppliedClip&& clip,
                        const GrDstProxyView& dstProxyView,
                        GrTextureResolveManager textureResolveManager, const GrCaps& caps) { … }

void OpsTask::endFlush(GrDrawingManager* drawingMgr) { … }

void OpsTask::onPrePrepare(GrRecordingContext* context) { … }

void OpsTask::onPrepare(GrOpFlushState* flushState) { … }

// TODO: this is where GrOp::renderTarget is used (which is fine since it
// is at flush time). However, we need to store the RenderTargetProxy in the
// Ops and instantiate them here.
bool OpsTask::onExecute(GrOpFlushState* flushState) { … }

void OpsTask::setColorLoadOp(GrLoadOp op, std::array<float, 4> color) { … }

void OpsTask::reset() { … }

bool OpsTask::canMerge(const OpsTask* opsTask) const { … }

int OpsTask::mergeFrom(SkSpan<const sk_sp<GrRenderTask>> tasks) { … }

bool OpsTask::resetForFullscreenClear(CanDiscardPreviousOps canDiscardPreviousOps) { … }

void OpsTask::discard() { … }

////////////////////////////////////////////////////////////////////////////////

#if defined(GPU_TEST_UTILS)
void OpsTask::dump(const SkString& label,
                   SkString indent,
                   bool printDependencies,
                   bool close) const {
    GrRenderTask::dump(label, indent, printDependencies, false);

    SkDebugf("%sfColorLoadOp: ", indent.c_str());
    switch (fColorLoadOp) {
        case GrLoadOp::kLoad:
            SkDebugf("kLoad\n");
            break;
        case GrLoadOp::kClear:
            SkDebugf("kClear {%g, %g, %g, %g}\n",
                     fLoadClearColor[0],
                     fLoadClearColor[1],
                     fLoadClearColor[2],
                     fLoadClearColor[3]);
            break;
        case GrLoadOp::kDiscard:
            SkDebugf("kDiscard\n");
            break;
    }

    SkDebugf("%sfInitialStencilContent: ", indent.c_str());
    switch (fInitialStencilContent) {
        case StencilContent::kDontCare:
            SkDebugf("kDontCare\n");
            break;
        case StencilContent::kUserBitsCleared:
            SkDebugf("kUserBitsCleared\n");
            break;
        case StencilContent::kPreserved:
            SkDebugf("kPreserved\n");
            break;
    }

    SkDebugf("%s%d ops:\n", indent.c_str(), fOpChains.size());
    for (int i = 0; i < fOpChains.size(); ++i) {
        SkDebugf("%s*******************************\n", indent.c_str());
        if (!fOpChains[i].head()) {
            SkDebugf("%s%d: <combined forward or failed instantiation>\n", indent.c_str(), i);
        } else {
            SkDebugf("%s%d: %s\n", indent.c_str(), i, fOpChains[i].head()->name());
            SkRect bounds = fOpChains[i].bounds();
            SkDebugf("%sClippedBounds: [L: %.2f, T: %.2f, R: %.2f, B: %.2f]\n",
                     indent.c_str(),
                     bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom);
            for (const auto& op : GrOp::ChainRange<>(fOpChains[i].head())) {
                SkString info = SkTabString(op.dumpInfo(), 1);
                SkDebugf("%s%s\n", indent.c_str(), info.c_str());
                bounds = op.bounds();
                SkDebugf("%s\tClippedBounds: [L: %.2f, T: %.2f, R: %.2f, B: %.2f]\n",
                         indent.c_str(),
                         bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom);
            }
        }
    }

    if (close) {
        SkDebugf("%s--------------------------------------------------------------\n\n",
                 indent.c_str());
    }
}
#endif

#ifdef SK_DEBUG
void OpsTask::visitProxies_debugOnly(const GrVisitProxyFunc& func) const { … }

#endif

////////////////////////////////////////////////////////////////////////////////

void OpsTask::onMakeSkippable() { … }

bool OpsTask::onIsUsed(GrSurfaceProxy* proxyToCheck) const { … }

void OpsTask::gatherProxyIntervals(GrResourceAllocator* alloc) const { … }

void OpsTask::recordOp(
        GrOp::Owner op, bool usesMSAA, GrProcessorSet::Analysis processorAnalysis,
        GrAppliedClip* clip, const GrDstProxyView* dstProxyView, const GrCaps& caps) { … }

void OpsTask::forwardCombine(const GrCaps& caps) { … }

GrRenderTask::ExpectedOutcome OpsTask::onMakeClosed(GrRecordingContext* rContext,
                                                    SkIRect* targetUpdateBounds) { … }

}  // namespace skgpu::ganesh
chromium/third_party/skia/src/gpu/ganesh/ops/OpsTask.cpp
